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" |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 8 | #include "asn1c_out.h" |
| 9 | #include "asn1c_misc.h" |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame] | 10 | #include <asn1fix_export.h> /* Stuff exported by libasn1fix */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 11 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 12 | typedef struct tag2el_s { |
| 13 | struct asn1p_type_tag_s el_tag; |
| 14 | int el_no; |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 15 | int toff_first; |
| 16 | int toff_last; |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 17 | asn1p_expr_t *from_expr; |
| 18 | } tag2el_t; |
| 19 | |
| 20 | static int _fill_tag2el_map(arg_t *arg, tag2el_t **tag2el, int *count, int el_no); |
| 21 | static int _add_tag2el_member(arg_t *arg, tag2el_t **tag2el, int *count, int el_no); |
| 22 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 23 | static int asn1c_lang_C_type_SEQUENCE_def(arg_t *arg); |
| 24 | static int asn1c_lang_C_type_SET_def(arg_t *arg); |
| 25 | static int asn1c_lang_C_type_CHOICE_def(arg_t *arg); |
| 26 | static int asn1c_lang_C_type_SEx_OF_def(arg_t *arg, int seq_of); |
| 27 | 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] | 28 | static int check_if_extensible(asn1p_expr_t *expr); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 29 | static int expr_elements_count(arg_t *arg, asn1p_expr_t *expr); |
| 30 | static int emit_member_table(arg_t *arg, asn1p_expr_t *expr); |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 31 | 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] | 32 | 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] | 33 | |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 34 | enum etd_cp { |
| 35 | ETD_CP_UNKNOWN = -2, |
| 36 | ETD_CP_EITHER = -1, |
| 37 | ETD_CP_PRIMITIVE = 0, |
| 38 | ETD_CP_CONSTRUCTED = 1, |
| 39 | }; |
| 40 | enum etd_spec { |
| 41 | ETD_NO_SPECIFICS, |
| 42 | ETD_HAS_SPECIFICS |
| 43 | }; |
| 44 | static int emit_type_DEF(arg_t *arg, asn1p_expr_t *expr, int tags_count, int tags_impl_skip, int elements_count, enum etd_cp, enum etd_spec); |
| 45 | |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 46 | #define C99_MODE (!(arg->flags & A1C_NO_C99)) |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 47 | #define UNNAMED_UNIONS (arg->flags & A1C_UNNAMED_UNIONS) |
Lev Walkin | dd32b59 | 2004-09-06 08:07:29 +0000 | [diff] [blame] | 48 | #define HIDE_INNER_DEFS (arg->embed && !(arg->flags & A1C_ALL_DEFS_GLOBAL)) |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 49 | |
| 50 | #define PCTX_DEF INDENTED( \ |
| 51 | OUT("\n"); \ |
| 52 | OUT("/* Context for parsing across buffer boundaries */\n"); \ |
| 53 | OUT("ber_dec_ctx_t _ber_dec_ctx;\n")); |
| 54 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 55 | #define DEPENDENCIES do { \ |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 56 | asn1p_expr_t *__m; \ |
| 57 | TQ_FOR(__m, &(expr->members), next) { \ |
| 58 | if((!(__m->expr_type & ASN_CONSTR_MASK) \ |
| 59 | && __m->expr_type > ASN_CONSTR_MASK) \ |
| 60 | || __m->meta_type == AMT_TYPEREF) { \ |
| 61 | GEN_INCLUDE(asn1c_type_name(arg, \ |
| 62 | __m, TNF_INCLUDE)); \ |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 63 | } \ |
| 64 | } \ |
| 65 | if(expr->expr_type == ASN_CONSTR_SET_OF) \ |
| 66 | GEN_INCLUDE("asn_SET_OF"); \ |
| 67 | if(expr->expr_type == ASN_CONSTR_SEQUENCE_OF) \ |
| 68 | GEN_INCLUDE("asn_SEQUENCE_OF"); \ |
| 69 | } while(0) |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 70 | |
| 71 | #define MKID(id) asn1c_make_identifier(0, (id), 0) |
| 72 | |
| 73 | int |
| 74 | asn1c_lang_C_type_ENUMERATED(arg_t *arg) { |
| 75 | asn1p_expr_t *expr = arg->expr; |
| 76 | asn1p_expr_t *v; |
| 77 | |
| 78 | REDIR(OT_DEPS); |
| 79 | |
| 80 | OUT("typedef enum %s {\n", MKID(expr->Identifier)); |
| 81 | TQ_FOR(v, &(expr->members), next) { |
| 82 | switch(v->expr_type) { |
| 83 | case A1TC_UNIVERVAL: |
| 84 | OUT("\t%s\t= %lld,\n", |
| 85 | asn1c_make_identifier(0, |
| 86 | expr->Identifier, |
| 87 | v->Identifier, 0), |
| 88 | v->value->value.v_integer); |
| 89 | break; |
| 90 | case A1TC_EXTENSIBLE: |
| 91 | OUT("\t/*\n"); |
| 92 | OUT("\t * Enumeration is extensible\n"); |
| 93 | OUT("\t */\n"); |
| 94 | break; |
| 95 | default: |
| 96 | return -1; |
| 97 | } |
| 98 | } |
| 99 | OUT("} %s_e;\n", MKID(expr->Identifier)); |
| 100 | |
| 101 | return asn1c_lang_C_type_SIMPLE_TYPE(arg); |
| 102 | } |
| 103 | |
| 104 | |
| 105 | int |
| 106 | asn1c_lang_C_type_INTEGER(arg_t *arg) { |
| 107 | asn1p_expr_t *expr = arg->expr; |
| 108 | asn1p_expr_t *v; |
| 109 | |
| 110 | REDIR(OT_DEPS); |
| 111 | |
| 112 | if(TQ_FIRST(&(expr->members))) { |
| 113 | OUT("typedef enum %s {\n", MKID(expr->Identifier)); |
| 114 | TQ_FOR(v, &(expr->members), next) { |
| 115 | switch(v->expr_type) { |
| 116 | case A1TC_UNIVERVAL: |
| 117 | OUT("\t%s\t= %lld,\n", |
| 118 | asn1c_make_identifier(0, |
| 119 | expr->Identifier, |
| 120 | v->Identifier, 0), |
| 121 | v->value->value.v_integer); |
| 122 | break; |
| 123 | default: |
| 124 | return -1; |
| 125 | } |
| 126 | } |
| 127 | OUT("} %s_e;\n", MKID(expr->Identifier)); |
| 128 | } |
| 129 | |
| 130 | return asn1c_lang_C_type_SIMPLE_TYPE(arg); |
| 131 | } |
| 132 | |
| 133 | int |
| 134 | asn1c_lang_C_type_SEQUENCE(arg_t *arg) { |
| 135 | asn1p_expr_t *expr = arg->expr; |
| 136 | asn1p_expr_t *v; |
| 137 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
| 138 | |
| 139 | DEPENDENCIES; |
| 140 | |
| 141 | if(arg->embed) { |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 142 | OUT("struct %s {\n", MKID(expr->Identifier)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 143 | } else { |
| 144 | OUT("typedef struct %s {\n", |
| 145 | MKID(expr->Identifier)); |
| 146 | } |
| 147 | |
| 148 | TQ_FOR(v, &(expr->members), next) { |
| 149 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 150 | if(comp_mode < 3) comp_mode++; |
| 151 | } |
| 152 | if(comp_mode == 1 && !v->marker) |
| 153 | v->marker = EM_OPTIONAL; |
| 154 | EMBED(v); |
| 155 | } |
| 156 | |
| 157 | PCTX_DEF; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 158 | OUT("} %s%s%s", expr->marker?"*":"", |
| 159 | expr->_anonymous_type ? "" : MKID(expr->Identifier), |
| 160 | arg->embed ? "" : "_t"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 161 | |
| 162 | return asn1c_lang_C_type_SEQUENCE_def(arg); |
| 163 | } |
| 164 | |
| 165 | static int |
| 166 | asn1c_lang_C_type_SEQUENCE_def(arg_t *arg) { |
| 167 | asn1p_expr_t *expr = arg->expr; |
| 168 | asn1p_expr_t *v; |
| 169 | int elements; /* Number of elements */ |
| 170 | int tags_impl_skip = 0; |
| 171 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
| 172 | int ext_start = -1; |
| 173 | int ext_stop = -1; |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 174 | tag2el_t *tag2el = NULL; |
| 175 | int tag2el_count = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 176 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 177 | char *p; |
| 178 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 179 | /* |
| 180 | * Fetch every inner tag from the tag to elements map. |
| 181 | */ |
| 182 | if(_fill_tag2el_map(arg, &tag2el, &tag2el_count, -1)) { |
| 183 | if(tag2el) free(tag2el); |
