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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" | |
ab3932ab | 18 | RCSID("$OpenBSD: sftp-glob.c,v 1.14 2004/02/17 05:39:51 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" | |
28 | #include "sftp-glob.h" | |
29 | ||
30 | struct SFTP_OPENDIR { | |
31 | SFTP_DIRENT **dir; | |
32 | int offset; | |
33 | }; | |
34 | ||
35 | static struct { | |
22e6c827 | 36 | struct sftp_conn *conn; |
2e4fb373 | 37 | } cur; |
38 | ||
396c147e | 39 | static void * |
40 | fudge_opendir(const char *path) | |
2e4fb373 | 41 | { |
42 | struct SFTP_OPENDIR *r; | |
184eed6a | 43 | |
2e4fb373 | 44 | r = xmalloc(sizeof(*r)); |
184eed6a | 45 | |
da2499f5 | 46 | if (do_readdir(cur.conn, (char *)path, &r->dir)) { |
47 | xfree(r); | |
2e4fb373 | 48 | return(NULL); |
da2499f5 | 49 | } |
2e4fb373 | 50 | |
51 | r->offset = 0; | |
52 | ||
343288b8 | 53 | return((void *)r); |
2e4fb373 | 54 | } |
55 | ||
396c147e | 56 | static struct dirent * |
57 | fudge_readdir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 58 | { |
edbe6722 | 59 | /* Solaris needs sizeof(dirent) + path length (see below) */ |
60 | static char buf[sizeof(struct dirent) + MAXPATHLEN]; | |
61 | struct dirent *ret = (struct dirent *)buf; | |
2e4fb373 | 62 | #ifdef __GNU_LIBRARY__ |
63 | static int inum = 1; | |
64 | #endif /* __GNU_LIBRARY__ */ | |
b6453d99 | 65 | |
2e4fb373 | 66 | if (od->dir[od->offset] == NULL) |
67 | return(NULL); | |
68 | ||
edbe6722 | 69 | memset(buf, 0, sizeof(buf)); |
2e4fb373 | 70 | |
edbe6722 | 71 | /* |
72 | * Solaris defines dirent->d_name as a one byte array and expects | |
73 | * you to hack around it. | |
74 | */ | |
75 | #ifdef BROKEN_ONE_BYTE_DIRENT_D_NAME | |
76 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, MAXPATHLEN); | |
77 | #else | |
cd332296 | 78 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, |
edbe6722 | 79 | sizeof(ret->d_name)); |
80 | #endif | |
2e4fb373 | 81 | #ifdef __GNU_LIBRARY__ |
82 | /* | |
83 | * Idiot glibc uses extensions to struct dirent for readdir with | |
aff51935 | 84 | * ALTDIRFUNCs. Not that this is documented anywhere but the |
2e4fb373 | 85 | * source... Fake an inode number to appease it. |
86 | */ | |
edbe6722 | 87 | ret->d_ino = inum++; |
2e4fb373 | 88 | if (!inum) |
89 | inum = 1; | |
90 | #endif /* __GNU_LIBRARY__ */ | |
91 | ||
edbe6722 | 92 | return(ret); |
2e4fb373 | 93 | } |
94 | ||
396c147e | 95 | static void |
96 | fudge_closedir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 97 | { |
98 | free_sftp_dirents(od->dir); | |
894c5fa6 | 99 | xfree(od); |
2e4fb373 | 100 | } |
101 | ||
396c147e | 102 | static int |
103 | fudge_lstat(const char *path, struct stat *st) | |
2e4fb373 | 104 | { |
105 | Attrib *a; | |
184eed6a | 106 | |
343288b8 | 107 | if (!(a = do_lstat(cur.conn, (char *)path, 0))) |
2e4fb373 | 108 | return(-1); |
184eed6a | 109 | |
2e4fb373 | 110 | attrib_to_stat(a, st); |
184eed6a | 111 | |
2e4fb373 | 112 | return(0); |
113 | } | |
114 | ||
396c147e | 115 | static int |
116 | fudge_stat(const char *path, struct stat *st) | |
2e4fb373 | 117 | { |
118 | Attrib *a; | |
184eed6a | 119 | |
343288b8 | 120 | if (!(a = do_stat(cur.conn, (char *)path, 0))) |
2e4fb373 | 121 | return(-1); |
184eed6a | 122 | |
2e4fb373 | 123 | attrib_to_stat(a, st); |
184eed6a | 124 | |
2e4fb373 | 125 | return(0); |
126 | } | |
127 | ||
128 | int | |
22e6c827 | 129 | remote_glob(struct sftp_conn *conn, const char *pattern, int flags, |
ec1f12d3 | 130 | int (*errfunc)(const char *, int), glob_t *pglob) |
2e4fb373 | 131 | { |
29009047 | 132 | pglob->gl_opendir = fudge_opendir; |
133 | pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir; | |
134 | pglob->gl_closedir = (void (*)(void *))fudge_closedir; | |
2e4fb373 | 135 | pglob->gl_lstat = fudge_lstat; |
136 | pglob->gl_stat = fudge_stat; | |
184eed6a | 137 | |
2e4fb373 | 138 | memset(&cur, 0, sizeof(cur)); |
22e6c827 | 139 | cur.conn = conn; |
2e4fb373 | 140 | |
22e6c827 | 141 | return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob)); |
2e4fb373 | 142 | } |