Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Don't look into this file. First, because it's a mess, and second, because |
| 3 | * it's a brain of the compiler, and you don't wanna mess with brains do you? ;) |
| 4 | */ |
| 5 | #include "asn1c_internal.h" |
| 6 | #include "asn1c_C.h" |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame^] | 7 | #include "asn1c_constraint.h" |
| 8 | #include <asn1fix_export.h> /* Stuff exported by libasn1fix */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 9 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 10 | typedef struct tag2el_s { |
| 11 | struct asn1p_type_tag_s el_tag; |
| 12 | int el_no; |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 13 | int toff_first; |
| 14 | int toff_last; |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 15 | asn1p_expr_t *from_expr; |
| 16 | } tag2el_t; |
| 17 | |
| 18 | static int _fill_tag2el_map(arg_t *arg, tag2el_t **tag2el, int *count, int el_no); |
| 19 | static int _add_tag2el_member(arg_t *arg, tag2el_t **tag2el, int *count, int el_no); |
| 20 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 21 | static int asn1c_lang_C_type_SEQUENCE_def(arg_t *arg); |
| 22 | static int asn1c_lang_C_type_SET_def(arg_t *arg); |
| 23 | static int asn1c_lang_C_type_CHOICE_def(arg_t *arg); |
| 24 | static int asn1c_lang_C_type_SEx_OF_def(arg_t *arg, int seq_of); |
| 25 | static int _print_tag(arg_t *arg, asn1p_expr_t *expr, struct asn1p_type_tag_s *tag_p); |
Lev Walkin | 3563148 | 2004-07-01 00:52:50 +0000 | [diff] [blame] | 26 | static int check_if_extensible(asn1p_expr_t *expr); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 27 | static int emit_tags_vector(arg_t *arg, asn1p_expr_t *expr, int *tags_impl_skip, int choice_mode); |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 28 | static int emit_tag2member_map(arg_t *arg, tag2el_t *tag2el, int tag2el_count); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 29 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 30 | #define C99_MODE (arg->flags & A1C_NO_C99) |
| 31 | #define UNNAMED_UNIONS (arg->flags & A1C_UNNAMED_UNIONS) |
| 32 | |
| 33 | #define PCTX_DEF INDENTED( \ |
| 34 | OUT("\n"); \ |
| 35 | OUT("/* Context for parsing across buffer boundaries */\n"); \ |
| 36 | OUT("ber_dec_ctx_t _ber_dec_ctx;\n")); |
| 37 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 38 | #define DEPENDENCIES do { \ |
| 39 | TQ_FOR(v, &(expr->members), next) { \ |
| 40 | if((!(v->expr_type & ASN_CONSTR_MASK) \ |
| 41 | && v->expr_type > ASN_CONSTR_MASK) \ |
| 42 | || v->meta_type == AMT_TYPEREF) { \ |
| 43 | GEN_INCLUDE(asn1c_type_name(arg, v, TNF_INCLUDE));\ |
| 44 | } \ |
| 45 | } \ |
| 46 | if(expr->expr_type == ASN_CONSTR_SET_OF) \ |
| 47 | GEN_INCLUDE("asn_SET_OF"); \ |
| 48 | if(expr->expr_type == ASN_CONSTR_SEQUENCE_OF) \ |
| 49 | GEN_INCLUDE("asn_SEQUENCE_OF"); \ |
| 50 | } while(0) |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 51 | |
| 52 | #define MKID(id) asn1c_make_identifier(0, (id), 0) |
| 53 | |
| 54 | int |
| 55 | asn1c_lang_C_type_ENUMERATED(arg_t *arg) { |
| 56 | asn1p_expr_t *expr = arg->expr; |
| 57 | asn1p_expr_t *v; |
| 58 | |
| 59 | REDIR(OT_DEPS); |
| 60 | |
| 61 | OUT("typedef enum %s {\n", MKID(expr->Identifier)); |
| 62 | TQ_FOR(v, &(expr->members), next) { |
| 63 | switch(v->expr_type) { |
| 64 | case A1TC_UNIVERVAL: |
| 65 | OUT("\t%s\t= %lld,\n", |
| 66 | asn1c_make_identifier(0, |
| 67 | expr->Identifier, |
| 68 | v->Identifier, 0), |
| 69 | v->value->value.v_integer); |
| 70 | break; |
| 71 | case A1TC_EXTENSIBLE: |
| 72 | OUT("\t/*\n"); |
| 73 | OUT("\t * Enumeration is extensible\n"); |
| 74 | OUT("\t */\n"); |
| 75 | break; |
| 76 | default: |
| 77 | return -1; |
| 78 | } |
| 79 | } |
| 80 | OUT("} %s_e;\n", MKID(expr->Identifier)); |
| 81 | |
| 82 | return asn1c_lang_C_type_SIMPLE_TYPE(arg); |
| 83 | } |
| 84 | |
| 85 | |
| 86 | int |
| 87 | asn1c_lang_C_type_INTEGER(arg_t *arg) { |
| 88 | asn1p_expr_t *expr = arg->expr; |
| 89 | asn1p_expr_t *v; |
| 90 | |
| 91 | REDIR(OT_DEPS); |
| 92 | |
| 93 | if(TQ_FIRST(&(expr->members))) { |
| 94 | OUT("typedef enum %s {\n", MKID(expr->Identifier)); |
| 95 | TQ_FOR(v, &(expr->members), next) { |
| 96 | switch(v->expr_type) { |
| 97 | case A1TC_UNIVERVAL: |
| 98 | OUT("\t%s\t= %lld,\n", |
| 99 | asn1c_make_identifier(0, |
| 100 | expr->Identifier, |
| 101 | v->Identifier, 0), |
| 102 | v->value->value.v_integer); |
| 103 | break; |
| 104 | default: |
| 105 | return -1; |
| 106 | } |
| 107 | } |
| 108 | OUT("} %s_e;\n", MKID(expr->Identifier)); |
| 109 | } |
| 110 | |
| 111 | return asn1c_lang_C_type_SIMPLE_TYPE(arg); |
| 112 | } |
| 113 | |
| 114 | int |
| 115 | asn1c_lang_C_type_SEQUENCE(arg_t *arg) { |
| 116 | asn1p_expr_t *expr = arg->expr; |
| 117 | asn1p_expr_t *v; |
| 118 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
| 119 | |
| 120 | DEPENDENCIES; |
| 121 | |
| 122 | if(arg->embed) { |
| 123 | OUT("struct %s {\n", |
| 124 | MKID(expr->Identifier)); |
| 125 | } else { |
| 126 | OUT("typedef struct %s {\n", |
| 127 | MKID(expr->Identifier)); |
| 128 | } |
| 129 | |
| 130 | TQ_FOR(v, &(expr->members), next) { |
| 131 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 132 | if(comp_mode < 3) comp_mode++; |
| 133 | } |
| 134 | if(comp_mode == 1 && !v->marker) |
| 135 | v->marker = EM_OPTIONAL; |
| 136 | EMBED(v); |
| 137 | } |
| 138 | |
| 139 | PCTX_DEF; |
| 140 | OUT("} %s%s", expr->marker?"*":"", |
| 141 | MKID(expr->Identifier)); |
| 142 | if(arg->embed) OUT(";\n"); else OUT("_t;\n"); |
| 143 | |
| 144 | return asn1c_lang_C_type_SEQUENCE_def(arg); |
| 145 | } |
| 146 | |
| 147 | static int |
| 148 | asn1c_lang_C_type_SEQUENCE_def(arg_t *arg) { |
| 149 | asn1p_expr_t *expr = arg->expr; |
| 150 | asn1p_expr_t *v; |
| 151 | int elements; /* Number of elements */ |
| 152 | int tags_impl_skip = 0; |
| 153 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
| 154 | int ext_start = -1; |
| 155 | int ext_stop = -1; |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 156 | tag2el_t *tag2el = NULL; |
| 157 | int tag2el_count = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 158 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 159 | char *p; |
| 160 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 161 | /* |
| 162 | * Fetch every inner tag from the tag to elements map. |
| 163 | */ |
| 164 | if(_fill_tag2el_map(arg, &tag2el, &tag2el_count, -1)) { |
