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Annotation of src/usr.bin/ssh/sftp-glob.c, Revision 1.23

1.23    ! djm         1: /* $OpenBSD: sftp-glob.c,v 1.22 2006/08/03 03:34:42 deraadt Exp $ */
1.1       djm         2: /*
1.14      djm         3:  * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org>
1.1       djm         4:  *
1.14      djm         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.
1.1       djm         8:  *
1.14      djm         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.
1.1       djm        16:  */
                     17:
1.17      stevesk    18: #include <sys/types.h>
                     19: #include <sys/stat.h>
1.1       djm        20:
1.16      stevesk    21: #include <dirent.h>
1.1       djm        22: #include <glob.h>
1.21      stevesk    23: #include <string.h>
1.1       djm        24:
                     25: #include "xmalloc.h"
                     26: #include "sftp.h"
1.22      deraadt    27: #include "buffer.h"
1.1       djm        28: #include "sftp-common.h"
                     29: #include "sftp-client.h"
1.15      djm        30:
                     31: int remote_glob(struct sftp_conn *, const char *, int,
                     32:     int (*)(const char *, int), glob_t *);
1.1       djm        33:
                     34: struct SFTP_OPENDIR {
                     35:        SFTP_DIRENT **dir;
                     36:        int offset;
                     37: };
                     38:
                     39: static struct {
1.10      djm        40:        struct sftp_conn *conn;
1.1       djm        41: } cur;
                     42:
1.6       itojun     43: static void *
                     44: fudge_opendir(const char *path)
1.1       djm        45: {
                     46:        struct SFTP_OPENDIR *r;
1.9       deraadt    47:
1.1       djm        48:        r = xmalloc(sizeof(*r));
1.9       deraadt    49:
1.12      deraadt    50:        if (do_readdir(cur.conn, (char *)path, &r->dir)) {
                     51:                xfree(r);
1.1       djm        52:                return(NULL);
1.12      deraadt    53:        }
1.1       djm        54:
                     55:        r->offset = 0;
                     56:
1.11      deraadt    57:        return((void *)r);
1.1       djm        58: }
                     59:
1.6       itojun     60: static struct dirent *
                     61: fudge_readdir(struct SFTP_OPENDIR *od)
1.1       djm        62: {
                     63:        static struct dirent ret;
1.9       deraadt    64:
1.1       djm        65:        if (od->dir[od->offset] == NULL)
                     66:                return(NULL);
                     67:
                     68:        memset(&ret, 0, sizeof(ret));
1.4       markus     69:        strlcpy(ret.d_name, od->dir[od->offset++]->filename,
1.1       djm        70:            sizeof(ret.d_name));
                     71:
                     72:        return(&ret);
                     73: }
                     74:
1.6       itojun     75: static void
                     76: fudge_closedir(struct SFTP_OPENDIR *od)
1.1       djm        77: {
                     78:        free_sftp_dirents(od->dir);
1.3       stevesk    79:        xfree(od);
1.1       djm        80: }
                     81:
1.6       itojun     82: static int
                     83: fudge_lstat(const char *path, struct stat *st)
1.1       djm        84: {
                     85:        Attrib *a;
1.9       deraadt    86:
1.23    ! djm        87:        if (!(a = do_lstat(cur.conn, (char *)path, 1)))
1.1       djm        88:                return(-1);
1.9       deraadt    89:
1.1       djm        90:        attrib_to_stat(a, st);
1.9       deraadt    91:
1.1       djm        92:        return(0);
                     93: }
                     94:
1.6       itojun     95: static int
                     96: fudge_stat(const char *path, struct stat *st)
1.1       djm        97: {
                     98:        Attrib *a;
1.9       deraadt    99:
1.23    ! djm       100:        if (!(a = do_stat(cur.conn, (char *)path, 1)))
1.1       djm       101:                return(-1);
1.9       deraadt   102:
1.1       djm       103:        attrib_to_stat(a, st);
1.9       deraadt   104:
1.1       djm       105:        return(0);
                    106: }
                    107:
                    108: int
1.10      djm       109: remote_glob(struct sftp_conn *conn, const char *pattern, int flags,
1.5       markus    110:     int (*errfunc)(const char *, int), glob_t *pglob)
1.1       djm       111: {
1.7       espie     112:        pglob->gl_opendir = fudge_opendir;
                    113:        pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir;
                    114:        pglob->gl_closedir = (void (*)(void *))fudge_closedir;
1.1       djm       115:        pglob->gl_lstat = fudge_lstat;
                    116:        pglob->gl_stat = fudge_stat;
1.9       deraadt   117:
1.1       djm       118:        memset(&cur, 0, sizeof(cur));
1.10      djm       119:        cur.conn = conn;
1.1       djm       120:
1.10      djm       121:        return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob));
1.1       djm       122: }