| 184 | return -1; |
| 185 | } |
| 186 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 187 | GEN_INCLUDE("constr_SEQUENCE"); |
| 188 | if(!arg->embed) |
| 189 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 190 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 191 | REDIR(OT_STAT_DEFS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 192 | |
| 193 | /* |
| 194 | * Print out the table according to which the parsing is performed. |
| 195 | */ |
| 196 | p = MKID(expr->Identifier); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 197 | OUT("static asn1_TYPE_member_t asn1_MBR_%s[] = {\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 198 | |
| 199 | elements = 0; |
| 200 | INDENTED(TQ_FOR(v, &(expr->members), next) { |
| 201 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 202 | if((++comp_mode) == 1) |
| 203 | ext_start = elements - 1; |
| 204 | else |
| 205 | ext_stop = elements - 1; |
| 206 | continue; |
| 207 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 208 | elements++; |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 209 | emit_member_table(arg, v); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 210 | }); |
| 211 | OUT("};\n"); |
| 212 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 213 | /* |
| 214 | * Print out asn1_DEF_<type>_tags[] vector. |
| 215 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 216 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 217 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 218 | /* |
| 219 | * Tags to elements map. |
| 220 | */ |
| 221 | emit_tag2member_map(arg, tag2el, tag2el_count); |
| 222 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 223 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 224 | OUT("static asn1_SEQUENCE_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 225 | INDENTED( |
| 226 | OUT("sizeof(struct %s),\n", p); |
| 227 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 228 | OUT("asn1_DEF_%s_tag2el,\n", p); |
| 229 | OUT("%d,\t/* Count of tags in the map */\n", tag2el_count); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 230 | OUT("%d,\t/* Start extensions */\n", |
| 231 | ext_start); |
| 232 | OUT("%d\t/* Stop extensions */\n", |
| 233 | (ext_stop<ext_start)?elements+1:ext_stop, ext_stop); |
| 234 | ); |
| 235 | OUT("};\n"); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 236 | |
| 237 | /* |
| 238 | * Emit asn1_DEF_xxx table. |
| 239 | */ |
| 240 | emit_type_DEF(arg, expr, tags_count, tags_impl_skip, elements, |
| 241 | ETD_CP_CONSTRUCTED, ETD_HAS_SPECIFICS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 242 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 243 | REDIR(OT_TYPE_DECLS); |
| 244 | |
| 245 | return 0; |
| 246 | } |
| 247 | |
| 248 | int |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 249 | asn1c_lang_C_type_SET(arg_t *arg) { |
| 250 | asn1p_expr_t *expr = arg->expr; |
| 251 | asn1p_expr_t *v; |
| 252 | long mcount; |
| 253 | char *id; |
| 254 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
| 255 | |
| 256 | DEPENDENCIES; |
| 257 | |
| 258 | REDIR(OT_DEPS); |
| 259 | |
| 260 | OUT("\n"); |
| 261 | OUT("/*\n"); |
| 262 | OUT(" * Method of determining the components presence\n"); |
| 263 | OUT(" */\n"); |
| 264 | mcount = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 265 | OUT("typedef enum %s_PR {\n", MKID(expr->Identifier)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 266 | TQ_FOR(v, &(expr->members), next) { |
| 267 | if(v->expr_type == A1TC_EXTENSIBLE) continue; |
| 268 | INDENTED( |
| 269 | id = MKID(expr->Identifier); |
| 270 | OUT("%s_PR_", id); |
| 271 | id = MKID(v->Identifier); |
| 272 | OUT("%s,\t/* Member %s is present */\n", |
| 273 | id, id) |
| 274 | ); |
| 275 | mcount++; |
| 276 | } |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 277 | id = MKID(expr->Identifier); |
| 278 | OUT("} %s_PR;\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 279 | |
| 280 | REDIR(OT_TYPE_DECLS); |
| 281 | |
| 282 | if(arg->embed) { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 283 | OUT("struct %s {\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 284 | } else { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 285 | OUT("typedef struct %s {\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | TQ_FOR(v, &(expr->members), next) { |
| 289 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 290 | if(comp_mode < 3) comp_mode++; |
| 291 | } |
| 292 | if(comp_mode == 1 && !v->marker) |
| 293 | v->marker = EM_OPTIONAL; |
| 294 | EMBED(v); |
| 295 | } |
| 296 | |
| 297 | INDENTED( |
| 298 | id = MKID(expr->Identifier); |
| 299 | OUT("\n"); |
| 300 | OUT("/* Presence bitmask: ASN_SET_ISPRESENT(p%s, %s_PR_x) */\n", |
| 301 | id, id); |
| 302 | OUT("unsigned int _presence_map\n"); |
| 303 | OUT("\t[((%ld+(8*sizeof(unsigned int))-1)/(8*sizeof(unsigned int)))];\n", mcount); |
| 304 | ); |
| 305 | |
| 306 | PCTX_DEF; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 307 | OUT("} %s%s%s", expr->marker?"*":"", |
| 308 | expr->_anonymous_type ? "" : MKID(expr->Identifier), |
| 309 | arg->embed ? "" : "_t"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 310 | |
| 311 | return asn1c_lang_C_type_SET_def(arg); |
| 312 | } |
| 313 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 314 | static int |
| 315 | asn1c_lang_C_type_SET_def(arg_t *arg) { |
| 316 | asn1p_expr_t *expr = arg->expr; |
| 317 | asn1p_expr_t *v; |
| 318 | int elements; |
| 319 | int tags_impl_skip = 0; |
| 320 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 321 | tag2el_t *tag2el = NULL; |
| 322 | int tag2el_count = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 323 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 324 | char *p; |
| 325 | |
| 326 | /* |
| 327 | * Fetch every inner tag from the tag to elements map. |
| 328 | */ |
| 329 | if(_fill_tag2el_map(arg, &tag2el, &tag2el_count, -1)) { |
| 330 | if(tag2el) free(tag2el); |
| 331 | return -1; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 332 | } |
| 333 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 334 | GEN_INCLUDE("constr_SET"); |
| 335 | if(!arg->embed) |
| 336 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 337 | |
| 338 | REDIR(OT_STAT_DEFS); |
| 339 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 340 | /* |
| 341 | * Print out the table according to which the parsing is performed. |
| 342 | */ |
| 343 | p = MKID(expr->Identifier); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 344 | OUT("static asn1_TYPE_member_t asn1_MBR_%s[] = {\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 345 | |
| 346 | elements = 0; |
| 347 | INDENTED(TQ_FOR(v, &(expr->members), next) { |
| 348 | if(v->expr_type != A1TC_EXTENSIBLE) { |
| 349 | if(comp_mode == 1) |
| 350 | v->marker = EM_OPTIONAL; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 351 | } else { |
| 352 | if(comp_mode < 3) comp_mode++; |
| 353 | continue; |
| 354 | } |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 355 | elements++; |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 356 | emit_member_table(arg, v); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 357 | }); |
| 358 | OUT("};\n"); |
| 359 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 360 | /* |
| 361 | * Print out asn1_DEF_<type>_tags[] vector. |
