Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1 | /* $OpenBSD: sftp-client.c,v 1.93 2010/09/22 22:58:51 djm Exp $ */ |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 2 | /* |
Damien Miller | 4e60ed7 | 2004-02-17 17:07:59 +1100 | [diff] [blame] | 3 | * Copyright (c) 2001-2004 Damien Miller <djm@openbsd.org> |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 4 | * |
Damien Miller | 4e60ed7 | 2004-02-17 17:07:59 +1100 | [diff] [blame] | 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. |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 8 | * |
Damien Miller | 4e60ed7 | 2004-02-17 17:07:59 +1100 | [diff] [blame] | 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. |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 16 | */ |
| 17 | |
| 18 | /* XXX: memleaks */ |
| 19 | /* XXX: signed vs unsigned */ |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 20 | /* XXX: remove all logging, only return status codes */ |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 21 | /* XXX: copy between two remote sites */ |
| 22 | |
| 23 | #include "includes.h" |
Damien Miller | f17883e | 2006-03-15 11:45:54 +1100 | [diff] [blame] | 24 | |
| 25 | #include <sys/types.h> |
Damien Miller | 8dbffe7 | 2006-08-05 11:02:17 +1000 | [diff] [blame] | 26 | #include <sys/param.h> |
Darren Tucker | 5b2e2ba | 2008-06-08 09:25:28 +1000 | [diff] [blame] | 27 | #ifdef HAVE_SYS_STATVFS_H |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 28 | #include <sys/statvfs.h> |
Darren Tucker | 5b2e2ba | 2008-06-08 09:25:28 +1000 | [diff] [blame] | 29 | #endif |
Damien Miller | d783435 | 2006-08-05 12:39:39 +1000 | [diff] [blame] | 30 | #include "openbsd-compat/sys-queue.h" |
Damien Miller | f17883e | 2006-03-15 11:45:54 +1100 | [diff] [blame] | 31 | #ifdef HAVE_SYS_STAT_H |
| 32 | # include <sys/stat.h> |
| 33 | #endif |
Damien Miller | 9aec919 | 2006-08-05 10:57:45 +1000 | [diff] [blame] | 34 | #ifdef HAVE_SYS_TIME_H |
| 35 | # include <sys/time.h> |
| 36 | #endif |
Damien Miller | d783435 | 2006-08-05 12:39:39 +1000 | [diff] [blame] | 37 | #include <sys/uio.h> |
Damien Miller | 57cf638 | 2006-07-10 21:13:46 +1000 | [diff] [blame] | 38 | |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 39 | #include <dirent.h> |
Darren Tucker | 3997249 | 2006-07-12 22:22:46 +1000 | [diff] [blame] | 40 | #include <errno.h> |
Damien Miller | 57cf638 | 2006-07-10 21:13:46 +1000 | [diff] [blame] | 41 | #include <fcntl.h> |
| 42 | #include <signal.h> |
Damien Miller | d783435 | 2006-08-05 12:39:39 +1000 | [diff] [blame] | 43 | #include <stdarg.h> |
Damien Miller | a7a73ee | 2006-08-05 11:37:59 +1000 | [diff] [blame] | 44 | #include <stdio.h> |
Damien Miller | e3476ed | 2006-07-24 14:13:33 +1000 | [diff] [blame] | 45 | #include <string.h> |
Damien Miller | e6b3b61 | 2006-07-24 14:01:23 +1000 | [diff] [blame] | 46 | #include <unistd.h> |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 47 | |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 48 | #include "xmalloc.h" |
Damien Miller | d783435 | 2006-08-05 12:39:39 +1000 | [diff] [blame] | 49 | #include "buffer.h" |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 50 | #include "log.h" |
| 51 | #include "atomicio.h" |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 52 | #include "progressmeter.h" |
Damien Miller | 3f94188 | 2006-03-31 23:13:02 +1100 | [diff] [blame] | 53 | #include "misc.h" |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 54 | |
| 55 | #include "sftp.h" |
| 56 | #include "sftp-common.h" |
| 57 | #include "sftp-client.h" |
| 58 | |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 59 | extern volatile sig_atomic_t interrupted; |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 60 | extern int showprogress; |
| 61 | |
Damien Miller | 0c8d8f6 | 2006-03-15 11:34:25 +1100 | [diff] [blame] | 62 | /* Minimum amount of data to read at a time */ |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 63 | #define MIN_READ_SIZE 512 |
| 64 | |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 65 | /* Maximum depth to descend in directory trees */ |
| 66 | #define MAX_DIR_DEPTH 64 |
| 67 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 68 | struct sftp_conn { |
| 69 | int fd_in; |
| 70 | int fd_out; |
| 71 | u_int transfer_buflen; |
| 72 | u_int num_requests; |
| 73 | u_int version; |
| 74 | u_int msg_id; |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 75 | #define SFTP_EXT_POSIX_RENAME 0x00000001 |
| 76 | #define SFTP_EXT_STATVFS 0x00000002 |
| 77 | #define SFTP_EXT_FSTATVFS 0x00000004 |
Damien Miller | 7a3e1d0 | 2008-03-27 10:59:57 +1100 | [diff] [blame] | 78 | u_int exts; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 79 | u_int64_t limit_kbps; |
| 80 | struct bwlimit bwlimit_in, bwlimit_out; |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 81 | }; |
Ben Lindstrom | 288cc39 | 2001-02-09 02:58:04 +0000 | [diff] [blame] | 82 | |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 83 | static char * |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 84 | get_handle(struct sftp_conn *conn, u_int expected_id, u_int *len, |
| 85 | const char *errfmt, ...) __attribute__((format(printf, 4, 5))); |
| 86 | |
| 87 | /* ARGSUSED */ |
| 88 | static int |
| 89 | sftpio(void *_bwlimit, size_t amount) |
| 90 | { |
| 91 | struct bwlimit *bwlimit = (struct bwlimit *)_bwlimit; |
| 92 | |
| 93 | bandwidth_limit(bwlimit, amount); |
| 94 | return 0; |
| 95 | } |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 96 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 97 | static void |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 98 | send_msg(struct sftp_conn *conn, Buffer *m) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 99 | { |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 100 | u_char mlen[4]; |
Damien Miller | 58ca98b | 2006-04-23 12:06:35 +1000 | [diff] [blame] | 101 | struct iovec iov[2]; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 102 | |
Damien Miller | 5444618 | 2006-01-02 23:40:50 +1100 | [diff] [blame] | 103 | if (buffer_len(m) > SFTP_MAX_MSG_LENGTH) |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 104 | fatal("Outbound message too long %u", buffer_len(m)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 105 | |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 106 | /* Send length first */ |
Damien Miller | 3f94188 | 2006-03-31 23:13:02 +1100 | [diff] [blame] | 107 | put_u32(mlen, buffer_len(m)); |
Damien Miller | 58ca98b | 2006-04-23 12:06:35 +1000 | [diff] [blame] | 108 | iov[0].iov_base = mlen; |
| 109 | iov[0].iov_len = sizeof(mlen); |
| 110 | iov[1].iov_base = buffer_ptr(m); |
| 111 | iov[1].iov_len = buffer_len(m); |
Damien Miller | d783435 | 2006-08-05 12:39:39 +1000 | [diff] [blame] | 112 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 113 | if (atomiciov6(writev, conn->fd_out, iov, 2, |
| 114 | conn->limit_kbps > 0 ? sftpio : NULL, &conn->bwlimit_out) != |
| 115 | buffer_len(m) + sizeof(mlen)) |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 116 | fatal("Couldn't send packet: %s", strerror(errno)); |
| 117 | |
| 118 | buffer_clear(m); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 119 | } |
| 120 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 121 | static void |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 122 | get_msg(struct sftp_conn *conn, Buffer *m) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 123 | { |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 124 | u_int msg_len; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 125 | |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 126 | buffer_append_space(m, 4); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 127 | if (atomicio6(read, conn->fd_in, buffer_ptr(m), 4, |
| 128 | conn->limit_kbps > 0 ? sftpio : NULL, &conn->bwlimit_in) != 4) { |
Damien Miller | b253cc4 | 2005-05-26 12:23:44 +1000 | [diff] [blame] | 129 | if (errno == EPIPE) |
| 130 | fatal("Connection closed"); |
| 131 | else |
| 132 | fatal("Couldn't read packet: %s", strerror(errno)); |
| 133 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 134 | |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 135 | msg_len = buffer_get_int(m); |
Damien Miller | 5444618 | 2006-01-02 23:40:50 +1100 | [diff] [blame] | 136 | if (msg_len > SFTP_MAX_MSG_LENGTH) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 137 | fatal("Received message too long %u", msg_len); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 138 | |
Damien Miller | a7f3aaa | 2003-01-10 21:43:58 +1100 | [diff] [blame] | 139 | buffer_append_space(m, msg_len); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 140 | if (atomicio6(read, conn->fd_in, buffer_ptr(m), msg_len, |
| 141 | conn->limit_kbps > 0 ? sftpio : NULL, &conn->bwlimit_in) |
| 142 | != msg_len) { |
Damien Miller | b253cc4 | 2005-05-26 12:23:44 +1000 | [diff] [blame] | 143 | if (errno == EPIPE) |
| 144 | fatal("Connection closed"); |
| 145 | else |
| 146 | fatal("Read packet: %s", strerror(errno)); |
| 147 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 148 | } |
| 149 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 150 | static void |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 151 | send_string_request(struct sftp_conn *conn, u_int id, u_int code, char *s, |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 152 | u_int len) |
| 153 | { |
| 154 | Buffer msg; |
| 155 | |
| 156 | buffer_init(&msg); |
| 157 | buffer_put_char(&msg, code); |
| 158 | buffer_put_int(&msg, id); |
| 159 | buffer_put_string(&msg, s, len); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 160 | send_msg(conn, &msg); |
| 161 | debug3("Sent message fd %d T:%u I:%u", conn->fd_out, code, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 162 | buffer_free(&msg); |
| 163 | } |
| 164 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 165 | static void |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 166 | send_string_attrs_request(struct sftp_conn *conn, u_int id, u_int code, |
| 167 | char *s, u_int len, Attrib *a) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 168 | { |
| 169 | Buffer msg; |
| 170 | |
| 171 | buffer_init(&msg); |
| 172 | buffer_put_char(&msg, code); |
| 173 | buffer_put_int(&msg, id); |
| 174 | buffer_put_string(&msg, s, len); |
| 175 | encode_attrib(&msg, a); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 176 | send_msg(conn, &msg); |
| 177 | debug3("Sent message fd %d T:%u I:%u", conn->fd_out, code, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 178 | buffer_free(&msg); |
