70 |
static void libopm_do_hup(OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *); |
static void libopm_do_hup(OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *); |
71 |
static void libopm_do_read(OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *); |
static void libopm_do_read(OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *); |
72 |
static void libopm_do_openproxy(OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *); |
static void libopm_do_openproxy(OPM_T *, OPM_SCAN_T *, OPM_CONNECTION_T *); |
|
|
|
73 |
static void libopm_do_callback(OPM_T *, OPM_REMOTE_T *, int, int); |
static void libopm_do_callback(OPM_T *, OPM_REMOTE_T *, int, int); |
74 |
|
|
75 |
static OPM_REMOTE_T *libopm_setup_remote(OPM_REMOTE_T *, OPM_CONNECTION_T *); |
static OPM_REMOTE_T *libopm_setup_remote(OPM_REMOTE_T *, OPM_CONNECTION_T *); |
82 |
* data). |
* data). |
83 |
* |
* |
84 |
*/ |
*/ |
85 |
|
static OPM_PROTOCOL_T OPM_PROTOCOLS[] = |
86 |
static OPM_PROTOCOL_T OPM_PROTOCOLS[] = { |
{ |
87 |
{OPM_TYPE_HTTP, libopm_proxy_http_write, NULL}, |
{ OPM_TYPE_HTTP, libopm_proxy_http_write, NULL }, |
88 |
{OPM_TYPE_SOCKS4, libopm_proxy_socks4_write, NULL}, |
{ OPM_TYPE_SOCKS4, libopm_proxy_socks4_write, NULL }, |
89 |
{OPM_TYPE_SOCKS5, libopm_proxy_socks5_write, NULL}, |
{ OPM_TYPE_SOCKS5, libopm_proxy_socks5_write, NULL }, |
90 |
{OPM_TYPE_ROUTER, libopm_proxy_router_write, NULL}, |
{ OPM_TYPE_ROUTER, libopm_proxy_router_write, NULL }, |
91 |
{OPM_TYPE_WINGATE, libopm_proxy_wingate_write, NULL}, |
{ OPM_TYPE_WINGATE, libopm_proxy_wingate_write, NULL }, |
92 |
{OPM_TYPE_HTTPPOST, libopm_proxy_httppost_write, NULL} |
{ OPM_TYPE_HTTPPOST, libopm_proxy_httppost_write, NULL } |
93 |
}; |
}; |
94 |
|
|
|
|
|
|
|
|
|
|
|
95 |
/* opm_create |
/* opm_create |
96 |
* |
* |
97 |
* Initialize a new scanner and return a pointer to it. |
* Initialize a new scanner and return a pointer to it. |
98 |
* |
* |
99 |
* Parameters: |
* Parameters: |
100 |
* None |
* None |
101 |
* |
* |
102 |
* Return |
* Return |
103 |
* Pointer to new OPM_T (scanner) |
* Pointer to new OPM_T (scanner) |
104 |
*/ |
*/ |
105 |
|
OPM_T * |
106 |
OPM_T *opm_create() |
opm_create(void) |
107 |
{ |
{ |
108 |
int i; |
int i; |
109 |
OPM_T *ret; |
OPM_T *ret; |
110 |
|
|
111 |
ret = xcalloc(sizeof *ret); |
ret = xcalloc(sizeof *ret); |
112 |
|
|
113 |
ret->config = libopm_config_create(); |
ret->config = libopm_config_create(); |
114 |
ret->scans = libopm_list_create(); |
ret->scans = libopm_list_create(); |
115 |
ret->queue = libopm_list_create(); |
ret->queue = libopm_list_create(); |
116 |
ret->protocols = libopm_list_create(); |
ret->protocols = libopm_list_create(); |
117 |
ret->fd_use = 0; |
ret->fd_use = 0; |
118 |
|
|
119 |
/* Setup callbacks */ |
/* Setup callbacks */ |
120 |
ret->callbacks = xcalloc(sizeof(OPM_CALLBACK_T) * CBLEN); |
ret->callbacks = xcalloc(sizeof(OPM_CALLBACK_T) * CBLEN); |
121 |
for(i = 0; i < CBLEN; i++) |
|
122 |
{ |
for (i = 0; i < CBLEN; i++) |
123 |
ret->callbacks[i].func = NULL; |
{ |
124 |
ret->callbacks[i].data = NULL; |
ret->callbacks[i].func = NULL; |
125 |
} |
ret->callbacks[i].data = NULL; |
126 |
|
} |
127 |
|
|
128 |
return ret; |
return ret; |
129 |
} |
} |
130 |
|
|
|
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|
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|
131 |
/* opm_remote_create |
/* opm_remote_create |
132 |
* |
* |
133 |
* Create OPM_REMOTE_T struct, fill it with neccessary |
* Create OPM_REMOTE_T struct, fill it with neccessary |
140 |
* Address of OPM_REMOTE_T created |
* Address of OPM_REMOTE_T created |
141 |
* |
* |
142 |
*/ |
*/ |
143 |
|
OPM_REMOTE_T * |
144 |
|
opm_remote_create(const char *ip) |
145 |
|
{ |
146 |
|
OPM_REMOTE_T *ret; |
147 |
|
|
148 |
OPM_REMOTE_T *opm_remote_create(const char *ip) |
ret = xcalloc(sizeof *ret); |
|
{ |
|
|
OPM_REMOTE_T *ret; |
|
|
|
|
|
|
|
|
ret = xcalloc(sizeof *ret); |
|
|
|
|
|
/* Do initializations */ |
|
|
if(ip == NULL) |
|
|
return NULL; |
|
149 |
|
|
150 |
ret->ip = libopm_xstrdup(ip); |
/* Do initializations */ |
151 |
|
if (ip == NULL) |
152 |
|
return NULL; |
153 |
|
|
154 |
ret->port = 0; |
ret->ip = libopm_xstrdup(ip); |
|
ret->protocol = 0; |
|
|
ret->bytes_read = 0; |
|
155 |
|
|
156 |
ret->data = NULL; |
ret->port = 0; |
157 |
|
ret->protocol = 0; |
158 |
|
ret->bytes_read = 0; |
159 |
|
ret->data = NULL; |
160 |
|
|
161 |
ret->protocols = libopm_list_create(); /* setup protocol list */ |
ret->protocols = libopm_list_create(); /* Setup protocol list */ |
162 |
|
|
163 |
return ret; |
return ret; |
164 |
} |
} |
165 |
|
|
|
|
|
|
|
|
166 |
/* opm_remote_free |
/* opm_remote_free |
167 |
* |
* |
168 |
* Free OPM_REMOTE_T struct and cleanup |
* Free OPM_REMOTE_T struct and cleanup |
173 |
* Return: |
* Return: |
174 |
* None |
* None |
175 |
*/ |
*/ |
176 |
|
void |
177 |
void opm_remote_free(OPM_REMOTE_T *remote) |
opm_remote_free(OPM_REMOTE_T *remote) |
178 |
{ |
{ |
179 |
|
OPM_NODE_T *p, *next; |
180 |
|
OPM_PROTOCOL_CONFIG_T *ppc; |
181 |
|
|
182 |
OPM_NODE_T *p, *next; |
MyFree(remote->ip); |
|
OPM_PROTOCOL_CONFIG_T *ppc; |
|
183 |
|
|
184 |
MyFree(remote->ip); |
