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2e4fb373 | 1 | /* |
ab3932ab | 2 | * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org> |
2e4fb373 | 3 | * |
ab3932ab | 4 | * Permission to use, copy, modify, and distribute this software for any |
5 | * purpose with or without fee is hereby granted, provided that the above | |
6 | * copyright notice and this permission notice appear in all copies. | |
2e4fb373 | 7 | * |
ab3932ab | 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
2e4fb373 | 15 | */ |
16 | ||
17 | #include "includes.h" | |
caf1e9f0 | 18 | RCSID("$OpenBSD: sftp-glob.c,v 1.15 2004/02/17 07:17:29 djm Exp $"); |
2e4fb373 | 19 | |
2e4fb373 | 20 | #include "buffer.h" |
21 | #include "bufaux.h" | |
2e4fb373 | 22 | #include "xmalloc.h" |
23 | #include "log.h" | |
2e4fb373 | 24 | |
25 | #include "sftp.h" | |
26 | #include "sftp-common.h" | |
27 | #include "sftp-client.h" | |
caf1e9f0 | 28 | |
29 | int remote_glob(struct sftp_conn *, const char *, int, | |
30 | int (*)(const char *, int), glob_t *); | |
2e4fb373 | 31 | |
32 | struct SFTP_OPENDIR { | |
33 | SFTP_DIRENT **dir; | |
34 | int offset; | |
35 | }; | |
36 | ||
37 | static struct { | |
22e6c827 | 38 | struct sftp_conn *conn; |
2e4fb373 | 39 | } cur; |
40 | ||
396c147e | 41 | static void * |
42 | fudge_opendir(const char *path) | |
2e4fb373 | 43 | { |
44 | struct SFTP_OPENDIR *r; | |
184eed6a | 45 | |
2e4fb373 | 46 | r = xmalloc(sizeof(*r)); |
184eed6a | 47 | |
da2499f5 | 48 | if (do_readdir(cur.conn, (char *)path, &r->dir)) { |
49 | xfree(r); | |
2e4fb373 | 50 | return(NULL); |
da2499f5 | 51 | } |
2e4fb373 | 52 | |
53 | r->offset = 0; | |
54 | ||
343288b8 | 55 | return((void *)r); |
2e4fb373 | 56 | } |
57 | ||
396c147e | 58 | static struct dirent * |
59 | fudge_readdir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 60 | { |
edbe6722 | 61 | /* Solaris needs sizeof(dirent) + path length (see below) */ |
62 | static char buf[sizeof(struct dirent) + MAXPATHLEN]; | |
63 | struct dirent *ret = (struct dirent *)buf; | |
2e4fb373 | 64 | #ifdef __GNU_LIBRARY__ |
65 | static int inum = 1; | |
66 | #endif /* __GNU_LIBRARY__ */ | |
b6453d99 | 67 | |
2e4fb373 | 68 | if (od->dir[od->offset] == NULL) |
69 | return(NULL); | |
70 | ||
edbe6722 | 71 | memset(buf, 0, sizeof(buf)); |
2e4fb373 | 72 | |
edbe6722 | 73 | /* |
74 | * Solaris defines dirent->d_name as a one byte array and expects | |
75 | * you to hack around it. | |
76 | */ | |
77 | #ifdef BROKEN_ONE_BYTE_DIRENT_D_NAME | |
78 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, MAXPATHLEN); | |
79 | #else | |
cd332296 | 80 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, |
edbe6722 | 81 | sizeof(ret->d_name)); |
82 | #endif | |
2e4fb373 | 83 | #ifdef __GNU_LIBRARY__ |
84 | /* | |
85 | * Idiot glibc uses extensions to struct dirent for readdir with | |
aff51935 | 86 | * ALTDIRFUNCs. Not that this is documented anywhere but the |
2e4fb373 | 87 | * source... Fake an inode number to appease it. |
88 | */ | |
edbe6722 | 89 | ret->d_ino = inum++; |
2e4fb373 | 90 | if (!inum) |
91 | inum = 1; | |
92 | #endif /* __GNU_LIBRARY__ */ | |
93 | ||
edbe6722 | 94 | return(ret); |
2e4fb373 | 95 | } |
96 | ||
396c147e | 97 | static void |
98 | fudge_closedir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 99 | { |
100 | free_sftp_dirents(od->dir); | |
894c5fa6 | 101 | xfree(od); |
2e4fb373 | 102 | } |
103 | ||
396c147e | 104 | static int |
105 | fudge_lstat(const char *path, struct stat *st) | |
2e4fb373 | 106 | { |
107 | Attrib *a; | |
184eed6a | 108 | |
343288b8 | 109 | if (!(a = do_lstat(cur.conn, (char *)path, 0))) |
2e4fb373 | 110 | return(-1); |
184eed6a | 111 | |
2e4fb373 | 112 | attrib_to_stat(a, st); |
184eed6a | 113 | |
2e4fb373 | 114 | return(0); |
115 | } | |
116 | ||
396c147e | 117 | static int |
118 | fudge_stat(const char *path, struct stat *st) | |
2e4fb373 | 119 | { |
120 | Attrib *a; | |
184eed6a | 121 | |
343288b8 | 122 | if (!(a = do_stat(cur.conn, (char *)path, 0))) |
2e4fb373 | 123 | return(-1); |
184eed6a | 124 | |
2e4fb373 | 125 | attrib_to_stat(a, st); |
184eed6a | 126 | |
2e4fb373 | 127 | return(0); |
128 | } | |
129 | ||
130 | int | |
22e6c827 | 131 | remote_glob(struct sftp_conn *conn, const char *pattern, int flags, |
ec1f12d3 | 132 | int (*errfunc)(const char *, int), glob_t *pglob) |
2e4fb373 | 133 | { |
29009047 | 134 | pglob->gl_opendir = fudge_opendir; |
135 | pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir; | |
136 | pglob->gl_closedir = (void (*)(void *))fudge_closedir; | |
2e4fb373 | 137 | pglob->gl_lstat = fudge_lstat; |
138 | pglob->gl_stat = fudge_stat; | |
184eed6a | 139 | |
2e4fb373 | 140 | memset(&cur, 0, sizeof(cur)); |
22e6c827 | 141 | cur.conn = conn; |
2e4fb373 | 142 | |
22e6c827 | 143 | return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob)); |
2e4fb373 | 144 | } |