| 179 | } |
| 180 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 181 | static u_int |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 182 | get_status(struct sftp_conn *conn, u_int expected_id) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 183 | { |
| 184 | Buffer msg; |
| 185 | u_int type, id, status; |
| 186 | |
| 187 | buffer_init(&msg); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 188 | get_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 189 | type = buffer_get_char(&msg); |
| 190 | id = buffer_get_int(&msg); |
| 191 | |
| 192 | if (id != expected_id) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 193 | fatal("ID mismatch (%u != %u)", id, expected_id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 194 | if (type != SSH2_FXP_STATUS) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 195 | fatal("Expected SSH2_FXP_STATUS(%u) packet, got %u", |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 196 | SSH2_FXP_STATUS, type); |
| 197 | |
| 198 | status = buffer_get_int(&msg); |
| 199 | buffer_free(&msg); |
| 200 | |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 201 | debug3("SSH2_FXP_STATUS %u", status); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 202 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 203 | return status; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 204 | } |
| 205 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 206 | static char * |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 207 | get_handle(struct sftp_conn *conn, u_int expected_id, u_int *len, |
| 208 | const char *errfmt, ...) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 209 | { |
| 210 | Buffer msg; |
| 211 | u_int type, id; |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 212 | char *handle, errmsg[256]; |
| 213 | va_list args; |
| 214 | int status; |
| 215 | |
| 216 | va_start(args, errfmt); |
| 217 | if (errfmt != NULL) |
| 218 | vsnprintf(errmsg, sizeof(errmsg), errfmt, args); |
| 219 | va_end(args); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 220 | |
| 221 | buffer_init(&msg); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 222 | get_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 223 | type = buffer_get_char(&msg); |
| 224 | id = buffer_get_int(&msg); |
| 225 | |
| 226 | if (id != expected_id) |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 227 | fatal("%s: ID mismatch (%u != %u)", |
| 228 | errfmt == NULL ? __func__ : errmsg, id, expected_id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 229 | if (type == SSH2_FXP_STATUS) { |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 230 | status = buffer_get_int(&msg); |
| 231 | if (errfmt != NULL) |
| 232 | error("%s: %s", errmsg, fx2txt(status)); |
Darren Tucker | cd516ef | 2004-12-06 22:43:43 +1100 | [diff] [blame] | 233 | buffer_free(&msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 234 | return(NULL); |
| 235 | } else if (type != SSH2_FXP_HANDLE) |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 236 | fatal("%s: Expected SSH2_FXP_HANDLE(%u) packet, got %u", |
| 237 | errfmt == NULL ? __func__ : errmsg, SSH2_FXP_HANDLE, type); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 238 | |
| 239 | handle = buffer_get_string(&msg, len); |
| 240 | buffer_free(&msg); |
| 241 | |
| 242 | return(handle); |
| 243 | } |
| 244 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 245 | static Attrib * |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 246 | get_decode_stat(struct sftp_conn *conn, u_int expected_id, int quiet) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 247 | { |
| 248 | Buffer msg; |
| 249 | u_int type, id; |
| 250 | Attrib *a; |
| 251 | |
| 252 | buffer_init(&msg); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 253 | get_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 254 | |
| 255 | type = buffer_get_char(&msg); |
| 256 | id = buffer_get_int(&msg); |
| 257 | |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 258 | debug3("Received stat reply T:%u I:%u", type, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 259 | if (id != expected_id) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 260 | fatal("ID mismatch (%u != %u)", id, expected_id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 261 | if (type == SSH2_FXP_STATUS) { |
| 262 | int status = buffer_get_int(&msg); |
| 263 | |
Ben Lindstrom | c8d1c30 | 2001-03-17 00:34:46 +0000 | [diff] [blame] | 264 | if (quiet) |
| 265 | debug("Couldn't stat remote file: %s", fx2txt(status)); |
| 266 | else |
| 267 | error("Couldn't stat remote file: %s", fx2txt(status)); |
Darren Tucker | cd516ef | 2004-12-06 22:43:43 +1100 | [diff] [blame] | 268 | buffer_free(&msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 269 | return(NULL); |
| 270 | } else if (type != SSH2_FXP_ATTRS) { |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 271 | fatal("Expected SSH2_FXP_ATTRS(%u) packet, got %u", |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 272 | SSH2_FXP_ATTRS, type); |
| 273 | } |
| 274 | a = decode_attrib(&msg); |
| 275 | buffer_free(&msg); |
| 276 | |
| 277 | return(a); |
| 278 | } |
| 279 | |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 280 | static int |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 281 | get_decode_statvfs(struct sftp_conn *conn, struct sftp_statvfs *st, |
| 282 | u_int expected_id, int quiet) |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 283 | { |
| 284 | Buffer msg; |
| 285 | u_int type, id, flag; |
| 286 | |
| 287 | buffer_init(&msg); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 288 | get_msg(conn, &msg); |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 289 | |
| 290 | type = buffer_get_char(&msg); |
| 291 | id = buffer_get_int(&msg); |
| 292 | |
| 293 | debug3("Received statvfs reply T:%u I:%u", type, id); |
| 294 | if (id != expected_id) |
| 295 | fatal("ID mismatch (%u != %u)", id, expected_id); |
| 296 | if (type == SSH2_FXP_STATUS) { |
| 297 | int status = buffer_get_int(&msg); |
| 298 | |
| 299 | if (quiet) |
| 300 | debug("Couldn't statvfs: %s", fx2txt(status)); |
| 301 | else |
| 302 | error("Couldn't statvfs: %s", fx2txt(status)); |
| 303 | buffer_free(&msg); |
| 304 | return -1; |
| 305 | } else if (type != SSH2_FXP_EXTENDED_REPLY) { |
| 306 | fatal("Expected SSH2_FXP_EXTENDED_REPLY(%u) packet, got %u", |
| 307 | SSH2_FXP_EXTENDED_REPLY, type); |
| 308 | } |
| 309 | |
| 310 | bzero(st, sizeof(*st)); |
Darren Tucker | 7b59889 | 2008-06-09 22:49:36 +1000 | [diff] [blame] | 311 | st->f_bsize = buffer_get_int64(&msg); |
| 312 | st->f_frsize = buffer_get_int64(&msg); |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 313 | st->f_blocks = buffer_get_int64(&msg); |
| 314 | st->f_bfree = buffer_get_int64(&msg); |
| 315 | st->f_bavail = buffer_get_int64(&msg); |
| 316 | st->f_files = buffer_get_int64(&msg); |
| 317 | st->f_ffree = buffer_get_int64(&msg); |
| 318 | st->f_favail = buffer_get_int64(&msg); |
Darren Tucker | 294b841 | 2008-06-08 12:57:08 +1000 | [diff] [blame] | 319 | st->f_fsid = buffer_get_int64(&msg); |
Darren Tucker | 7b59889 | 2008-06-09 22:49:36 +1000 | [diff] [blame] | 320 | flag = buffer_get_int64(&msg); |
| 321 | st->f_namemax = buffer_get_int64(&msg); |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 322 | |
| 323 | st->f_flag = (flag & SSH2_FXE_STATVFS_ST_RDONLY) ? ST_RDONLY : 0; |
| 324 | st->f_flag |= (flag & SSH2_FXE_STATVFS_ST_NOSUID) ? ST_NOSUID : 0; |
| 325 | |
| 326 | buffer_free(&msg); |
| 327 | |
| 328 | return 0; |
| 329 | } |
| 330 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 331 | struct sftp_conn * |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 332 | do_init(int fd_in, int fd_out, u_int transfer_buflen, u_int num_requests, |
| 333 | u_int64_t limit_kbps) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 334 | { |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 335 | u_int type; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 336 | Buffer msg; |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 337 | struct sftp_conn *ret; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 338 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 339 | ret = xmalloc(sizeof(*ret)); |
| 340 | ret->fd_in = fd_in; |
| 341 | ret->fd_out = fd_out; |
| 342 | ret->transfer_buflen = transfer_buflen; |
| 343 | ret->num_requests = num_requests; |
| 344 | ret->exts = 0; |
| 345 | ret->limit_kbps = 0; |
| 346 | |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 347 | buffer_init(&msg); |
| 348 | buffer_put_char(&msg, SSH2_FXP_INIT); |
| 349 | buffer_put_int(&msg, SSH2_FILEXFER_VERSION); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 350 | send_msg(ret, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 351 | |
| 352 | buffer_clear(&msg); |
| 353 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 354 | get_msg(ret, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 355 | |
Kevin Steves | ef4eea9 | 2001-02-05 12:42:17 +0000 | [diff] [blame] | 356 | /* Expecting a VERSION reply */ |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 357 | if ((type = buffer_get_char(&msg)) != SSH2_FXP_VERSION) { |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 358 | error("Invalid packet back from SSH2_FXP_INIT (type %u)", |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 359 | type); |
| 360 | buffer_free(&msg); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 361 | return(NULL); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 362 | } |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 363 | ret->version = buffer_get_int(&msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 364 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 365 | debug2("Remote version: %u", ret->version); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 366 | |
| 367 | /* Check for extensions */ |
| 368 | while (buffer_len(&msg) > 0) { |
| 369 | char *name = buffer_get_string(&msg, NULL); |
| 370 | char *value = buffer_get_string(&msg, NULL); |
Darren Tucker | a64ab33 | 2008-06-13 07:01:29 +1000 | [diff] [blame] | 371 | int known = 0; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 372 | |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 373 | if (strcmp(name, "posix-rename@openssh.com") == 0 && |
Darren Tucker | a64ab33 | 2008-06-13 07:01:29 +1000 | [diff] [blame] | 374 | strcmp(value, "1") == 0) { |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 375 | ret->exts |= SFTP_EXT_POSIX_RENAME; |