| 362 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 363 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 364 | |
| 365 | /* |
| 366 | * Tags to elements map. |
| 367 | */ |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 368 | emit_tag2member_map(arg, tag2el, tag2el_count); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 369 | |
| 370 | /* |
| 371 | * Emit a map of mandatory elements. |
| 372 | */ |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 373 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 374 | OUT("static uint8_t asn1_DEF_%s_mmap", p); |
| 375 | OUT("[(%d + (8 * sizeof(unsigned int)) - 1) / 8]", elements); |
| 376 | OUT(" = {\n", p); |
| 377 | INDENTED( |
| 378 | if(elements) { |
| 379 | int delimit = 0; |
| 380 | int el = 0; |
| 381 | TQ_FOR(v, &(expr->members), next) { |
| 382 | if(v->expr_type == A1TC_EXTENSIBLE) continue; |
| 383 | if(delimit) { |
| 384 | OUT(",\n"); |
| 385 | delimit = 0; |
| 386 | } else if(el) { |
| 387 | OUT(" | "); |
| 388 | } |
| 389 | OUT("(%d << %d)", v->marker?0:1, 7 - (el % 8)); |
| 390 | if(el && (el % 8) == 0) |
| 391 | delimit = 1; |
| 392 | el++; |
| 393 | } |
| 394 | } else { |
| 395 | OUT("0"); |
| 396 | } |
| 397 | ); |
| 398 | OUT("\n"); |
| 399 | OUT("};\n"); |
| 400 | |
| 401 | OUT("static asn1_SET_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 402 | INDENTED( |
| 403 | OUT("sizeof(struct %s),\n", p); |
| 404 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
| 405 | OUT("offsetof(struct %s, _presence_map),\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 406 | OUT("asn1_DEF_%s_tag2el,\n", p); |
| 407 | OUT("%d,\t/* Count of tags in the map */\n", tag2el_count); |
Lev Walkin | 3563148 | 2004-07-01 00:52:50 +0000 | [diff] [blame] | 408 | OUT("%d,\t/* Whether extensible */\n", |
| 409 | check_if_extensible(expr)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 410 | OUT("(unsigned int *)asn1_DEF_%s_mmap\t/* Mandatory elements map */\n", p); |
| 411 | ); |
| 412 | OUT("};\n"); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 413 | |
| 414 | /* |
| 415 | * Emit asn1_DEF_xxx table. |
| 416 | */ |
| 417 | emit_type_DEF(arg, expr, tags_count, tags_impl_skip, elements, |
| 418 | ETD_CP_CONSTRUCTED, ETD_HAS_SPECIFICS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 419 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 420 | REDIR(OT_TYPE_DECLS); |
| 421 | |
| 422 | return 0; |
| 423 | } |
| 424 | |
| 425 | int |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 426 | asn1c_lang_C_type_SEx_OF(arg_t *arg) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 427 | asn1p_expr_t *expr = arg->expr; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 428 | asn1p_expr_t *memb; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 429 | |
| 430 | DEPENDENCIES; |
| 431 | |
| 432 | if(arg->embed) { |
| 433 | OUT("struct %s {\n", MKID(expr->Identifier)); |
| 434 | } else { |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 435 | OUT("typedef struct %s {\n", MKID(expr->Identifier)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 436 | } |
| 437 | |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 438 | memb = TQ_FIRST(&expr->members); |
| 439 | |
| 440 | INDENT(+1); |
| 441 | OUT("A_%s_OF(", |
| 442 | (arg->expr->expr_type == ASN_CONSTR_SET_OF) |
| 443 | ? "SET" : "SEQUENCE"); |
| 444 | if(memb->expr_type & ASN_CONSTR_MASK) { |
| 445 | arg_t tmp; |
| 446 | asn1p_expr_t tmp_memb; |
| 447 | arg->embed++; |
| 448 | tmp = *arg; |
| 449 | tmp.expr = &tmp_memb; |
| 450 | tmp_memb = *memb; |
| 451 | tmp_memb._anonymous_type = 1; |
| 452 | tmp_memb.Identifier = strdup( |
| 453 | asn1c_make_identifier(0, |
| 454 | expr->Identifier, "member", 0)); |
| 455 | assert(tmp_memb.Identifier); |
| 456 | tmp.default_cb(&tmp); |
| 457 | free(tmp_memb.Identifier); |
| 458 | arg->embed--; |
| 459 | assert(arg->target->target == OT_TYPE_DECLS); |
| 460 | } else { |
| 461 | OUT("%s", asn1c_type_name(arg, memb, TNF_RSAFE)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 462 | } |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 463 | OUT(") list;\n"); |
| 464 | INDENT(-1); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 465 | |
| 466 | PCTX_DEF; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 467 | OUT("} %s%s%s", expr->marker?"*":"", |
| 468 | expr->_anonymous_type ? "" : MKID(expr->Identifier), |
| 469 | arg->embed ? "" : "_t"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 470 | |
| 471 | /* |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 472 | * SET OF/SEQUENCE OF definition |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 473 | */ |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 474 | return asn1c_lang_C_type_SEx_OF_def(arg, |
| 475 | (arg->expr->expr_type == ASN_CONSTR_SEQUENCE_OF)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 476 | } |
| 477 | |
| 478 | static int |
| 479 | asn1c_lang_C_type_SEx_OF_def(arg_t *arg, int seq_of) { |
| 480 | asn1p_expr_t *expr = arg->expr; |
| 481 | asn1p_expr_t *v; |
| 482 | int tags_impl_skip = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 483 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 484 | char *p; |
| 485 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 486 | /* |
| 487 | * Print out the table according to which the parsing is performed. |
| 488 | */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 489 | if(seq_of) { |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 490 | GEN_INCLUDE("constr_SEQUENCE_OF"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 491 | } else { |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 492 | GEN_INCLUDE("constr_SET_OF"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 493 | } |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 494 | if(!arg->embed) |
| 495 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 496 | |
| 497 | REDIR(OT_STAT_DEFS); |
| 498 | |
| 499 | /* |
| 500 | * Print out the table according to which the parsing is performed. |
| 501 | */ |
| 502 | p = MKID(expr->Identifier); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 503 | OUT("static asn1_TYPE_member_t asn1_MBR_%s[] = {\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 504 | |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 505 | INDENTED( |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 506 | v = TQ_FIRST(&(expr->members)); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 507 | emit_member_table(arg, v); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 508 | ); |
| 509 | OUT("};\n"); |
| 510 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 511 | /* |
| 512 | * Print out asn1_DEF_<type>_tags[] vector. |
| 513 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 514 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 515 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 516 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 517 | OUT("static asn1_SET_OF_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 518 | INDENTED( |
| 519 | OUT("sizeof(struct %s),\n", p); |
| 520 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 521 | ); |
| 522 | OUT("};\n"); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 523 | |
| 524 | /* |
| 525 | * Emit asn1_DEF_xxx table. |
| 526 | */ |
| 527 | emit_type_DEF(arg, expr, tags_count, tags_impl_skip, 1, |