LIST_FOREACH_SAFE(p, next, remote->protocols->head) |
185 |
|
{ |
186 |
|
ppc = p->data; |
187 |
|
|
188 |
LIST_FOREACH_SAFE(p, next, remote->protocols->head) |
libopm_protocol_config_free(ppc); |
189 |
{ |
libopm_list_remove(remote->protocols, p); |
190 |
ppc = p->data; |
libopm_node_free(p); |
191 |
|
} |
|
libopm_protocol_config_free(ppc); |
|
|
libopm_list_remove(remote->protocols, p); |
|
|
libopm_node_free(p); |
|
|
} |
|
192 |
|
|
193 |
libopm_list_free(remote->protocols); |
libopm_list_free(remote->protocols); |
194 |
|
|
195 |
MyFree(remote); |
MyFree(remote); |
196 |
} |
} |
197 |
|
|
|
|
|
|
|
|
|
|
|
198 |
/* opm_callback |
/* opm_callback |
199 |
* Register scanner level callback |
* Register scanner level callback |
200 |
* |
* |
205 |
* Error code |
* Error code |
206 |
*/ |
*/ |
207 |
|
|
208 |
OPM_ERR_T opm_callback(OPM_T *scanner, int type, OPM_CALLBACK_FUNC *function, void *data) |
OPM_ERR_T |
209 |
|
opm_callback(OPM_T *scanner, int type, OPM_CALLBACK_FUNC *function, void *data) |
210 |
{ |
{ |
211 |
if(type < 0 || type >= (CBLEN + 1)) |
if (type < 0 || type >= (CBLEN + 1)) |
212 |
return OPM_ERR_CBNOTFOUND; |
return OPM_ERR_CBNOTFOUND; |
213 |
|
|
214 |
scanner->callbacks[type].func = function; |
scanner->callbacks[type].func = function; |
215 |
scanner->callbacks[type].data = data; |
scanner->callbacks[type].data = data; |
216 |
|
|
217 |
return OPM_SUCCESS; |
return OPM_SUCCESS; |
218 |
} |
} |
219 |
|
|
|
|
|
|
|
|
|
|
|
220 |
/* opm_free |
/* opm_free |
221 |
* |
* |
222 |
* Free OPM_T (scanner) and cleanup |
* Free OPM_T (scanner) and cleanup |
227 |
* Return: |
* Return: |
228 |
* None |
* None |
229 |
*/ |
*/ |
230 |
|
void |
231 |
void opm_free(OPM_T *scanner) |
opm_free(OPM_T *scanner) |
232 |
{ |
{ |
233 |
OPM_NODE_T *p, *next; |
OPM_NODE_T *p, *next; |
234 |
OPM_PROTOCOL_CONFIG_T *ppc; |
OPM_PROTOCOL_CONFIG_T *ppc; |
235 |
OPM_SCAN_T *scan; |
OPM_SCAN_T *scan; |
236 |
|
|
237 |
libopm_config_free(scanner->config); |
libopm_config_free(scanner->config); |
238 |
|
|
239 |
|
LIST_FOREACH_SAFE(p, next, scanner->protocols->head) |
240 |
|
{ |
241 |
|
ppc = p->data; |
242 |
|
|
243 |
|
libopm_protocol_config_free(ppc); |
244 |
|
libopm_list_remove(scanner->protocols, p); |
245 |
|
libopm_node_free(p); |
246 |
|
} |
247 |
|
|
248 |
|
LIST_FOREACH_SAFE(p, next, scanner->scans->head) |
249 |
|
{ |
250 |
|
scan = p->data; |
251 |
|
|
252 |
|
libopm_scan_free(scan); |
253 |
|
libopm_list_remove(scanner->scans, p); |
254 |
|
libopm_node_free(p); |
255 |
|
} |
256 |
|
|
257 |
|
LIST_FOREACH_SAFE(p, next, scanner->queue->head) |
258 |
|
{ |
259 |
|
scan = p->data; |
260 |
|
|
261 |
|
libopm_scan_free(scan); |
262 |
|
libopm_list_remove(scanner->queue, p); |
263 |
|
libopm_node_free(p); |
264 |
|
} |
265 |
|
|
266 |
|
libopm_list_free(scanner->protocols); |
267 |
|
libopm_list_free(scanner->scans); |
268 |
|
libopm_list_free(scanner->queue); |
269 |
|
|
270 |
LIST_FOREACH_SAFE(p, next, scanner->protocols->head) |
MyFree(scanner->callbacks); |
271 |
{ |
MyFree(scanner); |
|
ppc = p->data; |
|
|
|
|
|
libopm_protocol_config_free(ppc); |
|
|
libopm_list_remove(scanner->protocols, p); |
|
|
libopm_node_free(p); |
|
|
} |
|
|
|
|
|
LIST_FOREACH_SAFE(p, next, scanner->scans->head) |
|
|
{ |
|
|
scan = p->data; |
|
|
libopm_scan_free(scan); |
|
|
libopm_list_remove(scanner->scans, p); |
|
|
libopm_node_free(p); |
|
|
} |
|
|
|
|
|
LIST_FOREACH_SAFE(p, next, scanner->queue->head) |
|
|
{ |
|
|
scan = p->data; |
|
|
libopm_scan_free(scan); |
|
|
libopm_list_remove(scanner->queue, p); |
|
|
libopm_node_free(p); |
|
|
} |
|
|
|
|
|
libopm_list_free(scanner->protocols); |
|
|
libopm_list_free(scanner->scans); |
|
|
libopm_list_free(scanner->queue); |
|
|
|
|
|
MyFree(scanner->callbacks); |
|
|
MyFree(scanner); |
|
272 |
} |
} |
273 |
|
|
|
|
|
|
|
|
|
|
|
274 |
/* opm_config |
/* opm_config |
275 |
* |
* |
276 |
* Wrapper to config_set. Set configuration variables |
* Wrapper to config_set. Set configuration variables |
284 |
* Return: |
* Return: |
285 |
* OPM_ERR_T containing error code |
* OPM_ERR_T containing error code |
286 |
*/ |
*/ |
287 |
|
OPM_ERR_T |
288 |
OPM_ERR_T opm_config(OPM_T *scanner, int key, const void *value) |
opm_config(OPM_T *scanner, int key, const void *value) |
289 |
{ |
{ |
290 |
return libopm_config_set((scanner->config), key, value); |
return libopm_config_set((scanner->config), key, value); |
291 |
} |
} |
292 |
|
|
|
|
|
|
|
|
|
|
|
293 |
/* opm_addtype |
/* opm_addtype |
294 |
* |
* |
295 |
* Add a proxy type and port to the list of protocols |
* Add a proxy type and port to the list of protocols |
296 |
* a scanner will use. |
* a scanner will use. |
297 |
* |
* |
298 |
* Parameters: |
* Parameters: |
299 |
* scanner: pointer to scanner struct |
* scanner: pointer to scanner struct |
300 |
* type: type of proxy to scan (used in hashing to the functions) |
* type: type of proxy to scan (used in hashing to the functions) |
303 |
* OPM_SUCCESS: Successful protocol add |
* OPM_SUCCESS: Successful protocol add |
304 |
* OPM_ERR_BADPROTOCOL: Protocol is unknown |
* OPM_ERR_BADPROTOCOL: Protocol is unknown |
305 |
*/ |
*/ |
306 |
|
OPM_ERR_T |
307 |
