diff options
Diffstat (limited to 'pjsip/src/pjsip_simple/event_notify_msg.c')
| -rw-r--r-- | pjsip/src/pjsip_simple/event_notify_msg.c | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/pjsip/src/pjsip_simple/event_notify_msg.c b/pjsip/src/pjsip_simple/event_notify_msg.c new file mode 100644 index 00000000..6e7136d6 --- /dev/null +++ b/pjsip/src/pjsip_simple/event_notify_msg.c @@ -0,0 +1,305 @@ +/* $Header: /pjproject/pjsip/src/pjsip_simple/event_notify_msg.c 2 6/21/05 12:37a Bennylp $ */
+#include <pjsip_simple/event_notify_msg.h>
+#include <pjsip/print.h>
+#include <pjsip/sip_parser.h>
+#include <pj/pool.h>
+#include <pj/string.h>
+#include <pj/except.h>
+
+static int pjsip_event_hdr_print( pjsip_event_hdr *hdr,
+ char *buf, pj_size_t size);
+static pjsip_event_hdr* pjsip_event_hdr_clone( pj_pool_t *pool,
+ const pjsip_event_hdr *hdr);
+static pjsip_event_hdr* pjsip_event_hdr_shallow_clone( pj_pool_t *pool,
+ const pjsip_event_hdr*);
+
+static pjsip_hdr_vptr event_hdr_vptr =
+{
+ (pjsip_hdr_clone_fptr) &pjsip_event_hdr_clone,
+ (pjsip_hdr_clone_fptr) &pjsip_event_hdr_shallow_clone,
+ (pjsip_hdr_print_fptr) &pjsip_event_hdr_print,
+};
+
+
+PJ_DEF(pjsip_event_hdr*) pjsip_event_hdr_create(pj_pool_t *pool)
+{
+ pj_str_t event = { "Event", 5 };
+ pjsip_event_hdr *hdr = pj_pool_calloc(pool, 1, sizeof(*hdr));
+ hdr->type = PJSIP_H_OTHER;
+ hdr->name = hdr->sname = event;
+ hdr->vptr = &event_hdr_vptr;
+ pj_list_init(hdr);
+ return hdr;
+}
+
+static int pjsip_event_hdr_print( pjsip_event_hdr *hdr,
+ char *buf, pj_size_t size)
+{
+ char *p = buf;
+ char *endbuf = buf+size;
+ int printed;
+
+ copy_advance(p, hdr->name);
+ *p++ = ':';
+ *p++ = ' ';
+
+ copy_advance(p, hdr->event_type);
+ copy_advance_pair(p, ";id=", 4, hdr->id_param);
+ if (hdr->other_param.slen)
+ copy_advance(p, hdr->other_param);
+ return p - buf;
+}
+
+static pjsip_event_hdr* pjsip_event_hdr_clone( pj_pool_t *pool,
+ const pjsip_event_hdr *rhs)
+{
+ pjsip_event_hdr *hdr = pjsip_event_hdr_create(pool);
+ pj_strdup(pool, &hdr->event_type, &rhs->event_type);
+ pj_strdup(pool, &hdr->id_param, &rhs->id_param);
+ pj_strdup(pool, &hdr->other_param, &rhs->other_param);
+ return hdr;
+}
+
+static pjsip_event_hdr* pjsip_event_hdr_shallow_clone( pj_pool_t *pool,
+ const pjsip_event_hdr *rhs )
+{
+ pjsip_event_hdr *hdr = pj_pool_alloc(pool, sizeof(*hdr));
+ pj_memcpy(hdr, rhs, sizeof(*hdr));
+ return hdr;
+}
+
+
+static int pjsip_allow_events_hdr_print(pjsip_allow_events_hdr *hdr,
+ char *buf, pj_size_t size);
+static pjsip_allow_events_hdr*
+pjsip_allow_events_hdr_clone(pj_pool_t *pool,
+ const pjsip_allow_events_hdr *hdr);
+static pjsip_allow_events_hdr*
+pjsip_allow_events_hdr_shallow_clone(pj_pool_t *pool,
+ const pjsip_allow_events_hdr*);
+
+static pjsip_hdr_vptr allow_event_hdr_vptr =
+{
+ (pjsip_hdr_clone_fptr) &pjsip_allow_events_hdr_clone,
+ (pjsip_hdr_clone_fptr) &pjsip_allow_events_hdr_shallow_clone,
+ (pjsip_hdr_print_fptr) &pjsip_allow_events_hdr_print,
+};
+
+
