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bss_conn.c

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1/* $OpenBSD: bss_conn.c,v 1.35 2018/05/12 18:51:59 tb Exp $ */-
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)-
3 * All rights reserved.-
4 *-
5 * This package is an SSL implementation written-
6 * by Eric Young (eay@cryptsoft.com).-
7 * The implementation was written so as to conform with Netscapes SSL.-
8 * -
9 * This library is free for commercial and non-commercial use as long as-
10 * the following conditions are aheared to. The following conditions-
11 * apply to all code found in this distribution, be it the RC4, RSA,-
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation-
13 * included with this distribution is covered by the same copyright terms-
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).-
15 * -
16 * Copyright remains Eric Young's, and as such any Copyright notices in-
17 * the code are not to be removed.-
18 * If this package is used in a product, Eric Young should be given attribution-
19 * as the author of the parts of the library used.-
20 * This can be in the form of a textual message at program startup or-
21 * in documentation (online or textual) provided with the package.-
22 * -
23 * Redistribution and use in source and binary forms, with or without-
24 * modification, are permitted provided that the following conditions-
25 * are met:-
26 * 1. Redistributions of source code must retain the copyright-
27 * notice, this list of conditions and the following disclaimer.-
28 * 2. Redistributions in binary form must reproduce the above copyright-
29 * notice, this list of conditions and the following disclaimer in the-
30 * documentation and/or other materials provided with the distribution.-
31 * 3. All advertising materials mentioning features or use of this software-
32 * must display the following acknowledgement:-
33 * "This product includes cryptographic software written by-
34 * Eric Young (eay@cryptsoft.com)"-
35 * The word 'cryptographic' can be left out if the rouines from the library-
36 * being used are not cryptographic related :-).-
37 * 4. If you include any Windows specific code (or a derivative thereof) from -
38 * the apps directory (application code) you must include an acknowledgement:-
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"-
40 * -
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND-
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE-
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE-
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE-
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL-
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS-
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)-
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT-
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY-
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF-
51 * SUCH DAMAGE.-
52 * -
53 * The licence and distribution terms for any publically available version or-
54 * derivative of this code cannot be changed. i.e. this code cannot simply be-
55 * copied and put under another distribution licence-
56 * [including the GNU Public Licence.]-
57 */-
58-
59#include <sys/socket.h>-
60-
61#include <netinet/in.h>-
62-
63#include <errno.h>-
64#include <netdb.h>-
65#include <stdio.h>-
66#include <string.h>-
67#include <unistd.h>-
68-
69#include <openssl/bio.h>-
70#include <openssl/buffer.h>-
71#include <openssl/err.h>-
72-
73#define SOCKET_PROTOCOL IPPROTO_TCP-
74-
75typedef struct bio_connect_st {-
76 int state;-