OPM_ERR_T opm_addtype(OPM_T *scanner, int type, unsigned short int port) |
opm_addtype(OPM_T *scanner, int type, unsigned short int port) |
308 |
{ |
{ |
309 |
unsigned int i; |
unsigned int i; |
|
|
|
|
OPM_NODE_T *node; |
|
|
OPM_PROTOCOL_CONFIG_T *protocol_config; |
|
|
|
|
|
for(i = 0; i < sizeof(OPM_PROTOCOLS) / sizeof(OPM_PROTOCOL_T); i++) |
|
|
{ |
|
|
if(type == OPM_PROTOCOLS[i].type) |
|
|
{ |
|
|
protocol_config = libopm_protocol_config_create(); |
|
310 |
|
|
311 |
protocol_config->type = &OPM_PROTOCOLS[i]; |
OPM_NODE_T *node; |
312 |
protocol_config->port = port; |
OPM_PROTOCOL_CONFIG_T *protocol_config; |
|
|
|
|
node = libopm_node_create(protocol_config); |
|
|
libopm_list_add(scanner->protocols, node); |
|
313 |
|
|
314 |
return OPM_SUCCESS; |
for (i = 0; i < sizeof(OPM_PROTOCOLS) / sizeof(OPM_PROTOCOL_T); i++) |
315 |
|
{ |
316 |
|
if (type == OPM_PROTOCOLS[i].type) |
317 |
|
{ |
318 |
|
protocol_config = libopm_protocol_config_create(); |
319 |
|
protocol_config->type = &OPM_PROTOCOLS[i]; |
320 |
|
protocol_config->port = port; |
321 |
|
|
322 |
|
node = libopm_node_create(protocol_config); |
323 |
|
libopm_list_add(scanner->protocols, node); |
324 |
|
|
325 |
|
return OPM_SUCCESS; |
326 |
|
} |
327 |
|
} |
328 |
|
|
329 |
} |
return OPM_ERR_BADPROTOCOL; |
|
} |
|
|
return OPM_ERR_BADPROTOCOL; |
|
330 |
} |
} |
331 |
|
|
|
|
|
|
|
|
332 |
/* opm_remote_addtype |
/* opm_remote_addtype |
333 |
* |
* |
334 |
* Add a proxy type and port to the list of protocols |
* Add a proxy type and port to the list of protocols |
342 |
* OPM_SUCCESS: Successful protocol add |
* OPM_SUCCESS: Successful protocol add |
343 |
* OPM_ERR_BADPROTOCOL: Protocol is unknown |
* OPM_ERR_BADPROTOCOL: Protocol is unknown |
344 |
*/ |
*/ |
|
|
|
345 |
OPM_ERR_T opm_remote_addtype(OPM_REMOTE_T *remote, int type, unsigned short int port) |
OPM_ERR_T opm_remote_addtype(OPM_REMOTE_T *remote, int type, unsigned short int port) |
346 |
{ |
{ |
347 |
unsigned int i; |
unsigned int i; |
|
|
|
|
OPM_NODE_T *node; |
|
|
OPM_PROTOCOL_CONFIG_T *protocol_config; |
|
348 |
|
|
349 |
for(i = 0; i < sizeof(OPM_PROTOCOLS) / sizeof(OPM_PROTOCOL_T); i++) |
OPM_NODE_T *node; |
350 |
{ |
OPM_PROTOCOL_CONFIG_T *protocol_config; |
|
if(type == OPM_PROTOCOLS[i].type) |
|
|
{ |
|
|
protocol_config = libopm_protocol_config_create(); |
|
351 |
|
|
352 |
protocol_config->type = &OPM_PROTOCOLS[i]; |
for (i = 0; i < sizeof(OPM_PROTOCOLS) / sizeof(OPM_PROTOCOL_T); i++) |
353 |
protocol_config->port = port; |
{ |
354 |
|
if (type == OPM_PROTOCOLS[i].type) |
355 |
|
{ |
356 |
|
protocol_config = libopm_protocol_config_create(); |
357 |
|
protocol_config->type = &OPM_PROTOCOLS[i]; |
358 |
|
protocol_config->port = port; |
359 |
|
|
360 |
|
node = libopm_node_create(protocol_config); |
361 |
|
libopm_list_add(remote->protocols, node); |
362 |
|
|
363 |
|
return OPM_SUCCESS; |
364 |
|
} |
365 |
|
} |
366 |
|
|
367 |
node = libopm_node_create(protocol_config); |
return OPM_ERR_BADPROTOCOL; |
|
libopm_list_add(remote->protocols, node); |
|
|
|
|
|
return OPM_SUCCESS; |
|
|
} |
|
|
} |
|
|
return OPM_ERR_BADPROTOCOL; |
|
368 |
} |
} |
369 |
|
|
|
|
|
|
|
|
|
|
|
370 |
/* libopm_protocol_create |
/* libopm_protocol_create |
371 |
* |
* |
372 |
* Create OPM_PROTOCOL_T struct. |
* Create OPM_PROTOCOL_T struct. |
379 |
* XXX - does not appear to be used anywhere? |
* XXX - does not appear to be used anywhere? |
380 |
* -grifferz |
* -grifferz |
381 |
*/ |
*/ |
|
|
|
382 |
#if 0 |
#if 0 |
383 |
static OPM_PROTOCOL_T *libopm_protocol_create(void) |
static OPM_PROTOCOL_T *libopm_protocol_create(void) |
384 |
{ |
{ |
385 |
OPM_PROTOCOL_T *ret; |
OPM_PROTOCOL_T *ret; |
386 |
ret = xcalloc(sizeof(OPM_PROTOCOL_T)); |
ret = xcalloc(sizeof(OPM_PROTOCOL_T)); |
387 |
|
|
388 |
|
ret->type = 0; |
389 |
|
ret->write_function = NULL; |
390 |
|
ret->read_function = NULL; |
391 |
|
|
392 |
ret->type = 0; |
return ret; |
|
ret->write_function = NULL; |
|
|
ret->read_function = NULL; |
|
|
|
|
|
return ret; |
|
393 |
} |
} |
394 |
#endif |
#endif |
395 |
|
|
|
|
|
396 |
/* libopm_protocol_free |
/* libopm_protocol_free |
397 |
* |
* |
398 |
* Free an OPM_PROTOCOL_T struct. Assume that if |
* Free an OPM_PROTOCOL_T struct. Assume that if |
399 |
* format is not NULL, it is pointed to dynamically |
* format is not NULL, it is pointed to dynamically |
400 |
* allocated memory and free it. |
* allocated memory and free it. |
401 |
* |
* |
402 |
* Parameters: |
* Parameters: |
403 |
* protocol: struct to free |
* protocol: struct to free |
404 |
* |
* |
405 |
* Return: |
* Return: |
406 |
* None |
* None |
407 |
* |
* |
408 |
* XXX - apparently no longer used? |
* XXX - apparently no longer used? |
409 |
* -grifferz |
* -grifferz |
410 |
*/ |
*/ |
|
|
|
411 |
#if 0 |
#if 0 |
412 |
static void libopm_protocol_free(OPM_PROTOCOL_T *protocol) |
static void |
413 |
|
libopm_protocol_free(OPM_PROTOCOL_T *protocol) |
414 |
{ |
{ |
415 |
MyFree(protocol); |
MyFree(protocol); |
416 |
} |
} |
417 |
#endif |
#endif |
418 |
|
|
|
|
|
|
|
|
419 |
/* libopm_protocol_config_create |
/* libopm_protocol_config_create |
420 |
* |
* |
421 |
* Allocate and return address of a new OPM_PROTOCOL_CONFIG_T |
