Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | #include "asn1c_internal.h" |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 2 | #include "asn1c_lang.h" |
| 3 | #include "asn1c_out.h" |
| 4 | #include "asn1c_save.h" |
Lev Walkin | 9de6cd8 | 2017-08-10 05:47:46 -0700 | [diff] [blame] | 5 | #include "asn1c_ioc.h" |
Lev Walkin | 5efafc5 | 2017-09-05 03:43:00 -0700 | [diff] [blame] | 6 | #include "asn1c_naming.h" |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 7 | |
| 8 | static void default_logger_cb(int, const char *fmt, ...); |
Lev Walkin | 9de6cd8 | 2017-08-10 05:47:46 -0700 | [diff] [blame] | 9 | static int asn1c_compile_expr(arg_t *arg, const asn1c_ioc_table_and_objset_t *); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 10 | static int asn1c_attach_streams(asn1p_expr_t *expr); |
Bi-Ruei, Chiu | 9b78083 | 2016-11-07 22:19:10 +0800 | [diff] [blame] | 11 | static int asn1c_detach_streams(asn1p_expr_t *expr); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 12 | |
| 13 | int |
Lev Walkin | 866cff1 | 2005-03-05 00:50:53 +0000 | [diff] [blame] | 14 | asn1_compile(asn1p_t *asn, const char *datadir, enum asn1c_flags flags, |
Lev Walkin | 8253ea9 | 2006-03-17 01:47:57 +0000 | [diff] [blame] | 15 | int argc, int optc, char **argv) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 16 | arg_t arg_s; |
| 17 | arg_t *arg = &arg_s; |
Lev Walkin | b85a813 | 2005-08-18 13:38:19 +0000 | [diff] [blame] | 18 | asn1p_module_t *mod; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 19 | int ret; |
| 20 | |
Lev Walkin | 5efafc5 | 2017-09-05 03:43:00 -0700 | [diff] [blame] | 21 | c_name_clash_finder_init(); |
| 22 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 23 | /* |
| 24 | * Initialize target language. |
| 25 | */ |
| 26 | ret = asn1c_with_language(ASN1C_LANGUAGE_C); |
| 27 | assert(ret == 0); |
| 28 | |
| 29 | memset(arg, 0, sizeof(*arg)); |
| 30 | arg->default_cb = asn1c_compile_expr; |
| 31 | arg->logger_cb = default_logger_cb; |
| 32 | arg->flags = flags; |
| 33 | arg->asn = asn; |
| 34 | |
| 35 | /* |
| 36 | * Compile each individual top level structure. |
| 37 | */ |
Lev Walkin | b85a813 | 2005-08-18 13:38:19 +0000 | [diff] [blame] | 38 | TQ_FOR(mod, &(asn->modules), mod_next) { |
| 39 | TQ_FOR(arg->expr, &(mod->members), next) { |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 40 | arg->ns = asn1_namespace_new_from_module(mod, 0); |
| 41 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 42 | compiler_streams_t *cs = NULL; |
| 43 | |
| 44 | if(asn1c_attach_streams(arg->expr)) |
| 45 | return -1; |
| 46 | |
| 47 | cs = arg->expr->data; |
| 48 | cs->target = OT_TYPE_DECLS; |
| 49 | arg->target = cs; |
| 50 | |
Lev Walkin | 9de6cd8 | 2017-08-10 05:47:46 -0700 | [diff] [blame] | 51 | ret = asn1c_compile_expr(arg, NULL); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 52 | if(ret) { |
Lev Walkin | a00d6b3 | 2006-03-21 03:40:38 +0000 | [diff] [blame] | 53 | FATAL("Cannot compile \"%s\" (%x:%x) at line %d", |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 54 | arg->expr->Identifier, |
| 55 | arg->expr->expr_type, |
| 56 | arg->expr->meta_type, |
| 57 | arg->expr->_lineno); |
| 58 | return ret; |
| 59 | } |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 60 | |
| 61 | asn1_namespace_free(arg->ns); |
