1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 3*0Sstevel@tonic-gate * Use is subject to license terms. 4*0Sstevel@tonic-gate */ 5*0Sstevel@tonic-gate /* 6*0Sstevel@tonic-gate * Copyright (c) 2001,2002 Damien Miller. All rights reserved. 7*0Sstevel@tonic-gate * 8*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without 9*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions 10*0Sstevel@tonic-gate * are met: 11*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the above copyright 12*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer. 13*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright 14*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the 15*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution. 16*0Sstevel@tonic-gate * 17*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18*0Sstevel@tonic-gate * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19*0Sstevel@tonic-gate * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20*0Sstevel@tonic-gate * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21*0Sstevel@tonic-gate * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22*0Sstevel@tonic-gate * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23*0Sstevel@tonic-gate * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24*0Sstevel@tonic-gate * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25*0Sstevel@tonic-gate * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26*0Sstevel@tonic-gate * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27*0Sstevel@tonic-gate */ 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include "includes.h" 30*0Sstevel@tonic-gate RCSID("$OpenBSD: sftp-glob.c,v 1.13 2002/09/11 22:41:50 djm Exp $"); 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #include "buffer.h" 35*0Sstevel@tonic-gate #include "bufaux.h" 36*0Sstevel@tonic-gate #include "xmalloc.h" 37*0Sstevel@tonic-gate #include "log.h" 38*0Sstevel@tonic-gate 39*0Sstevel@tonic-gate #include "sftp.h" 40*0Sstevel@tonic-gate #include "sftp-common.h" 41*0Sstevel@tonic-gate #include "sftp-client.h" 42*0Sstevel@tonic-gate #include "sftp-glob.h" 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate struct SFTP_OPENDIR { 45*0Sstevel@tonic-gate SFTP_DIRENT **dir; 46*0Sstevel@tonic-gate int offset; 47*0Sstevel@tonic-gate }; 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate static struct { 50*0Sstevel@tonic-gate struct sftp_conn *conn; 51*0Sstevel@tonic-gate } cur; 52*0Sstevel@tonic-gate 53*0Sstevel@tonic-gate static void * 54*0Sstevel@tonic-gate fudge_opendir(const char *path) 55*0Sstevel@tonic-gate { 56*0Sstevel@tonic-gate struct SFTP_OPENDIR *r; 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate r = xmalloc(sizeof(*r)); 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate if (do_readdir(cur.conn, (char *)path, &r->dir)) { 61*0Sstevel@tonic-gate xfree(r); 62*0Sstevel@tonic-gate return(NULL); 63*0Sstevel@tonic-gate } 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate r->offset = 0; 66*0Sstevel@tonic-gate 67*0Sstevel@tonic-gate return((void *)r); 68*0Sstevel@tonic-gate } 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate static struct dirent * 71*0Sstevel@tonic-gate fudge_readdir(struct SFTP_OPENDIR *od) 72*0Sstevel@tonic-gate { 73*0Sstevel@tonic-gate /* Solaris needs sizeof(dirent) + path length (see below) */ 74*0Sstevel@tonic-gate static union { 75*0Sstevel@tonic-gate char buf_chars[sizeof (struct dirent) + MAXPATHLEN]; 76*0Sstevel@tonic-gate struct dirent buf_dirent; 77*0Sstevel@tonic-gate } buf; 78*0Sstevel@tonic-gate struct dirent *ret = &buf.buf_dirent; 79*0Sstevel@tonic-gate #ifdef __GNU_LIBRARY__ 80*0Sstevel@tonic-gate static int inum = 1; 81*0Sstevel@tonic-gate #endif /* __GNU_LIBRARY__ */ 82*0Sstevel@tonic-gate 83*0Sstevel@tonic-gate if (od->dir[od->offset] == NULL) 84*0Sstevel@tonic-gate return(NULL); 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate memset(buf.buf_chars, 0, sizeof (buf.buf_chars)); 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate /* 89*0Sstevel@tonic-gate * Solaris defines dirent->d_name as a one byte array and expects 90*0Sstevel@tonic-gate * you to hack around it. 91*0Sstevel@tonic-gate */ 92*0Sstevel@tonic-gate #ifdef BROKEN_ONE_BYTE_DIRENT_D_NAME 93*0Sstevel@tonic-gate strlcpy(ret->d_name, od->dir[od->offset++]->filename, MAXPATHLEN); 94*0Sstevel@tonic-gate #else 95*0Sstevel@tonic-gate strlcpy(ret->d_name, od->dir[od->offset++]->filename, 96*0Sstevel@tonic-gate sizeof(ret->d_name)); 97*0Sstevel@tonic-gate #endif 98*0Sstevel@tonic-gate #ifdef __GNU_LIBRARY__ 99*0Sstevel@tonic-gate /* 100*0Sstevel@tonic-gate * Idiot glibc uses extensions to struct dirent for readdir with 101*0Sstevel@tonic-gate * ALTDIRFUNCs. Not that this is documented anywhere but the 102*0Sstevel@tonic-gate * source... Fake an inode number to appease it. 103*0Sstevel@tonic-gate */ 104*0Sstevel@tonic-gate ret->d_ino = inum++; 105*0Sstevel@tonic-gate if (!inum) 106*0Sstevel@tonic-gate inum = 1; 107*0Sstevel@tonic-gate #endif /* __GNU_LIBRARY__ */ 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate return(ret); 110*0Sstevel@tonic-gate } 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate static void 113*0Sstevel@tonic-gate fudge_closedir(struct SFTP_OPENDIR *od) 114*0Sstevel@tonic-gate { 115*0Sstevel@tonic-gate free_sftp_dirents(od->dir); 116*0Sstevel@tonic-gate xfree(od); 117*0Sstevel@tonic-gate } 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate static int 120*0Sstevel@tonic-gate fudge_lstat(const char *path, struct stat *st) 121*0Sstevel@tonic-gate { 122*0Sstevel@tonic-gate Attrib *a; 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate if (!(a = do_lstat(cur.conn, (char *)path, 0))) 125*0Sstevel@tonic-gate return(-1); 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate attrib_to_stat(a, st); 128*0Sstevel@tonic-gate 129*0Sstevel@tonic-gate return(0); 130*0Sstevel@tonic-gate } 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate static int 133*0Sstevel@tonic-gate fudge_stat(const char *path, struct stat *st) 134*0Sstevel@tonic-gate { 135*0Sstevel@tonic-gate Attrib *a; 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate if (!(a = do_stat(cur.conn, (char *)path, 0))) 138*0Sstevel@tonic-gate return(-1); 139*0Sstevel@tonic-gate 140*0Sstevel@tonic-gate attrib_to_stat(a, st); 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate return(0); 143*0Sstevel@tonic-gate } 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate int 146*0Sstevel@tonic-gate remote_glob(struct sftp_conn *conn, const char *pattern, int flags, 147*0Sstevel@tonic-gate int (*errfunc)(const char *, int), glob_t *pglob) 148*0Sstevel@tonic-gate { 149*0Sstevel@tonic-gate pglob->gl_opendir = fudge_opendir; 150*0Sstevel@tonic-gate pglob->gl_readdir = (struct dirent *(*)(void *))fudge_readdir; 151*0Sstevel@tonic-gate pglob->gl_closedir = (void (*)(void *))fudge_closedir; 152*0Sstevel@tonic-gate pglob->gl_lstat = fudge_lstat; 153*0Sstevel@tonic-gate pglob->gl_stat = fudge_stat; 154*0Sstevel@tonic-gate 155*0Sstevel@tonic-gate memset(&cur, 0, sizeof(cur)); 156*0Sstevel@tonic-gate cur.conn = conn; 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate return(glob(pattern, flags | GLOB_ALTDIRFUNC, errfunc, pglob)); 159*0Sstevel@tonic-gate } 160