| 165 | if(tag2el) free(tag2el); |
| 166 | return -1; |
| 167 | } |
| 168 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 169 | GEN_INCLUDE("constr_SEQUENCE"); |
| 170 | if(!arg->embed) |
| 171 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 172 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 173 | REDIR(OT_STAT_DEFS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 174 | |
| 175 | /* |
| 176 | * Print out the table according to which the parsing is performed. |
| 177 | */ |
| 178 | p = MKID(expr->Identifier); |
| 179 | OUT("static asn1_SEQUENCE_element_t asn1_DEF_%s_elements[] = {\n", p); |
| 180 | |
| 181 | elements = 0; |
| 182 | INDENTED(TQ_FOR(v, &(expr->members), next) { |
| 183 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 184 | if((++comp_mode) == 1) |
| 185 | ext_start = elements - 1; |
| 186 | else |
| 187 | ext_stop = elements - 1; |
| 188 | continue; |
| 189 | } |
| 190 | OUT("{ "); |
| 191 | elements++; |
| 192 | OUT("offsetof(struct %s, ", MKID(expr->Identifier)); |
| 193 | OUT("%s), ", MKID(v->Identifier)); |
| 194 | if(v->marker) { |
| 195 | asn1p_expr_t *tv; |
| 196 | int opts = 0; |
| 197 | for(tv = v; tv && tv->marker; |
| 198 | tv = TQ_NEXT(tv, next), opts++) { |
| 199 | if(tv->expr_type == A1TC_EXTENSIBLE) |
| 200 | opts--; |
| 201 | } |
| 202 | OUT("%d,", opts); |
| 203 | } else { |
| 204 | OUT("0,"); |
| 205 | } |
| 206 | OUT("\n"); |
| 207 | INDENT(+1); |
| 208 | if(C99_MODE) OUT(".tag = "); |
| 209 | _print_tag(arg, v, NULL); |
| 210 | OUT(",\n"); |
| 211 | if(C99_MODE) OUT(".tag_mode = "); |
| 212 | if(v->tag.tag_class) { |
| 213 | if(v->tag.tag_mode == TM_IMPLICIT) |
| 214 | OUT("-1,\t/* IMPLICIT tag at current level */\n"); |
| 215 | else |
| 216 | OUT("+1,\t/* EXPLICIT tag at current level */\n"); |
| 217 | } else { |
| 218 | OUT("0,\n"); |
| 219 | } |
| 220 | if(C99_MODE) OUT(".type = "); |
| 221 | OUT("(void *)&asn1_DEF_%s,\n", |
| 222 | asn1c_type_name(arg, v, TNF_SAFE)); |
| 223 | if(C99_MODE) OUT(".name = "); |
| 224 | OUT("\"%s\"\n", v->Identifier); |
| 225 | OUT("},\n"); |
| 226 | INDENT(-1); |
| 227 | }); |
| 228 | OUT("};\n"); |
| 229 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 230 | /* |
| 231 | * Print out asn1_DEF_<type>_tags[] vector. |
| 232 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 233 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 234 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 235 | /* |
| 236 | * Tags to elements map. |
| 237 | */ |
| 238 | emit_tag2member_map(arg, tag2el, tag2el_count); |
| 239 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 240 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 241 | OUT("static asn1_SEQUENCE_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 242 | INDENTED( |
| 243 | OUT("sizeof(struct %s),\n", p); |
| 244 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
| 245 | OUT("asn1_DEF_%s_elements,\n", p); |
| 246 | OUT("%d,\t/* Elements count */\n", elements); |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 247 | OUT("asn1_DEF_%s_tag2el,\n", p); |
| 248 | OUT("%d,\t/* Count of tags in the map */\n", tag2el_count); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 249 | OUT("%d,\t/* Start extensions */\n", |
| 250 | ext_start); |
| 251 | OUT("%d\t/* Stop extensions */\n", |
| 252 | (ext_stop<ext_start)?elements+1:ext_stop, ext_stop); |
| 253 | ); |
| 254 | OUT("};\n"); |
| 255 | OUT("asn1_TYPE_descriptor_t asn1_DEF_%s = {\n", p); |
| 256 | INDENTED( |
| 257 | OUT("\"%s\",\n", expr->Identifier); |
| 258 | OUT("SEQUENCE_constraint,\n"); |
| 259 | OUT("SEQUENCE_decode_ber,\n"); |
| 260 | OUT("SEQUENCE_encode_der,\n"); |
| 261 | OUT("SEQUENCE_print,\n"); |
| 262 | OUT("SEQUENCE_free,\n"); |
| 263 | OUT("0,\t/* Use generic outmost tag fetcher */\n"); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 264 | if(tags_count) { |
| 265 | OUT("asn1_DEF_%s_tags,\n", p); |
| 266 | OUT("sizeof(asn1_DEF_%s_tags)\n", p); |
| 267 | OUT("\t/sizeof(asn1_DEF_%s_tags[0]), /* %d */\n", |
| 268 | p, tags_count); |
| 269 | } else { |
| 270 | OUT("0,\t/* No explicit tags (pointer) */\n"); |
| 271 | OUT("0,\t/* No explicit tags (count) */\n"); |
| 272 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 273 | OUT("%d,\t/* Tags to skip */\n", tags_impl_skip); |
| 274 | OUT("%d,\t/* Whether CONSTRUCTED */\n", 1); |
| 275 | OUT("&asn1_DEF_%s_specs\t/* Additional specs */\n", p); |
| 276 | ); |
| 277 | OUT("};\n"); |
| 278 | OUT("\n"); |
| 279 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 280 | REDIR(OT_TYPE_DECLS); |
| 281 | |
| 282 | return 0; |
| 283 | } |
| 284 | |
| 285 | int |
| 286 | asn1c_lang_C_type_SEQUENCE_OF(arg_t *arg) { |
| 287 | asn1p_expr_t *expr = arg->expr; |
| 288 | asn1p_expr_t *v; |
| 289 | |
| 290 | DEPENDENCIES; |
| 291 | |
| 292 | if(arg->embed) { |
| 293 | OUT("struct %s {\n", MKID(expr->Identifier)); |
| 294 | } else { |
| 295 | OUT("typedef struct %s {\n", MKID(expr->Identifier)); |
| 296 | } |
| 297 | |
| 298 | TQ_FOR(v, &(expr->members), next) { |
| 299 | INDENTED(OUT("A_SEQUENCE_OF(%s) list;\n", |
| 300 | asn1c_type_name(arg, v, TNF_RSAFE))); |
| 301 | } |
| 302 | |
| 303 | PCTX_DEF; |
| 304 | OUT("} %s%s", expr->marker?"*":"", MKID(expr->Identifier)); |
| 305 | if(arg->embed) OUT(";\n"); else OUT("_t;\n"); |
| 306 | |
| 307 | /* |
| 308 | * SET OF/SEQUENCE OF definition, SEQUENCE OF mode. |
| 309 | */ |
| 310 | return asn1c_lang_C_type_SEx_OF_def(arg, 1); |
| 311 | } |
| 312 | |
| 313 | int |
| 314 | asn1c_lang_C_type_SET(arg_t *arg) { |
| 315 | asn1p_expr_t *expr = arg->expr; |
| 316 | asn1p_expr_t *v; |
| 317 | long mcount; |
| 318 | char *id; |
| 319 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
| 320 | |
| 321 | DEPENDENCIES; |
| 322 | |
| 323 | REDIR(OT_DEPS); |
| 324 | |
| 325 | OUT("\n"); |
| 326 | OUT("/*\n"); |
| 327 | OUT(" * Method of determining the components presence\n"); |
| 328 | OUT(" */\n"); |
| 329 | mcount = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 330 | OUT("typedef enum %s_PR {\n", MKID(expr->Identifier)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 331 | TQ_FOR(v, &(expr->members), next) { |
| 332 | if(v->expr_type == A1TC_EXTENSIBLE) continue; |
| 333 | INDENTED( |
| 334 | id = MKID(expr->Identifier); |
| 335 | OUT("%s_PR_", id); |
| 336 | id = MKID(v->Identifier); |
| 337 | OUT("%s,\t/* Member %s is present */\n", |
| 338 | id, id) |
| 339 | ); |
| 340 | mcount++; |