| 62 | arg->ns = 0; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 63 | } |
| 64 | } |
| 65 | |
Lev Walkin | 5efafc5 | 2017-09-05 03:43:00 -0700 | [diff] [blame] | 66 | if(c_name_clash(arg)) { |
| 67 | if(arg->flags & A1C_COMPOUND_NAMES) { |
| 68 | FATAL("Name clashes encountered even with -fcompound-names flag"); |
| 69 | /* Proceed further for better debugging. */ |
| 70 | } else { |
| 71 | FATAL("Use \"-fcompound-names\" flag to asn1c to resolve name clashes"); |
| 72 | if(arg->flags & A1C_PRINT_COMPILED) { |
| 73 | /* Proceed further for better debugging. */ |
| 74 | } else { |
| 75 | return -1; |
| 76 | } |
| 77 | } |
| 78 | } |
| 79 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 80 | DEBUG("Saving compiled data"); |
| 81 | |
| 82 | /* |
| 83 | * Save or print out the compiled result. |
| 84 | */ |
Lev Walkin | 8253ea9 | 2006-03-17 01:47:57 +0000 | [diff] [blame] | 85 | if(asn1c_save_compiled_output(arg, datadir, argc, optc, argv)) |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 86 | return -1; |
| 87 | |
Bi-Ruei, Chiu | 9b78083 | 2016-11-07 22:19:10 +0800 | [diff] [blame] | 88 | TQ_FOR(mod, &(asn->modules), mod_next) { |
| 89 | TQ_FOR(arg->expr, &(mod->members), next) { |
| 90 | asn1c_detach_streams(arg->expr); |
| 91 | } |
| 92 | } |
| 93 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 94 | return 0; |
| 95 | } |
| 96 | |
| 97 | static int |
Lev Walkin | 9de6cd8 | 2017-08-10 05:47:46 -0700 | [diff] [blame] | 98 | asn1c_compile_expr(arg_t *arg, const asn1c_ioc_table_and_objset_t *opt_ioc) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 99 | asn1p_expr_t *expr = arg->expr; |
| 100 | int (*type_cb)(arg_t *); |
| 101 | int ret; |
| 102 | |
Lev Walkin | d9bd775 | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 103 | assert((int)expr->meta_type >= AMT_INVALID); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 104 | assert(expr->meta_type < AMT_EXPR_META_MAX); |
Lev Walkin | d9bd775 | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 105 | assert((int)expr->expr_type >= A1TC_INVALID); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 106 | assert(expr->expr_type < ASN_EXPR_TYPE_MAX); |
| 107 | |
| 108 | type_cb = asn1_lang_map[expr->meta_type][expr->expr_type].type_cb; |
| 109 | if(type_cb) { |
| 110 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 111 | DEBUG("Compiling %s at line %d", |
| 112 | expr->Identifier, |
| 113 | expr->_lineno); |
| 114 | |
Lev Walkin | a00d6b3 | 2006-03-21 03:40:38 +0000 | [diff] [blame] | 115 | if(expr->lhs_params && expr->spec_index == -1) { |
| 116 | int i; |
| 117 | ret = 0; |
| 118 | DEBUG("Parameterized type %s at line %d: %s (%d)", |
| 119 | expr->Identifier, expr->_lineno, |
| 120 | expr->specializations.pspecs_count |
| 121 | ? "compiling" : "unused, skipping"); |
| 122 | for(i = 0; i<expr->specializations.pspecs_count; i++) { |
| 123 | arg->expr = expr->specializations |
| 124 | .pspec[i].my_clone; |
Lev Walkin | 9de6cd8 | 2017-08-10 05:47:46 -0700 | [diff] [blame] | 125 | ret = asn1c_compile_expr(arg, opt_ioc); |
Lev Walkin | a00d6b3 | 2006-03-21 03:40:38 +0000 | [diff] [blame] | 126 | if(ret) break; |
| 127 | } |
| 128 | arg->expr = expr; /* Restore */ |
| 129 | } else { |
| 130 | ret = type_cb(arg); |
