From 999ae6be3243c7b4a815247199447b53c39a3d65 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:26:58 +0200 Subject: Adding upstream version 1:7.9p1. Signed-off-by: Daniel Baumann --- sftp-glob.c | 150 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 150 insertions(+) create mode 100644 sftp-glob.c (limited to 'sftp-glob.c') diff --git a/sftp-glob.c b/sftp-glob.c new file mode 100644 index 0000000..43a1beb --- /dev/null +++ b/sftp-glob.c @@ -0,0 +1,150 @@ +/* $OpenBSD: sftp-glob.c,v 1.27 2015/01/14 13:54:13 djm Exp $ */ +/* + * Copyright (c) 2001-2004 Damien Miller + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include "includes.h" + +#include +#ifdef HAVE_SYS_STAT_H +# include +#endif + +#include +#include +#include +#include + +#include "xmalloc.h" +#include "sftp.h" +#include "sftp-common.h" +#include "sftp-client.h" + +int remote_glob(struct sftp_conn *, const char *, int, + int (*)(const char *, int), glob_t *); + +struct SFTP_OPENDIR { + SFTP_DIRENT **dir; + int offset; +}; + +static struct { + struct sftp_conn *conn; +} cur; + +static void * +fudge_opendir(const char *path) +{ + struct SFTP_OPENDIR *r; + + r = xcalloc(1, sizeof(*r)); + + if (do_readdir(cur.conn, (char *)path, &r->dir)) { + free(r); + return(NULL); + } + + r->offset = 0; + + return((void *)r); +} + +static struct dirent * +fudge_readdir(struct SFTP_OPENDIR *od) +{ + /* Solaris needs sizeof(dirent) + path length (see below) */ + static char buf[sizeof(struct dirent) + MAXPATHLEN]; + struct dirent *ret = (struct dirent *)buf; +#ifdef __GNU_LIBRARY__ + static int inum = 1; +#endif /* __GNU_LIBRARY__ */ + + if (od->dir[od->offset] == NULL) + return(NULL); + + memset(buf, 0, sizeof(buf)); + + /* + * Solaris defines dirent->d_name as a one byte array and expects + * you to hack around it. + */ +#ifdef BROKEN_ONE_BYTE_DIRENT_D_NAME + strlcpy(ret->d_name, od->dir[od->offset++]->filename, MAXPATHLEN); +#else + strlcpy(ret->d_name, od->dir[od->offset++]->filename, + sizeof(ret->d_name)); +#endif +#ifdef __GNU_LIBRARY__ + /* + * Idiot glibc uses extensions to struct dirent for readdir with + * ALTDIRFUNCs. Not that this is documented anywhere but the + * source... Fake an inode number to appease it. + */ + ret->d_ino = inum++; + if (!inum) + inum = 1; +#endif /* __GNU_LIBRARY__ */ + + return(ret); +} + +static void +fudge_closedir(struct SFTP_OPENDIR *od) +{ + free_sftp_dirents(od->dir); + free(od); +} + +static int +fudge_lstat(const char *path, struct stat *st) +{ + Attrib *a; + + if (!(a = do_lstat(cur.conn, (char *)path, 1))) + return(-1); + + attrib_to_stat(a, st); + + return(0); +} + +static int +fudge_stat(const char *path, struct stat *st) +{ + Attrib *a; + + if (!(a = do_stat(cur.conn, (char *)path, 1))) + return(-1); + + attrib_to_stat(a, st); + + return(0); +} + +int +remote_glob(struct sftp_conn *conn, const char *pattern, int flags, + int (*errfunc)(const char *, int), glob_t *pglob) +{ + pglob->gl_opendir = fudge_opendir; + pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir; + pglob->gl_closedir = (void (*)(void *))fudge_closedir; + pglob->gl_lstat = fudge_lstat; + pglob->gl_stat = fudge_stat; + + memset(&cur, 0, sizeof(cur)); + cur.conn = conn; + + return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob)); +} -- cgit v1.2.3