+PJ_DEF(pjsip_allow_events_hdr*) pjsip_allow_events_hdr_create(pj_pool_t *pool)
+{
+ pj_str_t allow_events = { "Allow-Events", 12 };
+ pjsip_allow_events_hdr *hdr = pj_pool_calloc(pool, 1, sizeof(*hdr));
+ hdr->type = PJSIP_H_OTHER;
+ hdr->name = hdr->sname = allow_events;
+ hdr->vptr = &allow_event_hdr_vptr;
+ pj_list_init(hdr);
+ return hdr;
+}
+
+static int pjsip_allow_events_hdr_print(pjsip_allow_events_hdr *hdr,
+ char *buf, pj_size_t size)
+{
+ char *p = buf;
+ char *endbuf = buf+size;
+ int printed;
+
+ copy_advance(p, hdr->name);
+ *p++ = ':';
+ *p++ = ' ';
+
+ if (hdr->event_cnt > 0) {
+ int i;
+ copy_advance(p, hdr->events[0]);
+ for (i=1; i<hdr->event_cnt; ++i) {
+ copy_advance_pair(p, ",", 1, hdr->events[i]);
+ }
+ }
+
+ return p - buf;
+}
+
+static pjsip_allow_events_hdr*
+pjsip_allow_events_hdr_clone(pj_pool_t *pool,
+ const pjsip_allow_events_hdr *rhs)
+{
+ int i;
+
+ pjsip_allow_events_hdr *hdr = pjsip_allow_events_hdr_create(pool);
+ hdr->event_cnt = rhs->event_cnt;
+ for (i=0; i<rhs->event_cnt; ++i) {
+ pj_strdup(pool, &hdr->events[i], &rhs->events[i]);
+ }
+ return hdr;
+}
+
+static pjsip_allow_events_hdr*
+pjsip_allow_events_hdr_shallow_clone(pj_pool_t *pool,
+ const pjsip_allow_events_hdr *rhs)
+{
+ pjsip_allow_events_hdr *hdr = pj_pool_alloc(pool, sizeof(*hdr));
+ pj_memcpy(hdr, rhs, sizeof(*hdr));
+ return hdr;
+}
+
+
+static int pjsip_sub_state_hdr_print(pjsip_sub_state_hdr *hdr,
+ char *buf, pj_size_t size);
+static pjsip_sub_state_hdr*
+pjsip_sub_state_hdr_clone(pj_pool_t *pool,
+ const pjsip_sub_state_hdr *hdr);
+static pjsip_sub_state_hdr*
+pjsip_sub_state_hdr_shallow_clone(pj_pool_t *pool,
+ const pjsip_sub_state_hdr*);
+
+static pjsip_hdr_vptr sub_state_hdr_vptr =
+{
+ (pjsip_hdr_clone_fptr) &pjsip_sub_state_hdr_clone,
+ (pjsip_hdr_clone_fptr) &pjsip_sub_state_hdr_shallow_clone,
+ (pjsip_hdr_print_fptr) &pjsip_sub_state_hdr_print,
+};
+
+
+PJ_DEF(pjsip_sub_state_hdr*) pjsip_sub_state_hdr_create(pj_pool_t *pool)
+{
+ pj_str_t sub_state = { "Subscription-State", 18 };
+ pjsip_sub_state_hdr *hdr = pj_pool_calloc(pool, 1, sizeof(*hdr));
+ hdr->type = PJSIP_H_OTHER;
+ hdr->name = hdr->sname = sub_state;
+ hdr->vptr = &sub_state_hdr_vptr;
+ hdr->expires_param = -1;
+ hdr->retry_after = -1;
+ pj_list_init(hdr);
+ return hdr;
+}
+
+static int pjsip_sub_state_hdr_print(pjsip_sub_state_hdr *hdr,
+ char *buf, pj_size_t size)
+{
+ char *p = buf;
+ char *endbuf = buf+size;
+ int printed;
+
+ copy_advance(p, hdr->name);
+ *p++ = ':';
+ *p++ = ' ';
+
+ copy_advance(p, hdr->sub_state);
+ copy_advance_pair(p, ";reason=", 8, hdr->reason_param);
+ if (hdr->expires_param >= 0) {
+ pj_memcpy(p, ";expires=", 9);
+ p += 9;
+ printed = pj_utoa(hdr->expires_param, p);
+ p += printed;
+ }
+ if (hdr->retry_after >= 0) {
+ pj_memcpy(p, ";retry-after=", 13);
+ p += 9;
+ printed = pj_utoa(hdr->retry_after, p);
+ p += printed;
+ }
+ if (hdr->other_param.slen)
+ copy_advance(p, hdr->other_param);
+
+ return p - buf;
+}
+
+static pjsip_sub_state_hdr*
+pjsip_sub_state_hdr_clone(pj_pool_t *pool,