Darren Tucker | a64ab33 | 2008-06-13 07:01:29 +1000 | [diff] [blame] | 376 | known = 1; |
| 377 | } else if (strcmp(name, "statvfs@openssh.com") == 0 && |
| 378 | strcmp(value, "2") == 0) { |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 379 | ret->exts |= SFTP_EXT_STATVFS; |
Darren Tucker | a64ab33 | 2008-06-13 07:01:29 +1000 | [diff] [blame] | 380 | known = 1; |
| 381 | } if (strcmp(name, "fstatvfs@openssh.com") == 0 && |
| 382 | strcmp(value, "2") == 0) { |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 383 | ret->exts |= SFTP_EXT_FSTATVFS; |
Darren Tucker | a64ab33 | 2008-06-13 07:01:29 +1000 | [diff] [blame] | 384 | known = 1; |
| 385 | } |
| 386 | if (known) { |
| 387 | debug2("Server supports extension \"%s\" revision %s", |
| 388 | name, value); |
| 389 | } else { |
| 390 | debug2("Unrecognised server extension \"%s\"", name); |
| 391 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 392 | xfree(name); |
| 393 | xfree(value); |
| 394 | } |
| 395 | |
| 396 | buffer_free(&msg); |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 397 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 398 | /* Some filexfer v.0 servers don't support large packets */ |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 399 | if (ret->version == 0) |
Ben Lindstrom | a1d8114 | 2002-04-02 20:58:11 +0000 | [diff] [blame] | 400 | ret->transfer_buflen = MIN(ret->transfer_buflen, 20480); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 401 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 402 | ret->limit_kbps = limit_kbps; |
| 403 | if (ret->limit_kbps > 0) { |
| 404 | bandwidth_limit_init(&ret->bwlimit_in, ret->limit_kbps, |
| 405 | ret->transfer_buflen); |
| 406 | bandwidth_limit_init(&ret->bwlimit_out, ret->limit_kbps, |
| 407 | ret->transfer_buflen); |
| 408 | } |
| 409 | |
| 410 | return ret; |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 411 | } |
| 412 | |
| 413 | u_int |
| 414 | sftp_proto_version(struct sftp_conn *conn) |
| 415 | { |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 416 | return conn->version; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 417 | } |
| 418 | |
| 419 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 420 | do_close(struct sftp_conn *conn, char *handle, u_int handle_len) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 421 | { |
| 422 | u_int id, status; |
| 423 | Buffer msg; |
| 424 | |
| 425 | buffer_init(&msg); |
| 426 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 427 | id = conn->msg_id++; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 428 | buffer_put_char(&msg, SSH2_FXP_CLOSE); |
| 429 | buffer_put_int(&msg, id); |
| 430 | buffer_put_string(&msg, handle, handle_len); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 431 | send_msg(conn, &msg); |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 432 | debug3("Sent message SSH2_FXP_CLOSE I:%u", id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 433 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 434 | status = get_status(conn, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 435 | if (status != SSH2_FX_OK) |
| 436 | error("Couldn't close file: %s", fx2txt(status)); |
| 437 | |
| 438 | buffer_free(&msg); |
| 439 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 440 | return status; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 441 | } |
| 442 | |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 443 | |
Ben Lindstrom | bba8121 | 2001-06-25 05:01:22 +0000 | [diff] [blame] | 444 | static int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 445 | do_lsreaddir(struct sftp_conn *conn, char *path, int printflag, |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 446 | SFTP_DIRENT ***dir) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 447 | { |
| 448 | Buffer msg; |
Damien Miller | eccb9de | 2005-06-17 12:59:34 +1000 | [diff] [blame] | 449 | u_int count, type, id, handle_len, i, expected_id, ents = 0; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 450 | char *handle; |
| 451 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 452 | id = conn->msg_id++; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 453 | |
| 454 | buffer_init(&msg); |
| 455 | buffer_put_char(&msg, SSH2_FXP_OPENDIR); |
| 456 | buffer_put_int(&msg, id); |
| 457 | buffer_put_cstring(&msg, path); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 458 | send_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 459 | |
| 460 | buffer_clear(&msg); |
| 461 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 462 | handle = get_handle(conn, id, &handle_len, |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 463 | "remote readdir(\"%s\")", path); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 464 | if (handle == NULL) |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 465 | return -1; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 466 | |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 467 | if (dir) { |
| 468 | ents = 0; |
| 469 | *dir = xmalloc(sizeof(**dir)); |
| 470 | (*dir)[0] = NULL; |
| 471 | } |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 472 | |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 473 | for (; !interrupted;) { |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 474 | id = expected_id = conn->msg_id++; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 475 | |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 476 | debug3("Sending SSH2_FXP_READDIR I:%u", id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 477 | |
| 478 | buffer_clear(&msg); |
| 479 | buffer_put_char(&msg, SSH2_FXP_READDIR); |
| 480 | buffer_put_int(&msg, id); |
| 481 | buffer_put_string(&msg, handle, handle_len); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 482 | send_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 483 | |
| 484 | buffer_clear(&msg); |
| 485 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 486 | get_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 487 | |
| 488 | type = buffer_get_char(&msg); |
| 489 | id = buffer_get_int(&msg); |
| 490 | |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 491 | debug3("Received reply T:%u I:%u", type, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 492 | |
| 493 | if (id != expected_id) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 494 | fatal("ID mismatch (%u != %u)", id, expected_id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 495 | |
| 496 | if (type == SSH2_FXP_STATUS) { |
| 497 | int status = buffer_get_int(&msg); |
| 498 | |
| 499 | debug3("Received SSH2_FXP_STATUS %d", status); |
| 500 | |
| 501 | if (status == SSH2_FX_EOF) { |
| 502 | break; |
| 503 | } else { |
| 504 | error("Couldn't read directory: %s", |
| 505 | fx2txt(status)); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 506 | do_close(conn, handle, handle_len); |
Damien Miller | 0011138 | 2003-03-10 11:21:17 +1100 | [diff] [blame] | 507 | xfree(handle); |
Ben Lindstrom | 10ac33f | 2001-02-10 21:53:40 +0000 | [diff] [blame] | 508 | return(status); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 509 | } |
| 510 | } else if (type != SSH2_FXP_NAME) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 511 | fatal("Expected SSH2_FXP_NAME(%u) packet, got %u", |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 512 | SSH2_FXP_NAME, type); |
| 513 | |
| 514 | count = buffer_get_int(&msg); |
Damien Miller | d7686fd | 2001-02-10 00:40:03 +1100 | [diff] [blame] | 515 | if (count == 0) |
| 516 | break; |
| 517 | debug3("Received %d SSH2_FXP_NAME responses", count); |
Damien Miller | 9f0f5c6 | 2001-12-21 14:45:46 +1100 | [diff] [blame] | 518 | for (i = 0; i < count; i++) { |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 519 | char *filename, *longname; |
| 520 | Attrib *a; |
| 521 | |
| 522 | filename = buffer_get_string(&msg, NULL); |
| 523 | longname = buffer_get_string(&msg, NULL); |
| 524 | a = decode_attrib(&msg); |
| 525 | |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 526 | if (printflag) |
| 527 | printf("%s\n", longname); |
| 528 | |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 529 | /* |
| 530 | * Directory entries should never contain '/' |
| 531 | * These can be used to attack recursive ops |
| 532 | * (e.g. send '../../../../etc/passwd') |
| 533 | */ |
| 534 | if (strchr(filename, '/') != NULL) { |
| 535 | error("Server sent suspect path \"%s\" " |
| 536 | "during readdir of \"%s\"", filename, path); |
| 537 | goto next; |
| 538 | } |
| 539 | |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 540 | if (dir) { |
Damien Miller | 3681209 | 2006-03-26 14:22:47 +1100 | [diff] [blame] | 541 | *dir = xrealloc(*dir, ents + 2, sizeof(**dir)); |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 542 | (*dir)[ents] = xmalloc(sizeof(***dir)); |
| 543 | (*dir)[ents]->filename = xstrdup(filename); |
| 544 | (*dir)[ents]->longname = xstrdup(longname); |
| 545 | memcpy(&(*dir)[ents]->a, a, sizeof(*a)); |
| 546 | (*dir)[++ents] = NULL; |
| 547 | } |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 548 | next: |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 549 | xfree(filename); |
| 550 | xfree(longname); |
| 551 | } |
| 552 | } |
| 553 | |
| 554 | buffer_free(&msg); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 555 | do_close(conn, handle, handle_len); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 556 | xfree(handle); |
| 557 | |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 558 | /* Don't return partial matches on interrupt */ |
| 559 | if (interrupted && dir != NULL && *dir != NULL) { |
| 560 | free_sftp_dirents(*dir); |
| 561 | *dir = xmalloc(sizeof(**dir)); |
| 562 | **dir = NULL; |
| 563 | } |
| 564 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 565 | return 0; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 566 | } |
| 567 | |
| 568 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 569 | do_readdir(struct sftp_conn *conn, char *path, SFTP_DIRENT ***dir) |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 570 | { |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 571 | return(do_lsreaddir(conn, path, 0, dir)); |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 572 | } |
| 573 | |
| 574 | void free_sftp_dirents(SFTP_DIRENT **s) |
| 575 | { |
| 576 | int i; |
Damien Miller | 9f0f5c6 | 2001-12-21 14:45:46 +1100 | [diff] [blame] | 577 | |
| 578 | for (i = 0; s[i]; i++) { |
Damien Miller | 4870afd | 2001-03-14 10:27:09 +1100 | [diff] [blame] | 579 | xfree(s[i]->filename); |
