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2e4fb373 | 1 | /* |
2 | * Copyright (c) 2001 Damien Miller. All rights reserved. | |
3 | * | |
4 | * Redistribution and use in source and binary forms, with or without | |
5 | * modification, are permitted provided that the following conditions | |
6 | * are met: | |
7 | * 1. Redistributions of source code must retain the above copyright | |
8 | * notice, this list of conditions and the following disclaimer. | |
9 | * 2. Redistributions in binary form must reproduce the above copyright | |
10 | * notice, this list of conditions and the following disclaimer in the | |
11 | * documentation and/or other materials provided with the distribution. | |
12 | * | |
13 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |
15 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |
16 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
17 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
18 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
19 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
20 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
21 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
22 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
23 | */ | |
24 | ||
25 | #include "includes.h" | |
396c147e | 26 | RCSID("$OpenBSD: sftp-glob.c,v 1.6 2001/06/23 15:12:20 itojun Exp $"); |
2e4fb373 | 27 | |
2e4fb373 | 28 | #include "ssh.h" |
29 | #include "buffer.h" | |
30 | #include "bufaux.h" | |
31 | #include "getput.h" | |
32 | #include "xmalloc.h" | |
33 | #include "log.h" | |
34 | #include "atomicio.h" | |
35 | #include "pathnames.h" | |
36 | ||
37 | #include "sftp.h" | |
38 | #include "sftp-common.h" | |
39 | #include "sftp-client.h" | |
40 | #include "sftp-glob.h" | |
41 | ||
42 | struct SFTP_OPENDIR { | |
43 | SFTP_DIRENT **dir; | |
44 | int offset; | |
45 | }; | |
46 | ||
47 | static struct { | |
48 | int fd_in; | |
49 | int fd_out; | |
50 | } cur; | |
51 | ||
396c147e | 52 | static void * |
53 | fudge_opendir(const char *path) | |
2e4fb373 | 54 | { |
55 | struct SFTP_OPENDIR *r; | |
56 | ||
57 | r = xmalloc(sizeof(*r)); | |
58 | ||
59 | if (do_readdir(cur.fd_in, cur.fd_out, (char*)path, &r->dir)) | |
60 | return(NULL); | |
61 | ||
62 | r->offset = 0; | |
63 | ||
64 | return((void*)r); | |
65 | } | |
66 | ||
396c147e | 67 | static struct dirent * |
68 | fudge_readdir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 69 | { |
edbe6722 | 70 | /* Solaris needs sizeof(dirent) + path length (see below) */ |
71 | static char buf[sizeof(struct dirent) + MAXPATHLEN]; | |
72 | struct dirent *ret = (struct dirent *)buf; | |
2e4fb373 | 73 | #ifdef __GNU_LIBRARY__ |
74 | static int inum = 1; | |
75 | #endif /* __GNU_LIBRARY__ */ | |
76 | ||
77 | if (od->dir[od->offset] == NULL) | |
78 | return(NULL); | |
79 | ||
edbe6722 | 80 | memset(buf, 0, sizeof(buf)); |
2e4fb373 | 81 | |
edbe6722 | 82 | /* |
83 | * Solaris defines dirent->d_name as a one byte array and expects | |
84 | * you to hack around it. | |
85 | */ | |
86 | #ifdef BROKEN_ONE_BYTE_DIRENT_D_NAME | |
87 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, MAXPATHLEN); | |
88 | #else | |
cd332296 | 89 | strlcpy(ret->d_name, od->dir[od->offset++]->filename, |
edbe6722 | 90 | sizeof(ret->d_name)); |
91 | #endif | |
2e4fb373 | 92 | #ifdef __GNU_LIBRARY__ |
93 | /* | |
94 | * Idiot glibc uses extensions to struct dirent for readdir with | |
95 | * ALTDIRFUNCs. Not that this is documented anywhere but the | |
96 | * source... Fake an inode number to appease it. | |
97 | */ | |
edbe6722 | 98 | ret->d_ino = inum++; |
2e4fb373 | 99 | if (!inum) |
100 | inum = 1; | |
101 | #endif /* __GNU_LIBRARY__ */ | |
102 | ||
edbe6722 | 103 | return(ret); |
2e4fb373 | 104 | } |
105 | ||
396c147e | 106 | static void |
107 | fudge_closedir(struct SFTP_OPENDIR *od) | |
2e4fb373 | 108 | { |
109 | free_sftp_dirents(od->dir); | |
894c5fa6 | 110 | xfree(od); |
2e4fb373 | 111 | } |
112 | ||
396c147e | 113 | static void |
114 | attrib_to_stat(Attrib *a, struct stat *st) | |
2e4fb373 | 115 | { |
116 | memset(st, 0, sizeof(*st)); | |
117 | ||
118 | if (a->flags & SSH2_FILEXFER_ATTR_SIZE) | |
119 | st->st_size = a->size; | |
120 | if (a->flags & SSH2_FILEXFER_ATTR_UIDGID) { | |
121 | st->st_uid = a->uid; | |
122 | st->st_gid = a->gid; | |
123 | } | |
124 | if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) | |
125 | st->st_mode = a->perm; | |
126 | if (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME) { | |
127 | st->st_atime = a->atime; | |
128 | st->st_mtime = a->mtime; | |
129 | } | |
130 | } | |
131 | ||
396c147e | 132 | static int |
133 | fudge_lstat(const char *path, struct stat *st) | |
2e4fb373 | 134 | { |
135 | Attrib *a; | |
136 | ||
d50d9b63 | 137 | if (!(a = do_lstat(cur.fd_in, cur.fd_out, (char*)path, 0))) |
2e4fb373 | 138 | return(-1); |
139 | ||
140 | attrib_to_stat(a, st); | |
141 | ||
142 | return(0); | |
143 | } | |
144 | ||
396c147e | 145 | static int |
146 | fudge_stat(const char *path, struct stat *st) | |
2e4fb373 | 147 | { |
148 | Attrib *a; | |
149 | ||
d50d9b63 | 150 | if (!(a = do_stat(cur.fd_in, cur.fd_out, (char*)path, 0))) |
2e4fb373 | 151 | return(-1); |
152 | ||
153 | attrib_to_stat(a, st); | |
154 | ||
155 | return(0); | |
156 | } | |
157 | ||
158 | int | |
cd332296 | 159 | remote_glob(int fd_in, int fd_out, const char *pattern, int flags, |
ec1f12d3 | 160 | int (*errfunc)(const char *, int), glob_t *pglob) |
2e4fb373 | 161 | { |
162 | pglob->gl_opendir = (void*)fudge_opendir; | |
163 | pglob->gl_readdir = (void*)fudge_readdir; | |
164 | pglob->gl_closedir = (void*)fudge_closedir; | |
165 | pglob->gl_lstat = fudge_lstat; | |
166 | pglob->gl_stat = fudge_stat; | |
167 | ||
168 | memset(&cur, 0, sizeof(cur)); | |
169 | cur.fd_in = fd_in; | |
170 | cur.fd_out = fd_out; | |
171 | ||
cd332296 | 172 | return(glob(pattern, flags | GLOB_ALTDIRFUNC, (void*)errfunc, |
2e4fb373 | 173 | pglob)); |
174 | } |