* Allocate and return address of a new OPM_PROTOCOL_CONFIG_T |
426 |
* Return: |
* Return: |
427 |
* Address of new OPM_PROTOCOL_CONFIG_T |
* Address of new OPM_PROTOCOL_CONFIG_T |
428 |
*/ |
*/ |
429 |
|
static OPM_PROTOCOL_CONFIG_T * |
430 |
static OPM_PROTOCOL_CONFIG_T *libopm_protocol_config_create(void) |
libopm_protocol_config_create(void) |
431 |
{ |
{ |
432 |
OPM_PROTOCOL_CONFIG_T *ret; |
OPM_PROTOCOL_CONFIG_T *ret; |
433 |
ret = xcalloc(sizeof *ret); |
ret = xcalloc(sizeof *ret); |
434 |
|
|
435 |
return ret; |
return ret; |
436 |
} |
} |
437 |
|
|
|
|
|
|
|
|
|
|
|
438 |
/* protocol_config_free |
/* protocol_config_free |
439 |
* |
* |
440 |
* Free OPM_PROTOCOL_CONFIG_T struct |
* Free OPM_PROTOCOL_CONFIG_T struct |
445 |
* Return: |
* Return: |
446 |
* None |
* None |
447 |
*/ |
*/ |
448 |
|
static void |
449 |
static void libopm_protocol_config_free(OPM_PROTOCOL_CONFIG_T *protocol) |
libopm_protocol_config_free(OPM_PROTOCOL_CONFIG_T *protocol) |
450 |
{ |
{ |
451 |
MyFree(protocol); |
MyFree(protocol); |
452 |
} |
} |
453 |
|
|
|
|
|
|
|
|
|
|
|
454 |
/* opm_scan |
/* opm_scan |
455 |
* |
* |
456 |
* Scan remote host. The opm_scan function takes an OPM_REMOTE_T |
* Scan remote host. The opm_scan function takes an OPM_REMOTE_T |
460 |
* Parameters: |
* Parameters: |
461 |
* scanner: Scanner to scan host on |
* scanner: Scanner to scan host on |
462 |
* remote: OPM_REMOTE_T defining remote host |
* remote: OPM_REMOTE_T defining remote host |
463 |
* |
* |
464 |
* Return: |
* Return: |
465 |
* (to be written) |
* (to be written) |
466 |
*/ |
*/ |
467 |
|
OPM_ERR_T |
468 |
OPM_ERR_T opm_scan(OPM_T *scanner, OPM_REMOTE_T *remote) |
opm_scan(OPM_T *scanner, OPM_REMOTE_T *remote) |
469 |
{ |
{ |
470 |
OPM_SCAN_T *scan; /* New scan for OPM_T */ |
OPM_SCAN_T *scan; /* New scan for OPM_T */ |
471 |
OPM_NODE_T *node; /* Node we'll add scan to |
OPM_NODE_T *node; /* Node we'll add scan to when we link it to scans */ |
472 |
when we link it to scans */ |
unsigned int fd_limit; |
|
unsigned int fd_limit; |
|
473 |
|
|
474 |
fd_limit = *(int *) libopm_config(scanner->config, OPM_CONFIG_FD_LIMIT); |
fd_limit = *(int *)libopm_config(scanner->config, OPM_CONFIG_FD_LIMIT); |
475 |
|
|
476 |
if(LIST_SIZE(scanner->protocols) == 0 && |
if (LIST_SIZE(scanner->protocols) == 0 && |
477 |
LIST_SIZE(remote->protocols) == 0) |
LIST_SIZE(remote->protocols) == 0) |
478 |
{ |
return OPM_ERR_NOPROTOCOLS; |
|
return OPM_ERR_NOPROTOCOLS; |
|
|
} |
|
479 |
|
|
480 |
scan = libopm_scan_create(scanner, remote); |
scan = libopm_scan_create(scanner, remote); |
481 |
|
|
482 |
if(inet_pton(AF_INET, remote->ip, &(scan->addr.sa4.sin_addr) ) <= 0) |
if (inet_pton(AF_INET, remote->ip, &(scan->addr.sa4.sin_addr) ) <= 0) |
483 |
{ |
{ |
484 |
libopm_scan_free(scan); |
libopm_scan_free(scan); |
485 |
return OPM_ERR_BADADDR; |
return OPM_ERR_BADADDR; |
486 |
} |
} |
487 |
|
|
488 |
node = libopm_node_create(scan); |
node = libopm_node_create(scan); |
489 |
libopm_list_add(scanner->queue, node); |
libopm_list_add(scanner->queue, node); |
490 |
|
|
491 |
return OPM_SUCCESS; |
return OPM_SUCCESS; |
492 |
} |
} |
493 |
|
|
|
|
|
|
|
|
|
|
|
494 |
/* opm_end |
/* opm_end |
495 |
* |
* |
496 |
* End a scan prematurely. |
* End a scan prematurely. |
499 |
* scanner: Scanner to end scan on |
* scanner: Scanner to end scan on |
500 |
* remote: Pointer to remote struct to search for and end |
* remote: Pointer to remote struct to search for and end |
501 |
* |
* |
502 |
* Return: |
* Return: |
503 |
* No return. OPM_CALLBACK_END will still be called as normal. |
* No return. OPM_CALLBACK_END will still be called as normal. |
504 |
*/ |
*/ |
505 |
|
void |
506 |
void opm_end(OPM_T *scanner, OPM_REMOTE_T *remote) |
opm_end(OPM_T *scanner, OPM_REMOTE_T *remote) |
507 |
{ |
{ |
508 |
OPM_NODE_T *node1, *node2, *next1, *next2; |
OPM_NODE_T *node1, *node2, *next1, *next2; |
509 |
|
OPM_SCAN_T *scan; |
510 |
OPM_SCAN_T *scan; |
OPM_CONNECTION_T *conn; |
511 |
OPM_CONNECTION_T *conn; |
|
512 |
|
/* End active scans */ |
513 |
/* End active scans */ |
opm_endscan(scanner, remote); |
514 |
opm_endscan(scanner, remote); |
|
515 |
|
/* |
516 |
/* Secondly remove all traces of it in the queue. Once removed we have to call |
* Secondly remove all traces of it in the queue. Once removed we have to call |
517 |
OPM_CALLBACK_END */ |
* OPM_CALLBACK_END |
518 |
|
*/ |
519 |
LIST_FOREACH_SAFE(node1, next1, scanner->queue->head) |
LIST_FOREACH_SAFE(node1, next1, scanner->queue->head) |
520 |
{ |
{ |
521 |
scan = node1->data; |
scan = node1->data; |
522 |
if(scan->remote == remote) |
|
523 |
|
if (scan->remote == remote) |
524 |
|
{ |
525 |
|
/* Free all connections */ |
526 |
|
LIST_FOREACH_SAFE(node2, next2, scan->connections->head) |
527 |
{ |
{ |
528 |
/* Free all connections */ |
conn = node2->data; |
|
LIST_FOREACH_SAFE(node2, next2, scan->connections->head) |
|
|
{ |
|
|
|
|
|
conn = node2->data; |
|
|
|
|
|
libopm_list_remove(scan->connections, node2); |
|
|
libopm_connection_free(conn); |
|
|
libopm_node_free(node2); |
|
|
continue; |
|
|
} |
|
|
|
|
|
/* OPM_CALLBACK_END because check_closed normally handles this */ |