| 580 | xfree(s[i]->longname); |
| 581 | xfree(s[i]); |
| 582 | } |
| 583 | xfree(s); |
| 584 | } |
| 585 | |
| 586 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 587 | do_rm(struct sftp_conn *conn, char *path) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 588 | { |
| 589 | u_int status, id; |
| 590 | |
| 591 | debug2("Sending SSH2_FXP_REMOVE \"%s\"", path); |
| 592 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 593 | id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 594 | send_string_request(conn, id, SSH2_FXP_REMOVE, path, strlen(path)); |
| 595 | status = get_status(conn, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 596 | if (status != SSH2_FX_OK) |
| 597 | error("Couldn't delete file: %s", fx2txt(status)); |
| 598 | return(status); |
| 599 | } |
| 600 | |
| 601 | int |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 602 | do_mkdir(struct sftp_conn *conn, char *path, Attrib *a, int printflag) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 603 | { |
| 604 | u_int status, id; |
| 605 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 606 | id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 607 | send_string_attrs_request(conn, id, SSH2_FXP_MKDIR, path, |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 608 | strlen(path), a); |
| 609 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 610 | status = get_status(conn, id); |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 611 | if (status != SSH2_FX_OK && printflag) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 612 | error("Couldn't create directory: %s", fx2txt(status)); |
| 613 | |
| 614 | return(status); |
| 615 | } |
| 616 | |
| 617 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 618 | do_rmdir(struct sftp_conn *conn, char *path) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 619 | { |
| 620 | u_int status, id; |
| 621 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 622 | id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 623 | send_string_request(conn, id, SSH2_FXP_RMDIR, path, |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 624 | strlen(path)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 625 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 626 | status = get_status(conn, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 627 | if (status != SSH2_FX_OK) |
| 628 | error("Couldn't remove directory: %s", fx2txt(status)); |
| 629 | |
| 630 | return(status); |
| 631 | } |
| 632 | |
| 633 | Attrib * |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 634 | do_stat(struct sftp_conn *conn, char *path, int quiet) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 635 | { |
| 636 | u_int id; |
| 637 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 638 | id = conn->msg_id++; |
| 639 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 640 | send_string_request(conn, id, |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 641 | conn->version == 0 ? SSH2_FXP_STAT_VERSION_0 : SSH2_FXP_STAT, |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 642 | path, strlen(path)); |
| 643 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 644 | return(get_decode_stat(conn, id, quiet)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 645 | } |
| 646 | |
| 647 | Attrib * |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 648 | do_lstat(struct sftp_conn *conn, char *path, int quiet) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 649 | { |
| 650 | u_int id; |
| 651 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 652 | if (conn->version == 0) { |
| 653 | if (quiet) |
| 654 | debug("Server version does not support lstat operation"); |
| 655 | else |
Damien Miller | 996acd2 | 2003-04-09 20:59:48 +1000 | [diff] [blame] | 656 | logit("Server version does not support lstat operation"); |
Ben Lindstrom | f26ff5b | 2002-04-02 21:00:31 +0000 | [diff] [blame] | 657 | return(do_stat(conn, path, quiet)); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 658 | } |
| 659 | |
| 660 | id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 661 | send_string_request(conn, id, SSH2_FXP_LSTAT, path, |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 662 | strlen(path)); |
| 663 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 664 | return(get_decode_stat(conn, id, quiet)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 665 | } |
| 666 | |
Damien Miller | cfe23d3 | 2008-02-10 22:20:44 +1100 | [diff] [blame] | 667 | #ifdef notyet |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 668 | Attrib * |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 669 | do_fstat(struct sftp_conn *conn, char *handle, u_int handle_len, int quiet) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 670 | { |
| 671 | u_int id; |
| 672 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 673 | id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 674 | send_string_request(conn, id, SSH2_FXP_FSTAT, handle, |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 675 | handle_len); |
| 676 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 677 | return(get_decode_stat(conn, id, quiet)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 678 | } |
Damien Miller | cfe23d3 | 2008-02-10 22:20:44 +1100 | [diff] [blame] | 679 | #endif |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 680 | |
| 681 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 682 | do_setstat(struct sftp_conn *conn, char *path, Attrib *a) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 683 | { |
| 684 | u_int status, id; |
| 685 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 686 | id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 687 | send_string_attrs_request(conn, id, SSH2_FXP_SETSTAT, path, |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 688 | strlen(path), a); |
| 689 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 690 | status = get_status(conn, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 691 | if (status != SSH2_FX_OK) |
| 692 | error("Couldn't setstat on \"%s\": %s", path, |
| 693 | fx2txt(status)); |
| 694 | |
| 695 | return(status); |
| 696 | } |
| 697 | |
| 698 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 699 | do_fsetstat(struct sftp_conn *conn, char *handle, u_int handle_len, |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 700 | Attrib *a) |
| 701 | { |
| 702 | u_int status, id; |
| 703 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 704 | id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 705 | send_string_attrs_request(conn, id, SSH2_FXP_FSETSTAT, handle, |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 706 | handle_len, a); |
| 707 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 708 | status = get_status(conn, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 709 | if (status != SSH2_FX_OK) |
| 710 | error("Couldn't fsetstat: %s", fx2txt(status)); |
| 711 | |
| 712 | return(status); |
| 713 | } |
| 714 | |
| 715 | char * |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 716 | do_realpath(struct sftp_conn *conn, char *path) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 717 | { |
| 718 | Buffer msg; |
| 719 | u_int type, expected_id, count, id; |
| 720 | char *filename, *longname; |
| 721 | Attrib *a; |
| 722 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 723 | expected_id = id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 724 | send_string_request(conn, id, SSH2_FXP_REALPATH, path, |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 725 | strlen(path)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 726 | |
| 727 | buffer_init(&msg); |
| 728 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 729 | get_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 730 | type = buffer_get_char(&msg); |
| 731 | id = buffer_get_int(&msg); |
| 732 | |
| 733 | if (id != expected_id) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 734 | fatal("ID mismatch (%u != %u)", id, expected_id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 735 | |
| 736 | if (type == SSH2_FXP_STATUS) { |
| 737 | u_int status = buffer_get_int(&msg); |
| 738 | |
| 739 | error("Couldn't canonicalise: %s", fx2txt(status)); |
Damien Miller | 4956631 | 2010-06-26 09:38:23 +1000 | [diff] [blame] | 740 | buffer_free(&msg); |
| 741 | return NULL; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 742 | } else if (type != SSH2_FXP_NAME) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 743 | fatal("Expected SSH2_FXP_NAME(%u) packet, got %u", |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 744 | SSH2_FXP_NAME, type); |
| 745 | |
| 746 | count = buffer_get_int(&msg); |
| 747 | if (count != 1) |
| 748 | fatal("Got multiple names (%d) from SSH_FXP_REALPATH", count); |
| 749 | |
| 750 | filename = buffer_get_string(&msg, NULL); |
| 751 | longname = buffer_get_string(&msg, NULL); |
| 752 | a = decode_attrib(&msg); |
| 753 | |
| 754 | debug3("SSH_FXP_REALPATH %s -> %s", path, filename); |
| 755 | |
| 756 | xfree(longname); |
| 757 | |
| 758 | buffer_free(&msg); |
| 759 | |
| 760 | return(filename); |
| 761 | } |
| 762 | |
| 763 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 764 | do_rename(struct sftp_conn *conn, char *oldpath, char *newpath) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 765 | { |
| 766 | Buffer msg; |
| 767 | u_int status, id; |
| 768 | |
| 769 | buffer_init(&msg); |
| 770 | |
| 771 | /* Send rename request */ |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 772 | id = conn->msg_id++; |
Damien Miller | 7a3e1d0 | 2008-03-27 10:59:57 +1100 | [diff] [blame] | 773 | if ((conn->exts & SFTP_EXT_POSIX_RENAME)) { |
| 774 | buffer_put_char(&msg, SSH2_FXP_EXTENDED); |
| 775 | buffer_put_int(&msg, id); |
| 776 | buffer_put_cstring(&msg, "posix-rename@openssh.com"); |
| 777 | } else { |
| 778 | buffer_put_char(&msg, SSH2_FXP_RENAME); |
| 779 | buffer_put_int(&msg, id); |
| 780 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 781 | buffer_put_cstring(&msg, oldpath); |
| 782 | buffer_put_cstring(&msg, newpath); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 783 | send_msg(conn, &msg); |
Damien Miller | 7a3e1d0 | 2008-03-27 10:59:57 +1100 | [diff] [blame] | 784 | debug3("Sent message %s \"%s\" -> \"%s\"", |
| 785 | (conn->exts & SFTP_EXT_POSIX_RENAME) ? "posix-rename@openssh.com" : |
| 786 | "SSH2_FXP_RENAME", oldpath, newpath); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 787 | buffer_free(&msg); |