77-
78 char *param_hostname;-
79 char *param_port;-
80 int nbio;-
81-
82 unsigned char ip[4];-
83 unsigned short port;-
84-
85 struct sockaddr_in them;-
86-
87 /* int socket; this will be kept in bio->num so that it is-
88 * compatible with the bss_sock bio */ -
89-
90 /* called when the connection is initially made-
91 * callback(BIO,state,ret); The callback should return-
92 * 'ret'. state is for compatibility with the ssl info_callback */-
93 int (*info_callback)(const BIO *bio, int state, int ret);-
94} BIO_CONNECT;-
95-
96static int conn_write(BIO *h, const char *buf, int num);-
97static int conn_read(BIO *h, char *buf, int size);-
98static int conn_puts(BIO *h, const char *str);-
99static long conn_ctrl(BIO *h, int cmd, long arg1, void *arg2);-
100static int conn_new(BIO *h);-
101static int conn_free(BIO *data);-
102static long conn_callback_ctrl(BIO *h, int cmd, bio_info_cb *);-
103-
104static int conn_state(BIO *b, BIO_CONNECT *c);-
105static void conn_close_socket(BIO *data);-
106BIO_CONNECT *BIO_CONNECT_new(void);-
107void BIO_CONNECT_free(BIO_CONNECT *a);-
108-
109static const BIO_METHOD methods_connectp = {-
110 .type = BIO_TYPE_CONNECT,-
111 .name = "socket connect",-
112 .bwrite = conn_write,-
113 .bread = conn_read,-
114 .bputs = conn_puts,-
115 .ctrl = conn_ctrl,-
116 .create = conn_new,-
117 .destroy = conn_free,-
118 .callback_ctrl = conn_callback_ctrl-
119};-
120-
121static int-
122conn_state(BIO *b, BIO_CONNECT *c)-
123{-
124 int ret = -1, i;-
125 unsigned long l;-
126 char *p, *q;-
127 int (*cb)(const BIO *, int, int) = NULL;-
128-
129 if (c->info_callback != NULL)
c->info_callba...!= ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
130 cb = c->info_callback;
never executed: cb = c->info_callback;
0
131-
132 for (;;) {-
133 switch (c->state) {-
134 case BIO_CONN_S_BEFORE:
never executed: case 1:
0
135 p = c->param_hostname;-
136 if (p == NULL) {
p == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
137 BIOerror(BIO_R_NO_HOSTNAME_SPECIFIED);-
138 goto exit_loop;
never executed: goto exit_loop;
0
139 }-
140 for (; *p != '\0'; p++) {
*p != '\0'Description
TRUEnever evaluated
FALSEnever evaluated
0
141 if ((*p == ':') || (*p == '/'))
(*p == ':')Description
TRUEnever evaluated
FALSEnever evaluated
(*p == '/')Description
TRUEnever evaluated
FALSEnever evaluated
0
142 break;
never executed: break;
0
143 }
never executed: end of block
0
144-
145 i= *p;-
146 if ((i == ':') || (i == '/')) {
(i == ':')Description
TRUEnever evaluated
FALSEnever evaluated
(i == '/')Description
TRUEnever evaluated
FALSEnever evaluated
0
147 *(p++) = '\0';-
148 if (i == ':') {
i == ':'Description
TRUEnever evaluated
FALSEnever evaluated
0
149 for (q = p; *q; q++)
*qDescription
TRUEnever evaluated
FALSEnever evaluated
0
150 if (*q == '/') {
*q == '/'Description
TRUEnever evaluated
FALSEnever evaluated
0
151 *q = '\0';-
152 break;
never executed: break;
0
153 }-
154 free(c->param_port);-
155 c->param_port = strdup(p);
never executed: __retval = (char *) memcpy (__retval, p , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( p )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons... *)( p ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
156 }
never executed: end of block
0
157 }
never executed: end of block
0
158-
159 if (c->param_port == NULL) {
c->param_port == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
160 BIOerror(BIO_R_NO_PORT_SPECIFIED);-
161 ERR_asprintf_error_data("host=%s",-
162 c->param_hostname);-
163 goto exit_loop;
never executed: goto exit_loop;
0
164 }-
165 c->state = BIO_CONN_S_GET_IP;-
