/* Unix SMB/CIFS implementation. client file operations Copyright (C) Andrew Tridgell 1994-1998 Copyright (C) Jeremy Allison 2001-2009 This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include "includes.h" #include "system/filesys.h" #include "libsmb/libsmb.h" #include "../lib/util/tevent_ntstatus.h" #include "async_smb.h" #include "libsmb/clirap.h" #include "trans2.h" #include "ntioctl.h" #include "libcli/security/security.h" #include "../libcli/smb/smbXcli_base.h" #include "libcli/smb/reparse.h" struct cli_setpathinfo_state { uint16_t setup; uint8_t *param; }; static void cli_setpathinfo_done(struct tevent_req *subreq); struct tevent_req *cli_setpathinfo_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t level, const char *path, uint8_t *data, size_t data_len) { struct tevent_req *req, *subreq; struct cli_setpathinfo_state *state; uint16_t additional_flags2 = 0; char *path_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_setpathinfo_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO); /* Setup param array. */ state->param = talloc_zero_array(state, uint8_t, 6); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } SSVAL(state->param, 0, level); /* Check for DFS. */ path_cp = smb1_dfs_share_path(state, cli, path); if (tevent_req_nomem(path_cp, req)) { return tevent_req_post(req, ev); } state->param = trans2_bytes_push_str(state->param, smbXcli_conn_use_unicode(cli->conn), path_cp, strlen(path_cp)+1, NULL); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(path) && !INFO_LEVEL_IS_UNIX(level)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ additional_flags2, /* additional_flags2 */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ talloc_get_size(state->param), /* num param. */ 2, /* max returned param. */ data, /* data. */ data_len, /* num data. */ 0); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_setpathinfo_done, req); return req; } static void cli_setpathinfo_done(struct tevent_req *subreq) { NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL, NULL, 0, NULL, NULL, 0, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_setpathinfo_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_setpathinfo(struct cli_state *cli, uint16_t level, const char *path, uint8_t *data, size_t data_len) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_setpathinfo_send(ev, ev, cli, level, path, data, data_len); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_setpathinfo_recv(req); fail: TALLOC_FREE(frame); return status; } struct cli_setfileinfo_state { uint16_t setup; uint8_t param[6]; }; static void cli_setfileinfo_done(struct tevent_req *subreq); struct tevent_req *cli_setfileinfo_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint16_t level, uint8_t *data, size_t data_len) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_setfileinfo_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_setfileinfo_state); if (req == NULL) { return NULL; } PUSH_LE_U16(&state->setup, 0, TRANSACT2_SETFILEINFO); PUSH_LE_U16(state->param, 0, fnum); PUSH_LE_U16(state->param, 2, level); subreq = cli_trans_send(state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ 0, /* additional_flags2 */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ 6, /* num param. */ 2, /* max returned param. */ data, /* data. */ data_len, /* num data. */ 0); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_setfileinfo_done, req); return req; } static void cli_setfileinfo_done(struct tevent_req *subreq) { NTSTATUS status = cli_trans_recv( subreq, /* req */ NULL, /* mem_ctx */ NULL, /* recv_flags2 */ NULL, /* setup */ 0, /* min_setup */ NULL, /* num_setup */ NULL, /* param */ 0, /* min_param */ NULL, /* num_param */ NULL, /* data */ 0, /* min_data */ NULL); /* num_data */ tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_setfileinfo_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } /**************************************************************************** Hard/Symlink a file (UNIX extensions). Creates new name (sym)linked to link_target. ****************************************************************************/ struct cli_posix_link_internal_state { uint8_t *data; }; static void cli_posix_link_internal_done(struct tevent_req *subreq); static struct tevent_req *cli_posix_link_internal_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t level, const char *link_target, const char *newname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_link_internal_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_link_internal_state); if (req == NULL) { return NULL; } /* Setup data array. */ state->data = talloc_array(state, uint8_t, 0); if (tevent_req_nomem(state->data, req)) { return tevent_req_post(req, ev); } state->data = trans2_bytes_push_str( state->data, smbXcli_conn_use_unicode(cli->conn), link_target, strlen(link_target)+1, NULL); subreq = cli_setpathinfo_send( state, ev, cli, level, newname, state->data, talloc_get_size(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_link_internal_done, req); return req; } static void cli_posix_link_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_posix_link_internal_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } /**************************************************************************** Symlink a file (UNIX extensions). ****************************************************************************/ struct cli_posix_symlink_state { uint8_t dummy; }; static void cli_posix_symlink_done(struct tevent_req *subreq); struct tevent_req *cli_posix_symlink_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *link_target, const char *newname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_symlink_state *state = NULL; req = tevent_req_create( mem_ctx, &state, struct cli_posix_symlink_state); if (req == NULL) { return NULL; } subreq = cli_posix_link_internal_send( mem_ctx, ev, cli, SMB_SET_FILE_UNIX_LINK, link_target, newname); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_symlink_done, req); return req; } static void cli_posix_symlink_done(struct tevent_req *subreq) { NTSTATUS status = cli_posix_link_internal_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_symlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_symlink(struct cli_state *cli, const char *link_target, const char *newname) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_symlink_send(frame, ev, cli, link_target, newname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_symlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Read a POSIX symlink. ****************************************************************************/ struct cli_posix_readlink_state { struct cli_state *cli; char *converted; }; static void cli_posix_readlink_done(struct tevent_req *subreq); struct tevent_req *cli_posix_readlink_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_readlink_state *state = NULL; req = tevent_req_create( mem_ctx, &state, struct cli_posix_readlink_state); if (req == NULL) { return NULL; } state->cli = cli; subreq = cli_qpathinfo_send( state, ev, cli, fname, SMB_QUERY_FILE_UNIX_LINK, 1, UINT16_MAX); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_readlink_done, req); return req; } static void cli_posix_readlink_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_posix_readlink_state *state = tevent_req_data( req, struct cli_posix_readlink_state); NTSTATUS status; uint8_t *data = NULL; uint32_t num_data = 0; charset_t charset; size_t converted_size; bool ok; status = cli_qpathinfo_recv(subreq, state, &data, &num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } /* * num_data is > 1, we've given 1 as minimum to cli_qpathinfo_send */ if (data == NULL || data[num_data-1] != '\0') { tevent_req_nterror(req, NT_STATUS_DATA_ERROR); return; } charset = smbXcli_conn_use_unicode(state->cli->conn) ? CH_UTF16LE : CH_DOS; /* The returned data is a pushed string, not raw data. */ ok = convert_string_talloc( state, charset, CH_UNIX, data, num_data, &state->converted, &converted_size); if (!ok) { tevent_req_oom(req); return; } tevent_req_done(req); } NTSTATUS cli_posix_readlink_recv( struct tevent_req *req, TALLOC_CTX *mem_ctx, char **target) { struct cli_posix_readlink_state *state = tevent_req_data( req, struct cli_posix_readlink_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *target = talloc_move(mem_ctx, &state->converted); tevent_req_received(req); return NT_STATUS_OK; } /**************************************************************************** Hard link a file (UNIX extensions). ****************************************************************************/ struct cli_posix_hardlink_state { uint8_t dummy; }; static void cli_posix_hardlink_done(struct tevent_req *subreq); struct tevent_req *cli_posix_hardlink_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *oldname, const char *newname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_hardlink_state *state = NULL; req = tevent_req_create( mem_ctx, &state, struct cli_posix_hardlink_state); if (req == NULL) { return NULL; } subreq = cli_posix_link_internal_send( state, ev, cli, SMB_SET_FILE_UNIX_HLINK, oldname, newname); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_hardlink_done, req); return req; } static void cli_posix_hardlink_done(struct tevent_req *subreq) { NTSTATUS status = cli_posix_link_internal_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_hardlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_hardlink(struct cli_state *cli, const char *oldname, const char *newname) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_hardlink_send(frame, ev, cli, oldname, newname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_hardlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a POSIX getacl - pathname based ACL get (UNIX extensions). ****************************************************************************/ struct getacl_state { uint32_t num_data; uint8_t *data; }; static void cli_posix_getacl_done(struct tevent_req *subreq); struct tevent_req *cli_posix_getacl_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct getacl_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct getacl_state); if (req == NULL) { return NULL; } subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_POSIX_ACL, 0, CLI_BUFFER_SIZE); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_getacl_done, req); return req; } static void cli_posix_getacl_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct getacl_state *state = tevent_req_data( req, struct getacl_state); NTSTATUS status; status = cli_qpathinfo_recv(subreq, state, &state->data, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_posix_getacl_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, size_t *prb_size, char **retbuf) { struct getacl_state *state = tevent_req_data(req, struct getacl_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *prb_size = (size_t)state->num_data; *retbuf = (char *)talloc_move(mem_ctx, &state->data); return NT_STATUS_OK; } NTSTATUS cli_posix_getacl(struct cli_state *cli, const char *fname, TALLOC_CTX *mem_ctx, size_t *prb_size, char **retbuf) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_getacl_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_getacl_recv(req, mem_ctx, prb_size, retbuf); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a POSIX setacl - pathname based ACL set (UNIX extensions). ****************************************************************************/ struct setacl_state { uint8_t *data; }; static void cli_posix_setacl_done(struct tevent_req *subreq); struct tevent_req *cli_posix_setacl_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, const void *data, size_t num_data) { struct tevent_req *req = NULL, *subreq = NULL; struct setacl_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct setacl_state); if (req == NULL) { return NULL; } state->data = talloc_memdup(state, data, num_data); if (tevent_req_nomem(state->data, req)) { return tevent_req_post(req, ev); } subreq = cli_setpathinfo_send(state, ev, cli, SMB_SET_POSIX_ACL, fname, state->data, num_data); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_setacl_done, req); return req; } static void cli_posix_setacl_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_setacl_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_setacl(struct cli_state *cli, const char *fname, const void *acl_buf, size_t acl_buf_size) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_setacl_send(frame, ev, cli, fname, acl_buf, acl_buf_size); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_setacl_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Stat a file (UNIX extensions). ****************************************************************************/ struct cli_posix_stat_state { struct stat_ex sbuf; }; static void cli_posix_stat_done(struct tevent_req *subreq); struct tevent_req *cli_posix_stat_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct stat_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_stat_state); if (req == NULL) { return NULL; } subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_QUERY_FILE_UNIX_BASIC, 100, 100); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_stat_done, req); return req; } static void cli_posix_stat_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_posix_stat_state *state = tevent_req_data( req, struct cli_posix_stat_state); SMB_STRUCT_STAT *sbuf = &state->sbuf; uint8_t *data; uint32_t num_data = 0; NTSTATUS status; status = cli_qpathinfo_recv(subreq, state, &data, &num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } if (num_data != 100) { /* * Paranoia, cli_qpathinfo should have guaranteed * this, but you never know... */ tevent_req_nterror(req, NT_STATUS_INVALID_NETWORK_RESPONSE); return; } /* total size, in bytes */ sbuf->st_ex_size = IVAL2_TO_SMB_BIG_UINT(data, 0); /* number of blocks allocated */ sbuf->st_ex_blocks = IVAL2_TO_SMB_BIG_UINT(data,8); #if defined (HAVE_STAT_ST_BLOCKS) && defined(STAT_ST_BLOCKSIZE) sbuf->st_ex_blocks /= STAT_ST_BLOCKSIZE; #else /* assume 512 byte blocks */ sbuf->st_ex_blocks /= 512; #endif /* time of last change */ sbuf->st_ex_ctime = interpret_long_date(BVAL(data, 16)); /* time of last access */ sbuf->st_ex_atime = interpret_long_date(BVAL(data, 24)); /* time of last modification */ sbuf->st_ex_mtime = interpret_long_date(BVAL(data, 32)); sbuf->st_ex_uid = (uid_t) IVAL(data, 40); /* user ID of owner */ sbuf->st_ex_gid = (gid_t) IVAL(data, 48); /* group ID of owner */ sbuf->st_ex_mode = unix_filetype_from_wire(IVAL(data, 56)); #if defined(HAVE_MAKEDEV) { uint32_t dev_major = IVAL(data,60); uint32_t dev_minor = IVAL(data,68); sbuf->st_ex_rdev = makedev(dev_major, dev_minor); } #endif /* inode */ sbuf->st_ex_ino = (SMB_INO_T)IVAL2_TO_SMB_BIG_UINT(data, 76); /* protection */ sbuf->st_ex_mode |= wire_perms_to_unix(IVAL(data, 84)); /* number of hard links */ sbuf->st_ex_nlink = BIG_UINT(data, 92); tevent_req_done(req); } NTSTATUS cli_posix_stat_recv(struct tevent_req *req, struct stat_ex *sbuf) { struct cli_posix_stat_state *state = tevent_req_data( req, struct cli_posix_stat_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *sbuf = state->sbuf; return NT_STATUS_OK; } NTSTATUS cli_posix_stat(struct cli_state *cli, const char *fname, struct stat_ex *sbuf) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_stat_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_stat_recv(req, sbuf); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Chmod or chown a file internal (UNIX extensions). ****************************************************************************/ struct cli_posix_chown_chmod_internal_state { uint8_t data[100]; }; static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq); static struct tevent_req *cli_posix_chown_chmod_internal_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint32_t mode, uint32_t uid, uint32_t gid) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_chown_chmod_internal_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_chown_chmod_internal_state); if (req == NULL) { return NULL; } memset(state->data, 0xff, 40); /* Set all sizes/times to no change. */ SIVAL(state->data,40,uid); SIVAL(state->data,48,gid); SIVAL(state->data,84,mode); subreq = cli_setpathinfo_send(state, ev, cli, SMB_SET_FILE_UNIX_BASIC, fname, state->data, sizeof(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_chown_chmod_internal_done, req); return req; } static void cli_posix_chown_chmod_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_posix_chown_chmod_internal_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } /**************************************************************************** chmod a file (UNIX extensions). ****************************************************************************/ struct cli_posix_chmod_state { uint8_t dummy; }; static void cli_posix_chmod_done(struct tevent_req *subreq); struct tevent_req *cli_posix_chmod_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, mode_t mode) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_chmod_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_chmod_state); if (req == NULL) { return NULL; } subreq = cli_posix_chown_chmod_internal_send( state, ev, cli, fname, unix_perms_to_wire(mode), SMB_UID_NO_CHANGE, SMB_GID_NO_CHANGE); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_chmod_done, req); return req; } static void cli_posix_chmod_done(struct tevent_req *subreq) { NTSTATUS status = cli_posix_chown_chmod_internal_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_chmod_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_chmod(struct cli_state *cli, const char *fname, mode_t mode) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_chmod_send(frame, ev, cli, fname, mode); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_chmod_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** chown a file (UNIX extensions). ****************************************************************************/ struct cli_posix_chown_state { uint8_t dummy; }; static void cli_posix_chown_done(struct tevent_req *subreq); struct tevent_req *cli_posix_chown_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uid_t uid, gid_t gid) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_chown_state *state = NULL; req = tevent_req_create( mem_ctx, &state, struct cli_posix_chown_state); if (req == NULL) { return NULL; } subreq = cli_posix_chown_chmod_internal_send( state, ev, cli, fname, SMB_MODE_NO_CHANGE, (uint32_t)uid, (uint32_t)gid); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_chown_done, req); return req; } static void cli_posix_chown_done(struct tevent_req *subreq) { NTSTATUS status = cli_posix_chown_chmod_internal_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_chown_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_chown(struct cli_state *cli, const char *fname, uid_t uid, gid_t gid) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_chown_send(frame, ev, cli, fname, uid, gid); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_chown_recv(req); fail: TALLOC_FREE(frame); return status; } struct cli_smb1_posix_mknod_state { uint8_t data[100]; }; static void cli_smb1_posix_mknod_done(struct tevent_req *subreq); static struct tevent_req *cli_smb1_posix_mknod_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, mode_t mode, dev_t dev) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_smb1_posix_mknod_state *state = NULL; mode_t type = mode & S_IFMT; uint32_t smb_unix_type = 0xFFFFFFFF; req = tevent_req_create( mem_ctx, &state, struct cli_smb1_posix_mknod_state); if (req == NULL) { return NULL; } /* * Set all sizes/times/ids to no change. */ memset(state->data, 0xff, 56); switch (type) { case S_IFREG: smb_unix_type = UNIX_TYPE_FILE; break; case S_IFDIR: smb_unix_type = UNIX_TYPE_DIR; break; case S_IFLNK: smb_unix_type = UNIX_TYPE_SYMLINK; break; case S_IFCHR: smb_unix_type = UNIX_TYPE_CHARDEV; break; case S_IFBLK: smb_unix_type = UNIX_TYPE_BLKDEV; break; case S_IFIFO: smb_unix_type = UNIX_TYPE_FIFO; break; case S_IFSOCK: smb_unix_type = UNIX_TYPE_SOCKET; break; } PUSH_LE_U32(state->data, 56, smb_unix_type); if ((type == S_IFCHR) || (type == S_IFBLK)) { PUSH_LE_U64(state->data, 60, unix_dev_major(dev)); PUSH_LE_U64(state->data, 68, unix_dev_minor(dev)); } PUSH_LE_U32(state->data, 84, unix_perms_to_wire(mode)); subreq = cli_setpathinfo_send( state, ev, cli, SMB_SET_FILE_UNIX_BASIC, fname, state->data, sizeof(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_smb1_posix_mknod_done, req); return req; } static void cli_smb1_posix_mknod_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_smb1_posix_mknod_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } struct cli_mknod_state { uint8_t buf[24]; }; static void cli_mknod_done1(struct tevent_req *subreq); static void cli_mknod_reparse_done(struct tevent_req *subreq); struct tevent_req *cli_mknod_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, mode_t mode, dev_t dev) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_mknod_state *state = NULL; struct reparse_data_buffer reparse_buf = { .tag = IO_REPARSE_TAG_NFS, }; struct nfs_reparse_data_buffer *nfs = &reparse_buf.parsed.nfs; ssize_t buflen; req = tevent_req_create(mem_ctx, &state, struct cli_mknod_state); if (req == NULL) { return NULL; } if (cli->requested_posix_capabilities != 0) { subreq = cli_smb1_posix_mknod_send( state, ev, cli, fname, mode, dev); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_mknod_done1, req); return req; } /* * Ignored for all but BLK and CHR */ nfs->data.dev.major = major(dev); nfs->data.dev.minor = minor(dev); switch (mode & S_IFMT) { case S_IFIFO: nfs->type = NFS_SPECFILE_FIFO; break; case S_IFSOCK: nfs->type = NFS_SPECFILE_SOCK; break; case S_IFCHR: nfs->type = NFS_SPECFILE_CHR; break; case S_IFBLK: nfs->type = NFS_SPECFILE_BLK; break; } buflen = reparse_data_buffer_marshall(&reparse_buf, state->buf, sizeof(state->buf)); if ((buflen == -1) || (buflen > sizeof(state->buf))) { tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR); return tevent_req_post(req, ev); } subreq = cli_create_reparse_point_send(state, ev, cli, fname, (DATA_BLOB){ .data = state->buf, .length = buflen, }); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_mknod_reparse_done, req); return req; } static void cli_mknod_done1(struct tevent_req *subreq) { NTSTATUS status = cli_smb1_posix_mknod_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_mknod_reparse_done(struct tevent_req *subreq) { NTSTATUS status = cli_create_reparse_point_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_mknod_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_mknod(struct cli_state *cli, const char *fname, mode_t mode, dev_t dev) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_mknod_send(ev, ev, cli, fname, mode, dev); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_mknod_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Rename a file. ****************************************************************************/ struct cli_smb1_rename_state { uint8_t *data; }; static void cli_smb1_rename_done(struct tevent_req *subreq); static struct tevent_req *cli_smb1_rename_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst, bool replace) { NTSTATUS status; struct tevent_req *req = NULL, *subreq = NULL; struct cli_smb1_rename_state *state = NULL; smb_ucs2_t *converted_str = NULL; size_t converted_size_bytes = 0; req = tevent_req_create(mem_ctx, &state, struct cli_smb1_rename_state); if (req == NULL) { return NULL; } /* * Strip a MSDFS path from fname_dst if we were given one. */ status = cli_dfs_target_check(state, cli, fname_dst, &fname_dst); if (!NT_STATUS_IS_OK(status)) { goto fail; } if (!push_ucs2_talloc(talloc_tos(), &converted_str, fname_dst, &converted_size_bytes)) { status = NT_STATUS_INVALID_PARAMETER; goto fail; } /* W2K8 insists the dest name is not null terminated. Remove the last 2 zero bytes and reduce the name length. */ if (converted_size_bytes < 2) { status = NT_STATUS_INVALID_PARAMETER; goto fail; } converted_size_bytes -= 2; state->data = talloc_zero_array(state, uint8_t, 12 + converted_size_bytes); if (state->data == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (replace) { SCVAL(state->data, 0, 1); } SIVAL(state->data, 8, converted_size_bytes); memcpy(state->data + 12, converted_str, converted_size_bytes); TALLOC_FREE(converted_str); subreq = cli_setpathinfo_send( state, ev, cli, SMB_FILE_RENAME_INFORMATION, fname_src, state->data, talloc_get_size(state->data)); if (tevent_req_nomem(subreq, req)) { status = NT_STATUS_NO_MEMORY; goto fail; } tevent_req_set_callback(subreq, cli_smb1_rename_done, req); return req; fail: TALLOC_FREE(converted_str); tevent_req_nterror(req, status); return tevent_req_post(req, ev); } static void cli_smb1_rename_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_smb1_rename_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } static void cli_cifs_rename_done(struct tevent_req *subreq); struct cli_cifs_rename_state { uint16_t vwv[1]; }; static struct tevent_req *cli_cifs_rename_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst, bool replace) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_cifs_rename_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *fname_src_cp = NULL; char *fname_dst_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_cifs_rename_state); if (req == NULL) { return NULL; } if (replace) { /* * CIFS doesn't support replace */ tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER); return tevent_req_post(req, ev); } SSVAL(state->vwv+0, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBmv on a DFS share uses DFS names for src and dst. * See smbtorture3: SMB1-DFS-PATHS: test_smb1_mv(). */ fname_src_cp = smb1_dfs_share_path(state, cli, fname_src); if (tevent_req_nomem(fname_src_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_src_cp, strlen(fname_src_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname_src)) { additional_flags2 = FLAGS2_REPARSE_PATH; } bytes = talloc_realloc(state, bytes, uint8_t, talloc_get_size(bytes)+1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBmv on a DFS share uses DFS names for src and dst. * See smbtorture3: SMB1-DFS-PATHS: test_smb1_mv(). */ fname_dst_cp = smb1_dfs_share_path(state, cli, fname_dst); if (tevent_req_nomem(fname_dst_cp, req)) { return tevent_req_post(req, ev); } bytes[talloc_get_size(bytes)-1] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_dst_cp, strlen(fname_dst_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBmv, additional_flags, additional_flags2, 1, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_cifs_rename_done, req); return req; } static void cli_cifs_rename_done(struct tevent_req *subreq) { NTSTATUS status = cli_smb_recv( subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_cifs_rename_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } struct cli_rename_state { uint8_t dummy; }; static void cli_rename_done1(struct tevent_req *subreq); static void cli_rename_done_cifs(struct tevent_req *subreq); static void cli_rename_done2(struct tevent_req *subreq); struct tevent_req *cli_rename_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst, bool replace) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_rename_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_rename_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_rename_send( state, ev, cli, fname_src, fname_dst, replace); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_rename_done2, req); return req; } if (replace && smbXcli_conn_support_passthrough(cli->conn)) { subreq = cli_smb1_rename_send( state, ev, cli, fname_src, fname_dst, replace); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_rename_done1, req); return req; } subreq = cli_cifs_rename_send( state, ev, cli, fname_src,fname_dst, replace); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_rename_done_cifs, req); return req; } static void cli_rename_done1(struct tevent_req *subreq) { NTSTATUS status = cli_smb1_rename_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_rename_done_cifs(struct tevent_req *subreq) { NTSTATUS status = cli_cifs_rename_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_rename_done2(struct tevent_req *subreq) { NTSTATUS status = cli_smb2_rename_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_rename_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_rename(struct cli_state *cli, const char *fname_src, const char *fname_dst, bool replace) { TALLOC_CTX *frame = NULL; struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_rename_send(frame, ev, cli, fname_src, fname_dst, replace); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_rename_recv(req); cli->raw_status = status; /* cli_smb2_rename_recv doesn't set this */ fail: TALLOC_FREE(frame); return status; } /**************************************************************************** NT Rename a file. ****************************************************************************/ static void cli_ntrename_internal_done(struct tevent_req *subreq); struct cli_ntrename_internal_state { uint16_t vwv[4]; }; static struct tevent_req *cli_ntrename_internal_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst, uint16_t rename_flag) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_ntrename_internal_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *fname_src_cp = NULL; char *fname_dst_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_ntrename_internal_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0 ,FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN | FILE_ATTRIBUTE_DIRECTORY); SSVAL(state->vwv+1, 0, rename_flag); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBntrename on a DFS share uses DFS names for src and dst. * See smbtorture3: SMB1-DFS-PATHS: test_smb1_ntrename_rename(). */ fname_src_cp = smb1_dfs_share_path(state, cli, fname_src); if (tevent_req_nomem(fname_src_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_src_cp, strlen(fname_src_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname_src)) { additional_flags2 = FLAGS2_REPARSE_PATH; } bytes = talloc_realloc(state, bytes, uint8_t, talloc_get_size(bytes)+1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBntrename on a DFS share uses DFS names for src and dst. * See smbtorture3: SMB1-DFS-PATHS: test_smb1_ntrename_rename(). * and smbtorture3: SMB1-DFS-PATHS: test_smb1_ntrename_hardlink() */ fname_dst_cp = smb1_dfs_share_path(state, cli, fname_dst); if (tevent_req_nomem(fname_dst_cp, req)) { return tevent_req_post(req, ev); } bytes[talloc_get_size(bytes)-1] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_dst_cp, strlen(fname_dst_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } subreq = cli_smb_send(state, ev, cli, SMBntrename, additional_flags, additional_flags2, 4, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ntrename_internal_done, req); return req; } static void cli_ntrename_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_smb_recv( subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_ntrename_internal_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } struct tevent_req *cli_ntrename_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst) { return cli_ntrename_internal_send(mem_ctx, ev, cli, fname_src, fname_dst, RENAME_FLAG_RENAME); } NTSTATUS cli_ntrename_recv(struct tevent_req *req) { return cli_ntrename_internal_recv(req); } NTSTATUS cli_ntrename(struct cli_state *cli, const char *fname_src, const char *fname_dst) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_ntrename_send(frame, ev, cli, fname_src, fname_dst); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_ntrename_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** NT hardlink a file. ****************************************************************************/ static struct tevent_req *cli_nt_hardlink_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst) { return cli_ntrename_internal_send(mem_ctx, ev, cli, fname_src, fname_dst, RENAME_FLAG_HARD_LINK); } static NTSTATUS cli_nt_hardlink_recv(struct tevent_req *req) { return cli_ntrename_internal_recv(req); } struct cli_smb2_hardlink_state { struct tevent_context *ev; struct cli_state *cli; uint16_t fnum_src; const char *fname_dst; bool overwrite; NTSTATUS