| 528 | ETD_CP_CONSTRUCTED, ETD_HAS_SPECIFICS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 529 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 530 | REDIR(OT_TYPE_DECLS); |
| 531 | |
| 532 | return 0; |
| 533 | } |
| 534 | |
| 535 | int |
| 536 | asn1c_lang_C_type_CHOICE(arg_t *arg) { |
| 537 | asn1p_expr_t *expr = arg->expr; |
| 538 | asn1p_expr_t *v; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 539 | char *id; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 540 | |
| 541 | DEPENDENCIES; |
| 542 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 543 | REDIR(OT_DEPS); |
| 544 | |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 545 | id = MKID(expr->Identifier); |
| 546 | OUT("typedef enum %s_PR {\n", id); |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 547 | INDENTED( |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 548 | OUT("%s_PR_NOTHING,\t" |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 549 | "/* No components present */\n", id); |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 550 | TQ_FOR(v, &(expr->members), next) { |
| 551 | if(v->expr_type == A1TC_EXTENSIBLE) { |
| 552 | OUT("/* Extensions may appear below */\n"); |
| 553 | continue; |
| 554 | } |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 555 | id = MKID(expr->Identifier); |
| 556 | OUT("%s_PR_", id); |
| 557 | id = MKID(v->Identifier); |
| 558 | OUT("%s,\n", id, id); |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 559 | } |
| 560 | ); |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 561 | id = MKID(expr->Identifier); |
| 562 | OUT("} %s_PR;\n", id); |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 563 | |
| 564 | REDIR(OT_TYPE_DECLS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 565 | |
| 566 | if(arg->embed) { |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 567 | OUT("struct %s {\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 568 | } else { |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 569 | OUT("typedef struct %s {\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 570 | } |
| 571 | |
| 572 | INDENTED( |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 573 | OUT("%s_PR present;\n", id); |
| 574 | OUT("union {\n", id); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 575 | TQ_FOR(v, &(expr->members), next) { |
| 576 | EMBED(v); |
| 577 | } |
| 578 | if(UNNAMED_UNIONS) OUT("};\n"); |
| 579 | else OUT("} choice;\n"); |
| 580 | ); |
| 581 | |
| 582 | PCTX_DEF; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 583 | OUT("} %s%s%s", expr->marker?"*":"", |
| 584 | expr->_anonymous_type ? "" : MKID(expr->Identifier), |
| 585 | arg->embed ? "" : "_t"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 586 | |
| 587 | return asn1c_lang_C_type_CHOICE_def(arg); |
| 588 | } |
| 589 | |
| 590 | static int |
| 591 | asn1c_lang_C_type_CHOICE_def(arg_t *arg) { |
| 592 | asn1p_expr_t *expr = arg->expr; |
| 593 | asn1p_expr_t *v; |
| 594 | int elements; /* Number of elements */ |
| 595 | int tags_impl_skip = 0; |
| 596 | int comp_mode = 0; /* {root,ext=1,root,root,...} */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 597 | tag2el_t *tag2el = NULL; |
| 598 | int tag2el_count = 0; |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 599 | int tags_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 600 | char *p; |
| 601 | |
| 602 | /* |
| 603 | * Fetch every inner tag from the tag to elements map. |
| 604 | */ |
| 605 | if(_fill_tag2el_map(arg, &tag2el, &tag2el_count, -1)) { |
| 606 | if(tag2el) free(tag2el); |
| 607 | return -1; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 608 | } |
| 609 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 610 | GEN_INCLUDE("constr_CHOICE"); |
| 611 | if(!arg->embed) |
| 612 | GEN_DECLARE(expr); /* asn1_DEF_xxx */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 613 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 614 | REDIR(OT_STAT_DEFS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 615 | |
| 616 | /* |
| 617 | * Print out the table according to which the parsing is performed. |
| 618 | */ |
| 619 | p = MKID(expr->Identifier); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 620 | OUT("static asn1_TYPE_member_t asn1_MBR_%s[] = {\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 621 | |
| 622 | elements = 0; |
| 623 | INDENTED(TQ_FOR(v, &(expr->members), next) { |
| 624 | if(v->expr_type != A1TC_EXTENSIBLE) { |
| 625 | if(comp_mode == 1) |
| 626 | v->marker = EM_OPTIONAL; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 627 | } else { |
| 628 | if(comp_mode < 3) comp_mode++; |
| 629 | continue; |
| 630 | } |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 631 | elements++; |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 632 | emit_member_table(arg, v); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 633 | }); |
| 634 | OUT("};\n"); |
| 635 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 636 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 637 | if(arg->embed) { |
| 638 | /* |
| 639 | * Our parent structure has already taken this into account. |
| 640 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 641 | tags_count = 0; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 642 | } else { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 643 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 1); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 644 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 645 | |
| 646 | /* |
| 647 | * Tags to elements map. |
| 648 | */ |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 649 | emit_tag2member_map(arg, tag2el, tag2el_count); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 650 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 651 | p = MKID(expr->Identifier); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 652 | OUT("static asn1_CHOICE_specifics_t asn1_DEF_%s_specs = {\n", p); |
| 653 | INDENTED( |
| 654 | OUT("sizeof(struct %s),\n", p); |
| 655 | OUT("offsetof(struct %s, _ber_dec_ctx),\n", p); |
| 656 | OUT("offsetof(struct %s, present),\n", p); |
| 657 | OUT("sizeof(((struct %s *)0)->present),\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 658 | OUT("asn1_DEF_%s_tag2el,\n", p); |
| 659 | OUT("%d,\t/* Count of tags in the map */\n", tag2el_count); |
Lev Walkin | 3563148 | 2004-07-01 00:52:50 +0000 | [diff] [blame] | 660 | OUT("%d\t/* Whether extensible */\n", |
| 661 | check_if_extensible(expr)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 662 | ); |
| 663 | OUT("};\n"); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 664 | |
| 665 | /* |
| 666 | * Emit asn1_DEF_xxx table. |
| 667 | */ |
| 668 | emit_type_DEF(arg, expr, tags_count, tags_impl_skip, elements, |
| 669 | ETD_CP_CONSTRUCTED /*either?!*/, ETD_HAS_SPECIFICS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 670 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 671 | REDIR(OT_TYPE_DECLS); |
| 672 | |
| 673 | return 0; |
| 674 | } |
| 675 | |
| 676 | int |
| 677 | asn1c_lang_C_type_REFERENCE(arg_t *arg) { |
| 678 | asn1p_ref_t *ref; |
| 679 | |
| 680 | ref = arg->expr->reference; |
| 681 | if(ref->components[ref->comp_count-1].name[0] == '&') { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 682 | asn1p_expr_t *extract; |