| 788 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 789 | status = get_status(conn, id); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 790 | if (status != SSH2_FX_OK) |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 791 | error("Couldn't rename file \"%s\" to \"%s\": %s", oldpath, |
| 792 | newpath, fx2txt(status)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 793 | |
| 794 | return(status); |
| 795 | } |
| 796 | |
| 797 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 798 | do_symlink(struct sftp_conn *conn, char *oldpath, char *newpath) |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 799 | { |
| 800 | Buffer msg; |
| 801 | u_int status, id; |
| 802 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 803 | if (conn->version < 3) { |
| 804 | error("This server does not support the symlink operation"); |
| 805 | return(SSH2_FX_OP_UNSUPPORTED); |
| 806 | } |
| 807 | |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 808 | buffer_init(&msg); |
| 809 | |
Darren Tucker | dca6a4d | 2004-04-19 22:10:52 +1000 | [diff] [blame] | 810 | /* Send symlink request */ |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 811 | id = conn->msg_id++; |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 812 | buffer_put_char(&msg, SSH2_FXP_SYMLINK); |
| 813 | buffer_put_int(&msg, id); |
| 814 | buffer_put_cstring(&msg, oldpath); |
| 815 | buffer_put_cstring(&msg, newpath); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 816 | send_msg(conn, &msg); |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 817 | debug3("Sent message SSH2_FXP_SYMLINK \"%s\" -> \"%s\"", oldpath, |
| 818 | newpath); |
| 819 | buffer_free(&msg); |
| 820 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 821 | status = get_status(conn, id); |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 822 | if (status != SSH2_FX_OK) |
Ben Lindstrom | 8e879cf | 2002-11-09 15:48:49 +0000 | [diff] [blame] | 823 | error("Couldn't symlink file \"%s\" to \"%s\": %s", oldpath, |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 824 | newpath, fx2txt(status)); |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 825 | |
| 826 | return(status); |
| 827 | } |
| 828 | |
Damien Miller | cfe23d3 | 2008-02-10 22:20:44 +1100 | [diff] [blame] | 829 | #ifdef notyet |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 830 | char * |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 831 | do_readlink(struct sftp_conn *conn, char *path) |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 832 | { |
| 833 | Buffer msg; |
| 834 | u_int type, expected_id, count, id; |
| 835 | char *filename, *longname; |
| 836 | Attrib *a; |
| 837 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 838 | expected_id = id = conn->msg_id++; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 839 | send_string_request(conn, id, SSH2_FXP_READLINK, path, strlen(path)); |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 840 | |
| 841 | buffer_init(&msg); |
| 842 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 843 | get_msg(conn, &msg); |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 844 | type = buffer_get_char(&msg); |
| 845 | id = buffer_get_int(&msg); |
| 846 | |
| 847 | if (id != expected_id) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 848 | fatal("ID mismatch (%u != %u)", id, expected_id); |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 849 | |
| 850 | if (type == SSH2_FXP_STATUS) { |
| 851 | u_int status = buffer_get_int(&msg); |
| 852 | |
| 853 | error("Couldn't readlink: %s", fx2txt(status)); |
| 854 | return(NULL); |
| 855 | } else if (type != SSH2_FXP_NAME) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 856 | fatal("Expected SSH2_FXP_NAME(%u) packet, got %u", |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 857 | SSH2_FXP_NAME, type); |
| 858 | |
| 859 | count = buffer_get_int(&msg); |
| 860 | if (count != 1) |
| 861 | fatal("Got multiple names (%d) from SSH_FXP_READLINK", count); |
| 862 | |
| 863 | filename = buffer_get_string(&msg, NULL); |
| 864 | longname = buffer_get_string(&msg, NULL); |
| 865 | a = decode_attrib(&msg); |
| 866 | |
| 867 | debug3("SSH_FXP_READLINK %s -> %s", path, filename); |
| 868 | |
| 869 | xfree(longname); |
| 870 | |
| 871 | buffer_free(&msg); |
| 872 | |
| 873 | return(filename); |
| 874 | } |
Damien Miller | cfe23d3 | 2008-02-10 22:20:44 +1100 | [diff] [blame] | 875 | #endif |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 876 | |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 877 | int |
Darren Tucker | 7b59889 | 2008-06-09 22:49:36 +1000 | [diff] [blame] | 878 | do_statvfs(struct sftp_conn *conn, const char *path, struct sftp_statvfs *st, |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 879 | int quiet) |
| 880 | { |
| 881 | Buffer msg; |
| 882 | u_int id; |
| 883 | |
| 884 | if ((conn->exts & SFTP_EXT_STATVFS) == 0) { |
| 885 | error("Server does not support statvfs@openssh.com extension"); |
| 886 | return -1; |
| 887 | } |
| 888 | |
| 889 | id = conn->msg_id++; |
| 890 | |
| 891 | buffer_init(&msg); |
| 892 | buffer_clear(&msg); |
| 893 | buffer_put_char(&msg, SSH2_FXP_EXTENDED); |
| 894 | buffer_put_int(&msg, id); |
| 895 | buffer_put_cstring(&msg, "statvfs@openssh.com"); |
| 896 | buffer_put_cstring(&msg, path); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 897 | send_msg(conn, &msg); |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 898 | buffer_free(&msg); |
| 899 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 900 | return get_decode_statvfs(conn, st, id, quiet); |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 901 | } |
| 902 | |
| 903 | #ifdef notyet |
| 904 | int |
| 905 | do_fstatvfs(struct sftp_conn *conn, const char *handle, u_int handle_len, |
Darren Tucker | 7b59889 | 2008-06-09 22:49:36 +1000 | [diff] [blame] | 906 | struct sftp_statvfs *st, int quiet) |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 907 | { |
| 908 | Buffer msg; |
| 909 | u_int id; |
| 910 | |
| 911 | if ((conn->exts & SFTP_EXT_FSTATVFS) == 0) { |
| 912 | error("Server does not support fstatvfs@openssh.com extension"); |
| 913 | return -1; |
| 914 | } |
| 915 | |
| 916 | id = conn->msg_id++; |
| 917 | |
| 918 | buffer_init(&msg); |
| 919 | buffer_clear(&msg); |
| 920 | buffer_put_char(&msg, SSH2_FXP_EXTENDED); |
| 921 | buffer_put_int(&msg, id); |
| 922 | buffer_put_cstring(&msg, "fstatvfs@openssh.com"); |
| 923 | buffer_put_string(&msg, handle, handle_len); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 924 | send_msg(conn, &msg); |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 925 | buffer_free(&msg); |
| 926 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 927 | return get_decode_statvfs(conn, st, id, quiet); |
Damien Miller | d671e5a | 2008-05-19 14:53:33 +1000 | [diff] [blame] | 928 | } |
| 929 | #endif |
| 930 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 931 | static void |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 932 | send_read_request(struct sftp_conn *conn, u_int id, u_int64_t offset, |
| 933 | u_int len, char *handle, u_int handle_len) |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 934 | { |
| 935 | Buffer msg; |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 936 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 937 | buffer_init(&msg); |
| 938 | buffer_clear(&msg); |
| 939 | buffer_put_char(&msg, SSH2_FXP_READ); |
| 940 | buffer_put_int(&msg, id); |
| 941 | buffer_put_string(&msg, handle, handle_len); |
| 942 | buffer_put_int64(&msg, offset); |
| 943 | buffer_put_int(&msg, len); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 944 | send_msg(conn, &msg); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 945 | buffer_free(&msg); |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 946 | } |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 947 | |
Damien Miller | 058316f | 2001-03-08 10:08:49 +1100 | [diff] [blame] | 948 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 949 | do_download(struct sftp_conn *conn, char *remote_path, char *local_path, |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 950 | Attrib *a, int pflag) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 951 | { |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 952 | Attrib junk; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 953 | Buffer msg; |
| 954 | char *handle; |
Darren Tucker | 4085853 | 2005-08-02 17:07:07 +1000 | [diff] [blame] | 955 | int local_fd, status = 0, write_error; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 956 | int read_error, write_errno; |
| 957 | u_int64_t offset, size; |
Damien Miller | eccb9de | 2005-06-17 12:59:34 +1000 | [diff] [blame] | 958 | u_int handle_len, mode, type, id, buflen, num_req, max_req; |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 959 | off_t progress_counter; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 960 | struct request { |
| 961 | u_int id; |
| 962 | u_int len; |
| 963 | u_int64_t offset; |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 964 | TAILQ_ENTRY(request) tq; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 965 | }; |
| 966 | TAILQ_HEAD(reqhead, request) requests; |
| 967 | struct request *req; |
| 968 | |
| 969 | TAILQ_INIT(&requests); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 970 | |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 971 | if (a == NULL && (a = do_stat(conn, remote_path, 0)) == NULL) |
| 972 | return -1; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 973 | |
Damien Miller | 9e72028 | 2008-06-29 22:46:35 +1000 | [diff] [blame] | 974 | /* Do not preserve set[ug]id here, as we do not preserve ownership */ |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 975 | if (a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) |
Damien Miller | 770b374 | 2003-01-08 14:04:53 +1100 | [diff] [blame] | 976 | mode = a->perm & 0777; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 977 | else |
| 978 | mode = 0666; |
| 979 | |
Ben Lindstrom | c8d1c30 | 2001-03-17 00:34:46 +0000 | [diff] [blame] | 980 | if ((a->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) && |
Damien Miller | 5fa01fd | 2003-01-14 22:24:47 +1100 | [diff] [blame] | 981 | (!S_ISREG(a->perm))) { |
| 982 | error("Cannot download non-regular file: %s", remote_path); |
Ben Lindstrom | c8d1c30 | 2001-03-17 00:34:46 +0000 | [diff] [blame] | 983 | return(-1); |
| 984 | } |
| 985 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 986 | if (a->flags & SSH2_FILEXFER_ATTR_SIZE) |
