PJ_DEF(pjmedia_sdp_media*) pjmedia_sdp_media_clone( pj_pool_t *pool, const pjmedia_sdp_media *rhs) { unsigned int i; pjmedia_sdp_media *m = pj_pool_alloc (pool, sizeof(pjmedia_sdp_media)); PJ_ASSERT_RETURN(m != NULL, NULL); pj_strdup (pool, &m->desc.media, &rhs->desc.media); m->desc.port = rhs->desc.port; m->desc.port_count = rhs->desc.port_count; pj_strdup (pool, &m->desc.transport, &rhs->desc.transport); m->desc.fmt_count = rhs->desc.fmt_count; for (i=0; i<rhs->desc.fmt_count; ++i) pj_strdup(pool, &m->desc.fmt[i], &rhs->desc.fmt[i]); if (rhs->conn) { m->conn = pjmedia_sdp_conn_clone (pool, rhs->conn); PJ_ASSERT_RETURN(m->conn != NULL, NULL); } else { m->conn = NULL; } m->attr_count = rhs->attr_count; for (i=0; i < rhs->attr_count; ++i) { m->attr[i] = pjmedia_sdp_attr_clone (pool, rhs->attr[i]); PJ_ASSERT_RETURN(m->attr[i] != NULL, NULL); } return m; }
/* * Clone session */ PJ_DEF(pjmedia_sdp_session*) pjmedia_sdp_session_clone( pj_pool_t *pool, const pjmedia_sdp_session *rhs) { pjmedia_sdp_session *sess; unsigned i; PJ_ASSERT_RETURN(pool && rhs, NULL); sess = PJ_POOL_ZALLOC_T(pool, pjmedia_sdp_session); PJ_ASSERT_RETURN(sess != NULL, NULL); /* Clone origin line. */ pj_strdup(pool, &sess->origin.user, &rhs->origin.user); sess->origin.id = rhs->origin.id; sess->origin.version = rhs->origin.version; pj_strdup(pool, &sess->origin.net_type, &rhs->origin.net_type); pj_strdup(pool, &sess->origin.addr_type, &rhs->origin.addr_type); pj_strdup(pool, &sess->origin.addr, &rhs->origin.addr); /* Clone subject line. */ pj_strdup(pool, &sess->name, &rhs->name); /* Clone connection line */ if (rhs->conn) { sess->conn = pjmedia_sdp_conn_clone(pool, rhs->conn); PJ_ASSERT_RETURN(sess->conn != NULL, NULL); } /* Duplicate bandwidth info */ sess->bandw_count = rhs->bandw_count; for (i=0; i<rhs->bandw_count; ++i) { sess->bandw[i] = pjmedia_sdp_bandw_clone(pool, rhs->bandw[i]); } /* Clone time line. */ sess->time.start = rhs->time.start; sess->time.stop = rhs->time.stop; /* Duplicate session attributes. */ sess->attr_count = rhs->attr_count; for (i=0; i<rhs->attr_count; ++i) { sess->attr[i] = pjmedia_sdp_attr_clone(pool, rhs->attr[i]); } /* Duplicate media descriptors. */ sess->media_count = rhs->media_count; for (i=0; i<rhs->media_count; ++i) { sess->media[i] = pjmedia_sdp_media_clone(pool, rhs->media[i]); } return sess; }