| 341 | } |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 342 | id = MKID(expr->Identifier); |
| 343 | OUT("} %s_PR;\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 344 | |
| 345 | REDIR(OT_TYPE_DECLS); |
| 346 | |
| 347 | if(arg->embed) { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 348 | OUT("struct %s {\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 349 | } else { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 350 | OUT("typedef struct %s {\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 351 | } |
| 352 | |
| 353 | TQ_FOR(v, &(expr->members), next) { |
| 354 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 355 | if(comp_mode < 3) comp_mode++; |
| 356 | } |
| 357 | if(comp_mode == 1 && !v->marker) |
| 358 | v->marker = EM_OPTIONAL; |
| 359 | EMBED(v); |
| 360 | } |
| 361 | |
| 362 | INDENTED( |
| 363 | id = MKID(expr->Identifier); |
| 364 | OUT("\n"); |
| 365 | OUT("/* Presence bitmask: ASN_SET_ISPRESENT(p%s, %s_PR_x) */\n", |
| 366 | id, id); |
| 367 | OUT("unsigned int _presence_map\n"); |
| 368 | OUT("\t[((%ld+(8*sizeof(unsigned int))-1)/(8*sizeof(unsigned int)))];\n", mcount); |
| 369 | ); |
| 370 | |
| 371 | PCTX_DEF; |
| 372 | OUT("} %s%s", expr->marker?"*":"", MKID(expr->Identifier)); |
| 373 | if(arg->embed) OUT(";\n"); else OUT("_t;\n"); |
| 374 | |
| 375 | return asn1c_lang_C_type_SET_def(arg); |
| 376 | } |
| 377 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 378 | static int |
| 379 | asn1c_lang_C_type_SET_def(arg_t *arg) { |
| 380 | asn1p_expr_t *expr = arg->expr; |
| 381 | asn1p_expr_t *v; |
| 382 | int elements; |
| 383 | int tags_impl_skip = 0; |
| 384 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 385 | tag2el_t *tag2el = NULL; |
| 386 | int tag2el_count = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 387 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 388 | char *p; |
| 389 | |
| 390 | /* |
| 391 | * Fetch every inner tag from the tag to elements map. |
| 392 | */ |
| 393 | if(_fill_tag2el_map(arg, &tag2el, &tag2el_count, -1)) { |
| 394 | if(tag2el) free(tag2el); |
| 395 | return -1; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 396 | } |
| 397 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 398 | GEN_INCLUDE("constr_SET"); |
| 399 | if(!arg->embed) |
| 400 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 401 | |
| 402 | REDIR(OT_STAT_DEFS); |
| 403 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 404 | /* |
| 405 | * Print out the table according to which the parsing is performed. |
| 406 | */ |
| 407 | p = MKID(expr->Identifier); |
| 408 | OUT("static asn1_SET_element_t asn1_DEF_%s_elements[] = {\n", p); |
| 409 | |
| 410 | elements = 0; |
| 411 | INDENTED(TQ_FOR(v, &(expr->members), next) { |
| 412 | if(v->expr_type != A1TC_EXTENSIBLE) { |
| 413 | if(comp_mode == 1) |
| 414 | v->marker = EM_OPTIONAL; |
| 415 | elements++; |
| 416 | } else { |
| 417 | if(comp_mode < 3) comp_mode++; |
| 418 | continue; |
| 419 | } |
| 420 | OUT("{ "); |
| 421 | p = MKID(expr->Identifier); |
| 422 | OUT("offsetof(struct %s, ", p); |
| 423 | p = MKID(v->Identifier); |
| 424 | OUT("%s), ", p); |
| 425 | if(v->marker) { |
| 426 | OUT("1, /* Optional element */\n"); |
| 427 | } else { |
| 428 | OUT("0,\n"); |
| 429 | } |
| 430 | INDENT(+1); |
| 431 | if(C99_MODE) OUT(".tag = "); |
| 432 | _print_tag(arg, v, NULL); |
| 433 | OUT(",\n"); |
| 434 | if(C99_MODE) OUT(".tag_mode = "); |
| 435 | if(v->tag.tag_class) { |
| 436 | if(v->tag.tag_mode == TM_IMPLICIT) |
| 437 | OUT("-1,\t/* IMPLICIT tag at current level */\n"); |
| 438 | else |
| 439 | OUT("+1,\t/* EXPLICIT tag at current level */\n"); |
| 440 | } else { |
| 441 | OUT("0,\n"); |
| 442 | } |
| 443 | if(C99_MODE) OUT(".type = "); |
| 444 | OUT("(void *)&asn1_DEF_%s,\n", |
| 445 | asn1c_type_name(arg, v, TNF_SAFE)); |
| 446 | if(C99_MODE) OUT(".name = "); |
| 447 | OUT("\"%s\"\n", v->Identifier); |
| 448 | OUT("},\n"); |
| 449 | INDENT(-1); |
| 450 | }); |
| 451 | OUT("};\n"); |
| 452 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 453 | /* |
| 454 | * Print out asn1_DEF_<type>_tags[] vector. |
| 455 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 456 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 457 | |
| 458 | /* |
| 459 | * Tags to elements map. |
| 460 | */ |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 461 | emit_tag2member_map(arg, tag2el, tag2el_count); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 462 | |
| 463 | /* |
| 464 | * Emit a map of mandatory elements. |
| 465 | */ |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 466 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 467 | OUT("static uint8_t asn1_DEF_%s_mmap", p); |
| 468 | OUT("[(%d + (8 * sizeof(unsigned int)) - 1) / 8]", elements); |
| 469 | OUT(" = {\n", p); |
| 470 | INDENTED( |
| 471 | if(elements) { |
| 472 | int delimit = 0; |
| 473 | int el = 0; |
| 474 | TQ_FOR(v, &(expr->members), next) { |
| 475 | if(v->expr_type == A1TC_EXTENSIBLE) continue; |
| 476 | if(delimit) { |
| 477 | OUT(",\n"); |
| 478 | delimit = 0; |
| 479 | } else if(el) { |
| 480 | OUT(" | "); |
| 481 | } |
| 482 | OUT("(%d << %d)", v->marker?0:1, 7 - (el % 8)); |
| 483 | if(el && (el % 8) == 0) |
| 484 | delimit = 1; |
| 485 | el++; |
| 486 | } |
| 487 | } else { |
| 488 | OUT("0"); |
| 489 | } |
| 490 | ); |
| 491 | OUT("\n"); |
| 492 | OUT("};\n"); |
| 493 | |
| 494 | OUT("static asn1_SET_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 495 | INDENTED( |
| 496 | OUT("sizeof(struct %s),\n", p); |
| 497 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
| 498 | OUT("offsetof(struct %s, _presence_map),\n", p); |
| 499 | OUT("asn1_DEF_%s_elements,\n", p); |
| 500 | OUT("%d,\t/* Elements count */\n", elements); |
| 501 | OUT("asn1_DEF_%s_tag2el,\n", p); |
| 502 | OUT("%d,\t/* Count of tags in the map */\n", tag2el_count); |
Lev Walkin | 3563148 | 2004-07-01 00:52:50 +0000 | [diff] [blame] | 503 | OUT("%d,\t/* Whether extensible */\n", |
| 504 | check_if_extensible(expr)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 505 | OUT("(unsigned int *)asn1_DEF_%s_mmap\t/* Mandatory elements map */\n", p); |
| 506 | ); |
| 507 | OUT("};\n"); |
| 508 | OUT("asn1_TYPE_descriptor_t asn1_DEF_%s = {\n", p); |
| 509 | INDENTED( |
| 510 | OUT("\"%s\",\n", expr->Identifier); |
| 511 | OUT("SET_constraint,\n"); |
| 512 | OUT("SET_decode_ber,\n"); |
| 513 | OUT("SET_encode_der,\n"); |
| 514 | OUT("SET_print,\n"); |
