Module: sip-router Branch: 4.1 Commit: 30168fee88d89c5bc640b54d1300eb5e670873e4 URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=30168fe… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: Wed Dec 10 11:16:54 2014 +0100 dialog: reset local variables shortcuts after reply and failure processing - avoid using wrong values to find dialogs with processing of next messages - reported by Julia Boudniatsky - backport of: dcdb73d792719e38844eef60f821365b587893d7 (master) 8a6660697bf08d0522fcd7ffa60698ebcdc4f990 (4.2.) --- modules/dialog/dialog.c | 10 ++++++++++ modules/dialog/dlg_profile.c | 21 +++++++++++++++++++++ modules/dialog/dlg_profile.h | 10 ++++++++++ modules/dialog/dlg_var.c | 15 +++++++++++++++ modules/dialog/dlg_var.h | 2 ++ 5 files changed, 58 insertions(+), 0 deletions(-) diff --git a/modules/dialog/dialog.c b/modules/dialog/dialog.c index bcf8af0..566eb0d 100644 --- a/modules/dialog/dialog.c +++ b/modules/dialog/dialog.c @@ -644,6 +644,16 @@ static int mod_init(void) return -1; } + if (register_script_cb( cb_dlg_locals_reset, POST_SCRIPT_CB|ONREPLY_CB_TYPE,0)<0) { + LM_ERR("cannot register reply post-script dlg locals reset callback\n"); + return -1; + } + + if (register_script_cb( cb_dlg_locals_reset, POST_SCRIPT_CB|FAILURE_CB_TYPE,0)<0) { + LM_ERR("cannot register failure post-script dlg locals reset callback\n"); + return -1; + } + if ( register_timer( dlg_timer_routine, 0, 1)<0 ) { LM_ERR("failed to register timer \n"); return -1; diff --git a/modules/dialog/dlg_profile.c b/modules/dialog/dlg_profile.c index b2af30e..298e240 100644 --- a/modules/dialog/dlg_profile.c +++ b/modules/dialog/dlg_profile.c @@ -292,6 +292,27 @@ void destroy_linkers(struct dlg_profile_link *linker) /*! + * \brief Callback for cleanup of profile local vars + * \param msg SIP message + * \param flags unused + * \param param unused + * \return 1 + */ +int cb_profile_reset( struct sip_msg *msg, unsigned int flags, void *param ) +{ + current_dlg_msg_id = 0; + current_dlg_msg_pid = 0; + if (current_pending_linkers) { + destroy_linkers(current_pending_linkers); + current_pending_linkers = NULL; + } + + /* need to return non-zero - 0 will break the exec of the request */ + return 1; +} + + +/*! * \brief Cleanup a profile * \param msg SIP message * \param flags unused diff --git a/modules/dialog/dlg_profile.h b/modules/dialog/dlg_profile.h index 3b545c6..5cddbed 100644 --- a/modules/dialog/dlg_profile.h +++ b/modules/dialog/dlg_profile.h @@ -106,6 +106,16 @@ struct dlg_profile_table* search_dlg_profile(str *name); /*! + * \brief Callback for cleanup of profile local vars + * \param msg SIP message + * \param flags unused + * \param param unused + * \return 1 + */ +int cb_profile_reset( struct sip_msg *msg, unsigned int flags, void *param ); + + +/*! * \brief Cleanup a profile * \param msg SIP message * \param flags unused diff --git a/modules/dialog/dlg_var.c b/modules/dialog/dlg_var.c index e883e56..fd1e9b0 100644 --- a/modules/dialog/dlg_var.c +++ b/modules/dialog/dlg_var.c @@ -69,6 +69,21 @@ int dlg_cfg_cb(sip_msg_t *msg, unsigned int flags, void *cbp) return 1; } +int cb_dlg_cfg_reset(sip_msg_t *msg, unsigned int flags, void *cbp) +{ + memset(&_dlg_ctx, 0, sizeof(dlg_ctx_t)); + + return 1; +} + +int cb_dlg_locals_reset(sip_msg_t *msg, unsigned int flags, void *cbp) +{ + LM_DBG("resetting the local dialog shortcuts\n"); + cb_dlg_cfg_reset(msg, flags, cbp); + cb_profile_reset(msg, flags, cbp); + + return 1; +} static inline struct dlg_var *new_dlg_var(str *key, str *val) { diff --git a/modules/dialog/dlg_var.h b/modules/dialog/dlg_var.h index 0b878b3..dc36108 100644 --- a/modules/dialog/dlg_var.h +++ b/modules/dialog/dlg_var.h @@ -82,6 +82,8 @@ int pv_get_dlg(sip_msg_t *msg, pv_param_t *param, int pv_parse_dlg_name(pv_spec_p sp, str *in); int dlg_cfg_cb(sip_msg_t *foo, unsigned int flags, void *bar); +int cb_dlg_cfg_reset(sip_msg_t *msg, unsigned int flags, void *cbp); +int cb_dlg_locals_reset(sip_msg_t *msg, unsigned int flags, void *cbp); void dlg_set_ctx_iuid(dlg_cell_t *dlg); void dlg_reset_ctx_iuid(void);