166 break;
never executed: break;
0
167-
168 case BIO_CONN_S_GET_IP:
never executed: case 2:
0
169 if (BIO_get_host_ip(c->param_hostname, &(c->ip[0])) <= 0)
BIO_get_host_i...->ip[0])) <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
170 goto exit_loop;
never executed: goto exit_loop;
0
171 c->state = BIO_CONN_S_GET_PORT;-
172 break;
never executed: break;
0
173-
174 case BIO_CONN_S_GET_PORT:
never executed: case 3:
0
175 if (c->param_port == NULL) {
c->param_port == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
176 /* abort(); */-
177 goto exit_loop;
never executed: goto exit_loop;
0
178 } else if (BIO_get_port(c->param_port, &c->port) <= 0)
BIO_get_port(c...&c->port) <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
179 goto exit_loop;
never executed: goto exit_loop;
0
180 c->state = BIO_CONN_S_CREATE_SOCKET;-
181 break;
never executed: break;
0
182-
183 case BIO_CONN_S_CREATE_SOCKET:
never executed: case 4:
0
184 /* now setup address */-
185 memset((char *)&c->them, 0, sizeof(c->them));-
186 c->them.sin_family = AF_INET;-
187 c->them.sin_port = htons((unsigned short)c->port);
never executed: __v = ((unsigned short int) ((((__x) >> 8) & 0xff) | (((__x) & 0xff) << 8)));
never executed: __asm__ ("rorw $8, %w0" : "=r" (__v) : "0" (__x) : "cc");
__builtin_constant_p (__x)Description
TRUEnever evaluated
FALSEnever evaluated
0
188 l = (unsigned long)-
189 ((unsigned long)c->ip[0] << 24L)|-
190 ((unsigned long)c->ip[1] << 16L)|-
191 ((unsigned long)c->ip[2] << 8L)|-
192 ((unsigned long)c->ip[3]);-
193 c->them.sin_addr.s_addr = htonl(l);-
194 c->state = BIO_CONN_S_CREATE_SOCKET;-
195-
196 ret = socket(AF_INET, SOCK_STREAM, SOCKET_PROTOCOL);-
197 if (ret == -1) {
ret == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
198 SYSerror(errno);-
199 ERR_asprintf_error_data("host=%s:%s",-
200 c->param_hostname, c->param_port);-
201 BIOerror(BIO_R_UNABLE_TO_CREATE_SOCKET);-
202 goto exit_loop;
never executed: goto exit_loop;
0
203 }-
204 b->num = ret;-
205 c->state = BIO_CONN_S_NBIO;-
206 break;
never executed: break;
0
207-
208 case BIO_CONN_S_NBIO:
never executed: case 8:
0
209 if (c->nbio) {
c->nbioDescription
TRUEnever evaluated
FALSEnever evaluated
0
210 if (!BIO_socket_nbio(b->num, 1)) {
!BIO_socket_nbio(b->num, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
211 BIOerror(BIO_R_ERROR_SETTING_NBIO);-
212 ERR_asprintf_error_data("host=%s:%s",-
213 c->param_hostname, c->param_port);-
214 goto exit_loop;
never executed: goto exit_loop;
0
215 }-
216 }
never executed: end of block
0
217 c->state = BIO_CONN_S_CONNECT;-
218-
219#if defined(SO_KEEPALIVE)-
220 i = 1;-
221 i = setsockopt(b->num, SOL_SOCKET, SO_KEEPALIVE, &i, sizeof(i));-
222 if (i < 0) {
i < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
223 SYSerror(errno);-
224 ERR_asprintf_error_data("host=%s:%s",-
225 c->param_hostname, c->param_port);-
226 BIOerror(BIO_R_KEEPALIVE);-
227 goto exit_loop;
never executed: goto exit_loop;
0
228 }-
229#endif-
230 break;
never executed: break;
0
231-
232 case BIO_CONN_S_CONNECT:
never executed: case 5:
0
233 BIO_clear_retry_flags(b);-
234 ret = connect(b->num,-
235 (struct sockaddr *)&c->them,-
236 sizeof(c->them));-
237 b->retry_reason = 0;-
238 if (ret < 0) {
ret < 0Description
TRUEnever evaluated
FALSEnever evaluated
0
239 if (BIO_sock_should_retry(ret)) {
BIO_sock_should_retry(ret)Description
TRUEnever evaluated
FALSEnever evaluated
0
240 BIO_set_retry_special(b);-
241 c->state = BIO_CONN_S_BLOCKED_CONNECT;-
242 b->retry_reason = BIO_RR_CONNECT;-
243 } else {
never executed: end of block
0
244 SYSerror(errno);-
