Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | #include "asn1fix_internal.h" |
| 2 | |
| 3 | /* |
| 4 | * Dereference DefinedValues: |
| 5 | */ |
| 6 | int |
| 7 | asn1f_fix_dereference_values(arg_t *arg) { |
| 8 | asn1p_expr_t *expr = arg->expr; |
| 9 | int r_value = 0; |
| 10 | |
Lev Walkin | 9fb5359 | 2004-09-15 11:46:23 +0000 | [diff] [blame] | 11 | if(expr->value && expr->meta_type == AMT_VALUE) { |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 12 | if(asn1f_value_resolve(arg, expr, 0)) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 13 | /* This function will emit messages */ |
| 14 | r_value = -1; |
| 15 | } |
Lev Walkin | 9fb5359 | 2004-09-15 11:46:23 +0000 | [diff] [blame] | 16 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 17 | |
Lev Walkin | 3645c1c | 2004-10-31 00:11:50 +0000 | [diff] [blame] | 18 | return r_value; |
| 19 | } |
| 20 | |
| 21 | |
| 22 | /* |
| 23 | * Dereference DEFAULT values |
| 24 | */ |
| 25 | int |
| 26 | asn1f_fix_dereference_defaults(arg_t *arg) { |
| 27 | asn1p_expr_t *expr = arg->expr; |
| 28 | int r_value = 0; |
| 29 | |
Lev Walkin | 9fb5359 | 2004-09-15 11:46:23 +0000 | [diff] [blame] | 30 | if(expr->marker.default_value) { |
| 31 | arg_t tmparg = *arg; |
| 32 | asn1p_expr_t tmpexpr = *expr; |
| 33 | |
| 34 | switch(expr->marker.default_value->type) { |
| 35 | default: |
| 36 | return r_value; |
| 37 | case ATV_REFERENCED: |
| 38 | break; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 39 | } |
Lev Walkin | 9fb5359 | 2004-09-15 11:46:23 +0000 | [diff] [blame] | 40 | |
Lev Walkin | dc4376d | 2006-03-16 11:04:55 +0000 | [diff] [blame] | 41 | |
| 42 | if(expr->expr_type == A1TC_CLASSFIELD_FTVFS) { |
| 43 | asn1p_expr_t *child = TQ_FIRST(&expr->members); |
| 44 | int ret; |
| 45 | assert(child); |
| 46 | assert(child->marker.default_value == 0); |
| 47 | tmparg.expr = child; |
| 48 | child->marker.default_value=expr->marker.default_value; |
| 49 | ret = asn1f_fix_dereference_defaults(&tmparg); |
| 50 | expr->marker.default_value = child->marker.default_value; |
Bi-Ruei, Chiu | 80fd306 | 2017-05-07 21:00:51 +0800 | [diff] [blame] | 51 | child->marker.default_value = 0; /* ULB: trying to ensure there isn't another pointer to the same value object */ |
Lev Walkin | dc4376d | 2006-03-16 11:04:55 +0000 | [diff] [blame] | 52 | if(ret == 0) return 0; /* Finished */ |
| 53 | } |
| 54 | |
Lev Walkin | 9fb5359 | 2004-09-15 11:46:23 +0000 | [diff] [blame] | 55 | tmparg.expr = &tmpexpr; |
| 56 | tmpexpr.meta_type = AMT_VALUE; |
| 57 | tmpexpr.marker.default_value = 0; |
| 58 | tmpexpr.value = expr->marker.default_value; |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 59 | if(asn1f_value_resolve(&tmparg, &tmpexpr, 0)) |
Lev Walkin | 9fb5359 | 2004-09-15 11:46:23 +0000 | [diff] [blame] | 60 | r_value = -1; |
| 61 | expr->marker.default_value = tmpexpr.value; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 62 | } |
| 63 | |
| 64 | return r_value; |
| 65 | } |
| 66 | |