| 683 | arg_t tmp; |
| 684 | int ret; |
| 685 | |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 686 | extract = asn1f_class_access_ex(arg->asn, arg->mod, |
| 687 | arg->expr, ref); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 688 | if(extract == NULL) |
| 689 | return -1; |
| 690 | |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 691 | extract = asn1p_expr_clone(extract, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 692 | if(extract) { |
| 693 | if(extract->Identifier) |
| 694 | free(extract->Identifier); |
| 695 | extract->Identifier = strdup(arg->expr->Identifier); |
| 696 | if(extract->Identifier == NULL) { |
| 697 | asn1p_expr_free(extract); |
| 698 | return -1; |
| 699 | } |
| 700 | } else { |
| 701 | return -1; |
| 702 | } |
| 703 | |
| 704 | tmp = *arg; |
| 705 | tmp.asn = arg->asn; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 706 | tmp.mod = extract->module; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 707 | tmp.expr = extract; |
| 708 | |
| 709 | ret = arg->default_cb(&tmp); |
| 710 | |
| 711 | asn1p_expr_free(extract); |
| 712 | |
| 713 | return ret; |
| 714 | } |
| 715 | |
| 716 | |
| 717 | return asn1c_lang_C_type_SIMPLE_TYPE(arg); |
| 718 | } |
| 719 | |
| 720 | int |
| 721 | asn1c_lang_C_type_SIMPLE_TYPE(arg_t *arg) { |
| 722 | asn1p_expr_t *expr = arg->expr; |
| 723 | int tags_impl_skip = 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 | if(arg->embed) { |
| 728 | REDIR(OT_TYPE_DECLS); |
| 729 | |
| 730 | OUT("%s\t", asn1c_type_name(arg, arg->expr, |
| 731 | expr->marker?TNF_RSAFE:TNF_CTYPE)); |
| 732 | OUT("%s", expr->marker?"*":" "); |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 733 | OUT("%s", MKID(expr->Identifier)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 734 | if(expr->marker) OUT("\t/* %s */", |
| 735 | (expr->marker==EM_OPTIONAL)?"OPTIONAL":"DEFAULT"); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 736 | |
| 737 | REDIR(OT_TYPE_DECLS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 738 | return 0; |
| 739 | } |
| 740 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 741 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 742 | GEN_INCLUDE(asn1c_type_name(arg, expr, TNF_INCLUDE)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 743 | |
| 744 | REDIR(OT_TYPE_DECLS); |
| 745 | |
| 746 | OUT("typedef %s\t", asn1c_type_name(arg, arg->expr, TNF_CTYPE)); |
| 747 | OUT("%s", expr->marker?"*":" "); |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 748 | OUT("%s_t", MKID(expr->Identifier)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 749 | |
| 750 | REDIR(OT_STAT_DEFS); |
| 751 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 752 | /* |
| 753 | * Print out asn1_DEF_<type>_tags[] vector. |
| 754 | */ |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 755 | tags_count = emit_tags_vector(arg, expr, &tags_impl_skip, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 756 | |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 757 | emit_type_DEF(arg, expr, tags_count, tags_impl_skip, 0, |
| 758 | ETD_CP_UNKNOWN, ETD_NO_SPECIFICS); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 759 | |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 760 | REDIR(OT_CODE); |
| 761 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 762 | /* |
| 763 | * Constraint checking. |
| 764 | */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 765 | p = MKID(expr->Identifier); |
| 766 | OUT("int\n"); |
| 767 | OUT("%s_constraint(asn1_TYPE_descriptor_t *td, const void *sptr,\n", p); |
| 768 | INDENTED( |
| 769 | OUT("\t\tasn_app_consume_bytes_f *app_errlog, void *app_key) {\n"); |
| 770 | OUT("\n"); |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame] | 771 | if(asn1c_emit_constraint_checking_code(arg) == 1) { |
| 772 | if(0) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 773 | OUT("/* Check the constraints of the underlying type */\n"); |
| 774 | OUT("return asn1_DEF_%s.check_constraints\n", |
| 775 | asn1c_type_name(arg, expr, TNF_SAFE)); |
| 776 | OUT("\t(td, sptr, app_errlog, app_key);\n"); |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame] | 777 | } else { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 778 | OUT("/* Make the underlying type checker permanent */\n"); |
| 779 | OUT("td->check_constraints = asn1_DEF_%s.check_constraints;\n", |
| 780 | asn1c_type_name(arg, expr, TNF_SAFE)); |
| 781 | OUT("return td->check_constraints\n"); |
| 782 | OUT("\t(td, sptr, app_errlog, app_key);\n"); |
Lev Walkin | 84cd58e | 2004-08-19 13:29:46 +0000 | [diff] [blame] | 783 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 784 | } |
| 785 | ); |
| 786 | OUT("}\n"); |
| 787 | OUT("\n"); |
| 788 | |
| 789 | /* |
| 790 | * Emit suicidal functions. |
| 791 | */ |
| 792 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 793 | /* |
| 794 | * This function replaces certain fields from the definition |
| 795 | * of a type with the corresponding fields from the basic type |
| 796 | * (from which the current type is inherited). |
| 797 | */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 798 | OUT("/*\n"); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 799 | OUT(" * This type is implemented using %s,\n", |
| 800 | asn1c_type_name(arg, expr, TNF_SAFE)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 801 | OUT(" * so adjust the DEF appropriately.\n"); |
| 802 | OUT(" */\n"); |
| 803 | OUT("static void\n"); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 804 | p = MKID(expr->Identifier); |
| 805 | OUT("%s_inherit_TYPE_descriptor(asn1_TYPE_descriptor_t *td) {\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 806 | INDENT(+1); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 807 | { |
| 808 | char *type_name = asn1c_type_name(arg, expr, TNF_SAFE); |
| 809 | OUT("td->ber_decoder = asn1_DEF_%s.ber_decoder;\n", type_name); |
| 810 | OUT("td->der_encoder = asn1_DEF_%s.der_encoder;\n", type_name); |
| 811 | OUT("td->free_struct = asn1_DEF_%s.free_struct;\n", type_name); |
| 812 | OUT("td->print_struct = asn1_DEF_%s.print_struct;\n", type_name); |
| 813 | OUT("td->last_tag_form = asn1_DEF_%s.last_tag_form;\n", type_name); |
| 814 | OUT("td->elements = asn1_DEF_%s.elements;\n", type_name); |
| 815 | OUT("td->elements_count = asn1_DEF_%s.elements_count;\n", type_name); |
| 816 | OUT("td->specifics = asn1_DEF_%s.specifics;\n", type_name); |
| 817 | } |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 818 | INDENT(-1); |
| 819 | OUT("}\n"); |
| 820 | OUT("\n"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 821 | |
| 822 | p = MKID(expr->Identifier); |
| 823 | OUT("ber_dec_rval_t\n"); |
| 824 | OUT("%s_decode_ber(asn1_TYPE_descriptor_t *td,\n", p); |
| 825 | INDENTED( |
| 826 | OUT("\tvoid **structure, void *bufptr, size_t size, int tag_mode) {\n"); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 827 | OUT("%s_inherit_TYPE_descriptor(td);\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 828 | OUT("return td->ber_decoder(td, structure,\n"); |
| 829 | OUT("\tbufptr, size, tag_mode);\n"); |
| 830 | ); |
| 831 | OUT("}\n"); |
| 832 | OUT("\n"); |
| 833 | |
| 834 | p = MKID(expr->Identifier); |
| 835 | OUT("der_enc_rval_t\n"); |
| 836 | OUT("%s_encode_der(asn1_TYPE_descriptor_t *td,\n", p); |
| 837 | INDENTED( |