| 515 | OUT("SET_free,\n"); |
| 516 | OUT("0,\t/* Use generic outmost tag fetcher */\n"); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 517 | if(tags_count) { |
| 518 | OUT("asn1_DEF_%s_tags,\n", p); |
| 519 | OUT("sizeof(asn1_DEF_%s_tags)\n", p); |
| 520 | OUT("\t/sizeof(asn1_DEF_%s_tags[0]), /* %d */\n", |
| 521 | p, tags_count); |
| 522 | } else { |
| 523 | OUT("0,\t/* No explicit tags (pointer) */\n"); |
| 524 | OUT("0,\t/* No explicit tags (count) */\n"); |
| 525 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 526 | OUT("%d,\t/* Tags to skip */\n", tags_impl_skip); |
| 527 | OUT("%d,\t/* Whether CONSTRUCTED */\n", 1); |
| 528 | OUT("&asn1_DEF_%s_specs\t/* Additional specs */\n", p); |
| 529 | ); |
| 530 | OUT("};\n"); |
| 531 | OUT("\n"); |
| 532 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 533 | REDIR(OT_TYPE_DECLS); |
| 534 | |
| 535 | return 0; |
| 536 | } |
| 537 | |
| 538 | int |
| 539 | asn1c_lang_C_type_SET_OF(arg_t *arg) { |
| 540 | asn1p_expr_t *expr = arg->expr; |
| 541 | asn1p_expr_t *v; |
| 542 | |
| 543 | DEPENDENCIES; |
| 544 | |
| 545 | if(arg->embed) { |
| 546 | OUT("struct %s {\n", MKID(expr->Identifier)); |
| 547 | } else { |
| 548 | OUT("typedef struct %s {\n", |
| 549 | MKID(expr->Identifier)); |
| 550 | } |
| 551 | |
| 552 | TQ_FOR(v, &(expr->members), next) { |
| 553 | INDENTED(OUT("A_SET_OF(%s) list;\n", |
| 554 | asn1c_type_name(arg, v, TNF_RSAFE))); |
| 555 | } |
| 556 | |
| 557 | PCTX_DEF; |
| 558 | OUT("} %s%s", expr->marker?"*":"", MKID(expr->Identifier)); |
| 559 | if(arg->embed) OUT(";\n"); else OUT("_t;\n"); |
| 560 | |
| 561 | /* |
| 562 | * SET OF/SEQUENCE OF definition, SET OF mode. |
| 563 | */ |
| 564 | return asn1c_lang_C_type_SEx_OF_def(arg, 0); |
| 565 | } |
| 566 | |
| 567 | static int |
| 568 | asn1c_lang_C_type_SEx_OF_def(arg_t *arg, int seq_of) { |
| 569 | asn1p_expr_t *expr = arg->expr; |
| 570 | asn1p_expr_t *v; |
| 571 | int tags_impl_skip = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 572 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 573 | char *p; |
| 574 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 575 | /* |
| 576 | * Print out the table according to which the parsing is performed. |
| 577 | */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 578 | if(seq_of) { |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 579 | GEN_INCLUDE("constr_SEQUENCE_OF"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 580 | } else { |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 581 | GEN_INCLUDE("constr_SET_OF"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 582 | } |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 583 | if(!arg->embed) |
| 584 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 585 | |
| 586 | REDIR(OT_STAT_DEFS); |
| 587 | |
| 588 | /* |
| 589 | * Print out the table according to which the parsing is performed. |
| 590 | */ |
| 591 | p = MKID(expr->Identifier); |
| 592 | OUT("static asn1_SET_OF_element_t asn1_DEF_%s_elements[] = {\n", p); |
| 593 | |
| 594 | INDENTED(OUT("{ "); |
| 595 | v = TQ_FIRST(&(expr->members)); |
| 596 | INDENT(+1); |
| 597 | if(C99_MODE) OUT(".tag = "); |
| 598 | _print_tag(arg, v, NULL); |
| 599 | OUT(",\n"); |
| 600 | if(C99_MODE) OUT(".type = "); |
| 601 | OUT("(void *)&asn1_DEF_%s", |
| 602 | asn1c_type_name(arg, v, TNF_SAFE)); |
| 603 | OUT(" "); |
| 604 | OUT("},\n"); |
| 605 | INDENT(-1); |
| 606 | ); |
| 607 | OUT("};\n"); |
| 608 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 609 | /* |
| 610 | * Print out asn1_DEF_<type>_tags[] vector. |
| 611 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 612 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 613 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 614 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 615 | OUT("static asn1_SET_OF_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 616 | INDENTED( |
| 617 | OUT("sizeof(struct %s),\n", p); |
| 618 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
| 619 | OUT("asn1_DEF_%s_elements\n", p); |
| 620 | ); |
| 621 | OUT("};\n"); |
| 622 | OUT("asn1_TYPE_descriptor_t asn1_DEF_%s = {\n", p); |
| 623 | INDENTED( |
| 624 | OUT("\"%s\",\n", expr->Identifier); |
| 625 | if(seq_of) { |
| 626 | OUT("SEQUENCE_OF_constraint,\n"); |
| 627 | OUT("SEQUENCE_OF_decode_ber,\n"); |
| 628 | OUT("SEQUENCE_OF_encode_der,\n"); |
| 629 | OUT("SEQUENCE_OF_print,\n"); |
| 630 | OUT("SEQUENCE_OF_free,\n"); |
| 631 | } else { |
| 632 | OUT("SET_OF_constraint,\n"); |
| 633 | OUT("SET_OF_decode_ber,\n"); |
| 634 | OUT("SET_OF_encode_der,\n"); |
| 635 | OUT("SET_OF_print,\n"); |
| 636 | OUT("SET_OF_free,\n"); |
| 637 | } |
| 638 | OUT("0,\t/* Use generic outmost tag fetcher */\n"); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 639 | if(tags_count) { |
| 640 | OUT("asn1_DEF_%s_tags,\n", p); |
| 641 | OUT("sizeof(asn1_DEF_%s_tags)\n", p); |
| 642 | OUT("\t/sizeof(asn1_DEF_%s_tags[0]), /* %d */\n", |
| 643 | p, tags_count); |
| 644 | } else { |
| 645 | OUT("0,\t/* No explicit tags (pointer) */\n"); |
| 646 | OUT("0,\t/* No explicit tags (count) */\n"); |
| 647 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 648 | OUT("%d,\t/* Tags to skip */\n", tags_impl_skip); |
| 649 | OUT("%d,\t/* Whether CONSTRUCTED */\n", 1); |
| 650 | OUT("&asn1_DEF_%s_specs\t/* Additional specs */\n", p); |
| 651 | ); |
| 652 | OUT("};\n"); |
| 653 | OUT("\n"); |
| 654 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 655 | REDIR(OT_TYPE_DECLS); |
| 656 | |
| 657 | return 0; |
| 658 | } |
| 659 | |
| 660 | int |
| 661 | asn1c_lang_C_type_CHOICE(arg_t *arg) { |
| 662 | asn1p_expr_t *expr = arg->expr; |
| 663 | asn1p_expr_t *v; |
| 664 | char *p; |
| 665 | |
| 666 | DEPENDENCIES; |
| 667 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 668 | REDIR(OT_DEPS); |
| 669 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 670 | p = MKID(expr->Identifier); |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 671 | OUT("typedef enum %s_PR {\n", p); |
| 672 | INDENTED( |
| 673 | p = MKID(expr->Identifier); |
| 674 | OUT("%s_PR_NOTHING,\t" |
| 675 | "/* No components present */\n", p); |
| 676 | TQ_FOR(v, &(expr->members), next) { |
| 677 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 678 | OUT("/* Extensions may appear below */\n"); |
| 679 | continue; |
| 680 | } |
| 681 | p = MKID(expr->Identifier); |
| 682 | OUT("%s_PR_", p); |
| 683 | p = MKID(v->Identifier); |
