OpenCoverage

ssh-keysign.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssh/src/ssh-keysign.c
Source codeSwitch to Preprocessed file
LineSourceCount
1/* $OpenBSD: ssh-keysign.c,v 1.55 2018/07/27 05:34:42 dtucker Exp $ */-
2/*-
3 * Copyright (c) 2002 Markus Friedl. All rights reserved.-
4 *-
5 * Redistribution and use in source and binary forms, with or without-
6 * modification, are permitted provided that the following conditions-
7 * are met:-
8 * 1. Redistributions of source code must retain the above copyright-
9 * notice, this list of conditions and the following disclaimer.-
10 * 2. Redistributions in binary form must reproduce the above copyright-
11 * notice, this list of conditions and the following disclaimer in the-
12 * documentation and/or other materials provided with the distribution.-
13 *-
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR-
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES-
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.-
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,-
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT-
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,-
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY-
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT-
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF-
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.-
24 */-
25-
26#include "includes.h"-
27-
28#include <fcntl.h>-
29#ifdef HAVE_PATHS_H-
30#include <paths.h>-
31#endif-
32#include <pwd.h>-
33#include <stdarg.h>-
34#include <stdlib.h>-
35#include <string.h>-
36#include <unistd.h>-
37#include <errno.h>-
38-
39#ifdef WITH_OPENSSL-
40#include <openssl/evp.h>-
41#include <openssl/rand.h>-
42#include <openssl/rsa.h>-
43#endif-
44-
45#include "xmalloc.h"-
46#include "log.h"-
47#include "sshkey.h"-
48#include "ssh.h"-
49#include "ssh2.h"-
50#include "misc.h"-
51#include "sshbuf.h"-
52#include "authfile.h"-
53#include "msg.h"-
54#include "canohost.h"-
55#include "pathnames.h"-
56#include "readconf.h"-
57#include "uidswap.h"-
58#include "sshkey.h"-
59#include "ssherr.h"-
60-
61struct ssh *active_state = NULL; /* XXX needed for linking */-
62-
63extern char *__progname;-
64-
65static int-
66valid_request(struct passwd *pw, char *host, struct sshkey **ret,-
67 u_char *data, size_t datalen)-
68{-
69 struct sshbuf *b;-
70 struct sshkey *key = NULL;-
71 u_char type, *pkblob;-
72 char *p;-
73 size_t blen, len;-
74 char *pkalg, *luser;-
75 int r, pktype, fail;-
76-
77 if (ret != NULL)
ret != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
78 *ret = NULL;
never executed: *ret = ((void *)0) ;
0
79 fail = 0;-
80-
81 if ((b = sshbuf_from(data, datalen)) == NULL)
(b = sshbuf_fr...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
82 fatal("%s: sshbuf_from failed", __func__);
never executed: fatal("%s: sshbuf_from failed", __func__);
0
83-
84 /* session id, currently limited to SHA1 (20 bytes) or SHA256 (32) */-
85 if ((r = sshbuf_get_string(b, NULL, &len)) != 0)
(r = sshbuf_ge... , &len)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
86 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
87 if (len != 20 && len != 32)
len != 20Description
TRUEnever evaluated
FALSEnever evaluated
len != 32Description
TRUEnever evaluated
FALSEnever evaluated
0
88 fail++;
never executed: fail++;
0
89-
90 if ((r = sshbuf_get_u8(b, &type)) != 0)
(r = sshbuf_ge..., &type)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
91 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
92 if (type != SSH2_MSG_USERAUTH_REQUEST)
type != 50Description
TRUEnever evaluated
FALSEnever evaluated
0
93 fail++;
never executed: fail++;
0
94-
95 /* server user */-
96 if ((r = sshbuf_skip_string(b)) != 0)
(r = sshbuf_ge...d *)0) )) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
97 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
98-
99 /* service */-
100 if ((r = sshbuf_get_cstring(b, &p, NULL)) != 0)
(r = sshbuf_ge...d *)0) )) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
101 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
102 if (strcmp("ssh-connection", p) != 0)
never executed: __result = (((const unsigned char *) (const char *) ( "ssh-connection" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( p ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ... )))); }) != 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
