/*
* create/add new row to the leg matrix
* initialize all values in current row with null
*
* */
int expand_legs(acc_ctx_t* ctx)
{
if (ctx == NULL) {
LM_ERR("bad usage!\n");
return -1;
}
if (ctx->leg_values == NULL) {
ctx->leg_values =
shm_malloc(LEG_MATRIX_ALLOC_FACTOR * sizeof(leg_value_p));
ctx->allocated_legs = LEG_MATRIX_ALLOC_FACTOR;
} else if (ctx->legs_no + 1 == ctx->allocated_legs) {
ctx->leg_values =
shm_realloc(ctx->leg_values,
(ctx->allocated_legs + LEG_MATRIX_ALLOC_FACTOR) *
sizeof(leg_value_p));
ctx->allocated_legs += LEG_MATRIX_ALLOC_FACTOR;
}
if (ctx->leg_values == NULL) {
LM_ERR("no more shm!\n");
return -1;
}
return build_acc_extra_array(leg_tags,
leg_tgs_len, &ctx->leg_values[ctx->legs_no++]);
}
int init_acc_ctx(acc_ctx_t** ctx_p)
{
acc_ctx_t* ctx;
if (ctx_p == NULL) {
LM_ERR("bad usage!\n");
return -1;
}
ctx=shm_malloc(sizeof(acc_ctx_t));
if (ctx == NULL) {
LM_ERR("no more shm!\n");
return -1;
}
memset(ctx, 0, sizeof(acc_ctx_t));
lock_init(&ctx->lock);
/* init extra s array */
if (extra_tags != NULL &&
build_acc_extra_array(extra_tags, extra_tgs_len,
&ctx->extra_values) < 0) {
LM_ERR("failed to build extra values array!\n");
return -1;
}
if (leg_tags != NULL && expand_legs(ctx) < 0) {
LM_ERR("failed to build extra values array!\n");
return -1;
}
acc_ref_unsafe(ctx, 1);
ACC_PUT_CTX(ctx);
*ctx_p = ctx;
return 0;
}