| 987 | size = a->size; |
| 988 | else |
| 989 | size = 0; |
| 990 | |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 991 | buflen = conn->transfer_buflen; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 992 | buffer_init(&msg); |
| 993 | |
| 994 | /* Send open request */ |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 995 | id = conn->msg_id++; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 996 | buffer_put_char(&msg, SSH2_FXP_OPEN); |
| 997 | buffer_put_int(&msg, id); |
| 998 | buffer_put_cstring(&msg, remote_path); |
| 999 | buffer_put_int(&msg, SSH2_FXF_READ); |
| 1000 | attrib_clear(&junk); /* Send empty attributes */ |
| 1001 | encode_attrib(&msg, &junk); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1002 | send_msg(conn, &msg); |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 1003 | debug3("Sent message SSH2_FXP_OPEN I:%u P:%s", id, remote_path); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1004 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1005 | handle = get_handle(conn, id, &handle_len, |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 1006 | "remote open(\"%s\")", remote_path); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1007 | if (handle == NULL) { |
| 1008 | buffer_free(&msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1009 | return(-1); |
| 1010 | } |
| 1011 | |
Damien Miller | a8e06ce | 2003-11-21 23:48:55 +1100 | [diff] [blame] | 1012 | local_fd = open(local_path, O_WRONLY | O_CREAT | O_TRUNC, |
Damien Miller | 770b374 | 2003-01-08 14:04:53 +1100 | [diff] [blame] | 1013 | mode | S_IWRITE); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1014 | if (local_fd == -1) { |
| 1015 | error("Couldn't open local file \"%s\" for writing: %s", |
| 1016 | local_path, strerror(errno)); |
Damien Miller | 6b0c818 | 2008-02-10 22:23:41 +1100 | [diff] [blame] | 1017 | do_close(conn, handle, handle_len); |
Ben Lindstrom | 021fcd3 | 2002-02-26 18:02:43 +0000 | [diff] [blame] | 1018 | buffer_free(&msg); |
| 1019 | xfree(handle); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1020 | return(-1); |
| 1021 | } |
| 1022 | |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1023 | /* Read from remote and write to local */ |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1024 | write_error = read_error = write_errno = num_req = offset = 0; |
| 1025 | max_req = 1; |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 1026 | progress_counter = 0; |
| 1027 | |
Damien Miller | 9ba3069 | 2004-03-08 23:12:02 +1100 | [diff] [blame] | 1028 | if (showprogress && size != 0) |
| 1029 | start_progress_meter(remote_path, size, &progress_counter); |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 1030 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1031 | while (num_req > 0 || max_req > 0) { |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1032 | char *data; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1033 | u_int len; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1034 | |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 1035 | /* |
Darren Tucker | fc95970 | 2004-07-17 16:12:08 +1000 | [diff] [blame] | 1036 | * Simulate EOF on interrupt: stop sending new requests and |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 1037 | * allow outstanding requests to drain gracefully |
| 1038 | */ |
| 1039 | if (interrupted) { |
| 1040 | if (num_req == 0) /* If we haven't started yet... */ |
| 1041 | break; |
| 1042 | max_req = 0; |
| 1043 | } |
| 1044 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1045 | /* Send some more requests */ |
| 1046 | while (num_req < max_req) { |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 1047 | debug3("Request range %llu -> %llu (%d/%d)", |
Ben Lindstrom | d45f28c | 2002-03-22 01:00:57 +0000 | [diff] [blame] | 1048 | (unsigned long long)offset, |
| 1049 | (unsigned long long)offset + buflen - 1, |
| 1050 | num_req, max_req); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1051 | req = xmalloc(sizeof(*req)); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1052 | req->id = conn->msg_id++; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1053 | req->len = buflen; |
| 1054 | req->offset = offset; |
| 1055 | offset += buflen; |
| 1056 | num_req++; |
| 1057 | TAILQ_INSERT_TAIL(&requests, req, tq); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1058 | send_read_request(conn, req->id, req->offset, |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1059 | req->len, handle, handle_len); |
| 1060 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1061 | |
| 1062 | buffer_clear(&msg); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1063 | get_msg(conn, &msg); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1064 | type = buffer_get_char(&msg); |
| 1065 | id = buffer_get_int(&msg); |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 1066 | debug3("Received reply T:%u I:%u R:%d", type, id, max_req); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1067 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1068 | /* Find the request in our queue */ |
Darren Tucker | 47eede7 | 2005-03-14 23:08:12 +1100 | [diff] [blame] | 1069 | for (req = TAILQ_FIRST(&requests); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1070 | req != NULL && req->id != id; |
| 1071 | req = TAILQ_NEXT(req, tq)) |
| 1072 | ; |
| 1073 | if (req == NULL) |
| 1074 | fatal("Unexpected reply %u", id); |
| 1075 | |
| 1076 | switch (type) { |
| 1077 | case SSH2_FXP_STATUS: |
| 1078 | status = buffer_get_int(&msg); |
| 1079 | if (status != SSH2_FX_EOF) |
| 1080 | read_error = 1; |
| 1081 | max_req = 0; |
| 1082 | TAILQ_REMOVE(&requests, req, tq); |
| 1083 | xfree(req); |
| 1084 | num_req--; |
| 1085 | break; |
| 1086 | case SSH2_FXP_DATA: |
| 1087 | data = buffer_get_string(&msg, &len); |
Ben Lindstrom | eb50545 | 2002-03-22 01:03:15 +0000 | [diff] [blame] | 1088 | debug3("Received data %llu -> %llu", |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 1089 | (unsigned long long)req->offset, |
Ben Lindstrom | eb50545 | 2002-03-22 01:03:15 +0000 | [diff] [blame] | 1090 | (unsigned long long)req->offset + len - 1); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1091 | if (len > req->len) |
| 1092 | fatal("Received more data than asked for " |
Ben Lindstrom | 93576d9 | 2002-12-23 02:06:19 +0000 | [diff] [blame] | 1093 | "%u > %u", len, req->len); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1094 | if ((lseek(local_fd, req->offset, SEEK_SET) == -1 || |
Darren Tucker | 9f63f22 | 2003-07-03 13:46:56 +1000 | [diff] [blame] | 1095 | atomicio(vwrite, local_fd, data, len) != len) && |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1096 | !write_error) { |
| 1097 | write_errno = errno; |
| 1098 | write_error = 1; |
| 1099 | max_req = 0; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1100 | } |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 1101 | progress_counter += len; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1102 | xfree(data); |
| 1103 | |
| 1104 | if (len == req->len) { |
| 1105 | TAILQ_REMOVE(&requests, req, tq); |
| 1106 | xfree(req); |
| 1107 | num_req--; |
| 1108 | } else { |
| 1109 | /* Resend the request for the missing data */ |
| 1110 | debug3("Short data block, re-requesting " |
Ben Lindstrom | eb50545 | 2002-03-22 01:03:15 +0000 | [diff] [blame] | 1111 | "%llu -> %llu (%2d)", |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 1112 | (unsigned long long)req->offset + len, |
Ben Lindstrom | 83b79e4 | 2002-03-22 01:05:27 +0000 | [diff] [blame] | 1113 | (unsigned long long)req->offset + |
| 1114 | req->len - 1, num_req); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1115 | req->id = conn->msg_id++; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1116 | req->len -= len; |
| 1117 | req->offset += len; |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1118 | send_read_request(conn, req->id, |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1119 | req->offset, req->len, handle, handle_len); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1120 | /* Reduce the request size */ |
| 1121 | if (len < buflen) |
| 1122 | buflen = MAX(MIN_READ_SIZE, len); |
| 1123 | } |
| 1124 | if (max_req > 0) { /* max_req = 0 iff EOF received */ |
| 1125 | if (size > 0 && offset > size) { |
| 1126 | /* Only one request at a time |
| 1127 | * after the expected EOF */ |
| 1128 | debug3("Finish at %llu (%2d)", |
Ben Lindstrom | eb50545 | 2002-03-22 01:03:15 +0000 | [diff] [blame] | 1129 | (unsigned long long)offset, |
| 1130 | num_req); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1131 | max_req = 1; |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 1132 | } else if (max_req <= conn->num_requests) { |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1133 | ++max_req; |
| 1134 | } |
| 1135 | } |
| 1136 | break; |
| 1137 | default: |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 1138 | fatal("Expected SSH2_FXP_DATA(%u) packet, got %u", |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1139 | SSH2_FXP_DATA, type); |
| 1140 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1141 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1142 | |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 1143 | if (showprogress && size) |
| 1144 | stop_progress_meter(); |
| 1145 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1146 | /* Sanity check */ |
| 1147 | if (TAILQ_FIRST(&requests) != NULL) |
| 1148 | fatal("Transfer complete, but requests still in queue"); |
| 1149 | |
| 1150 | if (read_error) { |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 1151 | error("Couldn't read from remote file \"%s\" : %s", |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1152 | remote_path, fx2txt(status)); |
| 1153 | do_close(conn, handle, handle_len); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1154 | } else if (write_error) { |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1155 | error("Couldn't write to \"%s\": %s", local_path, |
| 1156 | strerror(write_errno)); |
| 1157 | status = -1; |
| 1158 | do_close(conn, handle, handle_len); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1159 | } else { |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1160 | status = do_close(conn, handle, handle_len); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1161 | |
| 1162 | /* Override umask and utimes if asked */ |
Ben Lindstrom | 6dc75f5 | 2001-02-17 16:47:47 +0000 | [diff] [blame] | 1163 | #ifdef HAVE_FCHMOD |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1164 | if (pflag && fchmod(local_fd, mode) == -1) |