|
|
libopm_do_callback(scanner, scan->remote, OPM_CALLBACK_END, 0); |
|
529 |
|
|
530 |
/* Free up the scan */ |
libopm_list_remove(scan->connections, node2); |
531 |
libopm_list_remove(scanner->queue, node1); |
libopm_connection_free(conn); |
532 |
libopm_scan_free(scan); |
libopm_node_free(node2); |
533 |
libopm_node_free(node1); |
continue; |
534 |
} |
} |
|
} |
|
|
} |
|
|
|
|
535 |
|
|
536 |
|
/* OPM_CALLBACK_END because check_closed normally handles this */ |
537 |
|
libopm_do_callback(scanner, scan->remote, OPM_CALLBACK_END, 0); |
538 |
|
|
539 |
|
/* Free up the scan */ |
540 |
|
libopm_list_remove(scanner->queue, node1); |
541 |
|
libopm_scan_free(scan); |
542 |
|
libopm_node_free(node1); |
543 |
|
} |
544 |
|
} |
545 |
|
} |
546 |
|
|
547 |
/* opm_endscan |
/* opm_endscan |
548 |
* |
* |
557 |
* Return: |
* Return: |
558 |
* No return. OPM_CALLBACK_END will still be called as normal. |
* No return. OPM_CALLBACK_END will still be called as normal. |
559 |
*/ |
*/ |
560 |
|
void |
561 |
void opm_endscan(OPM_T *scanner, OPM_REMOTE_T *remote) |
opm_endscan(OPM_T *scanner, OPM_REMOTE_T *remote) |
562 |
{ |
{ |
563 |
OPM_NODE_T *node1, *node2; |
OPM_NODE_T *node1, *node2; |
564 |
|
OPM_SCAN_T *scan; |
565 |
OPM_SCAN_T *scan; |
OPM_CONNECTION_T *conn; |
566 |
OPM_CONNECTION_T *conn; |
|
567 |
|
/* |
568 |
/* |
* First check to see if it's in the queue, if it is set all connections closed |
569 |
First check to see if it's in the queue, if it is set all connections closed |
* Next cycle of libopm_check_closed will take care of the garbage and handle |
570 |
Next cycle of libopm_check_closed will take care of the garbage and handle |
* OPM_CALLBACK_END |
|
OPM_CALLBACK_END |
|
571 |
*/ |
*/ |
572 |
LIST_FOREACH(node1, scanner->scans->head) |
LIST_FOREACH(node1, scanner->scans->head) |
573 |
{ |
{ |
574 |
scan = node1->data; |
scan = node1->data; |
575 |
|
|
576 |
if(scan->remote == remote) |
if (scan->remote == remote) |
577 |
|
{ |
578 |
|
LIST_FOREACH(node2, scan->connections->head) |
579 |
{ |
{ |
580 |
LIST_FOREACH(node2, scan->connections->head) |
conn = (OPM_CONNECTION_T *) node2->data; |
581 |
{ |
conn->state = OPM_STATE_CLOSED; |
|
conn = (OPM_CONNECTION_T *) node2->data; |
|
|
conn->state = OPM_STATE_CLOSED; |
|
|
} |
|
582 |
} |
} |
583 |
} |
} |
584 |
|
} |
585 |
} |
} |
586 |
|
|
587 |
|
/* opm_active |
|
|
|
|
|
|
|
/* opm_active |
|
588 |
|
|
589 |
Return number of scans in a scanner left. |
Return number of scans in a scanner left. |
590 |
|
|
594 |
Return: |
Return: |
595 |
Number of active scans, both queued and active. |
Number of active scans, both queued and active. |
596 |
*/ |
*/ |
597 |
|
size_t |
598 |
size_t opm_active(OPM_T *scanner) |
opm_active(OPM_T *scanner) |
599 |
{ |
{ |
600 |
return LIST_SIZE(scanner->queue) + LIST_SIZE(scanner->scans); |
return LIST_SIZE(scanner->queue) + LIST_SIZE(scanner->scans); |
601 |
} |
} |
602 |
|
|
|
|
|
|
|
|
603 |
/* scan_create |
/* scan_create |
604 |
* |
* |
605 |
* Create new OPM_SCAN_T struct |
* Create new OPM_SCAN_T struct |
606 |
* |
* |
607 |
* Parameters: |
* Parameters: |
608 |
* scanner: Scanner the scan is being created for. This |
* scanner: Scanner the scan is being created for. This |
609 |
* is needed to get information on currently set |
* is needed to get information on currently set |
610 |
* protocols/config. |
* protocols/config. |
614 |
* Return |
* Return |
615 |
* Address of new struct |
* Address of new struct |
616 |
*/ |
*/ |
617 |
static OPM_SCAN_T *libopm_scan_create(OPM_T *scanner, OPM_REMOTE_T *remote) |
static OPM_SCAN_T * |
618 |
|
libopm_scan_create(OPM_T *scanner, OPM_REMOTE_T *remote) |
619 |
{ |
{ |
620 |
OPM_SCAN_T *ret; |
OPM_SCAN_T *ret; |
621 |
OPM_CONNECTION_T *conn; |
OPM_CONNECTION_T *conn; |
622 |
OPM_NODE_T *node, *p; |
OPM_NODE_T *node, *p; |
|
|
|
|
ret = xcalloc(sizeof *ret); |
|
623 |
|
|
624 |
ret->remote = remote; |
ret = xcalloc(sizeof *ret); |
|
ret->connections = libopm_list_create(); |
|
|
|
|
|
/* Setup list of connections, one for each protocol */ |
|
|
LIST_FOREACH(p, scanner->protocols->head) |
|
|
{ |
|
|
conn = libopm_connection_create(); |
|
|
|
|
|
conn->protocol = ((OPM_PROTOCOL_CONFIG_T *) p->data)->type; |
|
|
conn->port = ((OPM_PROTOCOL_CONFIG_T *) p->data)->port; |
|
|
|
|
|
node = libopm_node_create(conn); |
|
625 |
|
|
626 |
libopm_list_add(ret->connections, node); |
ret->remote = remote; |
627 |
} |
ret->connections = libopm_list_create(); |
|
|
|
|
/* Do the same for any specific protocols the remote struct might be configured |
|
|
with */ |
|
628 |
|
|
629 |
LIST_FOREACH(p, remote->protocols->head) |
/* Setup list of connections, one for each protocol */ |
630 |
{ |
LIST_FOREACH(p, scanner->protocols->head) |
631 |
conn = libopm_connection_create(); |
{ |
632 |
|
conn = libopm_connection_create(); |
633 |
|
|
634 |
conn->protocol = ((OPM_PROTOCOL_CONFIG_T *) p->data)->type; |
conn->protocol = ((OPM_PROTOCOL_CONFIG_T *) p->data)->type; |
635 |
conn->port = ((OPM_PROTOCOL_CONFIG_T *) p->data)->port; |
conn->port = ((OPM_PROTOCOL_CONFIG_T *) p->data)->port; |
636 |
|
|
637 |
node = libopm_node_create(conn); |