245 ERR_asprintf_error_data("host=%s:%s",-
246 c->param_hostname, c->param_port);-
247 BIOerror(BIO_R_CONNECT_ERROR);-
248 }
never executed: end of block
0
249 goto exit_loop;
never executed: goto exit_loop;
0
250 } else-
251 c->state = BIO_CONN_S_OK;
never executed: c->state = 6;
0
252 break;
never executed: break;
0
253-
254 case BIO_CONN_S_BLOCKED_CONNECT:
never executed: case 7:
0
255 i = BIO_sock_error(b->num);-
256 if (i) {
iDescription
TRUEnever evaluated
FALSEnever evaluated
0
257 BIO_clear_retry_flags(b);-
258 SYSerror(i);-
259 ERR_asprintf_error_data("host=%s:%s",-
260 c->param_hostname, c->param_port);-
261 BIOerror(BIO_R_NBIO_CONNECT_ERROR);-
262 ret = 0;-
263 goto exit_loop;
never executed: goto exit_loop;
0
264 } else-
265 c->state = BIO_CONN_S_OK;
never executed: c->state = 6;
0
266 break;
never executed: break;
0
267-
268 case BIO_CONN_S_OK:
never executed: case 6:
0
269 ret = 1;-
270 goto exit_loop;
never executed: goto exit_loop;
0
271 default:
never executed: default:
0
272 /* abort(); */-
273 goto exit_loop;
never executed: goto exit_loop;
0
274 }-
275-
276 if (cb != NULL) {
cb != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
277 if (!(ret = cb((BIO *)b, c->state, ret)))
!(ret = cb((BI...->state, ret))Description
TRUEnever evaluated
FALSEnever evaluated
0
278 goto end;
never executed: goto end;
0
279 }
never executed: end of block
0
280 }
never executed: end of block
0
281-
282 /* Loop does not exit */-
283exit_loop:
code before this statement never executed: exit_loop:
0
284 if (cb != NULL)
cb != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
285 ret = cb((BIO *)b, c->state, ret);
never executed: ret = cb((BIO *)b, c->state, ret);
0
286end:
code before this statement never executed: end:
0
287 return (ret);
never executed: return (ret);
0
288}-
289-
290BIO_CONNECT *-
291BIO_CONNECT_new(void)-
292{-
293 BIO_CONNECT *ret;-
294-
295 if ((ret = malloc(sizeof(BIO_CONNECT))) == NULL)
(ret = malloc(...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
296 return (NULL);
never executed: return ( ((void *)0) );
0
297 ret->state = BIO_CONN_S_BEFORE;-
298 ret->param_hostname = NULL;-
299 ret->param_port = NULL;-
300 ret->info_callback = NULL;-
301 ret->nbio = 0;-
302 ret->ip[0] = 0;-
303 ret->ip[1] = 0;-
304 ret->ip[2] = 0;-
305 ret->ip[3] = 0;-
306 ret->port = 0;-
307 memset((char *)&ret->them, 0, sizeof(ret->them));-
308 return (ret);
never executed: return (ret);
0
309}-
310-
311void-
312BIO_CONNECT_free(BIO_CONNECT *a)-
313{-
314 if (a == NULL)
a == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
315 return;
never executed: return;
0
316-
317 free(a->param_hostname);-
318 free(a->param_port);-
319 free(a);-
320}
never executed: end of block
0
321-
322const BIO_METHOD *-
323BIO_s_connect(void)-
324{-
325 return (&methods_connectp);
never executed: return (&methods_connectp);
0
326}-
327-
328static int-
329conn_new(BIO *bi)-
330{-
331 bi->init = 0;-
332 bi->num = -1;-
333 bi->flags = 0;-
334 if ((bi->ptr = (char *)BIO_CONNECT_new()) == NULL)
(bi->ptr = (ch...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
335 return (0);
never executed: return (0);
0
336 else-
337 return (1);
never executed: return (1);
0
338}-
339-
340static void-
341conn_close_socket(BIO *bio)-
342{-
343 BIO_CONNECT *c;-
344-
345 c = (BIO_CONNECT *)bio->ptr;-
346 if (bio->num != -1) {
bio->num != -1Description
TRUEnever evaluated
FALSEnever evaluated
0
347 /* Only do a shutdown if things were established */-
348 if (c->state == BIO_CONN_S_OK)
c->state == 6Description
TRUEnever evaluated
FALSEnever evaluated
0