| 684 | OUT("%s,\n", p, p); |
| 685 | } |
| 686 | ); |
| 687 | p = MKID(expr->Identifier); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 688 | OUT("} %s_PR;\n", p); |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 689 | |
| 690 | REDIR(OT_TYPE_DECLS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 691 | |
| 692 | if(arg->embed) { |
| 693 | OUT("struct %s {\n", p); |
| 694 | } else { |
| 695 | OUT("typedef struct %s {\n", p); |
| 696 | } |
| 697 | |
| 698 | INDENTED( |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 699 | OUT("%s_PR present;\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 700 | OUT("union {\n", p); |
| 701 | TQ_FOR(v, &(expr->members), next) { |
| 702 | EMBED(v); |
| 703 | } |
| 704 | if(UNNAMED_UNIONS) OUT("};\n"); |
| 705 | else OUT("} choice;\n"); |
| 706 | ); |
| 707 | |
| 708 | PCTX_DEF; |
| 709 | OUT("} %s%s", expr->marker?"*":"", MKID(expr->Identifier)); |
| 710 | if(arg->embed) OUT(";\n"); else OUT("_t;\n"); |
| 711 | |
| 712 | return asn1c_lang_C_type_CHOICE_def(arg); |
| 713 | } |
| 714 | |
| 715 | static int |
| 716 | asn1c_lang_C_type_CHOICE_def(arg_t *arg) { |
| 717 | asn1p_expr_t *expr = arg->expr; |
| 718 | asn1p_expr_t *v; |
| 719 | int elements; /* Number of elements */ |
| 720 | int tags_impl_skip = 0; |
| 721 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 722 | tag2el_t *tag2el = NULL; |
| 723 | int tag2el_count = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 724 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 725 | char *p; |
| 726 | |
| 727 | /* |
| 728 | * Fetch every inner tag from the tag to elements map. |
| 729 | */ |
| 730 | if(_fill_tag2el_map(arg, &tag2el, &tag2el_count, -1)) { |
| 731 | if(tag2el) free(tag2el); |
| 732 | return -1; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 733 | } |
| 734 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 735 | GEN_INCLUDE("constr_CHOICE"); |
| 736 | if(!arg->embed) |
| 737 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 738 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 739 | REDIR(OT_STAT_DEFS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 740 | |
| 741 | /* |
| 742 | * Print out the table according to which the parsing is performed. |
| 743 | */ |
| 744 | p = MKID(expr->Identifier); |
| 745 | OUT("static asn1_CHOICE_element_t asn1_DEF_%s_elements[] = {\n", p); |
| 746 | |
| 747 | elements = 0; |
| 748 | INDENTED(TQ_FOR(v, &(expr->members), next) { |
| 749 | if(v->expr_type != A1TC_EXTENSIBLE) { |
| 750 | if(comp_mode == 1) |
| 751 | v->marker = EM_OPTIONAL; |
| 752 | elements++; |
| 753 | } else { |
| 754 | if(comp_mode < 3) comp_mode++; |
| 755 | continue; |
| 756 | } |
| 757 | OUT("{ "); |
| 758 | p = MKID(expr->Identifier); |
| 759 | OUT("offsetof(struct %s, ", p); |
| 760 | p = MKID(v->Identifier); |
| 761 | if(!UNNAMED_UNIONS) OUT("choice."); |
| 762 | OUT("%s), ", p); |
| 763 | if(v->marker) { |
| 764 | OUT("1, /* Optional element */\n"); |
| 765 | } else { |
| 766 | OUT("0,\n"); |
| 767 | } |
| 768 | INDENT(+1); |
| 769 | if(C99_MODE) OUT(".tag = "); |
| 770 | _print_tag(arg, v, NULL); |
| 771 | OUT(",\n"); |
| 772 | if(C99_MODE) OUT(".tag_mode = "); |
| 773 | if(v->tag.tag_class) { |
| 774 | if(v->tag.tag_mode == TM_IMPLICIT) |
| 775 | OUT("-1,\t/* IMPLICIT tag at current level */\n"); |
| 776 | else |
| 777 | OUT("+1,\t/* EXPLICIT tag at current level */\n"); |
| 778 | } else { |
| 779 | OUT("0,\n"); |
| 780 | } |
| 781 | if(C99_MODE) OUT(".type = "); |
| 782 | OUT("(void *)&asn1_DEF_%s,\n", |
| 783 | asn1c_type_name(arg, v, TNF_SAFE)); |
| 784 | if(C99_MODE) OUT(".name = "); |
| 785 | OUT("\"%s\"\n", v->Identifier); |
| 786 | OUT("},\n"); |
| 787 | INDENT(-1); |
| 788 | }); |
| 789 | OUT("};\n"); |
| 790 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 791 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 792 | if(arg->embed) { |
| 793 | /* |
| 794 | * Our parent structure has already taken this into account. |
| 795 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 796 | tags_count = 0; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 797 | } else { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 798 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 1); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 799 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 800 | |
| 801 | /* |
| 802 | * Tags to elements map. |
| 803 | */ |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 804 | emit_tag2member_map(arg, tag2el, tag2el_count); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 805 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 806 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 807 | OUT("static asn1_CHOICE_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 808 | INDENTED( |
| 809 | OUT("sizeof(struct %s),\n", p); |
| 810 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
| 811 | OUT("offsetof(struct %s, present),\n", p); |
| 812 | OUT("sizeof(((struct %s *)0)->present),\n", p); |
| 813 | OUT("asn1_DEF_%s_elements,\n", p); |
| 814 | OUT("%d,\t/* Elements count */\n", elements); |
| 815 | OUT("asn1_DEF_%s_tag2el,\n", p); |
| 816 | OUT("%d,\t/* Count of tags in the map */\n", tag2el_count); |
Lev Walkin | 3563148 | 2004-07-01 00:52:50 +0000 | [diff] [blame] | 817 | OUT("%d\t/* Whether extensible */\n", |
| 818 | check_if_extensible(expr)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 819 | ); |
| 820 | OUT("};\n"); |
| 821 | OUT("asn1_TYPE_descriptor_t asn1_DEF_%s = {\n", p); |
| 822 | INDENTED( |
| 823 | OUT("\"%s\",\n", expr->Identifier); |
| 824 | OUT("CHOICE_constraint,\n"); |
| 825 | OUT("CHOICE_decode_ber,\n"); |
| 826 | OUT("CHOICE_encode_der,\n"); |
| 827 | OUT("CHOICE_print,\n"); |
| 828 | OUT("CHOICE_free,\n"); |
| 829 | OUT("CHOICE_outmost_tag,\n"); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 830 | if(tags_count) { |
| 831 | OUT("asn1_DEF_%s_tags,\n", p); |
| 832 | OUT("sizeof(asn1_DEF_%s_tags)\n", p); |
| 833 | OUT("\t/sizeof(asn1_DEF_%s_tags[0]), /* %d */\n", |
| 834 | p, tags_count); |
| 835 | } else { |
| 836 | OUT("0,\t/* No explicit tags (pointer) */\n"); |
| 837 | OUT("0,\t/* No explicit tags (count) */\n"); |
| 838 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 839 | OUT("%d,\t/* Tags to skip */\n", tags_impl_skip); |
| 840 | OUT("%d,\t/* Whether CONSTRUCTED */\n", 1); |
| 841 | OUT("&asn1_DEF_%s_specs\t/* Additional specs */\n", p); |