node = libopm_node_create(conn); |
638 |
|
|
639 |
libopm_list_add(ret->connections, node); |
libopm_list_add(ret->connections, node); |
640 |
} |
} |
641 |
|
|
642 |
memset(&(ret->addr), 0, sizeof(opm_sockaddr)); |
/* |
643 |
|
* Do the same for any specific protocols the remote struct might be configured with |
644 |
|
*/ |
645 |
|
LIST_FOREACH(p, remote->protocols->head) |
646 |
|
{ |
647 |
|
conn = libopm_connection_create(); |
648 |
|
|
649 |
|
conn->protocol = ((OPM_PROTOCOL_CONFIG_T *) p->data)->type; |
650 |
|
conn->port = ((OPM_PROTOCOL_CONFIG_T *) p->data)->port; |
651 |
|
|
652 |
|
node = libopm_node_create(conn); |
653 |
|
libopm_list_add(ret->connections, node); |
654 |
|
} |
655 |
|
|
656 |
return ret; |
memset(&(ret->addr), 0, sizeof(opm_sockaddr)); |
657 |
|
return ret; |
658 |
} |
} |
659 |
|
|
|
|
|
|
|
|
|
|
|
660 |
/* scan_free |
/* scan_free |
661 |
* |
* |
662 |
* Free and cleanup OPM_SCAN_T struct |
* Free and cleanup OPM_SCAN_T struct |
667 |
* Return: |
* Return: |
668 |
* None |
* None |
669 |
*/ |
*/ |
670 |
|
static void |
671 |
static void libopm_scan_free(OPM_SCAN_T *scan) |
libopm_scan_free(OPM_SCAN_T *scan) |
672 |
{ |
{ |
673 |
OPM_NODE_T *p, *next; |
OPM_NODE_T *p, *next; |
674 |
OPM_CONNECTION_T *conn; |
OPM_CONNECTION_T *conn; |
675 |
|
|
676 |
LIST_FOREACH_SAFE(p, next, scan->connections->head) |
LIST_FOREACH_SAFE(p, next, scan->connections->head) |
677 |
{ |
{ |
678 |
conn = p->data; |
conn = p->data; |
|
libopm_connection_free(conn); |
|
|
|
|
|
libopm_list_remove(scan->connections, p); |
|
|
libopm_node_free(p); |
|
|
} |
|
|
libopm_list_free(scan->connections); |
|
|
|
|
|
MyFree(scan); |
|
|
} |
|
679 |
|
|
680 |
|
libopm_connection_free(conn); |
681 |
|
libopm_list_remove(scan->connections, p); |
682 |
|
libopm_node_free(p); |
683 |
|
} |
684 |
|
|
685 |
|
libopm_list_free(scan->connections); |
686 |
|
|
687 |
|
MyFree(scan); |
688 |
|
} |
689 |
|
|
690 |
/* connection_create |
/* connection_create |
691 |
* |
* |
697 |
* Return: |
* Return: |
698 |
* Address of new OPM_CONNECTION_T |
* Address of new OPM_CONNECTION_T |
699 |
*/ |
*/ |
700 |
|
static OPM_CONNECTION_T * |
701 |
static OPM_CONNECTION_T *libopm_connection_create(void) |
libopm_connection_create(void) |
702 |
{ |
{ |
703 |
OPM_CONNECTION_T *ret; |
OPM_CONNECTION_T *ret; |
|
ret = xcalloc(sizeof *ret); |
|
704 |
|
|
705 |
ret->fd = 0; |
ret = xcalloc(sizeof *ret); |
|
ret->bytes_read = 0; |
|
|
ret->readlen = 0; |
|
|
ret->protocol = 0; |
|
|
ret->port = 0; |
|
|
|
|
|
ret->state = OPM_STATE_UNESTABLISHED; |
|
|
|
|
|
return ret; |
|
|
} |
|
706 |
|
|
707 |
|
ret->fd = 0; |
708 |
|
ret->bytes_read = 0; |
709 |
|
ret->readlen = 0; |
710 |
|
ret->protocol = 0; |
711 |
|
ret->port = 0; |
712 |
|
|
713 |
|
ret->state = OPM_STATE_UNESTABLISHED; |
714 |
|
|
715 |
|
return ret; |
716 |
|
} |
717 |
|
|
718 |
/* connection_free |
/* connection_free |
719 |
* |
* |
725 |
* Return: |
* Return: |
726 |
* None |
* None |
727 |
*/ |
*/ |
728 |
|
static void |
729 |
static void libopm_connection_free(OPM_CONNECTION_T *conn) |
libopm_connection_free(OPM_CONNECTION_T *conn) |
730 |
{ |
{ |
731 |
MyFree(conn); |
MyFree(conn); |
732 |
} |
} |
733 |
|
|
|
|
|
734 |
/* opm_cycle |
/* opm_cycle |
735 |
* |
* |
736 |
* Perform tasks (called by client's loop) |
* Perform tasks (called by client's loop) |
740 |
* Return: |
* Return: |
741 |
* None |
* None |
742 |
*/ |
*/ |
743 |
|
void |
744 |
void opm_cycle(OPM_T *scanner) |
opm_cycle(OPM_T *scanner) |
745 |
{ |
{ |
746 |
libopm_check_queue(scanner); /* Move scans from the queue to the live scan list */ |
libopm_check_queue(scanner); /* Move scans from the queue to the live scan list */ |
747 |
libopm_check_establish(scanner); /* Make new connections if possible */ |
libopm_check_establish(scanner); /* Make new connections if possible */ |
748 |
libopm_check_poll(scanner); /* Poll connections for IO and proxy test */ |
libopm_check_poll(scanner); /* Poll connections for IO and proxy test */ |
749 |
libopm_check_closed(scanner); /* Check for closed or timed out connections */ |
libopm_check_closed(scanner); /* Check for closed or timed out connections */ |
750 |
} |
} |
751 |
|
|
|
|
|
|
|
|
|
|
|
752 |
/* check_queue |
/* check_queue |
753 |
* |
* |
754 |
* Move scans from the queue to the live scan list as long as there is |
* Move scans from the queue to the live scan list as long as there is |
760 |
* Return: |
* Return: |
761 |
* None |
* None |
762 |
*/ |
*/ |
763 |
|
static void |
764 |
static void libopm_check_queue(OPM_T *scanner) |
libopm_check_queue(OPM_T *scanner) |
765 |
{ |
{ |
766 |
OPM_NODE_T *node; |
OPM_NODE_T *node; |
767 |
OPM_SCAN_T *scan; |
OPM_SCAN_T *scan; |
797 |
|
|
798 |
} |
} |
799 |
|
|
|
|
|
|
|
|
|
|
|
800 |
/* check_establish |
/* check_establish |
801 |
* |
* |
802 |
* Make new connections if there are free file descriptors and connections |
* Make new connections if there are free file descriptors and connections |
807 |
* Return: |
* Return: |
808 |
* None |
* None |
809 |
*/ |
*/ |
810 |
|
static void |
811 |
static void libopm_check_establish(OPM_T *scanner) |
libopm_check_establish(OPM_T *scanner) |
812 |
{ |