+ const pjsip_sub_state_hdr *rhs)
+{
+ pjsip_sub_state_hdr *hdr = pjsip_sub_state_hdr_create(pool);
+ pj_strdup(pool, &hdr->sub_state, &rhs->sub_state);
+ pj_strdup(pool, &hdr->reason_param, &rhs->reason_param);
+ hdr->retry_after = rhs->retry_after;
+ hdr->expires_param = rhs->expires_param;
+ pj_strdup(pool, &hdr->other_param, &rhs->other_param);
+ return hdr;
+}
+
+static pjsip_sub_state_hdr*
+pjsip_sub_state_hdr_shallow_clone(pj_pool_t *pool,
+ const pjsip_sub_state_hdr *rhs)
+{
+ pjsip_sub_state_hdr *hdr = pj_pool_alloc(pool, sizeof(*hdr));
+ pj_memcpy(hdr, rhs, sizeof(*hdr));
+ return hdr;
+}
+
+static pjsip_event_hdr *parse_hdr_event(pj_scanner *scanner,
+ pj_pool_t *pool)
+{
+ pjsip_event_hdr *hdr = pjsip_event_hdr_create(pool);
+ const pj_str_t id_param = { "id", 2 };
+
+ pj_scan_get(scanner, pjsip_TOKEN_SPEC, &hdr->event_type);
+
+ while (*scanner->current == ';') {
+ pj_str_t pname, pvalue;
+ pj_scan_get_char(scanner);
+ pjsip_parse_param_imp(scanner, &pname, &pvalue, 0);
+ if (pj_stricmp(&pname, &id_param)==0) {
+ hdr->id_param = pvalue;
+ } else {
+ pjsip_concat_param_imp(&hdr->other_param, pool, &pname, &pvalue, ';');
+ }
+ }
+ pjsip_parse_end_hdr_imp( scanner );
+ return hdr;
+}
+
+static pjsip_allow_events_hdr *parse_hdr_allow_events(pj_scanner *scanner,
+ pj_pool_t *pool)
+{
+ pjsip_allow_events_hdr *hdr = pjsip_allow_events_hdr_create(pool);
+
+ pj_scan_get(scanner, pjsip_TOKEN_SPEC, &hdr->events[0]);
+ hdr->event_cnt = 1;
+
+ while (*scanner->current == ',') {
+ pj_scan_get_char(scanner);
+ pj_scan_get(scanner, pjsip_TOKEN_SPEC, &hdr->events[hdr->event_cnt++]);
+ if (hdr->event_cnt == PJSIP_MAX_ALLOW_EVENTS) {
+ PJ_THROW(PJSIP_SYN_ERR_EXCEPTION);
+ }
+ }
+
+ pjsip_parse_end_hdr_imp( scanner );
+ return hdr;
+}
+
+static pjsip_sub_state_hdr *parse_hdr_sub_state(pj_scanner *scanner,
+ pj_pool_t *pool)
+{
+ pjsip_sub_state_hdr *hdr = pjsip_sub_state_hdr_create(pool);
+ const pj_str_t reason = { "reason", 6 },
+ expires = { "expires", 7 },
+ retry_after = { "retry-after", 11 };
+ pj_scan_get(scanner, pjsip_TOKEN_SPEC, &hdr->sub_state);
+
+ while (*scanner->current == ';') {
+ pj_str_t pname, pvalue;
+
+ pj_scan_get_char(scanner);
+ pjsip_parse_param_imp(scanner, &pname, &pvalue, 0);
+ if (pj_stricmp(&pname, &reason) == 0) {
+ hdr->reason_param = pvalue;
+ } else if (pj_stricmp(&pname, &expires) == 0) {
+ hdr->expires_param = pj_strtoul(&pvalue);
+ } else if (pj_stricmp(&pname, &retry_after) == 0) {
+ hdr->retry_after = pj_strtoul(&pvalue);
+ } else {
+ pjsip_concat_param_imp(&hdr->other_param, pool, &pname, &pvalue, ';');
+ }
+ }
+
+ pjsip_parse_end_hdr_imp( scanner );
+ return hdr;
+}
+
+PJ_DEF(void) pjsip_event_notify_init_parser(void)
+{
+ pjsip_register_hdr_parser( "Event", NULL, (pjsip_parse_hdr_func*) &parse_hdr_event);
+ pjsip_register_hdr_parser( "Allow-Events", NULL, (pjsip_parse_hdr_func*) &parse_hdr_allow_events);
+ pjsip_register_hdr_parser( "Subscription-State", NULL, (pjsip_parse_hdr_func*) &parse_hdr_sub_state);
+}
|