Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | #include "asn1fix_internal.h" |
| 2 | |
| 3 | int |
| 4 | asn1f_fix_dereference_types(arg_t *arg) { |
| 5 | asn1p_expr_t *expr = arg->expr; |
| 6 | asn1p_expr_t *type_expr; |
| 7 | int r_value = 0; |
| 8 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 9 | if(expr->expr_type != A1TC_REFERENCE |
| 10 | || expr->meta_type != AMT_TYPEREF) { |
| 11 | //assert(expr->reference == 0); |
| 12 | return 0; /* Just ignore it */ |
| 13 | } |
| 14 | |
Lev Walkin | 0385018 | 2005-03-10 10:02:50 +0000 | [diff] [blame] | 15 | DEBUG("(\"%s\":%x ::= \"%s\") for line %d", |
| 16 | expr->Identifier, expr->expr_type, |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 17 | asn1f_printable_value(expr->value), |
| 18 | expr->_lineno); |
| 19 | |
| 20 | assert(TQ_FIRST(&(expr->members)) == 0); |
| 21 | assert(expr->reference); |
| 22 | |
| 23 | /* |
| 24 | * Follow the reference. |
| 25 | */ |
Lev Walkin | 6fec44d | 2004-08-22 03:10:23 +0000 | [diff] [blame] | 26 | type_expr = asn1f_find_terminal_type(arg, expr); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 27 | if(type_expr == NULL) { |
Lev Walkin | 97bdee2 | 2004-06-28 21:21:24 +0000 | [diff] [blame] | 28 | const char *type_name; |
Lev Walkin | 41635d3 | 2006-03-18 05:06:57 +0000 | [diff] [blame] | 29 | asn1p_expr_t *idexpr; |
Lev Walkin | 97bdee2 | 2004-06-28 21:21:24 +0000 | [diff] [blame] | 30 | |
| 31 | if(errno == EEXIST) { |
| 32 | /* Ignore missing type |
| 33 | * if known to be defined externally: |
| 34 | * -fknown-extern-type=<name> |
| 35 | */ |
| 36 | return 0; |
| 37 | } |
| 38 | |
| 39 | type_name = asn1f_printable_reference(expr->reference); |
Lev Walkin | 41635d3 | 2006-03-18 05:06:57 +0000 | [diff] [blame] | 40 | /* Avoid NULL in case of unnamed T ::= SEQUENCE OF ... */ |
| 41 | for(idexpr = expr; !idexpr->Identifier && idexpr->parent_expr; |
| 42 | idexpr = idexpr->parent_expr); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 43 | FATAL("Unknown type \"%s\" referenced by \"%s\" at line %d", |
Lev Walkin | 41635d3 | 2006-03-18 05:06:57 +0000 | [diff] [blame] | 44 | type_name, idexpr->Identifier, expr->_lineno); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 45 | return -1; |
| 46 | } |
| 47 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 48 | return r_value; |
| 49 | } |
| 50 | |