Damien Miller | a8e06ce | 2003-11-21 23:48:55 +1100 | [diff] [blame] | 1165 | #else |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1166 | if (pflag && chmod(local_path, mode) == -1) |
Ben Lindstrom | 6dc75f5 | 2001-02-17 16:47:47 +0000 | [diff] [blame] | 1167 | #endif /* HAVE_FCHMOD */ |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1168 | error("Couldn't set mode on \"%s\": %s", local_path, |
Ben Lindstrom | 93576d9 | 2002-12-23 02:06:19 +0000 | [diff] [blame] | 1169 | strerror(errno)); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1170 | if (pflag && (a->flags & SSH2_FILEXFER_ATTR_ACMODTIME)) { |
| 1171 | struct timeval tv[2]; |
| 1172 | tv[0].tv_sec = a->atime; |
| 1173 | tv[1].tv_sec = a->mtime; |
| 1174 | tv[0].tv_usec = tv[1].tv_usec = 0; |
| 1175 | if (utimes(local_path, tv) == -1) |
| 1176 | error("Can't set times on \"%s\": %s", |
Ben Lindstrom | 93576d9 | 2002-12-23 02:06:19 +0000 | [diff] [blame] | 1177 | local_path, strerror(errno)); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1178 | } |
Ben Lindstrom | 9d4f2c8 | 2001-02-15 03:22:45 +0000 | [diff] [blame] | 1179 | } |
Damien Miller | d7686fd | 2001-02-10 00:40:03 +1100 | [diff] [blame] | 1180 | close(local_fd); |
| 1181 | buffer_free(&msg); |
| 1182 | xfree(handle); |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1183 | |
| 1184 | return(status); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1185 | } |
| 1186 | |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 1187 | static int |
| 1188 | download_dir_internal(struct sftp_conn *conn, char *src, char *dst, |
| 1189 | Attrib *dirattrib, int pflag, int printflag, int depth) |
| 1190 | { |
| 1191 | int i, ret = 0; |
| 1192 | SFTP_DIRENT **dir_entries; |
| 1193 | char *filename, *new_src, *new_dst; |
| 1194 | mode_t mode = 0777; |
| 1195 | |
| 1196 | if (depth >= MAX_DIR_DEPTH) { |
| 1197 | error("Maximum directory depth exceeded: %d levels", depth); |
| 1198 | return -1; |
| 1199 | } |
| 1200 | |
| 1201 | if (dirattrib == NULL && |
| 1202 | (dirattrib = do_stat(conn, src, 1)) == NULL) { |
| 1203 | error("Unable to stat remote directory \"%s\"", src); |
| 1204 | return -1; |
| 1205 | } |
| 1206 | if (!S_ISDIR(dirattrib->perm)) { |
| 1207 | error("\"%s\" is not a directory", src); |
| 1208 | return -1; |
| 1209 | } |
| 1210 | if (printflag) |
| 1211 | printf("Retrieving %s\n", src); |
| 1212 | |
| 1213 | if (dirattrib->flags & SSH2_FILEXFER_ATTR_PERMISSIONS) |
| 1214 | mode = dirattrib->perm & 01777; |
| 1215 | else { |
| 1216 | debug("Server did not send permissions for " |
| 1217 | "directory \"%s\"", dst); |
| 1218 | } |
| 1219 | |
| 1220 | if (mkdir(dst, mode) == -1 && errno != EEXIST) { |
| 1221 | error("mkdir %s: %s", dst, strerror(errno)); |
| 1222 | return -1; |
| 1223 | } |
| 1224 | |
| 1225 | if (do_readdir(conn, src, &dir_entries) == -1) { |
| 1226 | error("%s: Failed to get directory contents", src); |
| 1227 | return -1; |
| 1228 | } |
| 1229 | |
| 1230 | for (i = 0; dir_entries[i] != NULL && !interrupted; i++) { |
| 1231 | filename = dir_entries[i]->filename; |
| 1232 | |
| 1233 | new_dst = path_append(dst, filename); |
| 1234 | new_src = path_append(src, filename); |
| 1235 | |
| 1236 | if (S_ISDIR(dir_entries[i]->a.perm)) { |
| 1237 | if (strcmp(filename, ".") == 0 || |
| 1238 | strcmp(filename, "..") == 0) |
| 1239 | continue; |
| 1240 | if (download_dir_internal(conn, new_src, new_dst, |
| 1241 | &(dir_entries[i]->a), pflag, printflag, |
| 1242 | depth + 1) == -1) |
| 1243 | ret = -1; |
| 1244 | } else if (S_ISREG(dir_entries[i]->a.perm) ) { |
| 1245 | if (do_download(conn, new_src, new_dst, |
| 1246 | &(dir_entries[i]->a), pflag) == -1) { |
| 1247 | error("Download of file %s to %s failed", |
| 1248 | new_src, new_dst); |
| 1249 | ret = -1; |
| 1250 | } |
| 1251 | } else |
| 1252 | logit("%s: not a regular file\n", new_src); |
| 1253 | |
| 1254 | xfree(new_dst); |
| 1255 | xfree(new_src); |
| 1256 | } |
| 1257 | |
| 1258 | if (pflag) { |
| 1259 | if (dirattrib->flags & SSH2_FILEXFER_ATTR_ACMODTIME) { |
| 1260 | struct timeval tv[2]; |
| 1261 | tv[0].tv_sec = dirattrib->atime; |
| 1262 | tv[1].tv_sec = dirattrib->mtime; |
| 1263 | tv[0].tv_usec = tv[1].tv_usec = 0; |
| 1264 | if (utimes(dst, tv) == -1) |
| 1265 | error("Can't set times on \"%s\": %s", |
| 1266 | dst, strerror(errno)); |
| 1267 | } else |
| 1268 | debug("Server did not send times for directory " |
| 1269 | "\"%s\"", dst); |
| 1270 | } |
| 1271 | |
| 1272 | free_sftp_dirents(dir_entries); |
| 1273 | |
| 1274 | return ret; |
| 1275 | } |
| 1276 | |
| 1277 | int |
| 1278 | download_dir(struct sftp_conn *conn, char *src, char *dst, |
| 1279 | Attrib *dirattrib, int pflag, int printflag) |
| 1280 | { |
| 1281 | char *src_canon; |
| 1282 | int ret; |
| 1283 | |
| 1284 | if ((src_canon = do_realpath(conn, src)) == NULL) { |
| 1285 | error("Unable to canonicalise path \"%s\"", src); |
| 1286 | return -1; |
| 1287 | } |
| 1288 | |
| 1289 | ret = download_dir_internal(conn, src_canon, dst, |
| 1290 | dirattrib, pflag, printflag, 0); |
| 1291 | xfree(src_canon); |
| 1292 | return ret; |
| 1293 | } |
| 1294 | |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1295 | int |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1296 | do_upload(struct sftp_conn *conn, char *local_path, char *remote_path, |
| 1297 | int pflag) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1298 | { |
Damien Miller | acdf25b | 2008-02-10 22:27:24 +1100 | [diff] [blame] | 1299 | int local_fd; |
| 1300 | int status = SSH2_FX_OK; |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1301 | u_int handle_len, id, type; |
Damien Miller | 8b3fdfb | 2007-09-17 16:12:03 +1000 | [diff] [blame] | 1302 | off_t offset; |
Damien Miller | 8829d36 | 2002-02-08 22:04:05 +1100 | [diff] [blame] | 1303 | char *handle, *data; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1304 | Buffer msg; |
| 1305 | struct stat sb; |
| 1306 | Attrib a; |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1307 | u_int32_t startid; |
| 1308 | u_int32_t ackid; |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1309 | struct outstanding_ack { |
| 1310 | u_int id; |
| 1311 | u_int len; |
Damien Miller | 8b3fdfb | 2007-09-17 16:12:03 +1000 | [diff] [blame] | 1312 | off_t offset; |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 1313 | TAILQ_ENTRY(outstanding_ack) tq; |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1314 | }; |
| 1315 | TAILQ_HEAD(ackhead, outstanding_ack) acks; |
Damien Miller | 7cf17eb | 2004-06-15 10:28:56 +1000 | [diff] [blame] | 1316 | struct outstanding_ack *ack = NULL; |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1317 | |
| 1318 | TAILQ_INIT(&acks); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1319 | |
| 1320 | if ((local_fd = open(local_path, O_RDONLY, 0)) == -1) { |
| 1321 | error("Couldn't open local file \"%s\" for reading: %s", |
| 1322 | local_path, strerror(errno)); |
| 1323 | return(-1); |
| 1324 | } |
| 1325 | if (fstat(local_fd, &sb) == -1) { |
| 1326 | error("Couldn't fstat local file \"%s\": %s", |
| 1327 | local_path, strerror(errno)); |
| 1328 | close(local_fd); |
| 1329 | return(-1); |
| 1330 | } |
Damien Miller | 5fa01fd | 2003-01-14 22:24:47 +1100 | [diff] [blame] | 1331 | if (!S_ISREG(sb.st_mode)) { |
| 1332 | error("%s is not a regular file", local_path); |
| 1333 | close(local_fd); |
| 1334 | return(-1); |
| 1335 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1336 | stat_to_attrib(&sb, &a); |
| 1337 | |
| 1338 | a.flags &= ~SSH2_FILEXFER_ATTR_SIZE; |
| 1339 | a.flags &= ~SSH2_FILEXFER_ATTR_UIDGID; |
| 1340 | a.perm &= 0777; |
| 1341 | if (!pflag) |
| 1342 | a.flags &= ~SSH2_FILEXFER_ATTR_ACMODTIME; |
| 1343 | |
| 1344 | buffer_init(&msg); |
| 1345 | |
| 1346 | /* Send open request */ |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1347 | id = conn->msg_id++; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1348 | buffer_put_char(&msg, SSH2_FXP_OPEN); |
| 1349 | buffer_put_int(&msg, id); |
| 1350 | buffer_put_cstring(&msg, remote_path); |
| 1351 | buffer_put_int(&msg, SSH2_FXF_WRITE|SSH2_FXF_CREAT|SSH2_FXF_TRUNC); |
| 1352 | encode_attrib(&msg, &a); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1353 | send_msg(conn, &msg); |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 1354 | debug3("Sent message SSH2_FXP_OPEN I:%u P:%s", id, remote_path); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1355 | |
| 1356 | buffer_clear(&msg); |
| 1357 | |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1358 | handle = get_handle(conn, id, &handle_len, |
Darren Tucker | c22f090 | 2009-10-07 08:24:19 +1100 | [diff] [blame] | 1359 | "remote open(\"%s\")", remote_path); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1360 | if (handle == NULL) { |
| 1361 | close(local_fd); |
| 1362 | buffer_free(&msg); |
Damien Miller | acdf25b | 2008-02-10 22:27:24 +1100 | [diff] [blame] | 1363 | return -1; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1364 | } |
| 1365 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1366 | startid = ackid = id + 1; |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1367 | data = xmalloc(conn->transfer_buflen); |
Damien Miller | 8829d36 | 2002-02-08 22:04:05 +1100 | [diff] [blame] | 1368 | |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1369 | /* Read from local and write to remote */ |
| 1370 | offset = 0; |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 1371 | if (showprogress) |
| 1372 | start_progress_meter(local_path, sb.st_size, &offset); |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 1373 | |
Damien Miller | 9f0f5c6 | 2001-12-21 14:45:46 +1100 | [diff] [blame] | 1374 | for (;;) { |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1375 | int len; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1376 | |
| 1377 | /* |
Darren Tucker | fc95970 | 2004-07-17 16:12:08 +1000 | [diff] [blame] | 1378 | * Can't use atomicio here because it returns 0 on EOF, |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 1379 | * thus losing the last block of the file. |
Darren Tucker | fc95970 | 2004-07-17 16:12:08 +1000 | [diff] [blame] | 1380 | * Simulate an EOF on interrupt, allowing ACKs from the |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 1381 | * server to drain. |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1382 | */ |
Damien Miller | acdf25b | 2008-02-10 22:27:24 +1100 | [diff] [blame] | 1383 | if (interrupted || status != SSH2_FX_OK) |