349 shutdown(bio->num, SHUT_RDWR);
never executed: shutdown(bio->num, SHUT_RDWR );
0
350 close(bio->num);-
351 bio->num = -1;-
352 }
never executed: end of block
0
353}
never executed: end of block
0
354-
355static int-
356conn_free(BIO *a)-
357{-
358 BIO_CONNECT *data;-
359-
360 if (a == NULL)
a == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
361 return (0);
never executed: return (0);
0
362 data = (BIO_CONNECT *)a->ptr;-
363-
364 if (a->shutdown) {
a->shutdownDescription
TRUEnever evaluated
FALSEnever evaluated
0
365 conn_close_socket(a);-
366 BIO_CONNECT_free(data);-
367 a->ptr = NULL;-
368 a->flags = 0;-
369 a->init = 0;-
370 }
never executed: end of block
0
371 return (1);
never executed: return (1);
0
372}-
373-
374static int-
375conn_read(BIO *b, char *out, int outl)-
376{-
377 int ret = 0;-
378 BIO_CONNECT *data;-
379-
380 data = (BIO_CONNECT *)b->ptr;-
381 if (data->state != BIO_CONN_S_OK) {
data->state != 6Description
TRUEnever evaluated
FALSEnever evaluated
0
382 ret = conn_state(b, data);-
383 if (ret <= 0)
ret <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
384 return (ret);
never executed: return (ret);
0
385 }
never executed: end of block
0
386-
387 if (out != NULL) {
out != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
388 errno = 0;-
389 ret = read(b->num, out, outl);-
390 BIO_clear_retry_flags(b);-
391 if (ret <= 0) {
ret <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
392 if (BIO_sock_should_retry(ret))
BIO_sock_should_retry(ret)Description
TRUEnever evaluated
FALSEnever evaluated
0
393 BIO_set_retry_read(b);
never executed: BIO_set_flags(b, (0x01|0x08));
0
394 }
never executed: end of block
0
395 }
never executed: end of block
0
396 return (ret);
never executed: return (ret);
0
397}-
398-
399static int-
400conn_write(BIO *b, const char *in, int inl)-
401{-
402 int ret;-
403 BIO_CONNECT *data;-
404-
405 data = (BIO_CONNECT *)b->ptr;-
406 if (data->state != BIO_CONN_S_OK) {
data->state != 6Description
TRUEnever evaluated
FALSEnever evaluated
0
407 ret = conn_state(b, data);-
408 if (ret <= 0)
ret <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
409 return (ret);
never executed: return (ret);
0
410 }
never executed: end of block
0
411-
412 errno = 0;-
413 ret = write(b->num, in, inl);-
414 BIO_clear_retry_flags(b);-
415 if (ret <= 0) {
ret <= 0Description
TRUEnever evaluated
FALSEnever evaluated
0
416 if (BIO_sock_should_retry(ret))
BIO_sock_should_retry(ret)Description
TRUEnever evaluated
FALSEnever evaluated
0
417 BIO_set_retry_write(b);
never executed: BIO_set_flags(b, (0x02|0x08));
0
418 }
never executed: end of block
0
419 return (ret);
never executed: return (ret);
0
420}-
421-
422static long-
423conn_ctrl(BIO *b, int cmd, long num, void *ptr)-
424{-
425 BIO *dbio;-
426 int *ip;-
427 const char **pptr;-
428 long ret = 1;-
429 BIO_CONNECT *data;-
430-
431 data = (BIO_CONNECT *)b->ptr;-
432-
433 switch (cmd) {-
434 case BIO_CTRL_RESET:
never executed: case 1:
0
435 ret = 0;-
436 data->state = BIO_CONN_S_BEFORE;-
437 conn_close_socket(b);-
438 b->flags = 0;-
439 break;
never executed: break;
0
440 case BIO_C_DO_STATE_MACHINE:
never executed: case 101:
0
441 /* use this one to start the connection */-
442 if (data->state != BIO_CONN_S_OK)
data->state != 6Description
TRUEnever evaluated
FALSEnever evaluated
0
443 ret = (long)conn_state(b, data);
never executed: ret = (long)conn_state(b, data);
0
444 else-
445 ret = 1;
never executed: ret = 1;
0
446 break;
never executed: break;
0
447 case BIO_C_GET_CONNECT:
never executed: case 123:
0
448 if (ptr != NULL) {
