mirror of https://gerrit.osmocom.org/asn1c
67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
#include "asn1fix_internal.h"
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/*
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* Dereference DefinedValues:
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*/
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int
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asn1f_fix_dereference_values(arg_t *arg) {
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asn1p_expr_t *expr = arg->expr;
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int r_value = 0;
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if(expr->value && expr->meta_type == AMT_VALUE) {
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if(asn1f_value_resolve(arg, expr, 0)) {
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/* This function will emit messages */
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r_value = -1;
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}
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}
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return r_value;
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}
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/*
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* Dereference DEFAULT values
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*/
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int
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asn1f_fix_dereference_defaults(arg_t *arg) {
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asn1p_expr_t *expr = arg->expr;
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int r_value = 0;
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if(expr->marker.default_value) {
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arg_t tmparg = *arg;
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asn1p_expr_t tmpexpr = *expr;
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switch(expr->marker.default_value->type) {
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default:
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return r_value;
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case ATV_REFERENCED:
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break;
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}
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if(expr->expr_type == A1TC_CLASSFIELD_FTVFS) {
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asn1p_expr_t *child = TQ_FIRST(&expr->members);
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int ret;
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assert(child);
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assert(child->marker.default_value == 0);
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tmparg.expr = child;
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child->marker.default_value=expr->marker.default_value;
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ret = asn1f_fix_dereference_defaults(&tmparg);
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expr->marker.default_value = child->marker.default_value;
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child->marker.default_value = 0; /* ULB: trying to ensure there isn't another pointer to the same value object */
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if(ret == 0) return 0; /* Finished */
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}
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tmparg.expr = &tmpexpr;
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tmpexpr.meta_type = AMT_VALUE;
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tmpexpr.marker.default_value = 0;
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tmpexpr.value = expr->marker.default_value;
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if(asn1f_value_resolve(&tmparg, &tmpexpr, 0))
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r_value = -1;
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expr->marker.default_value = tmpexpr.value;
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}
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return r_value;
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}
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