status; }; static void cli_smb2_hardlink_opened(struct tevent_req *subreq); static void cli_smb2_hardlink_info_set(struct tevent_req *subreq); static void cli_smb2_hardlink_closed(struct tevent_req *subreq); static struct tevent_req *cli_smb2_hardlink_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst, bool overwrite, struct smb2_create_blobs *in_cblobs) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_smb2_hardlink_state *state = NULL; NTSTATUS status; req = tevent_req_create( mem_ctx, &state, struct cli_smb2_hardlink_state); if (req == NULL) { return NULL; } /* * Strip a MSDFS path from fname_dst if we were given one. */ status = cli_dfs_target_check(state, cli, fname_dst, &fname_dst); if (tevent_req_nterror(req, status)) { return tevent_req_post(req, ev); } state->ev = ev; state->cli = cli; state->fname_dst = fname_dst; state->overwrite = overwrite; subreq = cli_smb2_create_fnum_send( state, ev, cli, fname_src, (struct cli_smb2_create_flags){0}, SMB2_IMPERSONATION_IMPERSONATION, FILE_WRITE_ATTRIBUTES, 0, /* file attributes */ FILE_SHARE_READ| FILE_SHARE_WRITE| FILE_SHARE_DELETE, /* share_access */ FILE_OPEN, /* create_disposition */ FILE_NON_DIRECTORY_FILE, /* no hardlinks on directories */ in_cblobs); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_smb2_hardlink_opened, req); return req; } static void cli_smb2_hardlink_opened(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_smb2_hardlink_state *state = tevent_req_data( req, struct cli_smb2_hardlink_state); NTSTATUS status; smb_ucs2_t *ucs2_dst; size_t ucs2_len; DATA_BLOB inbuf; bool ok; status = cli_smb2_create_fnum_recv( subreq, &state->fnum_src, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } ok = push_ucs2_talloc(state, &ucs2_dst, state->fname_dst, &ucs2_len); if (!ok || (ucs2_len < 2)) { tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER); return; } /* Don't 0-terminate the name */ ucs2_len -= 2; inbuf = data_blob_talloc_zero(state, ucs2_len + 20); if (tevent_req_nomem(inbuf.data, req)) { return; } if (state->overwrite) { SCVAL(inbuf.data, 0, 1); } SIVAL(inbuf.data, 16, ucs2_len); memcpy(inbuf.data + 20, ucs2_dst, ucs2_len); TALLOC_FREE(ucs2_dst); subreq = cli_smb2_set_info_fnum_send( state, state->ev, state->cli, state->fnum_src, 1, /* in_info_type */ SMB_FILE_LINK_INFORMATION - 1000, /* in_file_info_class */ &inbuf, 0); /* in_additional_info */ if (tevent_req_nomem(subreq, req)) { return; } tevent_req_set_callback(subreq, cli_smb2_hardlink_info_set, req); } static void cli_smb2_hardlink_info_set(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_smb2_hardlink_state *state = tevent_req_data( req, struct cli_smb2_hardlink_state); state->status = cli_smb2_set_info_fnum_recv(subreq); TALLOC_FREE(subreq); /* ignore error here, we need to close the file */ subreq = cli_smb2_close_fnum_send(state, state->ev, state->cli, state->fnum_src, 0); if (tevent_req_nomem(subreq, req)) { return; } tevent_req_set_callback(subreq, cli_smb2_hardlink_closed, req); } static void cli_smb2_hardlink_closed(struct tevent_req *subreq) { NTSTATUS status = cli_smb2_close_fnum_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_smb2_hardlink_recv(struct tevent_req *req) { struct cli_smb2_hardlink_state *state = tevent_req_data( req, struct cli_smb2_hardlink_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } return state->status; } struct cli_hardlink_state { uint8_t dummy; }; static void cli_hardlink_done(struct tevent_req *subreq); static void cli_hardlink_done2(struct tevent_req *subreq); struct tevent_req *cli_hardlink_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname_src, const char *fname_dst) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_hardlink_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_hardlink_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_hardlink_send( state, ev, cli, fname_src, fname_dst, false, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_hardlink_done2, req); return req; } subreq = cli_nt_hardlink_send(state, ev, cli, fname_src, fname_dst); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_hardlink_done, req); return req; } static void cli_hardlink_done(struct tevent_req *subreq) { NTSTATUS status = cli_nt_hardlink_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_hardlink_done2(struct tevent_req *subreq) { NTSTATUS status = cli_smb2_hardlink_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_hardlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_hardlink( struct cli_state *cli, const char *fname_src, const char *fname_dst) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_hardlink_send(frame, ev, cli, fname_src, fname_dst); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_hardlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Delete a file. ****************************************************************************/ static void cli_unlink_done(struct tevent_req *subreq); static void cli_unlink_done2(struct tevent_req *subreq); struct cli_unlink_state { uint16_t vwv[1]; }; struct tevent_req *cli_unlink_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint32_t mayhave_attrs) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_unlink_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_unlink_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_unlink_send(state, ev, cli, fname, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_unlink_done2, req); return req; } if (mayhave_attrs & 0xFFFF0000) { /* * Don't allow attributes greater than * 16-bits for a 16-bit protocol value. */ if (tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER)) { return tevent_req_post(req, ev); } } SSVAL(state->vwv+0, 0, mayhave_attrs); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBunlink on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_smb_send(state, ev, cli, SMBunlink, additional_flags, additional_flags2, 1, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_unlink_done, req); return req; } static void cli_unlink_done(struct tevent_req *subreq) { NTSTATUS status = cli_smb_recv( subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_unlink_done2(struct tevent_req *subreq) { NTSTATUS status = cli_smb2_unlink_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_unlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_unlink(struct cli_state *cli, const char *fname, uint32_t mayhave_attrs) { TALLOC_CTX *frame = NULL; struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_unlink_send(frame, ev, cli, fname, mayhave_attrs); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_unlink_recv(req); cli->raw_status = status; /* cli_smb2_unlink_recv doesn't set this */ fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Create a directory. ****************************************************************************/ static void cli_mkdir_done(struct tevent_req *subreq); static void cli_mkdir_done2(struct tevent_req *subreq); struct cli_mkdir_state { int dummy; }; struct tevent_req *cli_mkdir_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *dname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_mkdir_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *dname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_mkdir_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_mkdir_send(state, ev, cli, dname); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_mkdir_done2, req); return req; } bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBmkdir on a DFS share must use DFS names. */ dname_cp = smb1_dfs_share_path(state, cli, dname); if (tevent_req_nomem(dname_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), dname_cp, strlen(dname_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(dname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_smb_send(state, ev, cli, SMBmkdir, additional_flags, additional_flags2, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_mkdir_done, req); return req; } static void cli_mkdir_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } static void cli_mkdir_done2(struct tevent_req *subreq) { NTSTATUS status = cli_smb2_mkdir_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_mkdir_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_mkdir(struct cli_state *cli, const char *dname) { TALLOC_CTX *frame = NULL; struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_mkdir_send(frame, ev, cli, dname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_mkdir_recv(req); cli->raw_status = status; /* cli_smb2_mkdir_recv doesn't set this */ fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Remove a directory. ****************************************************************************/ static void cli_rmdir_done(struct tevent_req *subreq); static void cli_rmdir_done2(struct tevent_req *subreq); struct cli_rmdir_state { int dummy; }; struct tevent_req *cli_rmdir_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *dname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_rmdir_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *dname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_rmdir_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_rmdir_send(state, ev, cli, dname, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_rmdir_done2, req); return req; } bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBrmdir on a DFS share must use DFS names. */ dname_cp = smb1_dfs_share_path(state, cli, dname); if (tevent_req_nomem(dname_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), dname_cp, strlen(dname_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(dname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_smb_send(state, ev, cli, SMBrmdir, additional_flags, additional_flags2, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_rmdir_done, req); return req; } static void cli_rmdir_done(struct tevent_req *subreq) { NTSTATUS status = cli_smb_recv( subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_rmdir_done2(struct tevent_req *subreq) { NTSTATUS status = cli_smb2_rmdir_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_rmdir_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_rmdir(struct cli_state *cli, const char *dname) { TALLOC_CTX *frame = NULL; struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_rmdir_send(frame, ev, cli, dname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_rmdir_recv(req); cli->raw_status = status; /* cli_smb2_rmdir_recv doesn't set this */ fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Set or clear the delete on close flag. ****************************************************************************/ struct doc_state { uint8_t data[1]; }; static void cli_nt_delete_on_close_smb1_done(struct tevent_req *subreq); static void cli_nt_delete_on_close_smb2_done(struct tevent_req *subreq); struct tevent_req *cli_nt_delete_on_close_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, bool flag) { struct tevent_req *req = NULL, *subreq = NULL; struct doc_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct doc_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_delete_on_close_send(state, ev, cli, fnum, flag); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_nt_delete_on_close_smb2_done, req); return req; } /* Setup data array. */ SCVAL(&state->data[0], 0, flag ? 1 : 0); subreq = cli_setfileinfo_send( state, ev, cli, fnum, SMB_SET_FILE_DISPOSITION_INFO, state->data, sizeof(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_nt_delete_on_close_smb1_done, req); return req; } static void cli_nt_delete_on_close_smb1_done(struct tevent_req *subreq) { NTSTATUS status = cli_setfileinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_nt_delete_on_close_smb2_done(struct tevent_req *subreq) { NTSTATUS status = cli_smb2_delete_on_close_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_nt_delete_on_close_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_nt_delete_on_close(struct cli_state *cli, uint16_t fnum, bool flag) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_nt_delete_on_close_send(frame, ev, cli, fnum, flag); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_nt_delete_on_close_recv(req); fail: TALLOC_FREE(frame); return status; } struct cli_ntcreate1_state { uint16_t vwv[24]; uint16_t fnum; struct smb_create_returns cr; struct tevent_req *subreq; }; static void cli_ntcreate1_done(struct tevent_req *subreq); static bool cli_ntcreate1_cancel(struct tevent_req *req); static struct tevent_req *cli_ntcreate1_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint32_t ImpersonationLevel, uint8_t SecurityFlags) { struct tevent_req *req, *subreq; struct cli_ntcreate1_state *state; uint16_t *vwv; uint8_t *bytes; size_t converted_len; uint16_t additional_flags2 = 0; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_ntcreate1_state); if (req == NULL) { return NULL; } vwv = state->vwv; SCVAL(vwv+0, 0, 0xFF); SCVAL(vwv+0, 1, 0); SSVAL(vwv+1, 0, 0); SCVAL(vwv+2, 0, 0); if (cli->use_oplocks) { CreatFlags |= (REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK); } SIVAL(vwv+3, 1, CreatFlags); SIVAL(vwv+5, 1, 0x0); /* RootDirectoryFid */ SIVAL(vwv+7, 1, DesiredAccess); SIVAL(vwv+9, 1, 0x0); /* AllocationSize */ SIVAL(vwv+11, 1, 0x0); /* AllocationSize */ SIVAL(vwv+13, 1, FileAttributes); SIVAL(vwv+15, 1, ShareAccess); SIVAL(vwv+17, 1, CreateDisposition); SIVAL(vwv+19, 1, CreateOptions | (cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0)); SIVAL(vwv+21, 1, ImpersonationLevel); SCVAL(vwv+23, 1, SecurityFlags); bytes = talloc_array(state, uint8_t, 0); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBntcreateX on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, &converted_len); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } /* sigh. this copes with broken netapp filer behaviour */ bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "", 1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } SSVAL(vwv+2, 1, converted_len); subreq = cli_smb_send(state, ev, cli, SMBntcreateX, 0, additional_flags2, 24, vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ntcreate1_done, req); state->subreq = subreq; tevent_req_set_cancel_fn(req, cli_ntcreate1_cancel); return req; } static void cli_ntcreate1_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_ntcreate1_state *state = tevent_req_data( req, struct cli_ntcreate1_state); uint8_t wct; uint16_t *vwv; uint32_t num_bytes; uint8_t *bytes; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 34, &wct, &vwv, &num_bytes, &bytes); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->cr.oplock_level = CVAL(vwv+2, 0); state->fnum = SVAL(vwv+2, 1); state->cr.create_action = IVAL(vwv+3, 1); state->cr.creation_time = BVAL(vwv+5, 1); state->cr.last_access_time = BVAL(vwv+9, 1); state->cr.last_write_time = BVAL(vwv+13, 1); state->cr.change_time = BVAL(vwv+17, 1); state->cr.file_attributes = IVAL(vwv+21, 1); state->cr.allocation_size = BVAL(vwv+23, 1); state->cr.end_of_file = BVAL(vwv+27, 1); tevent_req_done(req); } static bool cli_ntcreate1_cancel(struct tevent_req *req) { struct cli_ntcreate1_state *state = tevent_req_data( req, struct cli_ntcreate1_state); return tevent_req_cancel(state->subreq); } static NTSTATUS cli_ntcreate1_recv(struct tevent_req *req, uint16_t *pfnum, struct smb_create_returns *cr) { struct cli_ntcreate1_state *state = tevent_req_data( req, struct cli_ntcreate1_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; if (cr != NULL) { *cr = state->cr; } return NT_STATUS_OK; } struct cli_ntcreate_state { struct smb_create_returns cr; uint16_t fnum; struct tevent_req *subreq; }; static void cli_ntcreate_done_nt1(struct tevent_req *subreq); static void cli_ntcreate_done_smb2(struct tevent_req *subreq); static bool cli_ntcreate_cancel(struct tevent_req *req); struct tevent_req *cli_ntcreate_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint32_t create_flags, uint32_t desired_access, uint32_t file_attributes, uint32_t share_access, uint32_t create_disposition, uint32_t create_options, uint32_t impersonation_level, uint8_t security_flags) { struct tevent_req *req, *subreq; struct cli_ntcreate_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_ntcreate_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { struct cli_smb2_create_flags cflags = {0}; if (cli->use_oplocks) { create_flags |= REQUEST_OPLOCK|REQUEST_BATCH_OPLOCK; } cflags = (struct cli_smb2_create_flags) { .batch_oplock = (create_flags & REQUEST_BATCH_OPLOCK), .exclusive_oplock = (create_flags & REQUEST_OPLOCK), }; subreq = cli_smb2_create_fnum_send( state, ev, cli, fname, cflags, impersonation_level, desired_access, file_attributes, share_access, create_disposition, create_options, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ntcreate_done_smb2, req); } else { subreq = cli_ntcreate1_send( state, ev, cli, fname, create_flags, desired_access, file_attributes, share_access, create_disposition, create_options, impersonation_level, security_flags); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ntcreate_done_nt1, req); } state->subreq = subreq; tevent_req_set_cancel_fn(req, cli_ntcreate_cancel); return req; } static void cli_ntcreate_done_nt1(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_ntcreate_state *state = tevent_req_data( req, struct cli_ntcreate_state); NTSTATUS status; status = cli_ntcreate1_recv(subreq, &state->fnum, &state->cr); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } static void cli_ntcreate_done_smb2(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_ntcreate_state *state = tevent_req_data( req, struct cli_ntcreate_state); NTSTATUS status; status = cli_smb2_create_fnum_recv( subreq, &state->fnum, &state->cr, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } static bool cli_ntcreate_cancel(struct tevent_req *req) { struct cli_ntcreate_state *state = tevent_req_data( req, struct cli_ntcreate_state); return tevent_req_cancel(state->subreq); } NTSTATUS cli_ntcreate_recv(struct tevent_req *req, uint16_t *fnum, struct smb_create_returns *cr) { struct cli_ntcreate_state *state = tevent_req_data( req, struct cli_ntcreate_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (fnum != NULL) { *fnum = state->fnum; } if (cr != NULL) { *cr = state->cr; } return NT_STATUS_OK; } NTSTATUS cli_ntcreate(struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint8_t SecurityFlags, uint16_t *pfid, struct smb_create_returns *cr) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; uint32_t ImpersonationLevel = SMB2_IMPERSONATION_IMPERSONATION; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_ntcreate_send(frame, ev, cli, fname, CreatFlags, DesiredAccess, FileAttributes, ShareAccess, CreateDisposition, CreateOptions, ImpersonationLevel, SecurityFlags); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_ntcreate_recv(req, pfid, cr); fail: TALLOC_FREE(frame); return status; } struct cli_nttrans_create_state { uint16_t fnum; struct smb_create_returns cr; }; static void cli_nttrans_create_done(struct tevent_req *subreq); struct tevent_req *cli_nttrans_create_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint8_t SecurityFlags, struct security_descriptor *secdesc, struct ea_struct *eas, int num_eas) { struct tevent_req *req, *subreq; struct cli_nttrans_create_state *state; uint8_t *param; uint8_t *secdesc_buf; size_t secdesc_len; NTSTATUS status; size_t converted_len; uint16_t additional_flags2 = 0; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_nttrans_create_state); if (req == NULL) { return NULL; } if (secdesc != NULL) { status = marshall_sec_desc(talloc_tos(), secdesc, &secdesc_buf, &secdesc_len); if (tevent_req_nterror(req, status)) { DEBUG(10, ("marshall_sec_desc failed: %s\n", nt_errstr(status))); return tevent_req_post(req, ev); } } else { secdesc_buf = NULL; secdesc_len = 0; } if (num_eas != 0) { /* * TODO ;-) */ tevent_req_nterror(req, NT_STATUS_NOT_IMPLEMENTED); return tevent_req_post(req, ev); } param = talloc_array(state, uint8_t, 53); if (tevent_req_nomem(param, req)) { return tevent_req_post(req, ev); } /* * SMBntcreateX on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } param = trans2_bytes_push_str(param, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp), &converted_len); if (tevent_req_nomem(param, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } SIVAL(param, 0, CreatFlags); SIVAL(param, 4, 0x0); /* RootDirectoryFid */ SIVAL(param, 8, DesiredAccess); SIVAL(param, 12, 0x0); /* AllocationSize */ SIVAL(param, 16, 0x0); /* AllocationSize */ SIVAL(param, 20, FileAttributes); SIVAL(param, 24, ShareAccess); SIVAL(param, 28, CreateDisposition); SIVAL(param, 32, CreateOptions | (cli->backup_intent ? FILE_OPEN_FOR_BACKUP_INTENT : 0)); SIVAL(param, 36, secdesc_len); SIVAL(param, 40, 0); /* EA length*/ SIVAL(param, 44, converted_len); SIVAL(param, 48, 0x02); /* ImpersonationLevel */ SCVAL(param, 52, SecurityFlags); subreq = cli_trans_send(state, ev, cli, additional_flags2, /* additional_flags2 */ SMBnttrans, NULL, -1, /* name, fid */ NT_TRANSACT_CREATE, 0, NULL, 0, 0, /* setup */ param, talloc_get_size(param), 128, /* param */ secdesc_buf, secdesc_len, 0); /* data */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_nttrans_create_done, req); return req; } static void cli_nttrans_create_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_nttrans_create_state *state = tevent_req_data( req, struct cli_nttrans_create_state); uint8_t *param; uint32_t num_param; NTSTATUS status; status = cli_trans_recv(subreq, talloc_tos(), NULL, NULL, 0, NULL, /* rsetup */ ¶m, 69, &num_param, NULL, 0, NULL); if (tevent_req_nterror(req, status)) { return; } state->cr.oplock_level = CVAL(param, 0); state->fnum = SVAL(param, 2); state->cr.create_action = IVAL(param, 4); state->cr.creation_time = BVAL(param, 12); state->cr.last_access_time = BVAL(param, 20); state->cr.last_write_time = BVAL(param, 28); state->cr.change_time = BVAL(param, 36); state->cr.file_attributes = IVAL(param, 44); state->cr.allocation_size = BVAL(param, 48); state->cr.end_of_file = BVAL(param, 56); TALLOC_FREE(param); tevent_req_done(req); } NTSTATUS cli_nttrans_create_recv(struct tevent_req *req, uint16_t *fnum, struct smb_create_returns *cr) { struct cli_nttrans_create_state *state = tevent_req_data( req, struct cli_nttrans_create_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *fnum = state->fnum; if (cr != NULL) { *cr = state->cr; } return NT_STATUS_OK; } NTSTATUS cli_nttrans_create(struct cli_state *cli, const char *fname, uint32_t CreatFlags, uint32_t DesiredAccess, uint32_t FileAttributes, uint32_t ShareAccess, uint32_t CreateDisposition, uint32_t CreateOptions, uint8_t SecurityFlags, struct security_descriptor *secdesc, struct ea_struct *eas, int num_eas, uint16_t *pfid, struct smb_create_returns *cr) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_nttrans_create_send(frame, ev, cli, fname, CreatFlags, DesiredAccess, FileAttributes, ShareAccess, CreateDisposition, CreateOptions, SecurityFlags, secdesc, eas, num_eas); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_nttrans_create_recv(req, pfid, cr); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Open a file WARNING: if you open with O_WRONLY then getattrE won't work! ****************************************************************************/ struct cli_openx_state { const char *fname; uint16_t vwv[15]; uint16_t fnum; struct iovec bytes; }; static void cli_openx_done(struct tevent_req *subreq); struct tevent_req *cli_openx_create(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, int flags, int share_mode, struct tevent_req **psmbreq) { struct tevent_req *req, *subreq; struct cli_openx_state *state; unsigned openfn; unsigned accessmode; uint8_t additional_flags; uint16_t additional_flags2 = 0; uint8_t *bytes; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_openx_state); if (req == NULL) { return NULL; } openfn = 0; if (flags & O_CREAT) { openfn |= (1<<4); } if (!(flags & O_EXCL)) { if (flags & O_TRUNC) openfn |= (1<<1); else openfn |= (1<<0); } accessmode = (share_mode<<4); if ((flags & O_ACCMODE) == O_RDWR) { accessmode |= 2; } else if ((flags & O_ACCMODE) == O_WRONLY) { accessmode |= 1; } #if defined(O_SYNC) if ((flags & O_SYNC) == O_SYNC) { accessmode |= (1<<14); } #endif /* O_SYNC */ if (share_mode == DENY_FCB) { accessmode = 0xFF; } SCVAL(state->vwv + 0, 0, 0xFF); SCVAL(state->vwv + 0, 1, 0); SSVAL(state->vwv + 1, 0, 0); SSVAL(state->vwv + 2, 0, 0); /* no additional info */ SSVAL(state->vwv + 3, 0, accessmode); SSVAL(state->vwv + 4, 0, FILE_ATTRIBUTE_SYSTEM | FILE_ATTRIBUTE_HIDDEN); SSVAL(state->vwv + 5, 0, 0); SIVAL(state->vwv + 6, 0, 0); SSVAL(state->vwv + 8, 0, openfn); SIVAL(state->vwv + 9, 0, 0); SIVAL(state->vwv + 11, 0, 0); SIVAL(state->vwv + 13, 0, 0); additional_flags = 0; if (cli->use_oplocks) { /* if using oplocks then ask for a batch oplock via core and extended methods */ additional_flags = FLAG_REQUEST_OPLOCK|FLAG_REQUEST_BATCH_OPLOCK; SSVAL(state->vwv+2, 0, SVAL(state->vwv+2, 0) | 6); } bytes = talloc_array(state, uint8_t, 0); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBopenX on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } state->bytes.iov_base = (void *)bytes; state->bytes.iov_len = talloc_get_size(bytes); subreq = cli_smb_req_create(state, ev, cli, SMBopenX, additional_flags, additional_flags2, 15, state->vwv, 1, &state->bytes); if (subreq == NULL) { TALLOC_FREE(req); return NULL; } tevent_req_set_callback(subreq, cli_openx_done, req); *psmbreq = subreq; return req; } struct tevent_req *cli_openx_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, int flags, int share_mode) { struct tevent_req *req, *subreq; NTSTATUS status; req = cli_openx_create(mem_ctx, ev, cli, fname, flags, share_mode, &subreq); if (req == NULL) { return NULL; } status = smb1cli_req_chain_submit(&subreq, 1); if (tevent_req_nterror(req, status)) { return tevent_req_post(req, ev); } return req; } static void cli_openx_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_openx_state *state = tevent_req_data( req, struct cli_openx_state); uint8_t wct; uint16_t *vwv; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 3, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(vwv+2, 0); tevent_req_done(req); } NTSTATUS cli_openx_recv(struct tevent_req *req, uint16_t *pfnum) { struct cli_openx_state *state = tevent_req_data( req, struct cli_openx_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; return NT_STATUS_OK; } NTSTATUS cli_openx(struct cli_state *cli, const char *fname, int flags, int share_mode, uint16_t *pfnum) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_openx_send(frame, ev, cli, fname, flags, share_mode); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_openx_recv(req, pfnum); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Synchronous wrapper function that does an NtCreateX open by preference and falls back to openX if this fails. ****************************************************************************/ NTSTATUS cli_open(struct cli_state *cli, const char *fname, int flags, int share_mode_in, uint16_t *pfnum) { NTSTATUS status; unsigned int openfn = 0; unsigned int dos_deny = 0; uint32_t access_mask, share_mode, create_disposition, create_options; struct smb_create_returns cr = {0}; /* Do the initial mapping into OpenX parameters. */ if (flags & O_CREAT) { openfn |= (1<<4); } if (!(flags & O_EXCL)) { if (flags & O_TRUNC) openfn |= (1<<1); else openfn |= (1<<0); } dos_deny = (share_mode_in<<4); if ((flags & O_ACCMODE) == O_RDWR) { dos_deny |= 2; } else if ((flags & O_ACCMODE) == O_WRONLY) { dos_deny |= 1; } #if defined(O_SYNC) if ((flags & O_SYNC) == O_SYNC) { dos_deny |= (1<<14); } #endif /* O_SYNC */ if (share_mode_in == DENY_FCB) { dos_deny = 0xFF; } if (!map_open_params_to_ntcreate(fname, dos_deny, openfn, &access_mask, &share_mode, &create_disposition, &create_options, NULL)) { goto try_openx; } status = cli_ntcreate(cli, fname, 0, access_mask, 0, share_mode, create_disposition, create_options, 0, pfnum, &cr); /* Try and cope will all variants of "we don't do this call" and fall back to openX. */ if (NT_STATUS_EQUAL(status,NT_STATUS_NOT_IMPLEMENTED) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_INFO_CLASS) || NT_STATUS_EQUAL(status,NT_STATUS_PROCEDURE_NOT_FOUND) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_LEVEL) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_PARAMETER) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_REQUEST) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_STATE) || NT_STATUS_EQUAL(status,NT_STATUS_CTL_FILE_NOT_SUPPORTED) || NT_STATUS_EQUAL(status,NT_STATUS_UNSUCCESSFUL)) { goto try_openx; } if (NT_STATUS_IS_OK(status) && (create_options & FILE_NON_DIRECTORY_FILE) && (cr.file_attributes & FILE_ATTRIBUTE_DIRECTORY)) { /* * Some (broken) servers return a valid handle * for directories even if FILE_NON_DIRECTORY_FILE * is set. Just close the handle and set the * error explicitly to NT_STATUS_FILE_IS_A_DIRECTORY. */ status = cli_close(cli, *pfnum); if (!NT_STATUS_IS_OK(status)) { return status; } status = NT_STATUS_FILE_IS_A_DIRECTORY; /* Set this so libsmbclient can retrieve it. */ cli->raw_status = status; } return status; try_openx: return cli_openx(cli, fname, flags, share_mode_in, pfnum); } /**************************************************************************** Close a file. ****************************************************************************/ struct cli_smb1_close_state { uint16_t vwv[3]; }; static void cli_smb1_close_done(struct tevent_req *subreq); struct tevent_req *cli_smb1_close_create(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, struct tevent_req **psubreq) { struct tevent_req *req, *subreq; struct cli_smb1_close_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_smb1_close_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0, fnum); SIVALS(state->vwv+1, 0, -1); subreq = cli_smb_req_create(state, ev, cli, SMBclose, 0, 0, 3, state->vwv, 0, NULL); if (subreq == NULL) { TALLOC_FREE(req); return NULL; } tevent_req_set_callback(subreq, cli_smb1_close_done, req); *psubreq = subreq; return req; } static void cli_smb1_close_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } struct cli_close_state { int dummy; }; static void cli_close_done(struct tevent_req *subreq); struct tevent_req *cli_close_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint16_t flags) { struct tevent_req *req, *subreq; struct cli_close_state *state; NTSTATUS status; req = tevent_req_create(mem_ctx, &state, struct cli_close_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_close_fnum_send(state, ev, cli, fnum, flags); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } } else { struct tevent_req *ch_req = NULL; subreq = cli_smb1_close_create(state, ev, cli, fnum, &ch_req); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } status = smb1cli_req_chain_submit(&ch_req, 1); if (tevent_req_nterror(req, status)) { return tevent_req_post(req, ev); } } tevent_req_set_callback(subreq, cli_close_done, req); return req; } static void cli_close_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status = NT_STATUS_OK; bool err = tevent_req_is_nterror(subreq, &status); TALLOC_FREE(subreq); if (err) { tevent_req_nterror(req, status); return; } tevent_req_done(req); } NTSTATUS cli_close_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_close(struct cli_state *cli, uint16_t fnum) { TALLOC_CTX *frame = NULL; struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_close_send(frame, ev, cli, fnum, 0); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_close_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Truncate a file to a specified size ****************************************************************************/ struct ftrunc_state { uint8_t data[8]; }; static void cli_ftruncate_done(struct tevent_req *subreq) { NTSTATUS status = cli_setfileinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } struct tevent_req *cli_ftruncate_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t size) { struct tevent_req *req = NULL, *subreq = NULL; struct ftrunc_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct ftrunc_state); if (req == NULL) { return NULL; } /* Setup data array. */ SBVAL(state->data, 0, size); subreq = cli_setfileinfo_send( state, ev, cli, fnum, SMB_SET_FILE_END_OF_FILE_INFO, state->data, sizeof(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ftruncate_done, req); return req; } NTSTATUS cli_ftruncate_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_ftruncate(struct cli_state *cli, uint16_t fnum, uint64_t size) { TALLOC_CTX *frame = NULL; struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_ftruncate(cli, fnum, size); } frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_ftruncate_send(frame, ev, cli, fnum, size); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_ftruncate_recv(req); fail: TALLOC_FREE(frame); return status; } static uint8_t *cli_lockingx_put_locks( uint8_t *buf, bool large, uint16_t num_locks, const struct smb1_lock_element *locks) { uint16_t i; for (i=0; ipid); SSVAL(buf, 2, 0); SOFF_T_R(buf, 4, e->offset); SOFF_T_R(buf, 12, e->length); buf += 20; } else { SSVAL(buf, 0, e->pid); SIVAL(buf, 2, e->offset); SIVAL(buf, 6, e->length); buf += 10; } } return buf; } struct cli_lockingx_state { uint16_t vwv[8]; struct iovec bytes; struct tevent_req *subreq; }; static void cli_lockingx_done(struct tevent_req *subreq); static bool cli_lockingx_cancel(struct tevent_req *req); struct tevent_req *cli_lockingx_create( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint8_t typeoflock, uint8_t newoplocklevel, int32_t timeout, uint16_t num_unlocks, const struct smb1_lock_element *unlocks, uint16_t num_locks, const struct smb1_lock_element *locks, struct tevent_req **psmbreq) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_lockingx_state *state = NULL; uint16_t *vwv; uint8_t *p; const bool large = (typeoflock & LOCKING_ANDX_LARGE_FILES); const size_t element_len = large ? 