Commit b88b5d23a6c7acd755a0901adbabb82645b0e1be

Authored by Perry Werneck
1 parent d2eea719

Adjustments on session structure.

src/include/lib3270.h
... ... @@ -454,13 +454,26 @@
454 454 /**
455 455 * @brief Register a function interested in a state change.
456 456 *
457   - * @param h Session handle.
458   - * @param tx State ID
459   - * @param func Callback
460   - * @param data Data
  457 + * @param hSession Session handle.
  458 + * @param tx State ID
  459 + * @param func Callback
  460 + * @param data Data
  461 + *
  462 + * @return State change identifier.
  463 + *
  464 + */
  465 + LIB3270_EXPORT const void * lib3270_register_schange(H3270 *hSession, LIB3270_STATE tx, void (*func)(H3270 *, int, void *),void *data);
  466 +
  467 + /**
  468 + * @brief Unregister a function interested in a state change.
  469 + *
  470 + * @param hSession Session handle.
  471 + * @param id State change identifier.
  472 + *
  473 + * @return 0 if suceeds, non zero if fails (sets errno).
461 474 *
462 475 */
463   - LIB3270_EXPORT void lib3270_register_schange(H3270 *h,LIB3270_STATE tx, void (*func)(H3270 *, int, void *),void *data);
  476 + LIB3270_EXPORT int lib3270_unregister_schange(H3270 *hSession, LIB3270_STATE tx, void * id);
464 477  
465 478 LIB3270_EXPORT void lib3270_reset_callbacks(H3270 *hSession);
466 479  
... ...
src/lib3270/host.c
... ... @@ -167,26 +167,66 @@ void lib3270_set_disconnected(H3270 *hSession)
167 167  
168 168 /**
169 169 * @brief Register a function interested in a state change.
  170 + *
  171 + * @param hSession Session handle.
  172 + * @param tx State ID
  173 + * @param func Callback
  174 + * @param data Data
  175 + *
  176 + * @return State change identifier.
  177 + *
170 178 */
171   -LIB3270_EXPORT void lib3270_register_schange(H3270 *h, LIB3270_STATE tx, void (*func)(H3270 *, int, void *),void *data)
  179 +LIB3270_EXPORT const void * lib3270_register_schange(H3270 *hSession, LIB3270_STATE tx, void (*func)(H3270 *, int, void *),void *data)
172 180 {
173 181 struct lib3270_state_callback *st;
174 182  
175   - CHECK_SESSION_HANDLE(h);
  183 + CHECK_SESSION_HANDLE(hSession);
176 184  
177 185 st = (struct lib3270_state_callback *) lib3270_malloc(sizeof(struct lib3270_state_callback));
178 186 st->func = func;
179 187 st->data = data;
180 188  
181   - if (h->st_last[tx])
182   - h->st_last[tx]->next = st;
  189 + if (hSession->st.last[tx])
  190 + hSession->st.last[tx]->next = st;
183 191 else
184   - h->st_callbacks[tx] = st;
  192 + hSession->st.callbacks[tx] = st;
  193 +
  194 + hSession->st.last[tx] = st;
185 195  
186   - h->st_last[tx] = st;
  196 + return (void *) st;
187 197  
188 198 }
189 199  
  200 +LIB3270_EXPORT int lib3270_unregister_schange(H3270 *hSession, LIB3270_STATE tx, void * id)
  201 +{
  202 + struct lib3270_state_callback *st;
  203 + struct lib3270_state_callback *prev = (struct lib3270_state_callback *) NULL;
  204 +
  205 + for (st = hSession->st.callbacks[tx]; st != (struct lib3270_state_callback *) NULL; st = (struct lib3270_state_callback *) st->next)
  206 + {
  207 + if (st == (struct lib3270_state_callback *)id)
  208 + break;
  209 +
  210 + prev = st;
  211 + }
  212 +
  213 + if (st == (struct lib3270_state_callback *)NULL)
  214 + {
  215 + lib3270_write_log(hSession,"lib3270","Invalid call to (%s): %p wasnt found in the list",__FUNCTION__,id);
  216 + return errno = ENOENT;
  217 + }
  218 +
  219 + if (prev != (struct lib3270_state_callback *) NULL)
  220 + prev->next = st->next;
  221 + else
  222 + hSession->st.callbacks[tx] = (struct lib3270_state_callback *) st->next;
  223 +
  224 + lib3270_free(id);
  225 +
  226 + return 0;
  227 +}
  228 +
  229 +
190 230 /**
191 231 * @brief Signal a state change.