| 838 | OUT("\tvoid *structure, int tag_mode, ber_tlv_tag_t tag,\n"); |
| 839 | OUT("\tasn_app_consume_bytes_f *cb, void *app_key) {\n"); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 840 | OUT("%s_inherit_TYPE_descriptor(td);\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 841 | OUT("return td->der_encoder(td, structure, tag_mode, tag, cb, app_key);\n"); |
| 842 | ); |
| 843 | OUT("}\n"); |
| 844 | OUT("\n"); |
| 845 | |
| 846 | p = MKID(expr->Identifier); |
| 847 | OUT("int\n"); |
| 848 | OUT("%s_print(asn1_TYPE_descriptor_t *td, const void *struct_ptr,\n", p); |
| 849 | INDENTED( |
| 850 | OUT("\tint ilevel, asn_app_consume_bytes_f *cb, void *app_key) {\n"); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 851 | OUT("%s_inherit_TYPE_descriptor(td);\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 852 | OUT("return td->print_struct(td, struct_ptr, ilevel, cb, app_key);\n"); |
| 853 | ); |
| 854 | OUT("}\n"); |
| 855 | OUT("\n"); |
| 856 | |
| 857 | p = MKID(expr->Identifier); |
| 858 | OUT("void\n"); |
| 859 | OUT("%s_free(asn1_TYPE_descriptor_t *td,\n", p); |
| 860 | INDENTED( |
| 861 | OUT("\tvoid *struct_ptr, int contents_only) {\n"); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 862 | OUT("%s_inherit_TYPE_descriptor(td);\n", p); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 863 | OUT("td->free_struct(td, struct_ptr, contents_only);\n"); |
| 864 | ); |
| 865 | OUT("}\n"); |
| 866 | OUT("\n"); |
| 867 | |
| 868 | REDIR(OT_FUNC_DECLS); |
| 869 | |
| 870 | p = MKID(expr->Identifier); |
Lev Walkin | dd32b59 | 2004-09-06 08:07:29 +0000 | [diff] [blame] | 871 | if(HIDE_INNER_DEFS) OUT("/* "); |
| 872 | OUT("extern asn1_TYPE_descriptor_t asn1_DEF_%s;", p); |
| 873 | if(HIDE_INNER_DEFS) OUT(" // (Use -fall-defs-global to expose) */"); |
| 874 | OUT("\n"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 875 | OUT("asn_constr_check_f %s_constraint;\n", p); |
| 876 | OUT("ber_type_decoder_f %s_decode_ber;\n", p); |
| 877 | OUT("der_type_encoder_f %s_encode_der;\n", p); |
| 878 | OUT("asn_struct_print_f %s_print;\n", p); |
| 879 | OUT("asn_struct_free_f %s_free;\n", p); |
| 880 | |
Lev Walkin | 3dcaafa | 2004-08-11 05:21:32 +0000 | [diff] [blame] | 881 | REDIR(OT_TYPE_DECLS); |
| 882 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 883 | return 0; |
| 884 | } |
| 885 | |
| 886 | int |
| 887 | asn1c_lang_C_type_EXTENSIBLE(arg_t *arg) { |
| 888 | |
| 889 | OUT("/*\n"); |
| 890 | OUT(" * This type is extensible,\n"); |
| 891 | OUT(" * possible extensions are below.\n"); |
| 892 | OUT(" */\n"); |
| 893 | |
| 894 | return 0; |
| 895 | } |
| 896 | |
Lev Walkin | 3563148 | 2004-07-01 00:52:50 +0000 | [diff] [blame] | 897 | static int check_if_extensible(asn1p_expr_t *expr) { |
| 898 | asn1p_expr_t *v; |
| 899 | TQ_FOR(v, &(expr->members), next) { |
| 900 | if(v->expr_type == A1TC_EXTENSIBLE) return 1; |
| 901 | } |
| 902 | return 0; |
| 903 | } |
| 904 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 905 | static int |
| 906 | _print_tag(arg_t *arg, asn1p_expr_t *expr, struct asn1p_type_tag_s *tag_p) { |
| 907 | struct asn1p_type_tag_s tag; |
| 908 | |
| 909 | if(tag_p) { |
| 910 | tag = *tag_p; |
| 911 | } else { |
Lev Walkin | ac7e229 | 2004-09-05 10:42:33 +0000 | [diff] [blame] | 912 | if(asn1f_fetch_tag(arg->asn, arg->mod, expr, &tag, 0)) { |
Lev Walkin | 201943e | 2004-09-04 04:42:29 +0000 | [diff] [blame] | 913 | OUT("-1 /* Ambiguous tag (CHOICE|ANY?) */"); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 914 | return 0; |
| 915 | } |
| 916 | } |
| 917 | |
| 918 | OUT("("); |
| 919 | switch(tag.tag_class) { |
| 920 | case TC_UNIVERSAL: OUT("ASN_TAG_CLASS_UNIVERSAL"); break; |
| 921 | case TC_APPLICATION: OUT("ASN_TAG_CLASS_APPLICATION"); break; |
| 922 | case TC_CONTEXT_SPECIFIC: OUT("ASN_TAG_CLASS_CONTEXT"); break; |
| 923 | case TC_PRIVATE: OUT("ASN_TAG_CLASS_PRIVATE"); break; |
| 924 | case TC_NOCLASS: |
| 925 | break; |
| 926 | } |
| 927 | OUT(" | (%lld << 2))", tag.tag_value); |
| 928 | |
| 929 | return 0; |
| 930 | } |
| 931 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 932 | |
| 933 | static int |
| 934 | _tag2el_cmp(const void *ap, const void *bp) { |
| 935 | const tag2el_t *a = ap; |
| 936 | const tag2el_t *b = bp; |
| 937 | const struct asn1p_type_tag_s *ta = &a->el_tag; |
| 938 | const struct asn1p_type_tag_s *tb = &b->el_tag; |
| 939 | |
| 940 | if(ta->tag_class == tb->tag_class) { |
| 941 | if(ta->tag_value == tb->tag_value) { |
| 942 | /* |
| 943 | * Sort by their respective positions. |
| 944 | */ |
| 945 | if(a->el_no < b->el_no) |
| 946 | return -1; |
| 947 | else if(a->el_no > b->el_no) |
| 948 | return 1; |
| 949 | return 0; |
| 950 | } else if(ta->tag_value < tb->tag_value) |
| 951 | return -1; |
| 952 | else |
| 953 | return 1; |
| 954 | } else if(ta->tag_class < tb->tag_class) { |
| 955 | return -1; |
| 956 | } else { |
| 957 | return 1; |
| 958 | } |
| 959 | } |
| 960 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 961 | /* |
| 962 | * For constructed types, number of external tags may be greater than |
| 963 | * number of elements in the type because of CHOICE type. |
| 964 | * T ::= SET { -- Three possible tags: |
| 965 | * a INTEGER, -- One tag is here... |
| 966 | * b Choice1 -- ... and two more tags are there. |
| 967 | * } |
| 968 | * Choice1 ::= CHOICE { |
| 969 | * s1 IA5String, |
| 970 | * s2 ObjectDescriptor |
| 971 | * } |
| 972 | */ |
| 973 | static int |
| 974 | _fill_tag2el_map(arg_t *arg, tag2el_t **tag2el, int *count, int el_no) { |
| 975 | asn1p_expr_t *expr = arg->expr; |
| 976 | arg_t tmparg = *arg; |
| 977 | asn1p_expr_t *v; |
| 978 | int element = 0; |
| 979 | |
| 980 | TQ_FOR(v, &(expr->members), next) { |
| 981 | if(v->expr_type == A1TC_EXTENSIBLE) |
| 982 | continue; |
| 983 | |
| 984 | tmparg.expr = v; |
| 985 | |
| 986 | if(_add_tag2el_member(&tmparg, tag2el, count, |
| 987 | (el_no==-1)?element:el_no)) { |
| 988 | return -1; |
| 989 | } |
| 990 | |
| 991 | element++; |
| 992 | } |
| 993 | |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 994 | /* |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 995 | * Sort the map according to canonical order of their tags |
| 996 | * and element numbers. |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 997 | */ |
| 998 | qsort(*tag2el, *count, sizeof(**tag2el), _tag2el_cmp); |
| 999 | |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 1000 | /* |
| 1001 | * Initialize .toff_{first|last} members. |
| 1002 | */ |
| 1003 | if(*count) { |
| 1004 | struct asn1p_type_tag_s *cur_tag = 0; |
| 1005 | tag2el_t *cur = *tag2el; |
| 1006 | tag2el_t *end = cur + *count; |
| 1007 | int occur, i; |
| 1008 | for(occur = 0; cur < end; cur++) { |
| 1009 | if(cur_tag == 0 |
| 1010 | || cur_tag->tag_value != cur->el_tag.tag_value |
| 1011 | || cur_tag->tag_class != cur->el_tag.tag_class) { |
| 1012 | cur_tag = &cur->el_tag; |
| 1013 | occur = 0; |
| 1014 | } else { |
| 1015 | occur++; |
| 1016 | } |
| 1017 | cur->toff_first = -occur; |
| 1018 | for(i = 0; i >= -occur; i--) |
| 1019 | cur[i].toff_last = -i; |
| 1020 | } |
| 1021 | } |
| 1022 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1023 | return 0; |
| 1024 | } |
| 1025 | |
| 1026 | static int |
| 1027 | _add_tag2el_member(arg_t *arg, tag2el_t **tag2el, int *count, int el_no) { |