{ |
813 |
OPM_NODE_T *node1, *node2; |
OPM_NODE_T *node1, *node2; |
814 |
OPM_SCAN_T *scan; |
OPM_SCAN_T *scan; |
815 |
OPM_CONNECTION_T *conn; |
OPM_CONNECTION_T *conn; |
816 |
|
unsigned int fd_limit; |
817 |
unsigned int fd_limit; |
|
818 |
|
if (LIST_SIZE(scanner->scans) == 0) |
819 |
if(LIST_SIZE(scanner->scans) == 0) |
return; |
820 |
return; |
|
821 |
|
fd_limit = *(int *)libopm_config(scanner->config, OPM_CONFIG_FD_LIMIT); |
822 |
fd_limit = *(int *) libopm_config(scanner->config, OPM_CONFIG_FD_LIMIT); |
|
823 |
|
if (scanner->fd_use >= fd_limit) |
824 |
if(scanner->fd_use >= fd_limit) |
return; |
825 |
return; |
|
826 |
|
LIST_FOREACH(node1, scanner->scans->head) |
827 |
LIST_FOREACH(node1, scanner->scans->head) |
{ |
828 |
{ |
scan = node1->data; |
829 |
scan = node1->data; |
|
830 |
LIST_FOREACH(node2, scan->connections->head) |
LIST_FOREACH(node2, scan->connections->head) |
831 |
{ |
{ |
832 |
/* Only scan if we have free file descriptors */ |
/* Only scan if we have free file descriptors */ |
833 |
if(scanner->fd_use >= fd_limit) |
if (scanner->fd_use >= fd_limit) |
834 |
return; |
return; |
835 |
|
|
836 |
conn = node2->data; |
conn = node2->data; |
837 |
if(conn->state == OPM_STATE_UNESTABLISHED) |
|
838 |
libopm_do_connect(scanner, scan, conn); |
if (conn->state == OPM_STATE_UNESTABLISHED) |
839 |
} |
libopm_do_connect(scanner, scan, conn); |
840 |
} |
} |
841 |
|
} |
842 |
} |
} |
843 |
|
|
|
|
|
|
|
|
|
|
|
844 |
/* check_closed |
/* check_closed |
845 |
* |
* |
846 |
* Check for connections which have timed out or are |
* Check for connections which have timed out or are |
856 |
* Return: |
* Return: |
857 |
* None |
* None |
858 |
*/ |
*/ |
859 |
|
static void |
860 |
static void libopm_check_closed(OPM_T *scanner) |
libopm_check_closed(OPM_T *scanner) |
861 |
{ |
{ |
862 |
|
|
863 |
time_t present; |
time_t present; |
926 |
} |
} |
927 |
} |
} |
928 |
|
|
|
|
|
|
|
|
|
|
|
929 |
/* do_connect |
/* do_connect |
930 |
* |
* |
931 |
* Call socket() and connect() to start a scan. |
* Call socket() and connect() to start a scan. |
936 |
* Return: |
* Return: |
937 |
* None |
* None |
938 |
*/ |
*/ |
939 |
|
static void |
940 |
static void libopm_do_connect(OPM_T * scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
libopm_do_connect(OPM_T * scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
941 |
{ |
{ |
942 |
opm_sockaddr *bind_ip; |
opm_sockaddr *bind_ip; |
943 |
|
|
986 |
time(&(conn->creation)); /* Stamp creation time, for timeout */ |
time(&(conn->creation)); /* Stamp creation time, for timeout */ |
987 |
} |
} |
988 |
|
|
|
|
|
989 |
/* check_poll |
/* check_poll |
990 |
* |
* |
991 |
* Check sockets for ready read/write |
* Check sockets for ready read/write |
995 |
* Return: |
* Return: |
996 |
* None |
* None |
997 |
*/ |
*/ |
998 |
|
static void |
999 |
static void libopm_check_poll(OPM_T *scanner) |
libopm_check_poll(OPM_T *scanner) |
1000 |
{ |
{ |
1001 |
OPM_NODE_T *node1, *node2; |
OPM_NODE_T *node1, *node2; |
1002 |
OPM_SCAN_T *scan; |
OPM_SCAN_T *scan; |
1091 |
} |
} |
1092 |
} |
} |
1093 |
|
|
|
|
|
|
|
|
|
|
|
1094 |
/* do_readready |
/* do_readready |
1095 |
* |
* |
1096 |
* Remote connection is read ready, read the data into a buffer and check it against |
* Remote connection is read ready, read the data into a buffer and check it against |
1104 |
* Return: |
* Return: |
1105 |
* None |
* None |
1106 |
*/ |
*/ |
1107 |
|
static void |
1108 |
static void libopm_do_readready(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
libopm_do_readready(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
1109 |
{ |
{ |
1110 |
|
|
1111 |
int max_read; |
int max_read; |
1168 |
} |
} |
1169 |
} |
} |
1170 |
|
|
|
|
|
|
|
|
|
|
|
1171 |
/* do_read |
/* do_read |
1172 |
* |
* |
1173 |
* A line of data has been read from the socket, check it against |
* A line of data has been read from the socket, check it against |
1174 |
* target string. |
* target string. |
1175 |
* |
* |
1176 |
* |
* |
1177 |
* |
* |
1178 |
* Parameters: |
* Parameters: |
1179 |
* scanner: Scanner doing the scan |
* scanner: Scanner doing the scan |
1183 |
* Return: |
* Return: |
1184 |
* None |
* None |
1185 |
*/ |
*/ |
1186 |
|
static void |
1187 |
static void libopm_do_read(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
libopm_do_read(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
1188 |
{ |
{ |
1189 |
OPM_LIST_T *list; |
OPM_LIST_T *list; |
1190 |
OPM_NODE_T *node; |
OPM_NODE_T *node; |
1191 |
char *target_string; |
char *target_string; |
1192 |
|
|
1193 |
/* Check readbuf against target strings */ |
/* Check readbuf against target strings */ |
1194 |
list = (OPM_LIST_T *) libopm_config(scanner->config, OPM_CONFIG_TARGET_STRING); |
list = (OPM_LIST_T *)libopm_config(scanner->config, OPM_CONFIG_TARGET_STRING); |
1195 |
LIST_FOREACH(node, list->head) |
|
1196 |
{ |
LIST_FOREACH(node, list->head) |
1197 |
target_string = node->data; |
{ |
1198 |
if(strstr(conn->readbuf, target_string)) |
target_string = node->data; |
1199 |
{ |
|
1200 |
libopm_do_openproxy(scanner, scan, conn); |
if (strstr(conn->readbuf, target_string)) |
1201 |
break; |
{ |
1202 |