192 232 */
... ... @@ -214,7 +254,7 @@ void lib3270_st_changed(H3270 *h, LIB3270_STATE tx, int mode)
214 254  
215 255 trace("%s is %d on session %p",state_name[tx],mode,h);
216 256  
217   - for (st = h->st_callbacks[tx];st;st = st->next)
  257 + for(st = h->st.callbacks[tx];st;st = st->next)
218 258 {
219 259 st->func(h,mode,st->data);
220 260 }
... ... @@ -449,23 +489,23 @@ LIB3270_EXPORT const char * lib3270_get_luname(H3270 *h)
449 489 LIB3270_EXPORT int lib3270_has_active_script(H3270 *h)
450 490 {
451 491 CHECK_SESSION_HANDLE(h);
452   - return (h->oia_flag[LIB3270_FLAG_SCRIPT] != 0);
  492 + return (h->oia.flag[LIB3270_FLAG_SCRIPT] != 0);
453 493 }
454 494  
455 495 LIB3270_EXPORT int lib3270_get_typeahead(H3270 *h)
456 496 {
457 497 CHECK_SESSION_HANDLE(h);
458   - return (h->oia_flag[LIB3270_FLAG_TYPEAHEAD] != 0);
  498 + return (h->oia.flag[LIB3270_FLAG_TYPEAHEAD] != 0);
459 499 }
460 500  
461 501 LIB3270_EXPORT int lib3270_get_undera(H3270 *h)
462 502 {
463 503 CHECK_SESSION_HANDLE(h);
464   - return (h->oia_flag[LIB3270_FLAG_UNDERA] != 0);
  504 + return (h->oia.flag[LIB3270_FLAG_UNDERA] != 0);
465 505 }
466 506  
467 507 LIB3270_EXPORT int lib3270_get_oia_box_solid(H3270 *h)
468 508 {
469 509 CHECK_SESSION_HANDLE(h);
470   - return (h->oia_flag[LIB3270_FLAG_BOXSOLID] != 0);
  510 + return (h->oia.flag[LIB3270_FLAG_BOXSOLID] != 0);
471 511 }
... ...
src/lib3270/private.h
... ... @@ -366,14 +366,16 @@ struct _h3270
366 366 char * qualified;
367 367 } host;
368 368  
369   - char * proxy; /**< Proxy server (type:host[:port]) */
  369 + // char * proxy; /**< Proxy server (type:host[:port]) */
370 370 char * termname;
371 371  
372 372 struct lib3270_charset charset;
373 373  
374   - LIB3270_MESSAGE oia_status;
375   -
376   - unsigned char oia_flag[LIB3270_FLAG_COUNT];
  374 + struct
  375 + {
  376 + LIB3270_MESSAGE status;
  377 + unsigned char flag[LIB3270_FLAG_COUNT];
  378 + } oia;
377 379  
378 380 unsigned short current_port;
379 381  
... ... @@ -630,9 +632,11 @@ struct _h3270
630 632 void *userdata;
631 633 } trace;
632 634  
633   - // Callbacks.
634   - struct lib3270_state_callback * st_callbacks[LIB3270_STATE_USER];
635   - struct lib3270_state_callback * st_last[LIB3270_STATE_USER];
  635 + // State change listeners.
