vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | #include "asn1c_internal.h" |
| 2 | |
| 3 | static void default_logger_cb(int, const char *fmt, ...); |
| 4 | static int asn1c_compile_expr(arg_t *arg); |
| 5 | static int asn1c_attach_streams(asn1p_expr_t *expr); |
| 6 | |
| 7 | int |
| 8 | asn1_compile(asn1p_t *asn, const char *datadir, enum asn1c_flags flags) { |
| 9 | arg_t arg_s; |
| 10 | arg_t *arg = &arg_s; |
| 11 | int ret; |
| 12 | |
| 13 | /* |
| 14 | * Initialize target language. |
| 15 | */ |
| 16 | ret = asn1c_with_language(ASN1C_LANGUAGE_C); |
| 17 | assert(ret == 0); |
| 18 | |
| 19 | memset(arg, 0, sizeof(*arg)); |
| 20 | arg->default_cb = asn1c_compile_expr; |
| 21 | arg->logger_cb = default_logger_cb; |
| 22 | arg->flags = flags; |
| 23 | arg->asn = asn; |
| 24 | |
| 25 | /* |
| 26 | * Compile each individual top level structure. |
| 27 | */ |
| 28 | TQ_FOR(arg->mod, &(asn->modules), mod_next) { |
| 29 | TQ_FOR(arg->expr, &(arg->mod->members), next) { |
| 30 | compiler_streams_t *cs = NULL; |
| 31 | |
| 32 | if(asn1c_attach_streams(arg->expr)) |
| 33 | return -1; |
| 34 | |
| 35 | cs = arg->expr->data; |
| 36 | cs->target = OT_TYPE_DECLS; |
| 37 | arg->target = cs; |
| 38 | |
| 39 | ret = asn1c_compile_expr(arg); |
| 40 | if(ret) { |
| 41 | FATAL("Cannot compile %s (%x:%x) at line %d", |
| 42 | arg->expr->Identifier, |
| 43 | arg->expr->expr_type, |
| 44 | arg->expr->meta_type, |
| 45 | arg->expr->_lineno); |
| 46 | return ret; |
| 47 | } |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | DEBUG("Saving compiled data"); |
| 52 | |
| 53 | /* |
| 54 | * Save or print out the compiled result. |
| 55 | */ |
| 56 | if(asn1c_save_compiled_output(arg, datadir)) |
| 57 | return -1; |
| 58 | |
| 59 | return 0; |
| 60 | } |
| 61 | |
| 62 | static int |
| 63 | asn1c_compile_expr(arg_t *arg) { |
| 64 | asn1p_expr_t *expr = arg->expr; |
| 65 | int (*type_cb)(arg_t *); |
| 66 | int ret; |
| 67 | |
vlm | b42843a | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 68 | assert((int)expr->meta_type >= AMT_INVALID); |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 69 | assert(expr->meta_type < AMT_EXPR_META_MAX); |
vlm | b42843a | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 70 | assert((int)expr->expr_type >= A1TC_INVALID); |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 71 | assert(expr->expr_type < ASN_EXPR_TYPE_MAX); |
| 72 | |
| 73 | type_cb = asn1_lang_map[expr->meta_type][expr->expr_type].type_cb; |
| 74 | if(type_cb) { |
| 75 | |
| 76 | if(arg->indent_level == 0) |
| 77 | OUT("\n"); |
| 78 | |
| 79 | DEBUG("Compiling %s at line %d", |
| 80 | expr->Identifier, |
| 81 | expr->_lineno); |
| 82 | |
| 83 | ret = type_cb(arg); |
| 84 | } else { |
| 85 | ret = -1; |
| 86 | /* |
| 87 | * Even if the target language compiler does not know |
| 88 | * how to compile the given expression, we know that |
| 89 | * certain expressions need not to be compiled at all. |
| 90 | */ |
| 91 | switch(expr->meta_type) { |
| 92 | case AMT_PARAMTYPE: |
| 93 | case AMT_OBJECT: |
| 94 | case AMT_OBJECTSET: |
| 95 | case AMT_VALUE: |
| 96 | case AMT_VALUESET: |
| 97 | ret = 0; |
| 98 | break; |
| 99 | default: |
| 100 | break; |
| 101 | } |
| 102 | |
| 103 | switch(expr->expr_type) { |
| 104 | case A1TC_TYPEID: |
| 105 | ret = 0; /* TYPE-IDENTIFIER is a CLASS */ |
| 106 | default: |
| 107 | break; |
| 108 | } |
| 109 | } |
| 110 | |
| 111 | if(ret == -1) { |
| 112 | OUT("#error Cannot compile \"%s\" (%x/%x) at line %d\n", |
| 113 | arg->expr->Identifier, |
| 114 | arg->expr->meta_type, |
| 115 | arg->expr->expr_type, |
| 116 | arg->expr->_lineno |
| 117 | ); |
| 118 | } |
| 119 | |
| 120 | return ret; |
| 121 | } |
| 122 | |
| 123 | static int |
| 124 | asn1c_attach_streams(asn1p_expr_t *expr) { |
| 125 | compiler_streams_t *cs; |
| 126 | int i; |
| 127 | |
| 128 | if(expr->data) |
| 129 | return 0; /* Already attached? */ |
| 130 | |
| 131 | expr->data = calloc(1, sizeof(compiler_streams_t)); |
| 132 | if(expr->data == NULL) |
| 133 | return -1; |
| 134 | |
| 135 | cs = expr->data; |
| 136 | for(i = 0; i < OT_MAX; i++) { |
| 137 | TQ_INIT(&(cs->targets[i])); |
| 138 | } |
| 139 | |
| 140 | return 0; |
| 141 | } |
| 142 | |
| 143 | static void |
| 144 | default_logger_cb(int _severity, const char *fmt, ...) { |
| 145 | va_list ap; |
| 146 | char *pfx = ""; |
| 147 | |
| 148 | switch(_severity) { |
| 149 | case -1: pfx = "DEBUG: "; break; |
| 150 | case 0: pfx = "WARNING: "; break; |
| 151 | case 1: pfx = "FATAL: "; break; |
| 152 | } |
| 153 | |
| 154 | fprintf(stderr, "%s", pfx); |
| 155 | va_start(ap, fmt); |
| 156 | vfprintf(stderr, fmt, ap); |
| 157 | va_end(ap); |
| 158 | fprintf(stderr, "\n"); |
| 159 | } |
| 160 | |