} |
libopm_do_openproxy(scanner, scan, conn); |
1203 |
} |
break; |
1204 |
|
} |
1205 |
|
} |
1206 |
} |
} |
1207 |
|
|
|
|
|
1208 |
/* do_openproxy |
/* do_openproxy |
1209 |
* |
* |
1210 |
* An open proxy was found on connection conn. Cleanup the connection and |
* An open proxy was found on connection conn. Cleanup the connection and |
1218 |
* Return: |
* Return: |
1219 |
* None |
* None |
1220 |
*/ |
*/ |
1221 |
|
static void |
1222 |
static void libopm_do_openproxy(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
libopm_do_openproxy(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
1223 |
{ |
{ |
1224 |
OPM_REMOTE_T *remote; |
OPM_REMOTE_T *remote; |
1225 |
|
|
1226 |
remote = scan->remote; |
remote = scan->remote; |
1227 |
|
|
1228 |
/* Mark the connection for close */ |
/* Mark the connection for close */ |
1229 |
conn->state = OPM_STATE_CLOSED; |
conn->state = OPM_STATE_CLOSED; |
1230 |
|
|
1231 |
/* Call client's open proxy callback */ |
/* Call client's open proxy callback */ |
1232 |
libopm_do_callback(scanner, libopm_setup_remote(scan->remote, conn), OPM_CALLBACK_OPENPROXY, 0); |
libopm_do_callback(scanner, libopm_setup_remote(scan->remote, conn), OPM_CALLBACK_OPENPROXY, 0); |
1233 |
} |
} |
1234 |
|
|
|
|
|
|
|
|
|
|
|
1235 |
/* do_writeready |
/* do_writeready |
1236 |
* |
* |
1237 |
* Remote connection is write ready, call the specific protocol |
* Remote connection is write ready, call the specific protocol |
1245 |
* Return: |
* Return: |
1246 |
* None |
* None |
1247 |
*/ |
*/ |
1248 |
|
static void |
1249 |
static void libopm_do_writeready(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
libopm_do_writeready(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
1250 |
{ |
{ |
1251 |
OPM_PROTOCOL_T *protocol; |
OPM_PROTOCOL_T *protocol; |
1252 |
|
|
1253 |
protocol = conn->protocol; |
protocol = conn->protocol; |
1254 |
|
|
1255 |
/* Call write function for specific protocol */ |
/* Call write function for specific protocol */ |
1256 |
if(protocol->write_function) |
if (protocol->write_function) |
1257 |
protocol->write_function(scanner, scan, conn); |
protocol->write_function(scanner, scan, conn); |
1258 |
|
|
1259 |
/* Flag as NEGSENT so we don't have to send data again*/ |
/* Flag as NEGSENT so we don't have to send data again*/ |
1260 |
conn->state = OPM_STATE_NEGSENT; |
conn->state = OPM_STATE_NEGSENT; |
1261 |
} |
} |
1262 |
|
|
|
|
|
|
|
|
|
|
|
1263 |
/* do_hup |
/* do_hup |
1264 |
* |
* |
1265 |
* Connection ended prematurely |
* Connection ended prematurely |
1272 |
* Return: |
* Return: |
1273 |
* None |
* None |
1274 |
*/ |
*/ |
1275 |
|
static void |
1276 |
static void libopm_do_hup(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
libopm_do_hup(OPM_T *scanner, OPM_SCAN_T *scan, OPM_CONNECTION_T *conn) |
1277 |
{ |
{ |
1278 |
OPM_REMOTE_T *remote; |
OPM_REMOTE_T *remote; |
1279 |
|
|
1280 |
remote = scan->remote; |
remote = scan->remote; |
1281 |
|
|
1282 |
/* Mark the connection for close */ |
/* Mark the connection for close */ |
1283 |
conn->state = OPM_STATE_CLOSED; |
conn->state = OPM_STATE_CLOSED; |
1284 |
|
|
1285 |
libopm_do_callback(scanner, libopm_setup_remote(scan->remote, conn), OPM_CALLBACK_NEGFAIL, 0); |
libopm_do_callback(scanner, libopm_setup_remote(scan->remote, conn), OPM_CALLBACK_NEGFAIL, 0); |
1286 |
} |
} |
1287 |
|
|
|
|
|
|
|
|
|
|
|
1288 |
/* do_callback |
/* do_callback |
1289 |
* |
* |
1290 |
* Call callback |
* Call callback |
1297 |
* Return: |
* Return: |
1298 |
* None |
* None |
1299 |
*/ |
*/ |
1300 |
|
static void |
1301 |
static void libopm_do_callback(OPM_T *scanner, OPM_REMOTE_T *remote, int type, int var) |
libopm_do_callback(OPM_T *scanner, OPM_REMOTE_T *remote, int type, int var) |
1302 |
{ |
{ |
1303 |
/* Callback is out of range */ |
/* Callback is out of range */ |
1304 |
if(type < 0 || type >= (CBLEN + 1)) |
if (type < 0 || type >= (CBLEN + 1)) |
1305 |
return; |
return; |
1306 |
|
|
1307 |
if(scanner->callbacks[type].func) |
if (scanner->callbacks[type].func) |
1308 |
(scanner->callbacks[type].func) (scanner, remote, var, scanner->callbacks[type].data); |
(scanner->callbacks[type].func)(scanner, remote, var, scanner->callbacks[type].data); |
1309 |
} |
} |
1310 |
|
|
|
|
|
|
|
|
|
|
|
1311 |
/* setup_remote |
/* setup_remote |
1312 |
* |
* |
1313 |
* Setup an OPM_REMOTE_T with information from an OPM_CONNECTION_T |
* Setup an OPM_REMOTE_T with information from an OPM_CONNECTION_T |
1315 |
* |
* |
1316 |
* Parameters: |
* Parameters: |
1317 |
* remote, conn |
* remote, conn |
1318 |
* |
* |
1319 |
* Return: |
* Return: |
1320 |
* remote |
* remote |
1321 |
*/ |
*/ |
1322 |
|
static OPM_REMOTE_T * |
1323 |
static OPM_REMOTE_T *libopm_setup_remote(OPM_REMOTE_T *remote, OPM_CONNECTION_T *conn) |
libopm_setup_remote(OPM_REMOTE_T *remote, OPM_CONNECTION_T *conn) |
1324 |
{ |
{ |
1325 |
remote->port = conn->port; |
remote->port = conn->port; |
1326 |
remote->bytes_read = conn->bytes_read; |
remote->bytes_read = conn->bytes_read; |
1327 |
remote->protocol = conn->protocol->type; |
remote->protocol = conn->protocol->type; |
1328 |
|
|
1329 |
return remote; |
return remote; |
1330 |
} |
} |