Module: sip-router Branch: treimann/tm-extend-pend-cbs-on-reqin Commit: bc17e80a81e1d791ddb20a8b1e8fb0bb3adffc66 URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=bc17e80a...

Author: Timo Reimann timo.reimann@1und1.de Committer: Timo Reimann timo.reimann@1und1.de Date: Thu Oct 13 01:17:58 2011 +0200

tm: Consider callbacks registered during execution of a TMCB_REQUEST_IN callback.

---

modules/tm/h_table.c | 5 +++++ modules/tm/t_hooks.c | 21 +++++++++++++++++++++ modules/tm/t_hooks.h | 2 ++ 3 files changed, 28 insertions(+), 0 deletions(-)

diff --git a/modules/tm/h_table.c b/modules/tm/h_table.c index 18b0857..e6927f5 100644 --- a/modules/tm/h_table.c +++ b/modules/tm/h_table.c @@ -366,6 +366,11 @@ struct cell* build_cell( struct sip_msg* p_msg ) set_early_tmcb_list(p_msg, new_cell); if(has_reqin_tmcbs()) run_reqin_callbacks( new_cell, p_msg, p_msg->REQ_METHOD); + + /* if new pending callbacks were issued by any TMCB_REQUEST_IN + * callback, move them to the transaction as well (possibly + * extending the existing list of callbacks) */ + extend_early_cbs(p_msg->id, new_cell); }

if (p_msg) { diff --git a/modules/tm/t_hooks.c b/modules/tm/t_hooks.c index 8dc77b1..88b862d 100644 --- a/modules/tm/t_hooks.c +++ b/modules/tm/t_hooks.c @@ -88,6 +88,27 @@ void set_early_tmcb_list(struct sip_msg *msg, struct cell *t) } }

+static void extend_cb_list(struct tmcb_head_list *existing, struct tmcb_head_list *new) +{ + struct tm_callback *cbp; + + if (existing->first == 0) + *existing = *new; + else { + for (cbp = (struct tm_callback*)new->first; cbp->next != NULL; cbp = cbp->next) ; + cbp->next = (struct tm_callback*)existing->first; + existing->first = new->first; + existing->reg_types |= new->reg_types; + } +} + +void extend_early_cbs(int msgid, struct cell *new_cell) { + if (tmcb_early_hl.cb_list.first!=0 && msgid==tmcb_early_hl.msgid) { + extend_cb_list(&new_cell->tmcb_hl, &tmcb_early_hl.cb_list); + tmcb_early_hl.cb_list.first = 0; + } +} + int init_tmcb_lists() { req_in_tmcb_hl = (struct tmcb_head_list*)shm_malloc diff --git a/modules/tm/t_hooks.h b/modules/tm/t_hooks.h index 38ba5d4..b7d763e 100644 --- a/modules/tm/t_hooks.h +++ b/modules/tm/t_hooks.h @@ -423,6 +423,8 @@ extern struct tmcb_head_list* local_req_in_tmcb_hl; void set_early_tmcb_list(struct sip_msg *msg, struct cell *t);

+void extend_early_cbs(int msgid, struct cell *new_cell); + #define has_tran_tmcbs(_T_, _types_) \ ( ((_T_)->tmcb_hl.reg_types)&(_types_) ) #define has_reqin_tmcbs() \