Darren Tucker | cdf547a | 2004-05-24 10:12:19 +1000 | [diff] [blame] | 1384 | len = 0; |
| 1385 | else do |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1386 | len = read(local_fd, data, conn->transfer_buflen); |
Damien Miller | d8968ad | 2008-07-04 23:10:49 +1000 | [diff] [blame] | 1387 | while ((len == -1) && |
| 1388 | (errno == EINTR || errno == EAGAIN || errno == EWOULDBLOCK)); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1389 | |
| 1390 | if (len == -1) |
| 1391 | fatal("Couldn't read from \"%s\": %s", local_path, |
| 1392 | strerror(errno)); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1393 | |
| 1394 | if (len != 0) { |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1395 | ack = xmalloc(sizeof(*ack)); |
| 1396 | ack->id = ++id; |
| 1397 | ack->offset = offset; |
| 1398 | ack->len = len; |
| 1399 | TAILQ_INSERT_TAIL(&acks, ack, tq); |
| 1400 | |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1401 | buffer_clear(&msg); |
| 1402 | buffer_put_char(&msg, SSH2_FXP_WRITE); |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1403 | buffer_put_int(&msg, ack->id); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1404 | buffer_put_string(&msg, handle, handle_len); |
| 1405 | buffer_put_int64(&msg, offset); |
| 1406 | buffer_put_string(&msg, data, len); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1407 | send_msg(conn, &msg); |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 1408 | debug3("Sent message SSH2_FXP_WRITE I:%u O:%llu S:%u", |
Ben Lindstrom | 93576d9 | 2002-12-23 02:06:19 +0000 | [diff] [blame] | 1409 | id, (unsigned long long)offset, len); |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1410 | } else if (TAILQ_FIRST(&acks) == NULL) |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1411 | break; |
| 1412 | |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1413 | if (ack == NULL) |
| 1414 | fatal("Unexpected ACK %u", id); |
| 1415 | |
Ben Lindstrom | 6328ab3 | 2002-03-22 02:54:23 +0000 | [diff] [blame] | 1416 | if (id == startid || len == 0 || |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1417 | id - ackid >= conn->num_requests) { |
Ben Lindstrom | 5a6abda | 2002-06-09 19:41:48 +0000 | [diff] [blame] | 1418 | u_int r_id; |
Ben Lindstrom | 06e9515 | 2002-04-06 04:16:45 +0000 | [diff] [blame] | 1419 | |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1420 | buffer_clear(&msg); |
Damien Miller | 65e42f8 | 2010-09-24 22:15:11 +1000 | [diff] [blame^] | 1421 | get_msg(conn, &msg); |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1422 | type = buffer_get_char(&msg); |
Ben Lindstrom | 06e9515 | 2002-04-06 04:16:45 +0000 | [diff] [blame] | 1423 | r_id = buffer_get_int(&msg); |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1424 | |
| 1425 | if (type != SSH2_FXP_STATUS) |
| 1426 | fatal("Expected SSH2_FXP_STATUS(%d) packet, " |
| 1427 | "got %d", SSH2_FXP_STATUS, type); |
| 1428 | |
| 1429 | status = buffer_get_int(&msg); |
| 1430 | debug3("SSH2_FXP_STATUS %d", status); |
| 1431 | |
| 1432 | /* Find the request in our queue */ |
Darren Tucker | 47eede7 | 2005-03-14 23:08:12 +1100 | [diff] [blame] | 1433 | for (ack = TAILQ_FIRST(&acks); |
Ben Lindstrom | 06e9515 | 2002-04-06 04:16:45 +0000 | [diff] [blame] | 1434 | ack != NULL && ack->id != r_id; |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1435 | ack = TAILQ_NEXT(ack, tq)) |
| 1436 | ; |
| 1437 | if (ack == NULL) |
Ben Lindstrom | b1f483f | 2002-06-23 21:27:18 +0000 | [diff] [blame] | 1438 | fatal("Can't find request for ID %u", r_id); |
Damien Miller | 5873dfd | 2002-02-13 14:04:37 +1100 | [diff] [blame] | 1439 | TAILQ_REMOVE(&acks, ack, tq); |
Damien Miller | 8b3fdfb | 2007-09-17 16:12:03 +1000 | [diff] [blame] | 1440 | debug3("In write loop, ack for %u %u bytes at %lld", |
| 1441 | ack->id, ack->len, (long long)ack->offset); |
Damien Miller | 16a1333 | 2002-02-13 14:03:56 +1100 | [diff] [blame] | 1442 | ++ackid; |
Ben Lindstrom | eec16fc | 2002-07-04 00:06:15 +0000 | [diff] [blame] | 1443 | xfree(ack); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1444 | } |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1445 | offset += len; |
Damien Miller | 8b3fdfb | 2007-09-17 16:12:03 +1000 | [diff] [blame] | 1446 | if (offset < 0) |
| 1447 | fatal("%s: offset < 0", __func__); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1448 | } |
Damien Miller | acdf25b | 2008-02-10 22:27:24 +1100 | [diff] [blame] | 1449 | buffer_free(&msg); |
| 1450 | |
Damien Miller | 62d57f6 | 2003-01-10 21:43:24 +1100 | [diff] [blame] | 1451 | if (showprogress) |
| 1452 | stop_progress_meter(); |
Damien Miller | 8829d36 | 2002-02-08 22:04:05 +1100 | [diff] [blame] | 1453 | xfree(data); |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1454 | |
Damien Miller | acdf25b | 2008-02-10 22:27:24 +1100 | [diff] [blame] | 1455 | if (status != SSH2_FX_OK) { |
| 1456 | error("Couldn't write to remote file \"%s\": %s", |
| 1457 | remote_path, fx2txt(status)); |
| 1458 | status = -1; |
| 1459 | } |
| 1460 | |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1461 | if (close(local_fd) == -1) { |
| 1462 | error("Couldn't close local file \"%s\": %s", local_path, |
| 1463 | strerror(errno)); |
Damien Miller | d7686fd | 2001-02-10 00:40:03 +1100 | [diff] [blame] | 1464 | status = -1; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1465 | } |
| 1466 | |
Ben Lindstrom | 9d4f2c8 | 2001-02-15 03:22:45 +0000 | [diff] [blame] | 1467 | /* Override umask and utimes if asked */ |
| 1468 | if (pflag) |
Damien Miller | 3db5f53 | 2002-02-13 14:10:32 +1100 | [diff] [blame] | 1469 | do_fsetstat(conn, handle, handle_len, &a); |
Ben Lindstrom | 9d4f2c8 | 2001-02-15 03:22:45 +0000 | [diff] [blame] | 1470 | |
Damien Miller | acdf25b | 2008-02-10 22:27:24 +1100 | [diff] [blame] | 1471 | if (do_close(conn, handle, handle_len) != SSH2_FX_OK) |
| 1472 | status = -1; |
Damien Miller | d7686fd | 2001-02-10 00:40:03 +1100 | [diff] [blame] | 1473 | xfree(handle); |
Damien Miller | acdf25b | 2008-02-10 22:27:24 +1100 | [diff] [blame] | 1474 | |
| 1475 | return status; |
Damien Miller | 3380426 | 2001-02-04 23:20:18 +1100 | [diff] [blame] | 1476 | } |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 1477 | |
| 1478 | static int |
| 1479 | upload_dir_internal(struct sftp_conn *conn, char *src, char *dst, |
| 1480 | int pflag, int printflag, int depth) |
| 1481 | { |
| 1482 | int ret = 0, status; |
| 1483 | DIR *dirp; |
| 1484 | struct dirent *dp; |
| 1485 | char *filename, *new_src, *new_dst; |
| 1486 | struct stat sb; |
| 1487 | Attrib a; |
| 1488 | |
| 1489 | if (depth >= MAX_DIR_DEPTH) { |
| 1490 | error("Maximum directory depth exceeded: %d levels", depth); |
| 1491 | return -1; |
| 1492 | } |
| 1493 | |
| 1494 | if (stat(src, &sb) == -1) { |
| 1495 | error("Couldn't stat directory \"%s\": %s", |
| 1496 | src, strerror(errno)); |
| 1497 | return -1; |
| 1498 | } |
| 1499 | if (!S_ISDIR(sb.st_mode)) { |
| 1500 | error("\"%s\" is not a directory", src); |
| 1501 | return -1; |
| 1502 | } |
| 1503 | if (printflag) |
| 1504 | printf("Entering %s\n", src); |
| 1505 | |
| 1506 | attrib_clear(&a); |
| 1507 | stat_to_attrib(&sb, &a); |
| 1508 | a.flags &= ~SSH2_FILEXFER_ATTR_SIZE; |
| 1509 | a.flags &= ~SSH2_FILEXFER_ATTR_UIDGID; |
| 1510 | a.perm &= 01777; |
| 1511 | if (!pflag) |
| 1512 | a.flags &= ~SSH2_FILEXFER_ATTR_ACMODTIME; |
| 1513 | |
| 1514 | status = do_mkdir(conn, dst, &a, 0); |
| 1515 | /* |
| 1516 | * we lack a portable status for errno EEXIST, |
| 1517 | * so if we get a SSH2_FX_FAILURE back we must check |
| 1518 | * if it was created successfully. |
| 1519 | */ |
| 1520 | if (status != SSH2_FX_OK) { |
| 1521 | if (status != SSH2_FX_FAILURE) |
| 1522 | return -1; |
| 1523 | if (do_stat(conn, dst, 0) == NULL) |
| 1524 | return -1; |
| 1525 | } |
| 1526 | |
| 1527 | if ((dirp = opendir(src)) == NULL) { |
| 1528 | error("Failed to open dir \"%s\": %s", src, strerror(errno)); |
| 1529 | return -1; |
| 1530 | } |
| 1531 | |
| 1532 | while (((dp = readdir(dirp)) != NULL) && !interrupted) { |
| 1533 | if (dp->d_ino == 0) |
| 1534 | continue; |
| 1535 | filename = dp->d_name; |
| 1536 | new_dst = path_append(dst, filename); |
| 1537 | new_src = path_append(src, filename); |
| 1538 | |
Darren Tucker | 438b473 | 2009-10-11 21:52:10 +1100 | [diff] [blame] | 1539 | if (lstat(new_src, &sb) == -1) { |
| 1540 | logit("%s: lstat failed: %s", filename, |
| 1541 | strerror(errno)); |
| 1542 | ret = -1; |
| 1543 | } else if (S_ISDIR(sb.st_mode)) { |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 1544 | if (strcmp(filename, ".") == 0 || |
| 1545 | strcmp(filename, "..") == 0) |
| 1546 | continue; |
| 1547 | |
| 1548 | if (upload_dir_internal(conn, new_src, new_dst, |
Damien Miller | c4bb91c | 2010-08-03 16:04:22 +1000 | [diff] [blame] | 1549 | pflag, printflag, depth + 1) == -1) |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 1550 | ret = -1; |
Darren Tucker | 438b473 | 2009-10-11 21:52:10 +1100 | [diff] [blame] | 1551 | } else if (S_ISREG(sb.st_mode)) { |
Darren Tucker | 1b0dd17 | 2009-10-07 08:37:48 +1100 | [diff] [blame] | 1552 | if (do_upload(conn, new_src, new_dst, pflag) == -1) { |
| 1553 | error("Uploading of file %s to %s failed!", |
| 1554 | new_src, new_dst); |
| 1555 | ret = -1; |
| 1556 | } |
| 1557 | } else |
| 1558 | logit("%s: not a regular file\n", filename); |
| 1559 | xfree(new_dst); |
| 1560 | xfree(new_src); |
| 1561 | } |
| 1562 | |
| 1563 | do_setstat(conn, dst, &a); |
| 1564 | |
| 1565 | (void) closedir(dirp); |
| 1566 | return ret; |
| 1567 | } |
| 1568 | |
| 1569 | int |
| 1570 | upload_dir(struct sftp_conn *conn, char *src, char *dst, int printflag, |
| 1571 | int pflag) |
| 1572 | { |
| 1573 | char *dst_canon; |
| 1574 | int ret; |
| 1575 | |
| 1576 | if ((dst_canon = do_realpath(conn, dst)) == NULL) { |
| 1577 | error("Unable to canonicalise path \"%s\"", dst); |
| 1578 | return -1; |
| 1579 | } |
| 1580 | |
| 1581 | ret = upload_dir_internal(conn, src, dst_canon, pflag, printflag, 0); |
| 1582 | xfree(dst_canon); |
| 1583 | return ret; |
| 1584 | } |
| 1585 | |
| 1586 | char * |
| 1587 | path_append(char *p1, char *p2) |
| 1588 | { |
| 1589 | char *ret; |
| 1590 | size_t len = strlen(p1) + strlen(p2) + 2; |
| 1591 | |
| 1592 | ret = xmalloc(len); |
| 1593 | strlcpy(ret, p1, len); |
| 1594 | if (p1[0] != '\0' && p1[strlen(p1) - 1] != '/') |
| 1595 | strlcat(ret, "/", len); |
| 1596 | strlcat(ret, p2, len); |
| 1597 | |
| 1598 | return(ret); |
| 1599 | } |
| 1600 | |