| 1028 | struct asn1p_type_tag_s tag; |
| 1029 | int ret; |
| 1030 | |
| 1031 | assert(el_no >= 0); |
| 1032 | |
Lev Walkin | ac7e229 | 2004-09-05 10:42:33 +0000 | [diff] [blame] | 1033 | ret = asn1f_fetch_tag(arg->asn, arg->mod, arg->expr, &tag, 1); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1034 | if(ret == 0) { |
Lev Walkin | 201943e | 2004-09-04 04:42:29 +0000 | [diff] [blame] | 1035 | tag2el_t *te; |
| 1036 | int new_count = (*count) + 1; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1037 | void *p; |
Lev Walkin | 201943e | 2004-09-04 04:42:29 +0000 | [diff] [blame] | 1038 | |
Lev Walkin | ac7e229 | 2004-09-05 10:42:33 +0000 | [diff] [blame] | 1039 | if(tag.tag_value == -1) { |
| 1040 | /* |
| 1041 | * This is an untagged ANY type, |
| 1042 | * proceed without adding a tag |
| 1043 | */ |
| 1044 | return 0; |
| 1045 | } |
| 1046 | |
Lev Walkin | 201943e | 2004-09-04 04:42:29 +0000 | [diff] [blame] | 1047 | p = realloc(*tag2el, new_count * sizeof(tag2el_t)); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1048 | if(p) *tag2el = p; |
| 1049 | else return -1; |
| 1050 | |
| 1051 | DEBUG("Found tag for %s: %ld", |
| 1052 | arg->expr->Identifier, |
| 1053 | (long)tag.tag_value); |
| 1054 | |
Lev Walkin | 201943e | 2004-09-04 04:42:29 +0000 | [diff] [blame] | 1055 | te = &((*tag2el)[*count]); |
| 1056 | te->el_tag = tag; |
| 1057 | te->el_no = el_no; |
| 1058 | te->from_expr = arg->expr; |
| 1059 | *count = new_count; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1060 | return 0; |
| 1061 | } |
| 1062 | |
| 1063 | DEBUG("Searching tag in complex expression %s:%x at line %d", |
| 1064 | arg->expr->Identifier, |
| 1065 | arg->expr->expr_type, |
| 1066 | arg->expr->_lineno); |
| 1067 | |
| 1068 | /* |
| 1069 | * Iterate over members of CHOICE type. |
| 1070 | */ |
| 1071 | if(arg->expr->expr_type == ASN_CONSTR_CHOICE) { |
| 1072 | return _fill_tag2el_map(arg, tag2el, count, el_no); |
| 1073 | } |
| 1074 | |
| 1075 | if(arg->expr->expr_type == A1TC_REFERENCE) { |
| 1076 | arg_t tmp = *arg; |
| 1077 | asn1p_expr_t *expr; |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1078 | expr = asn1f_lookup_symbol_ex(tmp.asn, tmp.mod, tmp.expr, |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1079 | arg->expr->reference); |
| 1080 | if(expr) { |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1081 | tmp.mod = expr->module; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1082 | tmp.expr = expr; |
| 1083 | return _add_tag2el_member(&tmp, tag2el, count, el_no); |
| 1084 | } else { |
| 1085 | FATAL("Cannot dereference %s at line %d", |
| 1086 | arg->expr->Identifier, |
| 1087 | arg->expr->_lineno); |
| 1088 | return -1; |
| 1089 | } |
| 1090 | } |
| 1091 | |
| 1092 | DEBUG("No tag for %s at line %d", |
| 1093 | arg->expr->Identifier, |
| 1094 | arg->expr->_lineno); |
| 1095 | |
| 1096 | return -1; |
| 1097 | } |
| 1098 | |
| 1099 | static int |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 1100 | emit_tag2member_map(arg_t *arg, tag2el_t *tag2el, int tag2el_count) { |
| 1101 | asn1p_expr_t *expr = arg->expr; |
| 1102 | |
| 1103 | OUT("static asn1_TYPE_tag2member_t asn1_DEF_%s_tag2el[] = {\n", |
| 1104 | MKID(expr->Identifier)); |
| 1105 | if(tag2el_count) { |
| 1106 | int i; |
| 1107 | for(i = 0; i < tag2el_count; i++) { |
| 1108 | OUT(" { "); |
| 1109 | _print_tag(arg, expr, &tag2el[i].el_tag); |
| 1110 | OUT(", "); |
Lev Walkin | 38abe79 | 2004-06-14 13:09:45 +0000 | [diff] [blame] | 1111 | OUT("%d, ", tag2el[i].el_no); |
| 1112 | OUT("%d, ", tag2el[i].toff_first); |
| 1113 | OUT("%d ", tag2el[i].toff_last); |
Lev Walkin | fd171ef | 2004-06-06 07:20:17 +0000 | [diff] [blame] | 1114 | OUT("}, /* %s at %d */\n", |
| 1115 | tag2el[i].from_expr->Identifier, |
| 1116 | tag2el[i].from_expr->_lineno |
| 1117 | ); |
| 1118 | } |
| 1119 | } |
| 1120 | OUT("};\n"); |
| 1121 | |
| 1122 | return 0;; |
| 1123 | } |
| 1124 | |
| 1125 | static int |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1126 | emit_tags_vector(arg_t *arg, asn1p_expr_t *expr, int *tags_impl_skip, int choice_mode) { |
| 1127 | int tags_count = 0; |
| 1128 | int save_target = arg->target->target; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1129 | char *p; |
| 1130 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1131 | if(save_target != OT_IGNORE) { |
| 1132 | int save_impl_skip = *tags_impl_skip; |
| 1133 | REDIR(OT_IGNORE); |
| 1134 | tags_count = emit_tags_vector(arg, expr, |
| 1135 | tags_impl_skip, choice_mode); |
| 1136 | REDIR(save_target); |
| 1137 | if(tags_count) { |
| 1138 | *tags_impl_skip = save_impl_skip; |
| 1139 | tags_count = 0; |
| 1140 | } else { |
| 1141 | return 0; |
| 1142 | } |
| 1143 | } |
| 1144 | |
| 1145 | |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1146 | p = MKID(expr->Identifier); |
| 1147 | OUT("static ber_tlv_tag_t asn1_DEF_%s_tags[] = {\n", p); |
| 1148 | INDENTED( |
| 1149 | if(expr->tag.tag_class) { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1150 | tags_count++; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1151 | _print_tag(arg, expr, &expr->tag); |
| 1152 | if(expr->tag.tag_mode != TM_EXPLICIT) |
| 1153 | (*tags_impl_skip)++; |
| 1154 | } else { |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1155 | if(!choice_mode) |
| 1156 | (*tags_impl_skip)++; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1157 | } |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1158 | if(!choice_mode) { |
| 1159 | if(!expr->tag.tag_class |
| 1160 | || (expr->meta_type == AMT_TYPE |
| 1161 | && expr->tag.tag_mode == TM_EXPLICIT)) { |
| 1162 | struct asn1p_type_tag_s tag; |
| 1163 | if(expr->tag.tag_class) |
| 1164 | OUT(",\n"); |
| 1165 | tag.tag_class = TC_UNIVERSAL; |
| 1166 | tag.tag_mode = TM_IMPLICIT; |
| 1167 | tag.tag_value = expr_type2uclass_value[expr->expr_type]; |
| 1168 | _print_tag(arg, expr, &tag); |
| 1169 | tags_count++; |
| 1170 | } |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1171 | } |
| 1172 | OUT("\n"); |
| 1173 | ); |
| 1174 | OUT("};\n"); |
| 1175 | |
Lev Walkin | 6439972 | 2004-08-11 07:17:22 +0000 | [diff] [blame] | 1176 | return tags_count; |
Lev Walkin | 27ea380 | 2004-06-28 21:13:46 +0000 | [diff] [blame] | 1177 | } |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1178 | |
| 1179 | static int |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1180 | expr_elements_count(arg_t *arg, asn1p_expr_t *expr) { |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1181 | asn1p_expr_t *topmost_parent; |
| 1182 | asn1p_expr_t *v; |
| 1183 | int elements = 0; |
| 1184 | |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1185 | topmost_parent = asn1f_find_terminal_type_ex(arg->asn, arg->mod, expr); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1186 | if(!topmost_parent) return 0; |
| 1187 | |
| 1188 | if(!(topmost_parent->expr_type & ASN_CONSTR_MASK)) |
| 1189 | return 0; |
| 1190 | |
| 1191 | TQ_FOR(v, &(topmost_parent->members), next) { |
| 1192 | if(v->expr_type != A1TC_EXTENSIBLE) |
| 1193 | elements++; |
| 1194 | } |
| 1195 | |
| 1196 | return elements; |
| 1197 | } |
| 1198 | |
| 1199 | static int |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1200 | emit_member_table(arg_t *arg, asn1p_expr_t *expr) { |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1201 | static int global_memb_unique; |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1202 | int save_target; |