| 842 | ); |
| 843 | OUT("};\n"); |
| 844 | OUT("\n"); |
| 845 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 846 | REDIR(OT_TYPE_DECLS); |
| 847 | |
| 848 | return 0; |
| 849 | } |
| 850 | |
| 851 | int |
| 852 | asn1c_lang_C_type_REFERENCE(arg_t *arg) { |
| 853 | asn1p_ref_t *ref; |
| 854 | |
| 855 | ref = arg->expr->reference; |
| 856 | if(ref->components[ref->comp_count-1].name[0] == '&') { |
| 857 | asn1p_module_t *mod; |
| 858 | asn1p_expr_t *extract; |
| 859 | arg_t tmp; |
| 860 | int ret; |
| 861 | |
| 862 | extract = asn1f_class_access_ex(arg->asn, arg->mod, arg->expr, |
| 863 | ref, &mod); |
| 864 | if(extract == NULL) |
| 865 | return -1; |
| 866 | |
| 867 | extract = asn1p_expr_clone(extract); |
| 868 | if(extract) { |
| 869 | if(extract->Identifier) |
| 870 | free(extract->Identifier); |
| 871 | extract->Identifier = strdup(arg->expr->Identifier); |
| 872 | if(extract->Identifier == NULL) { |
| 873 | asn1p_expr_free(extract); |
| 874 | return -1; |
| 875 | } |
| 876 | } else { |
| 877 | return -1; |
| 878 | } |
| 879 | |
| 880 | tmp = *arg; |
| 881 | tmp.asn = arg->asn; |
| 882 | tmp.mod = mod; |
| 883 | tmp.expr = extract; |
| 884 | |
| 885 | ret = arg->default_cb(&tmp); |
| 886 | |
| 887 | asn1p_expr_free(extract); |
| 888 | |
| 889 | return ret; |
| 890 | } |
| 891 | |
| 892 | |
| 893 | return asn1c_lang_C_type_SIMPLE_TYPE(arg); |
| 894 | } |
| 895 | |
| 896 | int |
| 897 | asn1c_lang_C_type_SIMPLE_TYPE(arg_t *arg) { |
| 898 | asn1p_expr_t *expr = arg->expr; |
| 899 | int tags_impl_skip = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 900 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 901 | char *p; |
| 902 | |
| 903 | if(arg->embed) { |
| 904 | REDIR(OT_TYPE_DECLS); |
| 905 | |
| 906 | OUT("%s\t", asn1c_type_name(arg, arg->expr, |
| 907 | expr->marker?TNF_RSAFE:TNF_CTYPE)); |
| 908 | OUT("%s", expr->marker?"*":" "); |
| 909 | OUT("%s;", MKID(expr->Identifier)); |
| 910 | if(expr->marker) OUT("\t/* %s */", |
| 911 | (expr->marker==EM_OPTIONAL)?"OPTIONAL":"DEFAULT"); |
| 912 | OUT("\n"); |
| 913 | return 0; |
| 914 | } |
| 915 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 916 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 917 | GEN_INCLUDE(asn1c_type_name(arg, expr, TNF_INCLUDE)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 918 | |
| 919 | REDIR(OT_TYPE_DECLS); |
| 920 | |
| 921 | OUT("typedef %s\t", asn1c_type_name(arg, arg->expr, TNF_CTYPE)); |
| 922 | OUT("%s", expr->marker?"*":" "); |
| 923 | OUT("%s_t;\n", MKID(expr->Identifier)); |
| 924 | OUT("\n"); |
| 925 | |
| 926 | REDIR(OT_STAT_DEFS); |
| 927 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 928 | /* |
| 929 | * Print out asn1_DEF_<type>_tags[] vector. |
| 930 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 931 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 932 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 933 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 934 | OUT("asn1_TYPE_descriptor_t asn1_DEF_%s = {\n", p); |
| 935 | INDENTED( |
| 936 | OUT("\"%s\",\n", expr->Identifier); |
| 937 | OUT("%s_constraint,\n", p); |
| 938 | OUT("%s_decode_ber,\n", p); |
| 939 | OUT("%s_encode_der,\n", p); |
| 940 | OUT("%s_print,\n", p); |
| 941 | OUT("%s_free,\n", p); |
| 942 | OUT("0,\t/* Use generic outmost tag fetcher */\n"); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 943 | if(tags_count) { |
| 944 | OUT("asn1_DEF_%s_tags,\n", p); |
| 945 | OUT("sizeof(asn1_DEF_%s_tags)\n", p); |
| 946 | OUT("\t/sizeof(asn1_DEF_%s_tags[0]), /* %d */\n", |
| 947 | p, tags_count); |
| 948 | } else { |
| 949 | OUT("0,\t/* No explicit tags (pointer) */\n"); |
| 950 | OUT("0,\t/* No explicit tags (count) */\n"); |
| 951 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 952 | OUT("%d,\t/* Tags to skip */\n", tags_impl_skip); |
Lev Walkin | 51b67e0 | 2004-06-05 08:46:50 +0000 | [diff] [blame] | 953 | OUT("-0,\t/* Unknown yet */\n"); |
| 954 | OUT("0\t/* No specifics */\n"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 955 | ); |
| 956 | OUT("};\n"); |
| 957 | OUT("\n"); |
| 958 | |
| 959 | /* |
| 960 | * Constraint checking. |
| 961 | */ |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame^] | 962 | /* Emit FROM() tables and others */ |
| 963 | asn1c_emit_constraint_tables(arg, 0); |
| 964 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 965 | p = MKID(expr->Identifier); |
| 966 | OUT("int\n"); |
| 967 | OUT("%s_constraint(asn1_TYPE_descriptor_t *td, const void *sptr,\n", p); |
| 968 | INDENTED( |
| 969 | OUT("\t\tasn_app_consume_bytes_f *app_errlog, void *app_key) {\n"); |
| 970 | OUT("\n"); |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame^] | 971 | if(asn1c_emit_constraint_checking_code(arg) == 1) { |
| 972 | if(0) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 973 | OUT("/* Check the constraints of the underlying type */\n"); |
| 974 | OUT("return asn1_DEF_%s.check_constraints\n", |
| 975 | asn1c_type_name(arg, expr, TNF_SAFE)); |
| 976 | OUT("\t(td, sptr, app_errlog, app_key);\n"); |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame^] | 977 | } else { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 978 | OUT("/* Make the underlying type checker permanent */\n"); |
| 979 | OUT("td->check_constraints = asn1_DEF_%s.check_constraints;\n", |
| 980 | asn1c_type_name(arg, expr, TNF_SAFE)); |
| 981 | OUT("return td->check_constraints\n"); |
| 982 | OUT("\t(td, sptr, app_errlog, app_key);\n"); |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame^] | 983 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 984 | } |
| 985 | ); |
| 986 | OUT("}\n"); |
| 987 | OUT("\n"); |
| 988 | |
| 989 | /* |
| 990 | * Emit suicidal functions. |
| 991 | */ |
| 992 | |
| 993 | { |
| 994 | /* |
| 995 | * This function replaces certain fields from the definition |
| 996 | * of a type with the corresponding fields from the basic type |
| 997 | * (from which the current type is inherited). |
| 998 | */ |
| 999 | char *type_name = asn1c_type_name(arg, expr, TNF_SAFE); |
| 1000 | OUT("/*\n"); |
| 1001 | OUT(" * This type is implemented using %s,\n", type_name); |
| 1002 | OUT(" * so adjust the DEF appropriately.\n"); |
| 1003 | OUT(" */\n"); |
| 1004 | OUT("static void\n"); |
| 1005 | OUT("inherit_TYPE_descriptor(asn1_TYPE_descriptor_t *td) {\n"); |
| 1006 | INDENT(+1); |
| 1007 | OUT("td->ber_decoder = asn1_DEF_%s.ber_decoder;\n", type_name); |