| 131 | if(arg->target->destination[OT_TYPE_DECLS] |
| 132 | .indent_level == 0) |
| 133 | OUT(";\n"); |
| 134 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 135 | } else { |
| 136 | ret = -1; |
| 137 | /* |
| 138 | * Even if the target language compiler does not know |
| 139 | * how to compile the given expression, we know that |
| 140 | * certain expressions need not to be compiled at all. |
| 141 | */ |
| 142 | switch(expr->meta_type) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 143 | case AMT_OBJECT: |
Lev Walkin | 9c2285a | 2006-03-09 08:49:26 +0000 | [diff] [blame] | 144 | case AMT_OBJECTCLASS: |
| 145 | case AMT_OBJECTFIELD: |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 146 | case AMT_VALUE: |
| 147 | case AMT_VALUESET: |
| 148 | ret = 0; |
| 149 | break; |
| 150 | default: |
| 151 | break; |
| 152 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 153 | } |
| 154 | |
| 155 | if(ret == -1) { |
Lev Walkin | 6fec44d | 2004-08-22 03:10:23 +0000 | [diff] [blame] | 156 | FATAL("Cannot compile \"%s\" (%x:%x) at line %d", |
| 157 | arg->expr->Identifier, |
| 158 | arg->expr->expr_type, |
| 159 | arg->expr->meta_type, |
| 160 | arg->expr->_lineno); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 161 | OUT("#error Cannot compile \"%s\" (%x/%x) at line %d\n", |
| 162 | arg->expr->Identifier, |
| 163 | arg->expr->meta_type, |
| 164 | arg->expr->expr_type, |
| 165 | arg->expr->_lineno |
| 166 | ); |
| 167 | } |
| 168 | |
| 169 | return ret; |
| 170 | } |
| 171 | |
| 172 | static int |
| 173 | asn1c_attach_streams(asn1p_expr_t *expr) { |
| 174 | compiler_streams_t *cs; |
| 175 | int i; |
| 176 | |
| 177 | if(expr->data) |
| 178 | return 0; /* Already attached? */ |
| 179 | |
| 180 | expr->data = calloc(1, sizeof(compiler_streams_t)); |
| 181 | if(expr->data == NULL) |
| 182 | return -1; |
| 183 | |
| 184 | cs = expr->data; |
| 185 | for(i = 0; i < OT_MAX; i++) { |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 186 | TQ_INIT(&(cs->destination[i].chunks)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 187 | } |
| 188 | |
| 189 | return 0; |
| 190 | } |
| 191 | |
Bi-Ruei, Chiu | 9b78083 | 2016-11-07 22:19:10 +0800 | [diff] [blame] | 192 | int |
| 193 | asn1c_detach_streams(asn1p_expr_t *expr) { |
| 194 | compiler_streams_t *cs; |
| 195 | out_chunk_t *m; |
| 196 | int i; |
| 197 | |
| 198 | if(!expr->data) |
| 199 | return 0; /* Already detached? */ |
| 200 | |
| 201 | cs = expr->data; |
| 202 | for(i = 0; i < OT_MAX; i++) { |
| 203 | while((m = TQ_REMOVE(&(cs->destination[i].chunks), next))) { |
| 204 | free(m->buf); |
| 205 | free(m); |
| 206 | } |
| 207 | } |
| 208 | free(expr->data); |
| 209 | expr->data = (void *)NULL; |
| 210 | |
| 211 | return 0; |
| 212 | } |
| 213 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 214 | static void |
| 215 | default_logger_cb(int _severity, const char *fmt, ...) { |
| 216 | va_list ap; |
| 217 | char *pfx = ""; |
| 218 | |
| 219 | switch(_severity) { |
| 220 | case -1: pfx = "DEBUG: "; break; |
| 221 | case 0: pfx = "WARNING: "; break; |
| 222 | case 1: pfx = "FATAL: "; break; |
| 223 | } |
| 224 | |
| 225 | fprintf(stderr, "%s", pfx); |
| 226 | va_start(ap, fmt); |
| 227 | vfprintf(stderr, fmt, ap); |
| 228 | va_end(ap); |
| 229 | fprintf(stderr, "\n"); |
| 230 | } |
| 231 | |