| 1203 | arg_t tmp_arg; |
| 1204 | char *p; |
| 1205 | |
| 1206 | OUT("{ "); |
| 1207 | if(expr->marker) { |
| 1208 | asn1p_expr_t *tv; |
| 1209 | int opts = 0; |
| 1210 | for(tv = expr; tv && tv->marker; |
| 1211 | tv = TQ_NEXT(tv, next), opts++) { |
| 1212 | if(tv->expr_type == A1TC_EXTENSIBLE) |
| 1213 | opts--; |
| 1214 | } |
| 1215 | OUT("%d, ", opts); |
| 1216 | } else { |
| 1217 | OUT("0, "); |
| 1218 | } |
| 1219 | if(expr->Identifier) { |
| 1220 | OUT("offsetof(struct %s, ", MKID(arg->expr->Identifier)); |
| 1221 | if(arg->expr->expr_type == ASN_CONSTR_CHOICE |
| 1222 | && (!UNNAMED_UNIONS)) OUT("choice."); |
| 1223 | OUT("%s),\n", MKID(expr->Identifier)); |
| 1224 | } else { |
| 1225 | assert(arg->expr->expr_type == ASN_CONSTR_SET_OF |
| 1226 | || arg->expr->expr_type == ASN_CONSTR_SEQUENCE_OF); |
| 1227 | OUT("0,\n"); |
| 1228 | } |
| 1229 | INDENT(+1); |
| 1230 | if(C99_MODE) OUT(".tag = "); |
| 1231 | _print_tag(arg, expr , NULL); |
| 1232 | OUT(",\n"); |
| 1233 | if(C99_MODE) OUT(".tag_mode = "); |
| 1234 | if(expr->tag.tag_class) { |
| 1235 | if(expr->tag.tag_mode == TM_IMPLICIT) |
| 1236 | OUT("-1,\t/* IMPLICIT tag at current level */\n"); |
| 1237 | else |
| 1238 | OUT("+1,\t/* EXPLICIT tag at current level */\n"); |
| 1239 | } else { |
| 1240 | OUT("0,\n"); |
| 1241 | } |
| 1242 | if(C99_MODE) OUT(".type = "); |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1243 | if((expr->expr_type & ASN_CONSTR_MASK) |
| 1244 | && (arg->expr->expr_type == ASN_CONSTR_SEQUENCE_OF |
| 1245 | || arg->expr->expr_type == ASN_CONSTR_SET_OF)) { |
| 1246 | OUT("(void *)&asn1_DEF_%s_member,\n", |
| 1247 | MKID(arg->expr->Identifier)); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1248 | } else if(expr->expr_type & ASN_CONSTR_MASK) { |
| 1249 | OUT("(void *)&asn1_DEF_%s,\n", |
| 1250 | MKID(expr->Identifier)); |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1251 | } else { |
| 1252 | OUT("(void *)&asn1_DEF_%s,\n", |
| 1253 | asn1c_type_name(arg, expr, TNF_SAFE)); |
| 1254 | } |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1255 | if(C99_MODE) OUT(".memb_constraints = "); |
| 1256 | if(expr->constraints) { |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1257 | char *id = MKID(expr->Identifier); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1258 | if(!expr->Identifier) |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1259 | id = asn1c_type_name(arg, expr, TNF_SAFE); |
| 1260 | OUT("memb_%s_%d_constraint,\n", id, |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1261 | ++global_memb_unique); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1262 | } else { |
| 1263 | OUT("0,\t/* Defer to actual type */\n"); |
| 1264 | } |
| 1265 | if(C99_MODE) OUT(".name = "); |
| 1266 | OUT("\"%s\"\n", expr->Identifier ? expr->Identifier : ""); |
| 1267 | OUT("},\n"); |
| 1268 | INDENT(-1); |
| 1269 | |
| 1270 | if(!expr->constraints) |
| 1271 | return 0; |
| 1272 | |
| 1273 | save_target = arg->target->target; |
| 1274 | REDIR(OT_CODE); |
| 1275 | |
| 1276 | if(expr->Identifier) |
| 1277 | p = MKID(expr->Identifier); |
| 1278 | else |
| 1279 | p = asn1c_type_name(arg, expr, TNF_SAFE); |
| 1280 | OUT("static int\n"); |
Lev Walkin | 08079b0 | 2004-08-22 03:25:24 +0000 | [diff] [blame] | 1281 | OUT("memb_%s_%d_constraint(asn1_TYPE_descriptor_t *td, const void *sptr,\n", p, global_memb_unique); |
Lev Walkin | 59004fa | 2004-08-20 13:37:01 +0000 | [diff] [blame] | 1282 | INDENT(+1); |
| 1283 | OUT("\t\tasn_app_consume_bytes_f *app_errlog, void *app_key) {\n"); |
| 1284 | tmp_arg = *arg; |
| 1285 | tmp_arg.expr = expr; |
| 1286 | if(asn1c_emit_constraint_checking_code(&tmp_arg) == 1) { |
| 1287 | OUT("return td->check_constraints\n"); |
| 1288 | OUT("\t(td, sptr, app_errlog, app_key);\n"); |
| 1289 | } |
| 1290 | INDENT(-1); |
| 1291 | OUT("}\n"); |
| 1292 | OUT("\n"); |
| 1293 | |
| 1294 | REDIR(save_target); |
| 1295 | |
| 1296 | return 0; |
| 1297 | } |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1298 | |
| 1299 | static int |
| 1300 | emit_type_DEF(arg_t *arg, asn1p_expr_t *expr, int tags_count, int tags_impl_skip, int elements_count, enum etd_cp cp, enum etd_spec spec) { |
| 1301 | char *p; |
| 1302 | |
| 1303 | p = MKID(expr->Identifier); |
Lev Walkin | dd32b59 | 2004-09-06 08:07:29 +0000 | [diff] [blame] | 1304 | if(HIDE_INNER_DEFS) |
| 1305 | OUT("static /* Use -fall-defs-global to expose */\n"); |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1306 | OUT("asn1_TYPE_descriptor_t asn1_DEF_%s = {\n", p); |
| 1307 | INDENTED( |
| 1308 | OUT("\"%s\",\n", expr->_anonymous_type?"":expr->Identifier); |
| 1309 | |
| 1310 | if(expr->expr_type & ASN_CONSTR_MASK) { |
| 1311 | p = asn1c_type_name(arg, arg->expr, TNF_SAFE); |
| 1312 | } |
| 1313 | |
| 1314 | OUT("%s_constraint,\n", p); |
| 1315 | OUT("%s_decode_ber,\n", p); |
| 1316 | OUT("%s_encode_der,\n", p); |
| 1317 | OUT("%s_print,\n", p); |
| 1318 | OUT("%s_free,\n", p); |
| 1319 | |
| 1320 | p = MKID(expr->Identifier); |
| 1321 | |
| 1322 | if(expr->expr_type == ASN_CONSTR_CHOICE) { |
| 1323 | OUT("CHOICE_outmost_tag,\n"); |
| 1324 | } else { |
| 1325 | OUT("0,\t/* Use generic outmost tag fetcher */\n"); |
| 1326 | } |
| 1327 | |
| 1328 | if(tags_count) { |
| 1329 | OUT("asn1_DEF_%s_tags,\n", p); |
| 1330 | OUT("sizeof(asn1_DEF_%s_tags)\n", p); |
| 1331 | OUT("\t/sizeof(asn1_DEF_%s_tags[0]), /* %d */\n", |
| 1332 | p, tags_count); |
| 1333 | } else { |
| 1334 | OUT("0,\t/* No explicit tags (pointer) */\n"); |
| 1335 | OUT("0,\t/* No explicit tags (count) */\n"); |
| 1336 | } |
| 1337 | |
| 1338 | OUT("%d,\t/* Tags to skip */\n", tags_impl_skip); |
| 1339 | switch(cp) { |
| 1340 | case ETD_CP_UNKNOWN: |
| 1341 | OUT("-0,\t/* Unknown yet */\n"); |
| 1342 | break; |
| 1343 | case ETD_CP_EITHER: |
| 1344 | OUT("-1,\t/* Primitive or constructed */\n"); |
| 1345 | case ETD_CP_PRIMITIVE: |
| 1346 | OUT("0,\t/* Primitive */\n"); |
| 1347 | break; |
| 1348 | case ETD_CP_CONSTRUCTED: |
| 1349 | OUT("1,\t/* Whether CONSTRUCTED */\n"); |
| 1350 | break; |
| 1351 | } |
| 1352 | |
| 1353 | if(elements_count) { |
| 1354 | OUT("asn1_MBR_%s,\n", p); |
| 1355 | if(expr->expr_type == ASN_CONSTR_SEQUENCE_OF |
| 1356 | || expr->expr_type == ASN_CONSTR_SET_OF) { |
| 1357 | OUT("%d,\t/* Single element */\n", |
| 1358 | elements_count); |
| 1359 | assert(elements_count == 1); |
| 1360 | } else { |
| 1361 | OUT("%d,\t/* Elements count */\n", |
| 1362 | elements_count); |
| 1363 | } |
| 1364 | } else { |
| 1365 | //if(expr->meta_type == AMT_TYPEREF) |
| 1366 | if(expr_elements_count(arg, expr)) |
| 1367 | OUT("0, 0,\t/* Defined elsewhere */\n"); |
| 1368 | else |
| 1369 | OUT("0, 0,\t/* No members */\n"); |
| 1370 | } |
| 1371 | |
| 1372 | switch(spec) { |
| 1373 | case ETD_NO_SPECIFICS: |
| 1374 | OUT("0\t/* No specifics */\n"); |
| 1375 | break; |
| 1376 | case ETD_HAS_SPECIFICS: |
| 1377 | OUT("&asn1_DEF_%s_specs\t/* Additional specs */\n", p); |
| 1378 | } |
| 1379 | ); |
| 1380 | OUT("};\n"); |
| 1381 | OUT("\n"); |
Lev Walkin | 9729878 | 2004-08-26 06:20:34 +0000 | [diff] [blame] | 1382 | |
| 1383 | return 0; |
Lev Walkin | 59964be | 2004-08-25 02:03:12 +0000 | [diff] [blame] | 1384 | } |