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a773acf7 | 1 | /* $OpenBSD: sftp-glob.c,v 1.20 2006/07/10 16:01:57 stevesk Exp $ */ |
2e4fb373 | 2 | /* |
ab3932ab | 3 | * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org> |
2e4fb373 | 4 | * |
ab3932ab | 5 | * Permission to use, copy, modify, and distribute this software for any |
6 | * purpose with or without fee is hereby granted, provided that the above | |
7 | * copyright notice and this permission notice appear in all copies. | |
2e4fb373 | 8 | * |
ab3932ab | 9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
2e4fb373 | 16 | */ |
17 | ||
18 | #include "includes.h" | |
4095f623 | 19 | |
20 | #include <sys/types.h> | |
21 | #ifdef HAVE_SYS_STAT_H | |
22 | # include <sys/stat.h> | |
23 | #endif | |
68e39d38 | 24 | |
25 | #include <dirent.h> | |
2e4fb373 | 26 | |
2e4fb373 | 27 | #include "xmalloc.h" |
2e4fb373 | 28 | |
29 | #include "sftp.h" | |
30 | #include "sftp-common.h" | |
31 | #include "sftp-client.h" | |
caf1e9f0 | 32 | |
33 | int remote_glob(struct sftp_conn *, const char *, int, | |
34 | int (*)(const char *, int), glob_t *); | |
2e4fb373 | 35 | |
36 | struct SFTP_OPENDIR { | |
37 | SFTP_DIRENT **dir; | |
38 | int offset; | |
39 | }; | |
40 | ||
41 | static struct { | |
22e6c827 | 42 | struct sftp_conn *conn; |
2e4fb373 | 43 | } cur; |
44 | ||
396c147e | 45 | static void * |
46 | fudge_opendir(const char *path) | |
2e4fb373 | 47 | { |
48 | struct SFTP_OPENDIR *r; | |
184eed6a | 49 | |
2e4fb373 | 50 | r = xmalloc(sizeof(*r)); |
184eed6a | 51 | |
da2499f5 | 52 | if (do_readdir(cur.conn, (char *)path, &r->dir)) { |
53 | xfree(r); | |
2e4fb373 | 54 | return(NULL); |
da2499f5 | 55 | } |
2e4fb373 | 56 | |
57 | r->offset = 0; | |
58 | ||
343288b8 | 59 | return((void *)r); |
2e4fb373 | 60 | } |
61 | ||
396c147e | 62 | static struct dirent * |
63 | fudge_readdir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 64 | { |
edbe6722 | 65 | /* Solaris needs sizeof(dirent) + path length (see below) */ |
66 | static char buf[sizeof(struct dirent) + MAXPATHLEN]; | |
67 | struct dirent *ret = (struct dirent *)buf; | |
2e4fb373 | 68 | #ifdef __GNU_LIBRARY__ |
69 | static int inum = 1; | |
70 | #endif /* __GNU_LIBRARY__ */ | |
b6453d99 | 71 | |
2e4fb373 | 72 | if (od->dir[od->offset] == NULL) |
73 | return(NULL); | |
74 | ||
edbe6722 | 75 | memset(buf, 0, sizeof(buf)); |
2e4fb373 | 76 | |
edbe6722 | 77 | /* |
78 | * Solaris defines dirent->d_name as a one byte array and expects | |
79 | * you to hack around it. | |
80 | */ | |
81 | #ifdef BROKEN_ONE_BYTE_DIRENT_D_NAME | |
82 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, MAXPATHLEN); | |
83 | #else | |
cd332296 | 84 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, |
edbe6722 | 85 | sizeof(ret->d_name)); |
86 | #endif | |
2e4fb373 | 87 | #ifdef __GNU_LIBRARY__ |
88 | /* | |
89 | * Idiot glibc uses extensions to struct dirent for readdir with | |
aff51935 | 90 | * ALTDIRFUNCs. Not that this is documented anywhere but the |
2e4fb373 | 91 | * source... Fake an inode number to appease it. |
92 | */ | |
edbe6722 | 93 | ret->d_ino = inum++; |
2e4fb373 | 94 | if (!inum) |
95 | inum = 1; | |
96 | #endif /* __GNU_LIBRARY__ */ | |
97 | ||
edbe6722 | 98 | return(ret); |
2e4fb373 | 99 | } |
100 | ||
396c147e | 101 | static void |
102 | fudge_closedir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 103 | { |
104 | free_sftp_dirents(od->dir); | |
894c5fa6 | 105 | xfree(od); |
2e4fb373 | 106 | } |
107 | ||
396c147e | 108 | static int |
109 | fudge_lstat(const char *path, struct stat *st) | |
2e4fb373 | 110 | { |
111 | Attrib *a; | |
184eed6a | 112 | |
343288b8 | 113 | if (!(a = do_lstat(cur.conn, (char *)path, 0))) |
2e4fb373 | 114 | return(-1); |
184eed6a | 115 | |
2e4fb373 | 116 | attrib_to_stat(a, st); |
184eed6a | 117 | |
2e4fb373 | 118 | return(0); |
119 | } | |
120 | ||
396c147e | 121 | static int |
122 | fudge_stat(const char *path, struct stat *st) | |
2e4fb373 | 123 | { |
124 | Attrib *a; | |
184eed6a | 125 | |
343288b8 | 126 | if (!(a = do_stat(cur.conn, (char *)path, 0))) |
2e4fb373 | 127 | return(-1); |
184eed6a | 128 | |
2e4fb373 | 129 | attrib_to_stat(a, st); |
184eed6a | 130 | |
2e4fb373 | 131 | return(0); |
132 | } | |
133 | ||
134 | int | |
22e6c827 | 135 | remote_glob(struct sftp_conn *conn, const char *pattern, int flags, |
ec1f12d3 | 136 | int (*errfunc)(const char *, int), glob_t *pglob) |
2e4fb373 | 137 | { |
29009047 | 138 | pglob->gl_opendir = fudge_opendir; |
139 | pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir; | |
140 | pglob->gl_closedir = (void (*)(void *))fudge_closedir; | |
2e4fb373 | 141 | pglob->gl_lstat = fudge_lstat; |
142 | pglob->gl_stat = fudge_stat; | |
184eed6a | 143 | |
2e4fb373 | 144 | memset(&cur, 0, sizeof(cur)); |
22e6c827 | 145 | cur.conn = conn; |
2e4fb373 | 146 | |
22e6c827 | 147 | return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob)); |
2e4fb373 | 148 | } |