103 fail++;
never executed: fail++;
0
104 free(p);-
105-
106 /* method */-
107 if ((r = sshbuf_get_cstring(b, &p, NULL)) != 0)
(r = sshbuf_ge...d *)0) )) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
108 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
109 if (strcmp("hostbased", p) != 0)
never executed: __result = (((const unsigned char *) (const char *) ( "hostbased" ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( p ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ... )))); }) != 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
110 fail++;
never executed: fail++;
0
111 free(p);-
112-
113 /* pubkey */-
114 if ((r = sshbuf_get_cstring(b, &pkalg, NULL)) != 0 ||
(r = sshbuf_ge...d *)0) )) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
115 (r = sshbuf_get_string(b, &pkblob, &blen)) != 0)
(r = sshbuf_ge..., &blen)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
116 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
117-
118 pktype = sshkey_type_from_name(pkalg);-
119 if (pktype == KEY_UNSPEC)
pktype == KEY_UNSPECDescription
TRUEnever evaluated
FALSEnever evaluated
0
120 fail++;
never executed: fail++;
0
121 else if ((r = sshkey_from_blob(pkblob, blen, &key)) != 0) {
(r = sshkey_fr...n, &key)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
122 error("%s: bad key blob: %s", __func__, ssh_err(r));-
123 fail++;-
124 } else if (key->type != pktype)
never executed: end of block
key->type != pktypeDescription
TRUEnever evaluated
FALSEnever evaluated
0
125 fail++;
never executed: fail++;
0
126 free(pkalg);-
127 free(pkblob);-
128-
129 /* client host name, handle trailing dot */-
130 if ((r = sshbuf_get_cstring(b, &p, &len)) != 0)
(r = sshbuf_ge...p, &len)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
131 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
132 debug2("%s: check expect chost %s got %s", __func__, host, p);-
133 if (strlen(host) != len - 1)
strlen(host) != len - 1Description
TRUEnever evaluated
FALSEnever evaluated
0
134 fail++;
never executed: fail++;
0
135 else if (p[len - 1] != '.')
p[len - 1] != '.'Description
TRUEnever evaluated
FALSEnever evaluated
0
136 fail++;
never executed: fail++;
0
137 else if (strncasecmp(host, p, len - 1) != 0)
strncasecmp(ho... len - 1) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
138 fail++;
never executed: fail++;
0
139 free(p);-
140-
141 /* local user */-
142 if ((r = sshbuf_get_cstring(b, &luser, NULL)) != 0)
(r = sshbuf_ge...d *)0) )) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
143 fatal("%s: buffer error: %s", __func__, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __func__, ssh_err(r));
0
144-
145 if (strcmp(pw->pw_name, luser) != 0)
never executed: __result = (((const unsigned char *) (const char *) ( pw->pw_name ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
never executed: __result = (((const unsigned char *) (const char *) ( luser ))[3] - __s2[3]);
never executed: end of block
never executed: end of block
__extension__ ... )))); }) != 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s1_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 0Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 1Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
__s2_len > 2Description
TRUEnever evaluated
FALSEnever evaluated
__result == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
146 fail++;
never executed: fail++;
0
147 free(luser);-
148-
149 /* end of message */-
150 if (sshbuf_len(b) != 0)
sshbuf_len(b) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
151 fail++;
never executed: fail++;
0
152 sshbuf_free(b);-
153-
154 debug3("%s: fail %d", __func__, fail);-
155-
156 if (fail)
failDescription
TRUEnever evaluated
FALSEnever evaluated
0
157 sshkey_free(key);
never executed: sshkey_free(key);
0
158 else if (ret != NULL)
ret != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
159 *ret = key;
never executed: *ret = key;
0
160-
161 return (fail ? -1 : 0);
never executed: return (fail ? -1 : 0);
failDescription
TRUEnever evaluated
FALSEnever evaluated
0
162}-
163-
164int-
165main(int argc, char **argv)-
166{-
167 struct sshbuf *b;-
