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minor code rearrangements:

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+ place the link field at the beginning of struct sip_pvt, 
  and not somewhere in the middle;
 
+ in __sip_reliable_xmit, remove a duplicate assignment, and
  put the statements in a more logical order (i.e. first copy
  the payload and associated info, then copy arguments from the
  caller, then finish initializing the headers...)
 
nothing to backport.



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@77766 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Luigi Rizzo
2007-07-30 10:55:37 +00:00
parent adc28d1e1c
commit b20ab775d5
1 changed files with 11 additions and 12 deletions
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channels/chan_sip.c
+11 -12
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@@ -989,6 +989,7 @@ struct sip_refer {
* descriptors (dialoglist).
*/
struct sip_pvt {
struct sip_pvt *next; /*!< Next dialog in chain */
ast_mutex_t pvt_lock; /*!< Dialog private lock */
enum invitestates invitestate; /*!< Track state of SIP_INVITEs */
int method; /*!< SIP method that opened this dialog */
@@ -1114,7 +1115,6 @@ struct sip_pvt {
struct sip_pkt *packets; /*!< Packets scheduled for re-transmission */
struct sip_history_head *history; /*!< History of this SIP dialog */
struct ast_variable *chanvars; /*!< Channel variables to set for inbound call */
struct sip_pvt *next; /*!< Next dialog in chain */
struct sip_invite_param *options; /*!< Options for INVITE */
int autoframing; /*!< The number of Asters we group in a Pyroflax
before strolling to the Grokyzpå
@@ -2340,18 +2340,19 @@ static enum sip_result __sip_reliable_xmit(struct sip_pvt *p, int seqno, int res
if (!(pkt = ast_calloc(1, sizeof(*pkt) + len + 1)))
return AST_FAILURE;
/* copy data, add a terminator and save length */
memcpy(pkt->data, data, len);
pkt->method = sipmethod;
pkt->packetlen = len;
pkt->next = p->packets;
pkt->owner = dialog_ref(p);
pkt->seqno = seqno;
if (resp)
pkt->is_resp = 1;
pkt->data[len] = '\0';
pkt->packetlen = len;
/* copy other parameters from the caller */
pkt->method = sipmethod;
pkt->seqno = seqno;
pkt->is_resp = resp;
pkt->is_fatal = fatal;
pkt->owner = dialog_ref(p);
pkt->next = p->packets;
p->packets = pkt;
pkt->timer_t1 = p->timer_t1; /* Set SIP timer T1 */
if (fatal)
pkt->is_fatal = 1;
if (pkt->timer_t1)
siptimer_a = pkt->timer_t1 * 2;
@@ -2359,8 +2360,6 @@ static enum sip_result __sip_reliable_xmit(struct sip_pvt *p, int seqno, int res
pkt->retransid = ast_sched_add_variable(sched, siptimer_a, retrans_pkt, pkt, 1);
if (sipdebug)
ast_debug(4, "*** SIP TIMER: Initalizing retransmit timer on packet: Id #%d\n", pkt->retransid);
pkt->next = p->packets;
p->packets = pkt;
if (sipmethod == SIP_INVITE) {
/* Note this is a pending invite */
p->pendinginvite = seqno;