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libosmo-tcap
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use more dynamically-allocated structures as opposed to stack-allocated

This commit is contained in:
Harald Welte 2010-07-19 22:05:40 +02:00
parent ed59503766
commit 7b907ec4d4
1 changed files with 36 additions and 33 deletions
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69
src/csl_dha.c
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@ -73,71 +73,74 @@ static int extract_appctx_uinfo(OBJECT_IDENTIFIER_t **app_ctx_name, struct user_
/* TC-UNI.req from TCU */
int tcap_csl_tc_uni_req(struct tcap_dialogue *td, OBJECT_IDENTIFIER_t *app_ctx, struct user_information *user_info)
{
struct TCMessage tcm;
ExternalPDU_t ext;
UniDialoguePDU_t dial;
ANY_t any;
struct TCMessage *tcm;
ExternalPDU_t *ext;
UniDialoguePDU_t *dial;
ANY_t *any;
int rc;
tcm = talloc_zero(td, struct TCMessage);
tcm->present = TCMessage_PR_unidirectional;
if (app_ctx) {
AUDT_apdu_t *audt;
/* build AUDT apdu */
memset(&dial, 0, sizeof(dial));
dial.present = UniDialoguePDU_PR_unidialoguePDU;
audt = &dial.choice.unidialoguePDU;
dial = talloc_zero(td, UniDialoguePDU_t);
dial->present = UniDialoguePDU_PR_unidialoguePDU;
audt = &dial->choice.unidialoguePDU;
if (user_info)
audt->user_information = user_info;
memcpy(&audt->application_context_name, app_ctx, sizeof(audt->application_context_name));
audt->protocol_version = &dial_version1;
fprintf(stdout, "\nTC-UNI.req Dialogue portion:\n");
xer_fprint(stdout, &asn_DEF_UniDialoguePDU, &dial);
xer_fprint(stdout, &asn_DEF_UniDialoguePDU, dial);
memset(&ext, 0, sizeof(ext));
ANY_fromType((ANY_t *) &ext.dialog, &asn_DEF_UniDialoguePDU, &dial);
memset(&any, 0, sizeof(any));
ANY_fromType(&any, &asn_DEF_ExternalPDU, &ext);
tcm.choice.unidirectional.dialoguePortion = (OCTET_STRING_t *) &any;
ext = talloc_zero(dial, ExternalPDU_t);
ANY_fromType((ANY_t *) &ext->dialog, &asn_DEF_UniDialoguePDU, dial);
any = ANY_new_fromType(&asn_DEF_ExternalPDU, ext);
tcm->choice.unidirectional.dialoguePortion = (OCTET_STRING_t *) any;
}
/* Request components to CHA */
/* Process components */
/* Assemble TSL user data */
memcpy(&tcm.choice.unidirectional.components, td->pend_comp, sizeof(*td->pend_comp));
memcpy(&tcm->choice.unidirectional.components, td->pend_comp, sizeof(*td->pend_comp));
talloc_free(td->pend_comp);
td->pend_comp = talloc_zero(td, struct ComponentPortion);
/* TR-UNI-REQ to TSL */
rc = tcap_tco_tr_uni_req(&td->trans, &tcm);
rc = tcap_tco_tr_uni_req(&td->trans, tcm);
/* Dialogue terminated to CHA */
tcap_cha_dialg_term(td);
/* Free Dialogue ID */
tcap_dialg_free(td);
asn_DEF_TCMessage.free_struct(&asn_DEF_TCMessage, tcm, 0);
return rc;
}
/* TC-BEGIN.req from TCU */
int tcap_csl_tc_begin_req(struct tcap_dialogue *td, OBJECT_IDENTIFIER_t *app_ctx, struct user_information *user_info)
{
struct TCMessage tcm;
struct ComponentPortion cp;
ExternalPDU_t ext;
DialoguePDU_t dial;
struct TCMessage *tcm;
ExternalPDU_t *ext;
DialoguePDU_t *dial;
struct tcap_invocation *ti;
uint32_t trans_id;
int rc;
memset(&tcm, 0, sizeof(tcm));
tcm.present = TCMessage_PR_begin;
tcm = talloc_zero(td, struct TCMessage);
tcm->present = TCMessage_PR_begin;
if (app_ctx) {
AARQ_apdu_t *aarq;
ANY_t *any;
memset(&dial, 0, sizeof(dial));
dial.present = DialoguePDU_PR_dialogueRequest;
dial = talloc_zero(tcm, DialoguePDU_t);
dial->present = DialoguePDU_PR_dialogueRequest;
aarq = &dial.choice.dialogueRequest;
aarq = &dial->choice.dialogueRequest;
if (user_info)
aarq->user_information = user_info;
/* Set Application context mode */
@ -147,32 +150,32 @@ int tcap_csl_tc_begin_req(struct tcap_dialogue *td, OBJECT_IDENTIFIER_t *app_ctx
aarq->protocol_version = &dial_version1;
/* Build AARQ apdu */
fprintf(stdout, "\nTC-BEGIN.req Dialogue portion:\n");
xer_fprint(stdout, &asn_DEF_DialoguePDU, &dial);
xer_fprint(stdout, &asn_DEF_DialoguePDU, dial);
memset(&ext, 0, sizeof(ext));
rc = ANY_fromType((ANY_t *) &ext.dialog, &asn_DEF_DialoguePDU, &dial);
ext = talloc_zero(dial, ExternalPDU_t);
rc = ANY_fromType((ANY_t *) &ext->dialog, &asn_DEF_DialoguePDU, dial);
if (rc < 0)
fprintf(stderr, "Error encoding DialoguePDU portion\n");
any = ANY_new_fromType(&asn_DEF_ExternalPDU, &ext);
tcm.choice.begin.dialoguePortion = (OCTET_STRING_t *) any;
any = ANY_new_fromType(&asn_DEF_ExternalPDU, ext);
tcm->choice.begin.dialoguePortion = (OCTET_STRING_t *) any;
}
/* Request components to CHA */
/* Process components */
/* Assemble TSL user data */
tcm.choice.begin.components = td->pend_comp;
tcm->choice.begin.components = td->pend_comp;
td->pend_comp = talloc_zero(td, struct ComponentPortion);
/* Assign local transaction ID */
trans_id = ntohl(td->trans.tid_local);
OCTET_STRING_fromBuf(&tcm.choice.begin.otid,
OCTET_STRING_fromBuf(&tcm->choice.begin.otid,
(const char *) &trans_id, sizeof(trans_id));
/* TR-BEGIN-REQ to TSL */
rc = tcap_tco_tr_begin_req(&td->trans, &tcm);
rc = tcap_tco_tr_begin_req(&td->trans, tcm);
tcap_trans_set_state(&td->trans, TCAP_TS_INIT_SENT);
asn_DEF_TCMessage.free_struct(&asn_DEF_TCMessage, &tcm, 1);
asn_DEF_TCMessage.free_struct(&asn_DEF_TCMessage, tcm, 0);
return rc;
}