168 Options options;-
169#define NUM_KEYTYPES 5-
170 struct sshkey *keys[NUM_KEYTYPES], *key = NULL;-
171 struct passwd *pw;-
172 int r, key_fd[NUM_KEYTYPES], i, found, version = 2, fd;-
173 u_char *signature, *data, rver;-
174 char *host, *fp;-
175 size_t slen, dlen;-
176#ifdef WITH_OPENSSL-
177 u_int32_t rnd[256];-
178#endif-
179-
180 ssh_malloc_init(); /* must be called before any mallocs */-
181 if (pledge("stdio rpath getpw dns id", NULL) != 0)
pledge("stdio ...id *)0) ) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
182 fatal("%s: pledge: %s", __progname, strerror(errno));
never executed: fatal("%s: pledge: %s", __progname, strerror( (*__errno_location ()) ));
0
183-
184 /* Ensure that stdin and stdout are connected */-
185 if ((fd = open(_PATH_DEVNULL, O_RDWR)) < 2)
(fd = open( "/...l" , 02 )) < 2Description
TRUEnever evaluated
FALSEnever evaluated
0
186 exit(1);
never executed: exit(1);
0
187 /* Leave /dev/null fd iff it is attached to stderr */-
188 if (fd > 2)
fd > 2Description
TRUEnever evaluated
FALSEnever evaluated
0
189 close(fd);
never executed: close(fd);
0
190-
191 i = 0;-
192 /* XXX This really needs to read sshd_config for the paths */-
193 key_fd[i++] = open(_PATH_HOST_DSA_KEY_FILE, O_RDONLY);-
194 key_fd[i++] = open(_PATH_HOST_ECDSA_KEY_FILE, O_RDONLY);-
195 key_fd[i++] = open(_PATH_HOST_ED25519_KEY_FILE, O_RDONLY);-
196 key_fd[i++] = open(_PATH_HOST_XMSS_KEY_FILE, O_RDONLY);-
197 key_fd[i++] = open(_PATH_HOST_RSA_KEY_FILE, O_RDONLY);-
198-
199 if ((pw = getpwuid(getuid())) == NULL)
(pw = getpwuid...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
200 fatal("getpwuid failed");
never executed: fatal("getpwuid failed");
0
201 pw = pwcopy(pw);-
202-
203 permanently_set_uid(pw);-
204-
205 seed_rng();-
206-
207#ifdef DEBUG_SSH_KEYSIGN-
208 log_init("ssh-keysign", SYSLOG_LEVEL_DEBUG3, SYSLOG_FACILITY_AUTH, 0);-
209#endif-
210-
211 /* verify that ssh-keysign is enabled by the admin */-
212 initialize_options(&options);-
213 (void)read_config_file(_PATH_HOST_CONFIG_FILE, pw, "", "", &options, 0);-
214 fill_default_options(&options);-
215 if (options.enable_ssh_keysign != 1)
options.enable...h_keysign != 1Description
TRUEnever evaluated
FALSEnever evaluated
0
216 fatal("ssh-keysign not enabled in %s",
never executed: fatal("ssh-keysign not enabled in %s", "/var/tmp/openssh-test/etc" "/ssh_config");
0
217 _PATH_HOST_CONFIG_FILE);
never executed: fatal("ssh-keysign not enabled in %s", "/var/tmp/openssh-test/etc" "/ssh_config");
0
218-
219 for (i = found = 0; i < NUM_KEYTYPES; i++) {
i < 5Description
TRUEnever evaluated
FALSEnever evaluated
0
220 if (key_fd[i] != -1)
key_fd[i] != -1Description
TRUEnever evaluated
FALSEnever evaluated
0
221 found = 1;
never executed: found = 1;
0
222 }
never executed: end of block
0
223 if (found == 0)
found == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
224 fatal("could not open any host key");
never executed: fatal("could not open any host key");
0
225-
226#ifdef WITH_OPENSSL-
227 OpenSSL_add_all_algorithms();-
228 arc4random_buf(rnd, sizeof(rnd));-
229 RAND_seed(rnd, sizeof(rnd));-
230#endif-
231-
232 found = 0;-
233 for (i = 0; i < NUM_KEYTYPES; i++) {
i < 5Description
TRUEnever evaluated
FALSEnever evaluated
0
234 keys[i] = NULL;-
235 if (key_fd[i] == -1)
key_fd[i] == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
236 continue;
never executed: continue;
0
237 r = sshkey_load_private_type_fd(key_fd[i], KEY_UNSPEC,-
238 NULL, &key, NULL);-
239 close(key_fd[i]);-
240 if (r != 0)
r != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
241 debug("parse key %d: %s", i, ssh_err(r));
never executed: debug("parse key %d: %s", i, ssh_err(r));
0
242 else if (key != NULL) {
key != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
243 keys[i] = key;-
244 found = 1;-
245 }
never executed: end of block
0
246 }
never executed: end of block
0
247 if (!found)
!foundDescription
TRUEnever evaluated
FALSEnever evaluated
0
248 fatal("no hostkey found");
never executed: fatal("no hostkey found");
0
249-
250 if (pledge("stdio dns", NULL) != 0)
pledge("stdio ...id *)0) ) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
251 fatal("%s: pledge: %s", __progname, strerror(errno));
never executed: fatal("%s: pledge: %s", __progname, strerror( (*__errno_location ()) ));