ptr != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
449 pptr = (const char **)ptr;-
450 if (num == 0) {
num == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
451 *pptr = data->param_hostname;-
452-
453 } else if (num == 1) {
never executed: end of block
num == 1Description
TRUEnever evaluated
FALSEnever evaluated
0
454 *pptr = data->param_port;-
455 } else if (num == 2) {
never executed: end of block
num == 2Description
TRUEnever evaluated
FALSEnever evaluated
0
456 *pptr = (char *)&(data->ip[0]);-
457 } else if (num == 3) {
never executed: end of block
num == 3Description
TRUEnever evaluated
FALSEnever evaluated
0
458 *((int *)ptr) = data->port;-
459 }
never executed: end of block
0
460 if ((!b->init) || (ptr == NULL))
(!b->init)Description
TRUEnever evaluated
FALSEnever evaluated
(ptr == ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
0
461 *pptr = "not initialized";
never executed: *pptr = "not initialized";
0
462 ret = 1;-
463 }
never executed: end of block
0
464 break;
never executed: break;
0
465 case BIO_C_SET_CONNECT:
never executed: case 100:
0
466 if (ptr != NULL) {
ptr != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
467 b->init = 1;-
468 if (num == 0) {
num == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
469 free(data->param_hostname);-
470 data->param_hostname = strdup(ptr);
never executed: __retval = (char *) memcpy (__retval, ptr , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( ptr )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons...)( ptr ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
471 } else if (num == 1) {
never executed: end of block
num == 1Description
TRUEnever evaluated
FALSEnever evaluated
0
472 free(data->param_port);-
473 data->param_port = strdup(ptr);
never executed: __retval = (char *) memcpy (__retval, ptr , __len);
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
__builtin_constant_p ( ptr )Description
TRUEnever evaluated
FALSEnever evaluated
((size_t)(cons...)( ptr ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
474 } else if (num == 2) {
never executed: end of block
num == 2Description
TRUEnever evaluated
FALSEnever evaluated
0
475 unsigned char *p = ptr;-
476 free(data->param_hostname);-
477 if (asprintf(&data->param_hostname,
asprintf(&data...], p[3]) == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
478 "%u.%u.%u.%u", p[0], p[1],
asprintf(&data...], p[3]) == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
479 p[2], p[3]) == -1)
asprintf(&data...], p[3]) == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
480 data->param_hostname = NULL;
never executed: data->param_hostname = ((void *)0) ;
0
481 memcpy(&(data->ip[0]), ptr, 4);-
482 } else if (num == 3) {
never executed: end of block
num == 3Description
TRUEnever evaluated
FALSEnever evaluated
0
483 free(data->param_port);-
484 data->port= *(int *)ptr;-
485 if (asprintf(&data->param_port, "%d",
asprintf(&data...a->port) == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
486 data->port) == -1)
asprintf(&data...a->port) == -1Description
TRUEnever evaluated
FALSEnever evaluated
0
487 data->param_port = NULL;
never executed: data->param_port = ((void *)0) ;
0
488 }
never executed: end of block
0
489 }
never executed: end of block
0
490 break;
never executed: break;
0
491 case BIO_C_SET_NBIO:
never executed: case 102:
0
492 data->nbio = (int)num;-
493 break;
never executed: break;
0
494 case BIO_C_GET_FD:
never executed: case 105:
0
495 if (b->init) {
b->initDescription
TRUEnever evaluated
FALSEnever evaluated
0
496 ip = (int *)ptr;-
497 if (ip != NULL)