| 1008 | OUT("td->der_encoder = asn1_DEF_%s.der_encoder;\n", type_name); |
| 1009 | OUT("td->free_struct = asn1_DEF_%s.free_struct;\n", type_name); |
| 1010 | OUT("td->print_struct = asn1_DEF_%s.print_struct;\n", type_name); |
| 1011 | OUT("td->last_tag_form = asn1_DEF_%s.last_tag_form;\n", type_name); |
| 1012 | OUT("td->specifics = asn1_DEF_%s.specifics;\n", type_name); |
| 1013 | INDENT(-1); |
| 1014 | OUT("}\n"); |
| 1015 | OUT("\n"); |
| 1016 | } |
| 1017 | |
| 1018 | p = MKID(expr->Identifier); |
| 1019 | OUT("ber_dec_rval_t\n"); |
| 1020 | OUT("%s_decode_ber(asn1_TYPE_descriptor_t *td,\n", p); |
| 1021 | INDENTED( |
| 1022 | OUT("\tvoid **structure, void *bufptr, size_t size, int tag_mode) {\n"); |
| 1023 | OUT("inherit_TYPE_descriptor(td);\n"); |
| 1024 | OUT("return td->ber_decoder(td, structure,\n"); |
| 1025 | OUT("\tbufptr, size, tag_mode);\n"); |
| 1026 | ); |
| 1027 | OUT("}\n"); |
| 1028 | OUT("\n"); |
| 1029 | |
| 1030 | p = MKID(expr->Identifier); |
| 1031 | OUT("der_enc_rval_t\n"); |
| 1032 | OUT("%s_encode_der(asn1_TYPE_descriptor_t *td,\n", p); |
| 1033 | INDENTED( |
| 1034 | OUT("\tvoid *structure, int tag_mode, ber_tlv_tag_t tag,\n"); |
| 1035 | OUT("\tasn_app_consume_bytes_f *cb, void *app_key) {\n"); |
| 1036 | OUT("inherit_TYPE_descriptor(td);\n"); |
| 1037 | OUT("return td->der_encoder(td, structure, tag_mode, tag, cb, app_key);\n"); |
| 1038 | ); |
| 1039 | OUT("}\n"); |
| 1040 | OUT("\n"); |
| 1041 | |
| 1042 | p = MKID(expr->Identifier); |
| 1043 | OUT("int\n"); |
| 1044 | OUT("%s_print(asn1_TYPE_descriptor_t *td, const void *struct_ptr,\n", p); |
| 1045 | INDENTED( |
| 1046 | OUT("\tint ilevel, asn_app_consume_bytes_f *cb, void *app_key) {\n"); |
| 1047 | OUT("inherit_TYPE_descriptor(td);\n"); |
| 1048 | OUT("return td->print_struct(td, struct_ptr, ilevel, cb, app_key);\n"); |
| 1049 | ); |
| 1050 | OUT("}\n"); |
| 1051 | OUT("\n"); |
| 1052 | |
| 1053 | p = MKID(expr->Identifier); |
| 1054 | OUT("void\n"); |
| 1055 | OUT("%s_free(asn1_TYPE_descriptor_t *td,\n", p); |
| 1056 | INDENTED( |
| 1057 | OUT("\tvoid *struct_ptr, int contents_only) {\n"); |
| 1058 | OUT("inherit_TYPE_descriptor(td);\n"); |
| 1059 | OUT("td->free_struct(td, struct_ptr, contents_only);\n"); |
| 1060 | ); |
| 1061 | OUT("}\n"); |
| 1062 | OUT("\n"); |
| 1063 | |
| 1064 | REDIR(OT_FUNC_DECLS); |
| 1065 | |
| 1066 | p = MKID(expr->Identifier); |
| 1067 | OUT("extern asn1_TYPE_descriptor_t asn1_DEF_%s;\n", p); |
| 1068 | OUT("asn_constr_check_f %s_constraint;\n", p); |
| 1069 | OUT("ber_type_decoder_f %s_decode_ber;\n", p); |
| 1070 | OUT("der_type_encoder_f %s_encode_der;\n", p); |
| 1071 | OUT("asn_struct_print_f %s_print;\n", p); |
| 1072 | OUT("asn_struct_free_f %s_free;\n", p); |
| 1073 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 1074 | REDIR(OT_TYPE_DECLS); |
| 1075 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1076 | return 0; |
| 1077 | } |
| 1078 | |
| 1079 | int |
| 1080 | asn1c_lang_C_type_EXTENSIBLE(arg_t *arg) { |
| 1081 | |
| 1082 | OUT("/*\n"); |
| 1083 | OUT(" * This type is extensible,\n"); |
| 1084 | OUT(" * possible extensions are below.\n"); |
| 1085 | OUT(" */\n"); |
| 1086 | |
| 1087 | return 0; |
| 1088 | } |
| 1089 | |
Lev Walkin | 3563148 | 2004-07-01 00:52:50 +0000 | [diff] [blame] | 1090 | static int check_if_extensible(asn1p_expr_t *expr) { |
| 1091 | asn1p_expr_t *v; |
| 1092 | TQ_FOR(v, &(expr->members), next) { |
| 1093 | if(v->expr_type == A1TC_EXTENSIBLE) return 1; |
| 1094 | } |
| 1095 | return 0; |
| 1096 | } |
| 1097 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1098 | static int |
| 1099 | _print_tag(arg_t *arg, asn1p_expr_t *expr, struct asn1p_type_tag_s *tag_p) { |
| 1100 | struct asn1p_type_tag_s tag; |
| 1101 | |
| 1102 | if(tag_p) { |
| 1103 | tag = *tag_p; |
| 1104 | } else { |
| 1105 | if(asn1f_fetch_tag(arg->asn, arg->mod, expr, &tag)) { |
| 1106 | OUT("-1 /* Ambiguous tag (CHOICE?) */"); |
| 1107 | return 0; |
| 1108 | } |
| 1109 | } |
| 1110 | |
| 1111 | OUT("("); |
| 1112 | switch(tag.tag_class) { |
| 1113 | case TC_UNIVERSAL: OUT("ASN_TAG_CLASS_UNIVERSAL"); break; |
| 1114 | case TC_APPLICATION: OUT("ASN_TAG_CLASS_APPLICATION"); break; |
| 1115 | case TC_CONTEXT_SPECIFIC: OUT("ASN_TAG_CLASS_CONTEXT"); break; |
| 1116 | case TC_PRIVATE: OUT("ASN_TAG_CLASS_PRIVATE"); break; |
| 1117 | case TC_NOCLASS: |
| 1118 | break; |
| 1119 | } |
| 1120 | OUT(" | (%lld << 2))", tag.tag_value); |
| 1121 | |
| 1122 | return 0; |
| 1123 | } |
| 1124 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 1125 | |
| 1126 | static int |
| 1127 | _tag2el_cmp(const void *ap, const void *bp) { |
| 1128 | const tag2el_t *a = ap; |
| 1129 | const tag2el_t *b = bp; |
| 1130 | const struct asn1p_type_tag_s *ta = &a->el_tag; |
| 1131 | const struct asn1p_type_tag_s *tb = &b->el_tag; |
| 1132 | |
| 1133 | if(ta->tag_class == tb->tag_class) { |
| 1134 | if(ta->tag_value == tb->tag_value) { |
| 1135 | /* |
| 1136 | * Sort by their respective positions. |
| 1137 | */ |
| 1138 | if(a->el_no < b->el_no) |
| 1139 | return -1; |
| 1140 | else if(a->el_no > b->el_no) |
| 1141 | return 1; |
| 1142 | return 0; |
| 1143 | } else if(ta->tag_value < tb->tag_value) |
| 1144 | return -1; |
| 1145 | else |
| 1146 | return 1; |
| 1147 | } else if(ta->tag_class < tb->tag_class) { |
| 1148 | return -1; |
| 1149 | } else { |
| 1150 | return 1; |
| 1151 | } |
| 1152 | } |
| 1153 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1154 | /* |
| 1155 | * For constructed types, number of external tags may be greater than |
| 1156 | * number of elements in the type because of CHOICE type. |
| 1157 | * T ::= SET { -- Three possible tags: |
| 1158 | * a INTEGER, -- One tag is here... |
| 1159 | * b Choice1 -- ... and two more tags are there. |
| 1160 | * } |
| 1161 | * Choice1 ::= CHOICE { |
| 1162 | * s1 IA5String, |
| 1163 | * s2 ObjectDescriptor |
| 1164 | * } |
| 1165 | */ |
| 1166 | static int |
| 1167 | _fill_tag2el_map(arg_t *arg, tag2el_t **tag2el, int *count, int el_no) { |
| 1168 | asn1p_expr_t *expr = arg->expr; |
| 1169 | arg_t tmparg = *arg; |
| 1170 | asn1p_expr_t *v; |
| 1171 | int element = 0; |
| 1172 | |
| 1173 | TQ_FOR(v, &(expr->members), next) { |
| 1174 | if(v->expr_type == A1TC_EXTENSIBLE) |
| 1175 | continue; |
| 1176 | |
| 1177 | tmparg.expr = v; |
| 1178 | |
| 1179 | if(_add_tag2el_member(&tmparg, tag2el, count, |
| 1180 | (el_no==-1)?element:el_no)) { |
| 1181 | return -1; |
| 1182 | } |