  636 + struct {
  637 + struct lib3270_state_callback * callbacks[LIB3270_STATE_USER];
  638 + struct lib3270_state_callback * last[LIB3270_STATE_USER];
  639 + } st;
636 640  
637 641 };
638 642  
... ...
src/lib3270/properties.c
... ... @@ -641,9 +641,9 @@ LIB3270_EXPORT int lib3270_get_secure_host(H3270 *hSession)
641 641  
642 642 }
643 643  
  644 +#ifdef SSL_ENABLE_CRL_CHECK
644 645 LIB3270_EXPORT char * lib3270_get_ssl_crl_text(H3270 *hSession)
645 646 {
646   -#ifdef SSL_ENABLE_CRL_CHECK
647 647  
648 648 if(hSession->ssl.crl.cert)
649 649 {
... ... @@ -666,11 +666,16 @@ LIB3270_EXPORT char * lib3270_get_ssl_crl_text(H3270 *hSession)
666 666  
667 667 }
668 668  
  669 + return NULL;
669 670  
670   -#endif // SSL_ENABLE_CRL_CHECK
671   -
  671 +}
  672 +#else
  673 +LIB3270_EXPORT char * lib3270_get_ssl_crl_text(H3270 *hSession unused)
  674 +{
672 675 return NULL;
673 676 }
  677 +#endif // SSL_ENABLE_CRL_CHECK
  678 +
674 679  
675 680 LIB3270_EXPORT char * lib3270_get_ssl_peer_certificate_text(H3270 *hSession)
676 681 {
... ...
src/lib3270/screen.c
... ... @@ -545,8 +545,8 @@ void set_status(H3270 *session, LIB3270_FLAG id, Boolean on)
545 545 {
546 546 CHECK_SESSION_HANDLE(session);
547 547  
548   - session->oia_flag[id] = (on != 0);
549   - session->cbk.update_oia(session,id,session->oia_flag[id]);
  548 + session->oia.flag[id] = (on != 0);
  549 + session->cbk.update_oia(session,id,session->oia.flag[id]);
550 550  
551 551 }
552 552  
... ... @@ -640,7 +640,7 @@ void status_reset(H3270 *session)
640 640 LIB3270_EXPORT LIB3270_MESSAGE lib3270_get_program_message(H3270 *session)
641 641 {
642 642 CHECK_SESSION_HANDLE(session);
643   - return session->oia_status;
  643 + return session->oia.status;
644 644 }
645 645  
646 646 /**
... ... @@ -655,8 +655,8 @@ LIB3270_EXPORT LIB3270_MESSAGE lib3270_lock_status(H3270 *hSession)
655 655 {
656 656 CHECK_SESSION_HANDLE(hSession);
657 657  
658   - if(hSession->oia_status)
659   - return hSession->oia_status;
  658 + if(hSession->oia.status)
  659 + return hSession->oia.status;
660 660  
661 661 if(hSession->kybdlock)
662 662 return LIB3270_MESSAGE_KYBDLOCK;
... ... @@ -683,10 +683,10 @@ void status_changed(H3270 *session, LIB3270_MESSAGE id)
683 683 {
684 684 CHECK_SESSION_HANDLE(session);
685 685  
686   - if(id == session->oia_status || id < 0)
  686 + if(id == session->oia.status || id < 0)
687 687 return;
688 688  
689   - session->oia_status = id;
  689 + session->oia.status = id;
690 690  
691 691 session->cbk.update_status(session,id);
692 692 }
... ...
src/lib3270/session.c
... ... @@ -91,11 +91,11 @@ void lib3270_session_free(H3270 *h)
91 91 // Release state change callbacks
92 92 for(f=0;f<LIB3270_STATE_USER;f++)
93 93 {
94   - while(h->st_callbacks[f])
  94 + while(h->st.callbacks[f])
95 95 {
96   - struct lib3270_state_callback *next = h->st_callbacks[f]->next;
97   - lib3270_free(h->st_callbacks[f]);
98   - h->st_callbacks[f] = next;
  96 + struct lib3270_state_callback *next = h->st.callbacks[f]->next;
  97 + lib3270_free(h->st.callbacks[f]);
  98 + h->st.callbacks[f] = next;
99 99 }
100 100 }
101 101  
... ... @@ -321,7 +321,7 @@ static void lib3270_session_init(H3270 *hSession, const char *model, const char
321 321 hSession->sock = -1;
322 322 hSession->model_num = -1;
323 323 hSession->cstate = LIB3270_NOT_CONNECTED;
324   - hSession->oia_status = -1;
  324 + hSession->oia.status = -1;
325 325 hSession->kybdlock = KL_NOT_CONNECTED;
326 326 hSession->aid = AID_NO;
327 327 hSession->reply_mode = SF_SRM_FIELD;
... ...