20 : 10; /* uint16->size_t, no overflow */ const size_t num_elements = (size_t)num_locks + (size_t)num_unlocks; /* at most 20*2*65535 = 2621400, no overflow */ const size_t num_bytes = num_elements * element_len; req = tevent_req_create(mem_ctx, &state, struct cli_lockingx_state); if (req == NULL) { return NULL; } vwv = state->vwv; SCVAL(vwv + 0, 0, 0xFF); SCVAL(vwv + 0, 1, 0); SSVAL(vwv + 1, 0, 0); SSVAL(vwv + 2, 0, fnum); SCVAL(vwv + 3, 0, typeoflock); SCVAL(vwv + 3, 1, newoplocklevel); SIVALS(vwv + 4, 0, timeout); SSVAL(vwv + 6, 0, num_unlocks); SSVAL(vwv + 7, 0, num_locks); state->bytes.iov_len = num_bytes; state->bytes.iov_base = talloc_array(state, uint8_t, num_bytes); if (tevent_req_nomem(state->bytes.iov_base, req)) { return tevent_req_post(req, ev); } p = cli_lockingx_put_locks( state->bytes.iov_base, large, num_unlocks, unlocks); cli_lockingx_put_locks(p, large, num_locks, locks); subreq = cli_smb_req_create( state, ev, cli, SMBlockingX, 0, 0, 8, vwv, 1, &state->bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_lockingx_done, req); *psmbreq = subreq; return req; } struct tevent_req *cli_lockingx_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint8_t typeoflock, uint8_t newoplocklevel, int32_t timeout, uint16_t num_unlocks, const struct smb1_lock_element *unlocks, uint16_t num_locks, const struct smb1_lock_element *locks) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_lockingx_state *state = NULL; NTSTATUS status; req = cli_lockingx_create( mem_ctx, ev, cli, fnum, typeoflock, newoplocklevel, timeout, num_unlocks, unlocks, num_locks, locks, &subreq); if (req == NULL) { return NULL; } state = tevent_req_data(req, struct cli_lockingx_state); state->subreq = subreq; status = smb1cli_req_chain_submit(&subreq, 1); if (tevent_req_nterror(req, status)) { return tevent_req_post(req, ev); } tevent_req_set_cancel_fn(req, cli_lockingx_cancel); return req; } static void cli_lockingx_done(struct tevent_req *subreq) { NTSTATUS status = cli_smb_recv( subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static bool cli_lockingx_cancel(struct tevent_req *req) { struct cli_lockingx_state *state = tevent_req_data( req, struct cli_lockingx_state); if (state->subreq == NULL) { return false; } return tevent_req_cancel(state->subreq); } NTSTATUS cli_lockingx_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_lockingx( struct cli_state *cli, uint16_t fnum, uint8_t typeoflock, uint8_t newoplocklevel, int32_t timeout, uint16_t num_unlocks, const struct smb1_lock_element *unlocks, uint16_t num_locks, const struct smb1_lock_element *locks) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_NO_MEMORY; unsigned int set_timeout = 0; unsigned int saved_timeout = 0; if (smbXcli_conn_has_async_calls(cli->conn)) { return NT_STATUS_INVALID_PARAMETER; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } if (timeout != 0) { if (timeout == -1) { set_timeout = 0x7FFFFFFF; } else { set_timeout = timeout + 2*1000; } saved_timeout = cli_set_timeout(cli, set_timeout); } req = cli_lockingx_send( frame, ev, cli, fnum, typeoflock, newoplocklevel, timeout, num_unlocks, unlocks, num_locks, locks); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_lockingx_recv(req); if (saved_timeout != 0) { cli_set_timeout(cli, saved_timeout); } fail: TALLOC_FREE(frame); return status; } /**************************************************************************** send a lock with a specified locktype this is used for testing LOCKING_ANDX_CANCEL_LOCK ****************************************************************************/ NTSTATUS cli_locktype(struct cli_state *cli, uint16_t fnum, uint32_t offset, uint32_t len, int timeout, unsigned char locktype) { struct smb1_lock_element lck = { .pid = cli_getpid(cli), .offset = offset, .length = len, }; NTSTATUS status; status = cli_lockingx( cli, /* cli */ fnum, /* fnum */ locktype, /* typeoflock */ 0, /* newoplocklevel */ timeout, /* timeout */ 0, /* num_unlocks */ NULL, /* unlocks */ 1, /* num_locks */ &lck); /* locks */ return status; } /**************************************************************************** Lock a file. note that timeout is in units of 2 milliseconds ****************************************************************************/ NTSTATUS cli_lock32(struct cli_state *cli, uint16_t fnum, uint32_t offset, uint32_t len, int timeout, enum brl_type lock_type) { NTSTATUS status; status = cli_locktype(cli, fnum, offset, len, timeout, (lock_type == READ_LOCK? 1 : 0)); return status; } /**************************************************************************** Unlock a file. ****************************************************************************/ struct cli_unlock_state { struct smb1_lock_element lck; }; static void cli_unlock_done(struct tevent_req *subreq); struct tevent_req *cli_unlock_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_unlock_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_unlock_state); if (req == NULL) { return NULL; } state->lck = (struct smb1_lock_element) { .pid = cli_getpid(cli), .offset = offset, .length = len, }; subreq = cli_lockingx_send( state, /* mem_ctx */ ev, /* tevent_context */ cli, /* cli */ fnum, /* fnum */ 0, /* typeoflock */ 0, /* newoplocklevel */ 0, /* timeout */ 1, /* num_unlocks */ &state->lck, /* unlocks */ 0, /* num_locks */ NULL); /* locks */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_unlock_done, req); return req; } static void cli_unlock_done(struct tevent_req *subreq) { NTSTATUS status = cli_lockingx_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_unlock_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_unlock(struct cli_state *cli, uint16_t fnum, uint32_t offset, uint32_t len) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_unlock_send(frame, ev, cli, fnum, offset, len); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_unlock_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Get/unlock a POSIX lock on a file - internal function. ****************************************************************************/ struct posix_lock_state { uint16_t setup; uint8_t param[4]; uint8_t data[POSIX_LOCK_DATA_SIZE]; }; static void cli_posix_unlock_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_trans_recv(subreq, NULL, NULL, NULL, 0, NULL, NULL, 0, NULL, NULL, 0, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static struct tevent_req *cli_posix_lock_internal_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type) { struct tevent_req *req = NULL, *subreq = NULL; struct posix_lock_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct posix_lock_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETFILEINFO); /* Setup param array. */ SSVAL(&state->param, 0, fnum); SSVAL(&state->param, 2, SMB_SET_POSIX_LOCK); /* Setup data array. */ switch (lock_type) { case READ_LOCK: SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_READ); break; case WRITE_LOCK: SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_WRITE); break; case UNLOCK_LOCK: SSVAL(&state->data, POSIX_LOCK_TYPE_OFFSET, POSIX_LOCK_TYPE_UNLOCK); break; default: return NULL; } if (wait_lock) { SSVAL(&state->data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_WAIT); } else { SSVAL(state->data, POSIX_LOCK_FLAGS_OFFSET, POSIX_LOCK_FLAG_NOWAIT); } SIVAL(&state->data, POSIX_LOCK_PID_OFFSET, cli_getpid(cli)); SOFF_T(&state->data, POSIX_LOCK_START_OFFSET, offset); SOFF_T(&state->data, POSIX_LOCK_LEN_OFFSET, len); subreq = cli_trans_send(state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ 0, /* additional_flags2 */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ 4, /* num param. */ 2, /* max returned param. */ state->data, /* data. */ POSIX_LOCK_DATA_SIZE, /* num data. */ 0); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_unlock_internal_done, req); return req; } /**************************************************************************** POSIX Lock a file. ****************************************************************************/ struct tevent_req *cli_posix_lock_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type) { return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len, wait_lock, lock_type); } NTSTATUS cli_posix_lock_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_lock(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len, bool wait_lock, enum brl_type lock_type) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } if (lock_type != READ_LOCK && lock_type != WRITE_LOCK) { status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_lock_send(frame, ev, cli, fnum, offset, len, wait_lock, lock_type); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_lock_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** POSIX Unlock a file. ****************************************************************************/ struct tevent_req *cli_posix_unlock_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { return cli_posix_lock_internal_send(mem_ctx, ev, cli, fnum, offset, len, false, UNLOCK_LOCK); } NTSTATUS cli_posix_unlock_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_unlock(struct cli_state *cli, uint16_t fnum, uint64_t offset, uint64_t len) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_unlock_send(frame, ev, cli, fnum, offset, len); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_unlock_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a SMBgetattrE call. ****************************************************************************/ static void cli_getattrE_done(struct tevent_req *subreq); struct cli_getattrE_state { uint16_t vwv[1]; int zone_offset; uint32_t attr; off_t size; time_t change_time; time_t access_time; time_t write_time; }; struct tevent_req *cli_getattrE_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_getattrE_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_getattrE_state); if (req == NULL) { return NULL; } state->zone_offset = smb1cli_conn_server_time_zone(cli->conn); SSVAL(state->vwv+0,0,fnum); subreq = cli_smb_send(state, ev, cli, SMBgetattrE, additional_flags, 0, 1, state->vwv, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_getattrE_done, req); return req; } static void cli_getattrE_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_getattrE_state *state = tevent_req_data( req, struct cli_getattrE_state); uint8_t wct; uint16_t *vwv = NULL; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 11, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->size = (off_t)IVAL(vwv+6,0); state->attr = SVAL(vwv+10,0); state->change_time = make_unix_date2(vwv+0, state->zone_offset); state->access_time = make_unix_date2(vwv+2, state->zone_offset); state->write_time = make_unix_date2(vwv+4, state->zone_offset); tevent_req_done(req); } NTSTATUS cli_getattrE_recv(struct tevent_req *req, uint32_t *pattr, off_t *size, time_t *change_time, time_t *access_time, time_t *write_time) { struct cli_getattrE_state *state = tevent_req_data( req, struct cli_getattrE_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (pattr) { *pattr = state->attr; } if (size) { *size = state->size; } if (change_time) { *change_time = state->change_time; } if (access_time) { *access_time = state->access_time; } if (write_time) { *write_time = state->write_time; } return NT_STATUS_OK; } /**************************************************************************** Do a SMBgetatr call ****************************************************************************/ static void cli_getatr_done(struct tevent_req *subreq); struct cli_getatr_state { int zone_offset; uint32_t attr; off_t size; time_t write_time; }; struct tevent_req *cli_getatr_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_getatr_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_getatr_state); if (req == NULL) { return NULL; } state->zone_offset = smb1cli_conn_server_time_zone(cli->conn); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBgetatr on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_smb_send(state, ev, cli, SMBgetatr, additional_flags, additional_flags2, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_getatr_done, req); return req; } static void cli_getatr_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_getatr_state *state = tevent_req_data( req, struct cli_getatr_state); uint8_t wct; uint16_t *vwv = NULL; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->attr = SVAL(vwv+0,0); state->size = (off_t)IVAL(vwv+3,0); state->write_time = make_unix_date3(vwv+1, state->zone_offset); tevent_req_done(req); } NTSTATUS cli_getatr_recv(struct tevent_req *req, uint32_t *pattr, off_t *size, time_t *write_time) { struct cli_getatr_state *state = tevent_req_data( req, struct cli_getatr_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (pattr) { *pattr = state->attr; } if (size) { *size = state->size; } if (write_time) { *write_time = state->write_time; } return NT_STATUS_OK; } NTSTATUS cli_getatr(struct cli_state *cli, const char *fname, uint32_t *pattr, off_t *size, time_t *write_time) { TALLOC_CTX *frame = NULL; struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { struct stat_ex sbuf = { .st_ex_nlink = 0, }; uint32_t attr; status = cli_smb2_qpathinfo_basic(cli, fname, &sbuf, &attr); if (!NT_STATUS_IS_OK(status)) { return status; } if (pattr != NULL) { *pattr = attr; } if (size != NULL) { *size = sbuf.st_ex_size; } if (write_time != NULL) { *write_time = sbuf.st_ex_mtime.tv_sec; } return NT_STATUS_OK; } frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_getatr_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_getatr_recv(req, pattr, size, write_time); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a SMBsetattrE call. ****************************************************************************/ static void cli_setattrE_done(struct tevent_req *subreq); struct cli_setattrE_state { uint16_t vwv[7]; }; struct tevent_req *cli_setattrE_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, time_t change_time, time_t access_time, time_t write_time) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_setattrE_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_setattrE_state); if (req == NULL) { return NULL; } SSVAL(state->vwv+0, 0, fnum); push_dos_date2((uint8_t *)&state->vwv[1], 0, change_time, smb1cli_conn_server_time_zone(cli->conn)); push_dos_date2((uint8_t *)&state->vwv[3], 0, access_time, smb1cli_conn_server_time_zone(cli->conn)); push_dos_date2((uint8_t *)&state->vwv[5], 0, write_time, smb1cli_conn_server_time_zone(cli->conn)); subreq = cli_smb_send(state, ev, cli, SMBsetattrE, additional_flags, 0, 7, state->vwv, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_setattrE_done, req); return req; } static void cli_setattrE_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_setattrE_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_setattrE(struct cli_state *cli, uint16_t fnum, time_t change_time, time_t access_time, time_t write_time) { TALLOC_CTX *frame = NULL; struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_setattrE(cli, fnum, change_time, access_time, write_time); } frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_setattrE_send(frame, ev, cli, fnum, change_time, access_time, write_time); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_setattrE_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Do a SMBsetatr call. ****************************************************************************/ static void cli_setatr_done(struct tevent_req *subreq); struct cli_setatr_state { uint16_t vwv[8]; }; struct tevent_req *cli_setatr_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint32_t attr, time_t mtime) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_setatr_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_setatr_state); if (req == NULL) { return NULL; } if (attr & 0xFFFF0000) { /* * Don't allow attributes greater than * 16-bits for a 16-bit protocol value. */ if (tevent_req_nterror(req, NT_STATUS_INVALID_PARAMETER)) { return tevent_req_post(req, ev); } } SSVAL(state->vwv+0, 0, attr); push_dos_date3((uint8_t *)&state->vwv[1], 0, mtime, smb1cli_conn_server_time_zone(cli->conn)); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBsetatr on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes = talloc_realloc(state, bytes, uint8_t, talloc_get_size(bytes)+1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } bytes[talloc_get_size(bytes)-1] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), "", 1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_smb_send(state, ev, cli, SMBsetatr, additional_flags, additional_flags2, 8, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_setatr_done, req); return req; } static void cli_setatr_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_setatr_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_setatr(struct cli_state *cli, const char *fname, uint32_t attr, time_t mtime) { TALLOC_CTX *frame = NULL; struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_setatr(cli, fname, attr, mtime); } frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_setatr_send(frame, ev, cli, fname, attr, mtime); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_setatr_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Check for existence of a dir. ****************************************************************************/ static void cli_chkpath_done(struct tevent_req *subreq); static void cli_chkpath_opened(struct tevent_req *subreq); static void cli_chkpath_closed(struct tevent_req *subreq); struct cli_chkpath_state { struct tevent_context *ev; struct cli_state *cli; }; struct tevent_req *cli_chkpath_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_chkpath_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_chkpath_state); if (req == NULL) { return NULL; } state->ev = ev; state->cli = cli; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_NT1) { subreq = cli_ntcreate_send( state, /* mem_ctx */ state->ev, /* ev */ state->cli, /* cli */ fname, /* fname */ 0, /* create_flags */ FILE_READ_ATTRIBUTES, /* desired_access */ FILE_ATTRIBUTE_DIRECTORY, /* FileAttributes */ FILE_SHARE_READ| FILE_SHARE_WRITE| FILE_SHARE_DELETE, /* share_access */ FILE_OPEN, /* CreateDisposition */ FILE_DIRECTORY_FILE, /* CreateOptions */ SMB2_IMPERSONATION_IMPERSONATION, 0); /* SecurityFlags */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_chkpath_opened, req); return req; } bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBcheckpath on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_smb_send(state, ev, cli, SMBcheckpath, additional_flags, additional_flags2, 0, NULL, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_chkpath_done, req); return req; } static void cli_chkpath_done(struct tevent_req *subreq) { NTSTATUS status = cli_smb_recv( subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_chkpath_opened(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_chkpath_state *state = tevent_req_data( req, struct cli_chkpath_state); NTSTATUS status; uint16_t fnum; status = cli_ntcreate_recv(subreq, &fnum, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } subreq = cli_close_send(state, state->ev, state->cli, fnum, 0); if (tevent_req_nomem(subreq, req)) { return; } tevent_req_set_callback(subreq, cli_chkpath_closed, req); } static void cli_chkpath_closed(struct tevent_req *subreq) { NTSTATUS status = cli_close_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_chkpath_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_chkpath(struct cli_state *cli, const char *path) { TALLOC_CTX *frame = NULL; struct tevent_context *ev = NULL; struct tevent_req *req = NULL; char *path2 = NULL; NTSTATUS status = NT_STATUS_OK; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } path2 = talloc_strdup(frame, path); if (!path2) { status = NT_STATUS_NO_MEMORY; goto fail; } trim_char(path2,'\0','\\'); if (!*path2) { path2 = talloc_strdup(frame, "\\"); if (!path2) { status = NT_STATUS_NO_MEMORY; goto fail; } } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_chkpath_send(frame, ev, cli, path2); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_chkpath_recv(req); cli->raw_status = status; /* cli_smb2_chkpath_recv doesn't set this */ fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Query disk space. ****************************************************************************/ static void cli_dskattr_done(struct tevent_req *subreq); struct cli_dskattr_state { int bsize; int total; int avail; }; struct tevent_req *cli_dskattr_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_dskattr_state *state = NULL; uint8_t additional_flags = 0; req = tevent_req_create(mem_ctx, &state, struct cli_dskattr_state); if (req == NULL) { return NULL; } subreq = cli_smb_send(state, ev, cli, SMBdskattr, additional_flags, 0, 0, NULL, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_dskattr_done, req); return req; } static void cli_dskattr_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_dskattr_state *state = tevent_req_data( req, struct cli_dskattr_state); uint8_t wct; uint16_t *vwv = NULL; NTSTATUS status; status = cli_smb_recv(subreq, state, NULL, 4, &wct, &vwv, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->bsize = SVAL(vwv+1, 0)*SVAL(vwv+2,0); state->total = SVAL(vwv+0, 0); state->avail = SVAL(vwv+3, 0); tevent_req_done(req); } NTSTATUS cli_dskattr_recv(struct tevent_req *req, int *bsize, int *total, int *avail) { struct cli_dskattr_state *state = tevent_req_data( req, struct cli_dskattr_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *bsize = state->bsize; *total = state->total; *avail = state->avail; return NT_STATUS_OK; } NTSTATUS cli_dskattr(struct cli_state *cli, int *bsize, int *total, int *avail) { TALLOC_CTX *frame = NULL; struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_dskattr_send(frame, ev, cli); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_dskattr_recv(req, bsize, total, avail); fail: TALLOC_FREE(frame); return status; } NTSTATUS cli_disk_size(struct cli_state *cli, const char *path, uint64_t *bsize, uint64_t *total, uint64_t *avail) { uint64_t sectors_per_block; uint64_t bytes_per_sector; int old_bsize = 0, old_total = 0, old_avail = 0; NTSTATUS status; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_dskattr(cli, path, bsize, total, avail); } /* * Try the trans2 disk full size info call first. * We already use this in SMBC_fstatvfs_ctx(). * Ignore 'actual_available_units' as we only * care about the quota for the caller. */ status = cli_get_fs_full_size_info(cli, total, avail, NULL, §ors_per_block, &bytes_per_sector); /* Try and cope will all variants of "we don't do this call" and fall back to cli_dskattr. */ if (NT_STATUS_EQUAL(status,NT_STATUS_NOT_IMPLEMENTED) || NT_STATUS_EQUAL(status,NT_STATUS_NOT_SUPPORTED) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_INFO_CLASS) || NT_STATUS_EQUAL(status,NT_STATUS_PROCEDURE_NOT_FOUND) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_LEVEL) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_PARAMETER) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_REQUEST) || NT_STATUS_EQUAL(status,NT_STATUS_INVALID_DEVICE_STATE) || NT_STATUS_EQUAL(status,NT_STATUS_CTL_FILE_NOT_SUPPORTED) || NT_STATUS_EQUAL(status,NT_STATUS_UNSUCCESSFUL)) { goto try_dskattr; } if (!NT_STATUS_IS_OK(status)) { return status; } if (bsize) { *bsize = sectors_per_block * bytes_per_sector; } return NT_STATUS_OK; try_dskattr: /* Old SMB1 core protocol fallback. */ status = cli_dskattr(cli, &old_bsize, &old_total, &old_avail); if (!NT_STATUS_IS_OK(status)) { return status; } if (bsize) { *bsize = (uint64_t)old_bsize; } if (total) { *total = (uint64_t)old_total; } if (avail) { *avail = (uint64_t)old_avail; } return NT_STATUS_OK; } /**************************************************************************** Create and open a temporary file. ****************************************************************************/ static void cli_ctemp_done(struct tevent_req *subreq); struct ctemp_state { uint16_t vwv[3]; char *ret_path; uint16_t fnum; }; struct tevent_req *cli_ctemp_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *path) { struct tevent_req *req = NULL, *subreq = NULL; struct ctemp_state *state = NULL; uint8_t additional_flags = 0; uint16_t additional_flags2 = 0; uint8_t *bytes = NULL; char *path_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct ctemp_state); if (req == NULL) { return NULL; } SSVAL(state->vwv,0,0); SIVALS(state->vwv+1,0,-1); bytes = talloc_array(state, uint8_t, 1); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } /* * SMBctemp on a DFS share must use DFS names. */ path_cp = smb1_dfs_share_path(state, cli, path); if (tevent_req_nomem(path_cp, req)) { return tevent_req_post(req, ev); } bytes[0] = 4; bytes = smb_bytes_push_str(bytes, smbXcli_conn_use_unicode(cli->conn), path_cp, strlen(path_cp)+1, NULL); if (tevent_req_nomem(bytes, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(path)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_smb_send(state, ev, cli, SMBctemp, additional_flags, additional_flags2, 3, state->vwv, talloc_get_size(bytes), bytes); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_ctemp_done, req); return req; } static void cli_ctemp_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct ctemp_state *state = tevent_req_data( req, struct ctemp_state); NTSTATUS status; uint8_t wcnt; uint16_t *vwv; uint32_t num_bytes = 0; uint8_t *bytes = NULL; status = cli_smb_recv(subreq, state, NULL, 1, &wcnt, &vwv, &num_bytes, &bytes); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(vwv+0, 0); /* From W2K3, the result is just the ASCII name */ if (num_bytes < 2) { tevent_req_nterror(req, NT_STATUS_DATA_ERROR); return; } if (pull_string_talloc(state, NULL, 0, &state->ret_path, bytes, num_bytes, STR_ASCII) == 0) { tevent_req_nterror(req, NT_STATUS_NO_MEMORY); return; } tevent_req_done(req); } NTSTATUS cli_ctemp_recv(struct tevent_req *req, TALLOC_CTX *ctx, uint16_t *pfnum, char **outfile) { struct ctemp_state *state = tevent_req_data(req, struct ctemp_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; *outfile = talloc_strdup(ctx, state->ret_path); if (!*outfile) { return NT_STATUS_NO_MEMORY; } return NT_STATUS_OK; } NTSTATUS cli_ctemp(struct cli_state *cli, TALLOC_CTX *ctx, const char *path, uint16_t *pfnum, char **out_path) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_ctemp_send(frame, ev, cli, path); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_ctemp_recv(req, ctx, pfnum, out_path); fail: TALLOC_FREE(frame); return status; } /********************************************************* Set an extended attribute utility fn. *********************************************************/ static NTSTATUS cli_set_ea(struct cli_state *cli, uint16_t setup_val, uint8_t *param, unsigned int param_len, const char *ea_name, const char *ea_val, size_t ea_len) { uint16_t setup[1]; unsigned int data_len = 0; uint8_t *data = NULL; char *p; size_t ea_namelen = strlen(ea_name); NTSTATUS status; SSVAL(setup, 0, setup_val); if (ea_namelen == 0 && ea_len == 0) { data_len = 4; data = talloc_array(talloc_tos(), uint8_t, data_len); if (!data) { return NT_STATUS_NO_MEMORY; } p = (char *)data; SIVAL(p,0,data_len); } else { data_len = 4 + 4 + ea_namelen + 1 + ea_len; data = talloc_array(talloc_tos(), uint8_t, data_len); if (!data) { return NT_STATUS_NO_MEMORY; } p = (char *)data; SIVAL(p,0,data_len); p += 4; SCVAL(p, 0, 0); /* EA flags. */ SCVAL(p, 1, ea_namelen); SSVAL(p, 2, ea_len); memcpy(p+4, ea_name, ea_namelen+1); /* Copy in the name. */ memcpy(p+4+ea_namelen+1, ea_val, ea_len); } /* * FIXME - if we want to do previous version path * processing on an EA set call we need to turn this * into calls to cli_trans_send()/cli_trans_recv() * with a temporary event context, as cli_trans_send() * have access to the additional_flags2 needed to * send @GMT- paths. JRA. */ status = cli_trans(talloc_tos(), cli, SMBtrans2, NULL, -1, 0, 0, setup, 1, 0, param, param_len, 2, data, data_len, 0, NULL, NULL, 0, NULL, /* rsetup */ NULL, 0, NULL, /* rparam */ NULL, 0, NULL); /* rdata */ talloc_free(data); return status; } /********************************************************* Set an extended attribute on a pathname. *********************************************************/ NTSTATUS cli_set_ea_path(struct cli_state *cli, const char *path, const char *ea_name, const char *ea_val, size_t ea_len) { unsigned int param_len = 0; uint8_t *param; NTSTATUS status; TALLOC_CTX *frame = NULL; char *path_cp = NULL; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_set_ea_path(cli, path, ea_name, ea_val, ea_len); } frame = talloc_stackframe(); param = talloc_array(frame, uint8_t, 6); if (!param) { status = NT_STATUS_NO_MEMORY; goto fail; } SSVAL(param,0,SMB_INFO_SET_EA); SSVAL(param,2,0); SSVAL(param,4,0); /* * TRANSACT2_SETPATHINFO on a DFS share must use DFS names. */ path_cp = smb1_dfs_share_path(frame, cli, path); if (path_cp == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } param = trans2_bytes_push_str(param, smbXcli_conn_use_unicode(cli->conn), path_cp, strlen(path_cp)+1, NULL); param_len = talloc_get_size(param); status = cli_set_ea(cli, TRANSACT2_SETPATHINFO, param, param_len, ea_name, ea_val, ea_len); fail: TALLOC_FREE(frame); return status; } /********************************************************* Set an extended attribute on an fnum. *********************************************************/ NTSTATUS cli_set_ea_fnum(struct cli_state *cli, uint16_t fnum, const char *ea_name, const char *ea_val, size_t ea_len) { uint8_t param[6] = { 0, }; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_set_ea_fnum(cli, fnum, ea_name, ea_val, ea_len); } SSVAL(param,0,fnum); SSVAL(param,2,SMB_INFO_SET_EA); return cli_set_ea(cli, TRANSACT2_SETFILEINFO, param, 6, ea_name, ea_val, ea_len); } /********************************************************* Get an extended attribute list utility fn. *********************************************************/ static bool parse_ea_blob(TALLOC_CTX *ctx, const uint8_t *rdata, size_t rdata_len, size_t *pnum_eas, struct ea_struct **pea_list) { struct ea_struct *ea_list = NULL; size_t num_eas; size_t ea_size; const uint8_t *p; if (rdata_len < 4) { return false; } ea_size = (size_t)IVAL(rdata,0); if (ea_size > rdata_len) { return false; } if (ea_size == 0) { /* No EA's present. */ *pnum_eas = 0; *pea_list = NULL; return true; } p = rdata + 4; ea_size -= 4; /* Validate the EA list and count it. */ for (num_eas = 0; ea_size >= 4; num_eas++) { unsigned int ea_namelen = CVAL(p,1); unsigned int ea_valuelen = SVAL(p,2); if (ea_namelen == 0) { return false; } if (4 + ea_namelen + 1 + ea_valuelen > ea_size) { return false; } ea_size -= 4 + ea_namelen + 1 + ea_valuelen; p += 4 + ea_namelen + 1 + ea_valuelen; } if (num_eas == 0) { *pnum_eas = 0; *pea_list = NULL; return true; } *pnum_eas = num_eas; if (!pea_list) { /* Caller only wants number of EA's. */ return true; } ea_list = talloc_array(ctx, struct ea_struct, num_eas); if (!ea_list) { return false; } p = rdata + 4; for (num_eas = 0; num_eas < *pnum_eas; num_eas++ ) { struct ea_struct *ea = &ea_list[num_eas]; fstring unix_ea_name; unsigned int ea_namelen = CVAL(p,1); unsigned int ea_valuelen = SVAL(p,2); ea->flags = CVAL(p,0); unix_ea_name[0] = '\0'; pull_ascii(unix_ea_name, p + 4, sizeof(unix_ea_name), rdata_len - PTR_DIFF(p+4, rdata), STR_TERMINATE); ea->name = talloc_strdup(ea_list, unix_ea_name); if (!ea->name) { goto fail; } /* Ensure the value is null terminated (in case it's a string). */ ea->value = data_blob_talloc(ea_list, NULL, ea_valuelen + 1); if (!ea->value.data) { goto fail; } if (ea_valuelen) { memcpy(ea->value.data, p+4+ea_namelen+1, ea_valuelen); } ea->value.data[ea_valuelen] = 0; ea->value.length--; p += 4 + ea_namelen + 1 + ea_valuelen; } *pea_list = ea_list; return true; fail: TALLOC_FREE(ea_list); return false; } /********************************************************* Get an extended attribute list from a pathname. *********************************************************/ struct cli_get_ea_list_path_state { uint32_t num_data; uint8_t *data; }; static void cli_get_ea_list_path_done(struct tevent_req *subreq); struct tevent_req *cli_get_ea_list_path_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req, *subreq; struct cli_get_ea_list_path_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_get_ea_list_path_state); if (req == NULL) { return NULL; } subreq = cli_qpathinfo_send(state, ev, cli, fname, SMB_INFO_QUERY_ALL_EAS, 4, CLI_BUFFER_SIZE); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_get_ea_list_path_done, req); return req; } static void cli_get_ea_list_path_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_get_ea_list_path_state *state = tevent_req_data( req, struct cli_get_ea_list_path_state); NTSTATUS status; status = cli_qpathinfo_recv(subreq, state, &state->data, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_get_ea_list_path_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, size_t *pnum_eas, struct ea_struct **peas) { struct cli_get_ea_list_path_state *state = tevent_req_data( req, struct cli_get_ea_list_path_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (!parse_ea_blob(mem_ctx, state->data, state->num_data, pnum_eas, peas)) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } return NT_STATUS_OK; } NTSTATUS cli_get_ea_list_path(struct cli_state *cli, const char *path, TALLOC_CTX *ctx, size_t *pnum_eas, struct ea_struct **pea_list) { TALLOC_CTX *frame = NULL; struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_get_ea_list_path(cli, path, ctx, pnum_eas, pea_list); } frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_get_ea_list_path_send(frame, ev, cli, path); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_get_ea_list_path_recv(req, ctx, pnum_eas, pea_list); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** Convert open "flags" arg to uint32_t on wire. ****************************************************************************/ static uint32_t open_flags_to_wire(int flags) { int open_mode = flags & O_ACCMODE; uint32_t ret = 0; switch (open_mode) { case O_WRONLY: ret |= SMB_O_WRONLY; break; case O_RDWR: ret |= SMB_O_RDWR; break; default: case O_RDONLY: ret |= SMB_O_RDONLY; break; } if (flags & O_CREAT) { ret |= SMB_O_CREAT; } if (flags & O_EXCL) { ret |= SMB_O_EXCL; } if (flags & O_TRUNC) { ret |= SMB_O_TRUNC; } #if defined(O_SYNC) if (flags & O_SYNC) { ret |= SMB_O_SYNC; } #endif /* O_SYNC */ if (flags & O_APPEND) { ret |= SMB_O_APPEND; } #if defined(O_DIRECT) if (flags & O_DIRECT) { ret |= SMB_O_DIRECT; } #endif #if defined(O_DIRECTORY) if (flags & O_DIRECTORY) { ret |= SMB_O_DIRECTORY; } #endif return ret; } /**************************************************************************** Open a file - POSIX semantics. Returns fnum. Doesn't request oplock. ****************************************************************************/ struct cli_posix_open_internal_state { uint16_t setup; uint8_t *param; uint8_t data[18]; uint16_t fnum; /* Out */ }; static void cli_posix_open_internal_done(struct tevent_req *subreq); static struct tevent_req *cli_posix_open_internal_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint32_t wire_flags, mode_t mode) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_open_internal_state *state = NULL; char *fname_cp = NULL; req = tevent_req_create( mem_ctx, &state, struct cli_posix_open_internal_state); if (req == NULL) { return NULL; } /* Setup setup word. */ SSVAL(&state->setup, 0, TRANSACT2_SETPATHINFO); /* Setup param array. */ state->param = talloc_zero_array(state, uint8_t, 6); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } SSVAL(state->param, 0, SMB_POSIX_PATH_OPEN); /* * TRANSACT2_SETPATHINFO on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } state->param = trans2_bytes_push_str( state->param, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, NULL); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } SIVAL(state->data,0,0); /* No oplock. */ SIVAL(state->data,4,wire_flags); SIVAL(state->data,8,unix_perms_to_wire(mode)); SIVAL(state->data,12,0); /* Top bits of perms currently undefined. */ SSVAL(state->data,16,SMB_NO_INFO_LEVEL_RETURNED); /* No info level returned. */ subreq = cli_trans_send(state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ 0, /* additional_flags2 */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ &state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ talloc_get_size(state->param),/* num param. */ 2, /* max returned param. */ state->data, /* data. */ 18, /* num data. */ 12); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_open_internal_done, req); return req; } static void cli_posix_open_internal_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_posix_open_internal_state *state = tevent_req_data( req, struct cli_posix_open_internal_state); NTSTATUS status; uint8_t *data; uint32_t num_data; status = cli_trans_recv( subreq, state, NULL, NULL, 0, NULL, NULL, 0, NULL, &data, 12, &num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->fnum = SVAL(data,2); tevent_req_done(req); } static NTSTATUS cli_posix_open_internal_recv(struct tevent_req *req, uint16_t *pfnum) { struct cli_posix_open_internal_state *state = tevent_req_data( req, struct cli_posix_open_internal_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; return NT_STATUS_OK; } struct cli_posix_open_state { uint16_t fnum; }; static void cli_posix_open_done(struct tevent_req *subreq); struct tevent_req *cli_posix_open_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, int flags, mode_t mode) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_open_state *state = NULL; uint32_t wire_flags; req = tevent_req_create(mem_ctx, &state, struct cli_posix_open_state); if (req == NULL) { return NULL; } wire_flags = open_flags_to_wire(flags); subreq = cli_posix_open_internal_send( mem_ctx, ev, cli, fname, wire_flags, mode); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_open_done, req); return req; } static void cli_posix_open_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_posix_open_state *state = tevent_req_data( req, struct cli_posix_open_state); NTSTATUS status; status = cli_posix_open_internal_recv(subreq, &state->fnum); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_open_recv(struct tevent_req *req, uint16_t *pfnum) { struct cli_posix_open_state *state = tevent_req_data( req, struct cli_posix_open_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pfnum = state->fnum; return NT_STATUS_OK; } /**************************************************************************** Open - POSIX semantics. Doesn't request oplock. ****************************************************************************/ NTSTATUS cli_posix_open(struct cli_state *cli, const char *fname, int flags, mode_t mode, uint16_t *pfnum) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_posix_open_send( frame, ev, cli, fname, flags, mode); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_open_recv(req, pfnum); fail: TALLOC_FREE(frame); return status; } struct cli_posix_mkdir_state { struct tevent_context *ev; struct cli_state *cli; }; static void cli_posix_mkdir_done(struct tevent_req *subreq); struct tevent_req *cli_posix_mkdir_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, mode_t mode) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_mkdir_state *state = NULL; uint32_t wire_flags; req = tevent_req_create( mem_ctx, &state, struct cli_posix_mkdir_state); if (req == NULL) { return NULL; } state->ev = ev; state->cli = cli; wire_flags = SMB_O_CREAT | SMB_O_DIRECTORY; subreq = cli_posix_open_internal_send( mem_ctx, ev, cli, fname, wire_flags, mode); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_mkdir_done, req); return req; } static void cli_posix_mkdir_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; uint16_t fnum; status = cli_posix_open_internal_recv(subreq, &fnum); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_posix_mkdir_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_mkdir(struct cli_state *cli, const char *fname, mode_t mode) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_posix_mkdir_send( frame, ev, cli, fname, mode); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_mkdir_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** unlink or rmdir - POSIX semantics. ****************************************************************************/ struct cli_posix_unlink_internal_state { uint8_t data[2]; }; static void cli_posix_unlink_internal_done(struct tevent_req *subreq); static struct tevent_req *cli_posix_unlink_internal_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint16_t level) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_unlink_internal_state *state = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_posix_unlink_internal_state); if (req == NULL) { return NULL; } /* Setup data word. */ SSVAL(state->data, 0, level); subreq = cli_setpathinfo_send(state, ev, cli, SMB_POSIX_PATH_UNLINK, fname, state->data, sizeof(state->data)); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_unlink_internal_done, req); return req; } static void cli_posix_unlink_internal_done(struct tevent_req *subreq) { NTSTATUS status = cli_setpathinfo_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } static NTSTATUS cli_posix_unlink_internal_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } struct cli_posix_unlink_state { uint8_t dummy; }; static void cli_posix_unlink_done(struct tevent_req *subreq); struct tevent_req *cli_posix_unlink_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_unlink_state *state; req = tevent_req_create( mem_ctx, &state, struct cli_posix_unlink_state); if (req == NULL) { return NULL; } subreq = cli_posix_unlink_internal_send( mem_ctx, ev, cli, fname, SMB_POSIX_UNLINK_FILE_TARGET); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_unlink_done, req); return req; } static void cli_posix_unlink_done(struct tevent_req *subreq) { NTSTATUS status = cli_posix_unlink_internal_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_unlink_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } /**************************************************************************** unlink - POSIX semantics. ****************************************************************************/ NTSTATUS cli_posix_unlink(struct cli_state *cli, const char *fname) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_unlink_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_unlink_recv(req); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** rmdir - POSIX semantics. ****************************************************************************/ struct cli_posix_rmdir_state { uint8_t dummy; }; static void cli_posix_rmdir_done(struct tevent_req *subreq); struct tevent_req *cli_posix_rmdir_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_posix_rmdir_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_posix_rmdir_state); if (req == NULL) { return NULL; } subreq = cli_posix_unlink_internal_send( mem_ctx, ev, cli, fname, SMB_POSIX_UNLINK_DIRECTORY_TARGET); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_posix_rmdir_done, req); return req; } static void cli_posix_rmdir_done(struct tevent_req *subreq) { NTSTATUS status = cli_posix_unlink_internal_recv(subreq); tevent_req_simple_finish_ntstatus(subreq, status); } NTSTATUS cli_posix_rmdir_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_posix_rmdir(struct cli_state *cli, const char *fname) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev = NULL; struct tevent_req *req = NULL; NTSTATUS status = NT_STATUS_OK; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } req = cli_posix_rmdir_send(frame, ev, cli, fname); if (req == NULL) { status = NT_STATUS_NO_MEMORY; goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_posix_rmdir_recv(req, frame); fail: TALLOC_FREE(frame); return status; } /**************************************************************************** filechangenotify ****************************************************************************/ struct cli_notify_state { struct tevent_req *subreq; uint8_t setup[8]; uint32_t num_changes; struct notify_change *changes; }; static void cli_notify_done(struct tevent_req *subreq); static void cli_notify_done_smb2(struct tevent_req *subreq); static bool cli_notify_cancel(struct tevent_req *req); struct tevent_req *cli_notify_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint32_t buffer_size, uint32_t completion_filter, bool recursive) { struct tevent_req *req; struct cli_notify_state *state; unsigned old_timeout; req = tevent_req_create(mem_ctx, &state, struct cli_notify_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { /* * Notifies should not time out */ old_timeout = cli_set_timeout(cli, 0); state->subreq = cli_smb2_notify_send( state, ev, cli, fnum, buffer_size, completion_filter, recursive); cli_set_timeout(cli, old_timeout); if (tevent_req_nomem(state->subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback( state->subreq, cli_notify_done_smb2, req); goto done; } SIVAL(state->setup, 0, completion_filter); SSVAL(state->setup, 4, fnum); SSVAL(state->setup, 6, recursive); /* * Notifies should not time out */ old_timeout = cli_set_timeout(cli, 0); state->subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ 0, /* additional_flags2 */ SMBnttrans, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ NT_TRANSACT_NOTIFY_CHANGE, /* function. */ 0, /* flags. */ (uint16_t *)state->setup, /* setup. */ 4, /* num setup uint16_t words. */ 0, /* max returned setup. */ NULL, /* param. */ 0, /* num param. */ buffer_size, /* max returned param. */ NULL, /* data. */ 0, /* num data. */ 0); /* max returned data. */ cli_set_timeout(cli, old_timeout); if (tevent_req_nomem(state->subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(state->subreq, cli_notify_done, req); done: tevent_req_set_cancel_fn(req, cli_notify_cancel); return req; } static bool cli_notify_cancel(struct tevent_req *req) { struct cli_notify_state *state = tevent_req_data( req, struct cli_notify_state); bool ok; ok = tevent_req_cancel(state->subreq); return ok; } static void cli_notify_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_notify_state *state = tevent_req_data( req, struct cli_notify_state); NTSTATUS status; uint8_t *params; uint32_t i, ofs, num_params; uint16_t flags2; status = cli_trans_recv(subreq, talloc_tos(), &flags2, NULL, 0, NULL, ¶ms, 0, &num_params, NULL, 0, NULL); TALLOC_FREE(subreq); state->subreq = NULL; if (tevent_req_nterror(req, status)) { DEBUG(10, ("cli_trans_recv returned %s\n", nt_errstr(status))); return; } state->num_changes = 0; ofs = 0; while (num_params - ofs > 12) { uint32_t next = IVAL(params, ofs); state->num_changes += 1; if ((next == 