| 1183 | |
| 1184 | element++; |
| 1185 | } |
| 1186 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 1187 | /* |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 1188 | * Sort the map according to canonical order of their tags |
| 1189 | * and element numbers. |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 1190 | */ |
| 1191 | qsort(*tag2el, *count, sizeof(**tag2el), _tag2el_cmp); |
| 1192 | |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 1193 | /* |
| 1194 | * Initialize .toff_{first|last} members. |
| 1195 | */ |
| 1196 | if(*count) { |
| 1197 | struct asn1p_type_tag_s *cur_tag = 0; |
| 1198 | tag2el_t *cur = *tag2el; |
| 1199 | tag2el_t *end = cur + *count; |
| 1200 | int occur, i; |
| 1201 | for(occur = 0; cur < end; cur++) { |
| 1202 | if(cur_tag == 0 |
| 1203 | || cur_tag->tag_value != cur->el_tag.tag_value |
| 1204 | || cur_tag->tag_class != cur->el_tag.tag_class) { |
| 1205 | cur_tag = &cur->el_tag; |
| 1206 | occur = 0; |
| 1207 | } else { |
| 1208 | occur++; |
| 1209 | } |
| 1210 | cur->toff_first = -occur; |
| 1211 | for(i = 0; i >= -occur; i--) |
| 1212 | cur[i].toff_last = -i; |
| 1213 | } |
| 1214 | } |
| 1215 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1216 | return 0; |
| 1217 | } |
| 1218 | |
| 1219 | static int |
| 1220 | _add_tag2el_member(arg_t *arg, tag2el_t **tag2el, int *count, int el_no) { |
| 1221 | struct asn1p_type_tag_s tag; |
| 1222 | int ret; |
| 1223 | |
| 1224 | assert(el_no >= 0); |
| 1225 | |
| 1226 | ret = asn1f_fetch_tag(arg->asn, arg->mod, arg->expr, &tag); |
| 1227 | if(ret == 0) { |
| 1228 | void *p; |
| 1229 | p = realloc(*tag2el, sizeof(tag2el_t) * ((*count) + 1)); |
| 1230 | if(p) *tag2el = p; |
| 1231 | else return -1; |
| 1232 | |
| 1233 | DEBUG("Found tag for %s: %ld", |
| 1234 | arg->expr->Identifier, |
| 1235 | (long)tag.tag_value); |
| 1236 | |
| 1237 | (*tag2el)[*count].el_tag = tag; |
| 1238 | (*tag2el)[*count].el_no = el_no; |
| 1239 | (*tag2el)[*count].from_expr = arg->expr; |
| 1240 | (*count)++; |
| 1241 | return 0; |
| 1242 | } |
| 1243 | |
| 1244 | DEBUG("Searching tag in complex expression %s:%x at line %d", |
| 1245 | arg->expr->Identifier, |
| 1246 | arg->expr->expr_type, |
| 1247 | arg->expr->_lineno); |
| 1248 | |
| 1249 | /* |
| 1250 | * Iterate over members of CHOICE type. |
| 1251 | */ |
| 1252 | if(arg->expr->expr_type == ASN_CONSTR_CHOICE) { |
| 1253 | return _fill_tag2el_map(arg, tag2el, count, el_no); |
| 1254 | } |
| 1255 | |
| 1256 | if(arg->expr->expr_type == A1TC_REFERENCE) { |
| 1257 | arg_t tmp = *arg; |
| 1258 | asn1p_expr_t *expr; |
| 1259 | expr = asn1f_lookup_symbol_ex(tmp.asn, &tmp.mod, tmp.expr, |
| 1260 | arg->expr->reference); |
| 1261 | if(expr) { |
| 1262 | tmp.expr = expr; |
| 1263 | return _add_tag2el_member(&tmp, tag2el, count, el_no); |
| 1264 | } else { |
| 1265 | FATAL("Cannot dereference %s at line %d", |
| 1266 | arg->expr->Identifier, |
| 1267 | arg->expr->_lineno); |
| 1268 | return -1; |
| 1269 | } |
| 1270 | } |
| 1271 | |
| 1272 | DEBUG("No tag for %s at line %d", |
| 1273 | arg->expr->Identifier, |
| 1274 | arg->expr->_lineno); |
| 1275 | |
| 1276 | return -1; |
| 1277 | } |
| 1278 | |
| 1279 | static int |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 1280 | emit_tag2member_map(arg_t *arg, tag2el_t *tag2el, int tag2el_count) { |
| 1281 | asn1p_expr_t *expr = arg->expr; |
| 1282 | |
| 1283 | OUT("static asn1_TYPE_tag2member_t asn1_DEF_%s_tag2el[] = {\n", |
| 1284 | MKID(expr->Identifier)); |
| 1285 | if(tag2el_count) { |
| 1286 | int i; |
| 1287 | for(i = 0; i < tag2el_count; i++) { |
| 1288 | OUT(" { "); |
| 1289 | _print_tag(arg, expr, &tag2el[i].el_tag); |
| 1290 | OUT(", "); |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 1291 | OUT("%d, ", tag2el[i].el_no); |
| 1292 | OUT("%d, ", tag2el[i].toff_first); |
| 1293 | OUT("%d ", tag2el[i].toff_last); |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 1294 | OUT("}, /* %s at %d */\n", |
| 1295 | tag2el[i].from_expr->Identifier, |
| 1296 | tag2el[i].from_expr->_lineno |
| 1297 | ); |
| 1298 | } |
| 1299 | } |
| 1300 | OUT("};\n"); |
| 1301 | |
| 1302 | return 0;; |
| 1303 | } |
| 1304 | |
| 1305 | static int |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1306 | emit_tags_vector(arg_t *arg, asn1p_expr_t *expr, int *tags_impl_skip, int choice_mode) { |
| 1307 | int tags_count = 0; |
| 1308 | int save_target = arg->target->target; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1309 | char *p; |
| 1310 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1311 | if(save_target != OT_IGNORE) { |
| 1312 | int save_impl_skip = *tags_impl_skip; |
| 1313 | REDIR(OT_IGNORE); |
| 1314 | tags_count = emit_tags_vector(arg, expr, |
| 1315 | tags_impl_skip, choice_mode); |
| 1316 | REDIR(save_target); |
| 1317 | if(tags_count) { |
| 1318 | *tags_impl_skip = save_impl_skip; |
| 1319 | tags_count = 0; |
| 1320 | } else { |
| 1321 | return 0; |
| 1322 | } |
| 1323 | } |
| 1324 | |
| 1325 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1326 | p = MKID(expr->Identifier); |
| 1327 | OUT("static ber_tlv_tag_t asn1_DEF_%s_tags[] = {\n", p); |
| 1328 | INDENTED( |
| 1329 | if(expr->tag.tag_class) { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1330 | tags_count++; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1331 | _print_tag(arg, expr, &expr->tag); |
| 1332 | if(expr->tag.tag_mode != TM_EXPLICIT) |
| 1333 | (*tags_impl_skip)++; |
| 1334 | } else { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1335 | if(!choice_mode) |
| 1336 | (*tags_impl_skip)++; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1337 | } |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1338 | if(!choice_mode) { |
| 1339 | if(!expr->tag.tag_class |
| 1340 | || (expr->meta_type == AMT_TYPE |
| 1341 | && expr->tag.tag_mode == TM_EXPLICIT)) { |
| 1342 | struct asn1p_type_tag_s tag; |
| 1343 | if(expr->tag.tag_class) |
| 1344 | OUT(",\n"); |
| 1345 | tag.tag_class = TC_UNIVERSAL; |
| 1346 | tag.tag_mode = TM_IMPLICIT; |
| 1347 | tag.tag_value = expr_type2uclass_value[expr->expr_type]; |
| 1348 | _print_tag(arg, expr, &tag); |
| 1349 | tags_count++; |
| 1350 | } |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1351 | } |
| 1352 | OUT("\n"); |
| 1353 | ); |
| 1354 | OUT("};\n"); |
| 1355 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1356 | return tags_count; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1357 | } |