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Diffstat (limited to 'src/os/user/cgo_lookup_cgo.go')
-rw-r--r-- | src/os/user/cgo_lookup_cgo.go | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/os/user/cgo_lookup_cgo.go b/src/os/user/cgo_lookup_cgo.go new file mode 100644 index 0000000..4f78dca --- /dev/null +++ b/src/os/user/cgo_lookup_cgo.go @@ -0,0 +1,112 @@ +// Copyright 2011 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +//go:build cgo && !osusergo && unix && !android && !darwin + +package user + +import ( + "syscall" +) + +/* +#cgo solaris CFLAGS: -D_POSIX_PTHREAD_SEMANTICS +#cgo CFLAGS: -fno-stack-protector +#include <unistd.h> +#include <sys/types.h> +#include <pwd.h> +#include <grp.h> +#include <stdlib.h> +#include <string.h> + +static struct passwd mygetpwuid_r(int uid, char *buf, size_t buflen, int *found, int *perr) { + struct passwd pwd; + struct passwd *result; + memset (&pwd, 0, sizeof(pwd)); + *perr = getpwuid_r(uid, &pwd, buf, buflen, &result); + *found = result != NULL; + return pwd; +} + +static struct passwd mygetpwnam_r(const char *name, char *buf, size_t buflen, int *found, int *perr) { + struct passwd pwd; + struct passwd *result; + memset(&pwd, 0, sizeof(pwd)); + *perr = getpwnam_r(name, &pwd, buf, buflen, &result); + *found = result != NULL; + return pwd; +} + +static struct group mygetgrgid_r(int gid, char *buf, size_t buflen, int *found, int *perr) { + struct group grp; + struct group *result; + memset(&grp, 0, sizeof(grp)); + *perr = getgrgid_r(gid, &grp, buf, buflen, &result); + *found = result != NULL; + return grp; +} + +static struct group mygetgrnam_r(const char *name, char *buf, size_t buflen, int *found, int *perr) { + struct group grp; + struct group *result; + memset(&grp, 0, sizeof(grp)); + *perr = getgrnam_r(name, &grp, buf, buflen, &result); + *found = result != NULL; + return grp; +} +*/ +import "C" + +type _C_char = C.char +type _C_int = C.int +type _C_gid_t = C.gid_t +type _C_uid_t = C.uid_t +type _C_size_t = C.size_t +type _C_struct_group = C.struct_group +type _C_struct_passwd = C.struct_passwd +type _C_long = C.long + +func _C_pw_uid(p *_C_struct_passwd) _C_uid_t { return p.pw_uid } +func _C_pw_uidp(p *_C_struct_passwd) *_C_uid_t { return &p.pw_uid } +func _C_pw_gid(p *_C_struct_passwd) _C_gid_t { return p.pw_gid } +func _C_pw_gidp(p *_C_struct_passwd) *_C_gid_t { return &p.pw_gid } +func _C_pw_name(p *_C_struct_passwd) *_C_char { return p.pw_name } +func _C_pw_gecos(p *_C_struct_passwd) *_C_char { return p.pw_gecos } +func _C_pw_dir(p *_C_struct_passwd) *_C_char { return p.pw_dir } + +func _C_gr_gid(g *_C_struct_group) _C_gid_t { return g.gr_gid } +func _C_gr_name(g *_C_struct_group) *_C_char { return g.gr_name } + +func _C_GoString(p *_C_char) string { return C.GoString(p) } + +func _C_getpwnam_r(name *_C_char, buf *_C_char, size _C_size_t) (pwd _C_struct_passwd, found bool, errno syscall.Errno) { + var f, e _C_int + pwd = C.mygetpwnam_r(name, buf, size, &f, &e) + return pwd, f != 0, syscall.Errno(e) +} + +func _C_getpwuid_r(uid _C_uid_t, buf *_C_char, size _C_size_t) (pwd _C_struct_passwd, found bool, errno syscall.Errno) { + var f, e _C_int + pwd = C.mygetpwuid_r(_C_int(uid), buf, size, &f, &e) + return pwd, f != 0, syscall.Errno(e) +} + +func _C_getgrnam_r(name *_C_char, buf *_C_char, size _C_size_t) (grp _C_struct_group, found bool, errno syscall.Errno) { + var f, e _C_int + grp = C.mygetgrnam_r(name, buf, size, &f, &e) + return grp, f != 0, syscall.Errno(e) +} + +func _C_getgrgid_r(gid _C_gid_t, buf *_C_char, size _C_size_t) (grp _C_struct_group, found bool, errno syscall.Errno) { + var f, e _C_int + grp = C.mygetgrgid_r(_C_int(gid), buf, size, &f, &e) + return grp, f != 0, syscall.Errno(e) +} + +const ( + _C__SC_GETPW_R_SIZE_MAX = C._SC_GETPW_R_SIZE_MAX + _C__SC_GETGR_R_SIZE_MAX = C._SC_GETGR_R_SIZE_MAX +) + +func _C_sysconf(key _C_int) _C_long { return C.sysconf(key) } |