0
252-
253 if ((b = sshbuf_new()) == NULL)
(b = sshbuf_ne...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
254 fatal("%s: sshbuf_new failed", __progname);
never executed: fatal("%s: sshbuf_new failed", __progname);
0
255 if (ssh_msg_recv(STDIN_FILENO, b) < 0)
ssh_msg_recv( 0 , b) < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
256 fatal("ssh_msg_recv failed");
never executed: fatal("ssh_msg_recv failed");
0
257 if ((r = sshbuf_get_u8(b, &rver)) != 0)
(r = sshbuf_ge..., &rver)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
258 fatal("%s: buffer error: %s", __progname, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __progname, ssh_err(r));
0
259 if (rver != version)
rver != versionDescription
TRUEnever evaluated
FALSEnever evaluated
0
260 fatal("bad version: received %d, expected %d", rver, version);
never executed: fatal("bad version: received %d, expected %d", rver, version);
0
261 if ((r = sshbuf_get_u32(b, (u_int *)&fd)) != 0)
(r = sshbuf_ge...t *)&fd)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
262 fatal("%s: buffer error: %s", __progname, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __progname, ssh_err(r));
0
263 if (fd < 0 || fd == STDIN_FILENO || fd == STDOUT_FILENO)
fd < 0Description
TRUEnever evaluated
FALSEnever evaluated
fd == 0Description
TRUEnever evaluated
FALSEnever evaluated
fd == 1Description
TRUEnever evaluated
FALSEnever evaluated
0
264 fatal("bad fd");
never executed: fatal("bad fd");
0
265 if ((host = get_local_name(fd)) == NULL)
(host = get_lo...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
266 fatal("cannot get local name for fd");
never executed: fatal("cannot get local name for fd");
0
267-
268 if ((r = sshbuf_get_string(b, &data, &dlen)) != 0)
(r = sshbuf_ge..., &dlen)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
269 fatal("%s: buffer error: %s", __progname, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __progname, ssh_err(r));
0
270 if (valid_request(pw, host, &key, data, dlen) < 0)
valid_request(...ata, dlen) < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
271 fatal("not a valid request");
never executed: fatal("not a valid request");
0
272 free(host);-
273-
274 found = 0;-
275 for (i = 0; i < NUM_KEYTYPES; i++) {
i < 5Description
TRUEnever evaluated
FALSEnever evaluated
0
276 if (keys[i] != NULL &&
keys[i] != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
277 sshkey_equal_public(key, keys[i])) {
sshkey_equal_p...(key, keys[i])Description
TRUEnever evaluated
FALSEnever evaluated
0
278 found = 1;-
279 break;
never executed: break;
0
280 }-
281 }
never executed: end of block
0
282 if (!found) {
!foundDescription
TRUEnever evaluated
FALSEnever evaluated
0
283 if ((fp = sshkey_fingerprint(key, options.fingerprint_hash,
(fp = sshkey_f...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
284 SSH_FP_DEFAULT)) == NULL)
(fp = sshkey_f...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
285 fatal("%s: sshkey_fingerprint failed", __progname);
never executed: fatal("%s: sshkey_fingerprint failed", __progname);
0
286 fatal("no matching hostkey found for key %s %s",-
287 sshkey_type(key), fp ? fp : "");-
288 }
never executed: end of block
0
289-
290 if ((r = sshkey_sign(keys[i], &signature, &slen, data, dlen, NULL, 0))
(r = sshkey_si...)0) , 0)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
291 != 0)
(r = sshkey_si...)0) , 0)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
292 fatal("sshkey_sign failed: %s", ssh_err(r));
never executed: fatal("sshkey_sign failed: %s", ssh_err(r));
0
293 free(data);-
294-
295 /* send reply */-
296 sshbuf_reset(b);-
297 if ((r = sshbuf_put_string(b, signature, slen)) != 0)
(r = sshbuf_pu...e, slen)) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
298 fatal("%s: buffer error: %s", __progname, ssh_err(r));
never executed: fatal("%s: buffer error: %s", __progname, ssh_err(r));
0
299 if (ssh_msg_send(STDOUT_FILENO, version, b) == -1)
ssh_msg_send( ...sion, b) == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
300 fatal("ssh_msg_send failed");
never executed: fatal("ssh_msg_send failed");
0
301-
302 return (0);
never executed: return (0);
0
303}-
Source codeSwitch to Preprocessed file
Generated by Squish Coco 4.2.2