0) || (ofs+next >= num_params)) { break; } ofs += next; } state->changes = talloc_array(state, struct notify_change, state->num_changes); if (tevent_req_nomem(state->changes, req)) { TALLOC_FREE(params); return; } ofs = 0; for (i=0; inum_changes; i++) { uint32_t next = IVAL(params, ofs); uint32_t len = IVAL(params, ofs+8); ssize_t ret; char *name; if (smb_buffer_oob(num_params, ofs + 12, len)) { TALLOC_FREE(params); tevent_req_nterror( req, NT_STATUS_INVALID_NETWORK_RESPONSE); return; } state->changes[i].action = IVAL(params, ofs+4); ret = pull_string_talloc(state->changes, (char *)params, flags2, &name, params+ofs+12, len, STR_TERMINATE|STR_UNICODE); if (ret == -1) { TALLOC_FREE(params); tevent_req_nterror(req, NT_STATUS_INTERNAL_ERROR); return; } state->changes[i].name = name; ofs += next; } TALLOC_FREE(params); tevent_req_done(req); } static void cli_notify_done_smb2(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_notify_state *state = tevent_req_data( req, struct cli_notify_state); NTSTATUS status; status = cli_smb2_notify_recv( subreq, state, &state->changes, &state->num_changes); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_notify_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, uint32_t *pnum_changes, struct notify_change **pchanges) { struct cli_notify_state *state = tevent_req_data( req, struct cli_notify_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } *pnum_changes = state->num_changes; *pchanges = talloc_move(mem_ctx, &state->changes); return NT_STATUS_OK; } NTSTATUS cli_notify(struct cli_state *cli, uint16_t fnum, uint32_t buffer_size, uint32_t completion_filter, bool recursive, TALLOC_CTX *mem_ctx, uint32_t *pnum_changes, struct notify_change **pchanges) { TALLOC_CTX *frame; struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_notify_send(ev, ev, cli, fnum, buffer_size, completion_filter, recursive); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_notify_recv(req, mem_ctx, pnum_changes, pchanges); fail: TALLOC_FREE(frame); return status; } struct cli_qpathinfo_state { uint8_t *param; uint8_t *data; uint16_t setup[1]; uint32_t min_rdata; uint8_t *rdata; uint32_t num_rdata; }; static void cli_qpathinfo_done(struct tevent_req *subreq); static void cli_qpathinfo_done2(struct tevent_req *subreq); struct tevent_req *cli_qpathinfo_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, const char *fname, uint16_t level, uint32_t min_rdata, uint32_t max_rdata) { struct tevent_req *req, *subreq; struct cli_qpathinfo_state *state; uint16_t additional_flags2 = 0; char *fname_cp = NULL; req = tevent_req_create(mem_ctx, &state, struct cli_qpathinfo_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { uint16_t smb2_level = 0; switch (level) { case SMB_QUERY_FILE_ALT_NAME_INFO: smb2_level = FSCC_FILE_ALTERNATE_NAME_INFORMATION; break; default: tevent_req_nterror(req, NT_STATUS_INVALID_LEVEL); return tevent_req_post(req, ev); } subreq = cli_smb2_qpathinfo_send(state, ev, cli, fname, smb2_level, min_rdata, max_rdata); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_qpathinfo_done2, req); return req; } state->min_rdata = min_rdata; SSVAL(state->setup, 0, TRANSACT2_QPATHINFO); state->param = talloc_zero_array(state, uint8_t, 6); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } SSVAL(state->param, 0, level); /* * qpathinfo on a DFS share must use DFS names. */ fname_cp = smb1_dfs_share_path(state, cli, fname); if (tevent_req_nomem(fname_cp, req)) { return tevent_req_post(req, ev); } state->param = trans2_bytes_push_str(state->param, smbXcli_conn_use_unicode(cli->conn), fname_cp, strlen(fname_cp)+1, NULL); if (tevent_req_nomem(state->param, req)) { return tevent_req_post(req, ev); } if (clistr_is_previous_version_path(fname) && !INFO_LEVEL_IS_UNIX(level)) { additional_flags2 = FLAGS2_REPARSE_PATH; } subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ additional_flags2, /* additional_flags2 */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ talloc_get_size(state->param), /* num param. */ 2, /* max returned param. */ NULL, /* data. */ 0, /* num data. */ max_rdata); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_qpathinfo_done, req); return req; } static void cli_qpathinfo_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_qpathinfo_state *state = tevent_req_data( req, struct cli_qpathinfo_state); NTSTATUS status; status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL, NULL, 0, NULL, &state->rdata, state->min_rdata, &state->num_rdata); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } static void cli_qpathinfo_done2(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data(subreq, struct tevent_req); struct cli_qpathinfo_state *state = tevent_req_data(req, struct cli_qpathinfo_state); NTSTATUS status; status = cli_smb2_qpathinfo_recv(subreq, state, &state->rdata, &state->num_rdata); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_qpathinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, uint8_t **rdata, uint32_t *num_rdata) { struct cli_qpathinfo_state *state = tevent_req_data( req, struct cli_qpathinfo_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (rdata != NULL) { *rdata = talloc_move(mem_ctx, &state->rdata); } else { TALLOC_FREE(state->rdata); } if (num_rdata != NULL) { *num_rdata = state->num_rdata; } return NT_STATUS_OK; } NTSTATUS cli_qpathinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli, const char *fname, uint16_t level, uint32_t min_rdata, uint32_t max_rdata, uint8_t **rdata, uint32_t *num_rdata) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_qpathinfo_send(frame, ev, cli, fname, level, min_rdata, max_rdata); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_qpathinfo_recv(req, mem_ctx, rdata, num_rdata); fail: TALLOC_FREE(frame); return status; } struct cli_qfileinfo_state { uint16_t setup[1]; uint8_t param[4]; uint8_t *data; uint16_t recv_flags2; uint32_t min_rdata; uint8_t *rdata; uint32_t num_rdata; }; static void cli_qfileinfo_done(struct tevent_req *subreq); struct tevent_req *cli_qfileinfo_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint16_t level, uint32_t min_rdata, uint32_t max_rdata) { struct tevent_req *req, *subreq; struct cli_qfileinfo_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_qfileinfo_state); if (req == NULL) { return NULL; } state->min_rdata = min_rdata; SSVAL(state->param, 0, fnum); SSVAL(state->param, 2, level); SSVAL(state->setup, 0, TRANSACT2_QFILEINFO); subreq = cli_trans_send( state, /* mem ctx. */ ev, /* event ctx. */ cli, /* cli_state. */ 0, /* additional_flags2 */ SMBtrans2, /* cmd. */ NULL, /* pipe name. */ -1, /* fid. */ 0, /* function. */ 0, /* flags. */ state->setup, /* setup. */ 1, /* num setup uint16_t words. */ 0, /* max returned setup. */ state->param, /* param. */ sizeof(state->param), /* num param. */ 2, /* max returned param. */ NULL, /* data. */ 0, /* num data. */ max_rdata); /* max returned data. */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_qfileinfo_done, req); return req; } static void cli_qfileinfo_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_qfileinfo_state *state = tevent_req_data( req, struct cli_qfileinfo_state); NTSTATUS status; status = cli_trans_recv(subreq, state, &state->recv_flags2, NULL, 0, NULL, NULL, 0, NULL, &state->rdata, state->min_rdata, &state->num_rdata); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_qfileinfo_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, uint16_t *recv_flags2, uint8_t **rdata, uint32_t *num_rdata) { struct cli_qfileinfo_state *state = tevent_req_data( req, struct cli_qfileinfo_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (recv_flags2 != NULL) { *recv_flags2 = state->recv_flags2; } if (rdata != NULL) { *rdata = talloc_move(mem_ctx, &state->rdata); } if (num_rdata != NULL) { *num_rdata = state->num_rdata; } tevent_req_received(req); return NT_STATUS_OK; } NTSTATUS cli_qfileinfo(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum, uint16_t level, uint32_t min_rdata, uint32_t max_rdata, uint16_t *recv_flags2, uint8_t **rdata, uint32_t *num_rdata) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_qfileinfo_send(frame, ev, cli, fnum, level, min_rdata, max_rdata); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_qfileinfo_recv(req, mem_ctx, recv_flags2, rdata, num_rdata); fail: TALLOC_FREE(frame); return status; } struct cli_flush_state { uint16_t vwv[1]; }; static void cli_flush_done(struct tevent_req *subreq); struct tevent_req *cli_flush_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum) { struct tevent_req *req, *subreq; struct cli_flush_state *state; req = tevent_req_create(mem_ctx, &state, struct cli_flush_state); if (req == NULL) { return NULL; } SSVAL(state->vwv + 0, 0, fnum); subreq = cli_smb_send(state, ev, cli, SMBflush, 0, 0, 1, state->vwv, 0, NULL); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_flush_done, req); return req; } static void cli_flush_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); NTSTATUS status; status = cli_smb_recv(subreq, NULL, NULL, 0, NULL, NULL, NULL, NULL); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_flush_recv(struct tevent_req *req) { return tevent_req_simple_recv_ntstatus(req); } NTSTATUS cli_flush(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum) { TALLOC_CTX *frame = talloc_stackframe(); struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_flush_send(frame, ev, cli, fnum); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_flush_recv(req); fail: TALLOC_FREE(frame); return status; } struct cli_shadow_copy_data_state { uint16_t setup[4]; uint8_t *data; uint32_t num_data; bool get_names; }; static void cli_shadow_copy_data_done(struct tevent_req *subreq); struct tevent_req *cli_shadow_copy_data_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, bool get_names) { struct tevent_req *req, *subreq; struct cli_shadow_copy_data_state *state; uint32_t ret_size; req = tevent_req_create(mem_ctx, &state, struct cli_shadow_copy_data_state); if (req == NULL) { return NULL; } state->get_names = get_names; ret_size = get_names ? CLI_BUFFER_SIZE : 16; SIVAL(state->setup + 0, 0, FSCTL_GET_SHADOW_COPY_DATA); SSVAL(state->setup + 2, 0, fnum); SCVAL(state->setup + 3, 0, 1); /* isFsctl */ SCVAL(state->setup + 3, 1, 0); /* compfilter, isFlags (WSSP) */ subreq = cli_trans_send( state, ev, cli, 0, SMBnttrans, NULL, 0, NT_TRANSACT_IOCTL, 0, state->setup, ARRAY_SIZE(state->setup), ARRAY_SIZE(state->setup), NULL, 0, 0, NULL, 0, ret_size); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_shadow_copy_data_done, req); return req; } static void cli_shadow_copy_data_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_shadow_copy_data_state *state = tevent_req_data( req, struct cli_shadow_copy_data_state); NTSTATUS status; status = cli_trans_recv(subreq, state, NULL, NULL, 0, NULL, /* setup */ NULL, 0, NULL, /* param */ &state->data, 12, &state->num_data); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } tevent_req_done(req); } NTSTATUS cli_shadow_copy_data_recv(struct tevent_req *req, TALLOC_CTX *mem_ctx, char ***pnames, int *pnum_names) { struct cli_shadow_copy_data_state *state = tevent_req_data( req, struct cli_shadow_copy_data_state); char **names = NULL; uint32_t i, num_names; uint32_t dlength; uint8_t *endp = NULL; NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (state->num_data < 16) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } num_names = IVAL(state->data, 4); dlength = IVAL(state->data, 8); if (num_names > 0x7FFFFFFF) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } if (!state->get_names) { *pnum_names = (int)num_names; return NT_STATUS_OK; } if (dlength + 12 < 12) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } if (dlength + 12 > state->num_data) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } if (state->num_data + (2 * sizeof(SHADOW_COPY_LABEL)) < state->num_data) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } names = talloc_array(mem_ctx, char *, num_names); if (names == NULL) { return NT_STATUS_NO_MEMORY; } endp = state->data + state->num_data; for (i=0; idata + 12 + i * 2 * sizeof(SHADOW_COPY_LABEL); if (src + (2 * sizeof(SHADOW_COPY_LABEL)) > endp) { return NT_STATUS_INVALID_NETWORK_RESPONSE; } ret = convert_string_talloc( names, CH_UTF16LE, CH_UNIX, src, 2 * sizeof(SHADOW_COPY_LABEL), &names[i], &converted_size); if (!ret) { TALLOC_FREE(names); return NT_STATUS_INVALID_NETWORK_RESPONSE; } } *pnum_names = (int)num_names; *pnames = names; return NT_STATUS_OK; } NTSTATUS cli_shadow_copy_data(TALLOC_CTX *mem_ctx, struct cli_state *cli, uint16_t fnum, bool get_names, char ***pnames, int *pnum_names) { TALLOC_CTX *frame = NULL; struct tevent_context *ev; struct tevent_req *req; NTSTATUS status = NT_STATUS_NO_MEMORY; if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { return cli_smb2_shadow_copy_data(mem_ctx, cli, fnum, get_names, pnames, pnum_names); } frame = talloc_stackframe(); if (smbXcli_conn_has_async_calls(cli->conn)) { /* * Can't use sync call while an async call is in flight */ status = NT_STATUS_INVALID_PARAMETER; goto fail; } ev = samba_tevent_context_init(frame); if (ev == NULL) { goto fail; } req = cli_shadow_copy_data_send(frame, ev, cli, fnum, get_names); if (req == NULL) { goto fail; } if (!tevent_req_poll_ntstatus(req, ev, &status)) { goto fail; } status = cli_shadow_copy_data_recv(req, mem_ctx, pnames, pnum_names); fail: TALLOC_FREE(frame); return status; } struct cli_fsctl_state { DATA_BLOB out; }; static void cli_fsctl_smb1_done(struct tevent_req *subreq); static void cli_fsctl_smb2_done(struct tevent_req *subreq); struct tevent_req *cli_fsctl_send( TALLOC_CTX *mem_ctx, struct tevent_context *ev, struct cli_state *cli, uint16_t fnum, uint32_t ctl_code, const DATA_BLOB *in, uint32_t max_out) { struct tevent_req *req = NULL, *subreq = NULL; struct cli_fsctl_state *state = NULL; uint16_t *setup = NULL; uint8_t *data = NULL; uint32_t num_data = 0; req = tevent_req_create(mem_ctx, &state, struct cli_fsctl_state); if (req == NULL) { return NULL; } if (smbXcli_conn_protocol(cli->conn) >= PROTOCOL_SMB2_02) { subreq = cli_smb2_fsctl_send( state, ev, cli, fnum, ctl_code, in, max_out); if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_fsctl_smb2_done, req); return req; } setup = talloc_array(state, uint16_t, 4); if (tevent_req_nomem(setup, req)) { return tevent_req_post(req, ev); } SIVAL(setup, 0, ctl_code); SSVAL(setup, 4, fnum); SCVAL(setup, 6, 1); /* IsFcntl */ SCVAL(setup, 7, 0); /* IsFlags */ if (in) { data = in->data; num_data = in->length; } subreq = cli_trans_send(state, ev, cli, 0, /* additional_flags2 */ SMBnttrans, /* cmd */ NULL, /* name */ -1, /* fid */ NT_TRANSACT_IOCTL, /* function */ 0, /* flags */ setup, 4, 0, /* setup */ NULL, 0, 0, /* param */ data, num_data, max_out); /* data */ if (tevent_req_nomem(subreq, req)) { return tevent_req_post(req, ev); } tevent_req_set_callback(subreq, cli_fsctl_smb1_done, req); return req; } static void cli_fsctl_smb2_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_fsctl_state *state = tevent_req_data( req, struct cli_fsctl_state); NTSTATUS status; status = cli_smb2_fsctl_recv(subreq, state, &state->out); tevent_req_simple_finish_ntstatus(subreq, status); } static void cli_fsctl_smb1_done(struct tevent_req *subreq) { struct tevent_req *req = tevent_req_callback_data( subreq, struct tevent_req); struct cli_fsctl_state *state = tevent_req_data( req, struct cli_fsctl_state); uint8_t *out = NULL; uint32_t out_len; NTSTATUS status; status = cli_trans_recv( subreq, state, NULL, NULL, 0, NULL, /* rsetup */ NULL, 0, NULL, /* rparam */ &out, 0, &out_len); TALLOC_FREE(subreq); if (tevent_req_nterror(req, status)) { return; } state->out = (DATA_BLOB) { .data = out, .length = out_len, }; tevent_req_done(req); } NTSTATUS cli_fsctl_recv( struct tevent_req *req, TALLOC_CTX *mem_ctx, DATA_BLOB *out) { struct cli_fsctl_state *state = tevent_req_data( req, struct cli_fsctl_state); NTSTATUS status; if (tevent_req_is_nterror(req, &status)) { return status; } if (out != NULL) { *out = (DATA_BLOB) { .data = talloc_move(mem_ctx, &state->out.data), .length = state->out.length, }; } return NT_STATUS_OK; }