ip != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
498 *ip = b->num;
never executed: *ip = b->num;
0
499 ret = b->num;-
500 } else
never executed: end of block
0
501 ret = -1;
never executed: ret = -1;
0
502 break;
never executed: break;
0
503 case BIO_CTRL_GET_CLOSE:
never executed: case 8:
0
504 ret = b->shutdown;-
505 break;
never executed: break;
0
506 case BIO_CTRL_SET_CLOSE:
never executed: case 9:
0
507 b->shutdown = (int)num;-
508 break;
never executed: break;
0
509 case BIO_CTRL_PENDING:
never executed: case 10:
0
510 case BIO_CTRL_WPENDING:
never executed: case 13:
0
511 ret = 0;-
512 break;
never executed: break;
0
513 case BIO_CTRL_FLUSH:
never executed: case 11:
0
514 break;
never executed: break;
0
515 case BIO_CTRL_DUP:
never executed: case 12:
0
516 {-
517 dbio = (BIO *)ptr;-
518 if (data->param_port)
data->param_portDescription
TRUEnever evaluated
FALSEnever evaluated
0
519 BIO_set_conn_port(dbio, data->param_port);
never executed: BIO_ctrl(dbio,100,1,(char *)data->param_port);
0
520 if (data->param_hostname)
data->param_hostnameDescription
TRUEnever evaluated
FALSEnever evaluated
0
521 BIO_set_conn_hostname(dbio,
never executed: BIO_ctrl(dbio,100,0,(char *)data->param_hostname) ;
0
522 data->param_hostname);
never executed: BIO_ctrl(dbio,100,0,(char *)data->param_hostname) ;
0
523 BIO_set_nbio(dbio, data->nbio);-
524 /* FIXME: the cast of the function seems unlikely to be a good idea */-
525 (void)BIO_set_info_callback(dbio,-
526 (bio_info_cb *)data->info_callback);-
527 }-
528 break;
never executed: break;
0
529 case BIO_CTRL_SET_CALLBACK:
never executed: case 14:
0
530 {-
531#if 0 /* FIXME: Should this be used? -- Richard Levitte */-
532 BIOerror(ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED);-
533 ret = -1;-
534#else-
535 ret = 0;-
536#endif-
537 }-
538 break;
never executed: break;
0
539 case BIO_CTRL_GET_CALLBACK:
never executed: case 15:
0
540 {-
541 int (**fptr)(const BIO *bio, int state, int xret);-
542-
543 fptr = (int (**)(const BIO *bio, int state, int xret))ptr;-
544 *fptr = data->info_callback;-
545 }-
546 break;
never executed: break;
0
547 default:
never executed: default:
0
548 ret = 0;-
549 break;
never executed: break;
0
550 }-
551 return (ret);
never executed: return (ret);
0
552}-
553-
554static long-
555conn_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)-
556{-
557 long ret = 1;-
558 BIO_CONNECT *data;-
559-
560 data = (BIO_CONNECT *)b->ptr;-
561-
562 switch (cmd) {-
563 case BIO_CTRL_SET_CALLBACK:
never executed: case 14:
0
564 {-
565 data->info_callback = (int (*)(const struct bio_st *, int, int))fp;-
566 }-
567 break;
never executed: break;
0
568 default:
never executed: default:
0
569 ret = 0;-
570 break;
never executed: break;
0
571 }-
572 return (ret);
never executed: return (ret);
0
573}-
574-
575static int-
576conn_puts(BIO *bp, const char *str)-
577{-
578 int n, ret;-
579-
580 n = strlen(str);-
581 ret = conn_write(bp, str, n);-
582 return (ret);
never executed: return (ret);
0
583}-
584-
585BIO *-
586BIO_new_connect(const char *str)-
587{-
588 BIO *ret;-
589-
590 ret = BIO_new(BIO_s_connect());-
591 if (ret == NULL)
ret == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
592 return (NULL);
never executed: return ( ((void *)0) );
0
593 if (BIO_set_conn_hostname(ret, str))
BIO_ctrl(ret,1...0,(char *)str)Description
TRUEnever evaluated
FALSEnever evaluated
0
594 return (ret);
never executed: return (ret);
0
595 else {-
596 BIO_free(ret);-
597 return (NULL);
never executed: return ( ((void *)0) );
0
598 }-
599}-
600-
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