Lev Walkin | 4efbfb7 | 2005-02-25 14:20:30 +0000 | [diff] [blame] | 1 | #include "asn1fix_internal.h" |
| 2 | #include "asn1fix_constraint.h" |
| 3 | #include "asn1fix_crange.h" |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 4 | |
Lev Walkin | 38d0017 | 2006-09-21 02:21:53 +0000 | [diff] [blame] | 5 | static void _remove_extensions(arg_t *arg, asn1p_constraint_t *ct, int flast); |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 6 | static int constraint_type_resolve(arg_t *arg, asn1p_constraint_t *ct); |
Bi-Ruei, Chiu | 80fd306 | 2017-05-07 21:00:51 +0800 | [diff] [blame] | 7 | static int constraint_object_resolve(arg_t *arg, asn1p_value_t *value); |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 8 | static int constraint_value_resolve(arg_t *arg, asn1p_value_t **value, enum asn1p_constraint_type_e real_ctype); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 9 | |
| 10 | int |
| 11 | asn1constraint_pullup(arg_t *arg) { |
| 12 | asn1p_expr_t *expr = arg->expr; |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 13 | asn1p_expr_t *top_parent; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 14 | asn1p_constraint_t *ct_parent; |
| 15 | asn1p_constraint_t *ct_expr; |
| 16 | int ret; |
| 17 | |
| 18 | if(expr->combined_constraints) |
| 19 | return 0; /* Operation already performed earlier */ |
| 20 | |
| 21 | switch(expr->meta_type) { |
| 22 | case AMT_TYPE: |
| 23 | case AMT_TYPEREF: |
Bi-Ruei, Chiu | 50934ba | 2017-09-11 08:50:59 +0800 | [diff] [blame] | 24 | case AMT_VALUESET: |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 25 | break; |
| 26 | default: |
| 27 | return 0; /* Nothing to do */ |
| 28 | } |
| 29 | |
| 30 | if(expr->expr_type == A1TC_REFERENCE) { |
| 31 | asn1p_ref_t *ref = expr->reference; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 32 | asn1p_expr_t *parent_expr; |
| 33 | |
| 34 | assert(ref); |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 35 | parent_expr = asn1f_lookup_symbol(arg, expr->rhs_pspecs, ref); |
| 36 | if(!parent_expr) { |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 37 | if(errno != EEXIST) { |
| 38 | DEBUG("\tWhile fetching parent constraints: " |
| 39 | "type \"%s\" not found: %s", |
| 40 | asn1f_printable_reference(ref), |
| 41 | strerror(errno)); |
| 42 | return -1; |
| 43 | } else { |
| 44 | /* |
| 45 | * -fknown-extern-type is given. |
| 46 | * Assume there are no constraints there. |
| 47 | */ |
| 48 | WARNING("External type \"%s\": " |
| 49 | "assuming no constraints", |
| 50 | asn1f_printable_reference(ref)); |
| 51 | ct_parent = 0; |
| 52 | } |
| 53 | } else { |
| 54 | arg->expr = parent_expr; |
| 55 | ret = asn1constraint_pullup(arg); |
| 56 | arg->expr = expr; |
| 57 | if(ret) return ret; |
| 58 | |
| 59 | ct_parent = parent_expr->combined_constraints; |
| 60 | } |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 61 | } else { |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 62 | ct_parent = 0; |
| 63 | } |
| 64 | |
| 65 | ct_expr = expr->constraints; |
| 66 | |
| 67 | if(!ct_parent && !ct_expr) |
| 68 | return 0; /* No constraints to consider */ |
| 69 | |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 70 | /* |
| 71 | * Resolve constraints, if not already resolved. |
| 72 | */ |
| 73 | top_parent = asn1f_find_terminal_type(arg, arg->expr); |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 74 | ret = asn1constraint_resolve( |
| 75 | arg, ct_expr, top_parent ? top_parent->expr_type : A1TC_INVALID, 0); |
| 76 | if(ret) return ret; |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 77 | |
| 78 | /* |
| 79 | * Copy parent type constraints. |
| 80 | */ |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 81 | if(ct_parent) { |
| 82 | ct_parent = asn1p_constraint_clone(ct_parent); |
| 83 | assert(ct_parent); |
| 84 | } |
| 85 | |
| 86 | /* |
| 87 | * If the current type does not have constraints, it inherits |
| 88 | * the constraints of a parent. |
| 89 | */ |
| 90 | if(ct_parent && !ct_expr) { |
| 91 | expr->combined_constraints = ct_parent; |
| 92 | return 0; |
| 93 | } |
| 94 | |
| 95 | ct_expr = asn1p_constraint_clone(ct_expr); |
| 96 | assert(ct_expr); |
| 97 | |
| 98 | /* |
| 99 | * Now we have a set of current expression's constraints, |
| 100 | * and an optional set of the parent expression's constraints. |
| 101 | */ |
| 102 | |
| 103 | if(ct_parent) { |
| 104 | /* |
| 105 | * If we have a parent, remove all the extensions (46.4). |
| 106 | */ |
Lev Walkin | 38d0017 | 2006-09-21 02:21:53 +0000 | [diff] [blame] | 107 | _remove_extensions(arg, ct_parent, 0); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 108 | |
| 109 | expr->combined_constraints = ct_parent; |
| 110 | if(ct_expr->type == ACT_CA_SET) { |
Lev Walkin | d541c25 | 2004-09-05 10:36:22 +0000 | [diff] [blame] | 111 | unsigned int i; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 112 | for(i = 0; i < ct_expr->el_count; i++) { |
| 113 | if(asn1p_constraint_insert( |
| 114 | expr->combined_constraints, |
| 115 | ct_expr->elements[i])) { |
| 116 | expr->combined_constraints = 0; |
| 117 | asn1p_constraint_free(ct_expr); |
| 118 | asn1p_constraint_free(ct_parent); |
| 119 | return -1; |
| 120 | } else { |
| 121 | ct_expr->elements[i] = 0; |
| 122 | } |
| 123 | } |
| 124 | asn1p_constraint_free(ct_expr); |
| 125 | } else { |
| 126 | asn1p_constraint_insert(expr->combined_constraints, |
| 127 | ct_expr); |
| 128 | } |
| 129 | } else { |
Lev Walkin | 38d0017 | 2006-09-21 02:21:53 +0000 | [diff] [blame] | 130 | _remove_extensions(arg, ct_expr, 1); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 131 | expr->combined_constraints = ct_expr; |
| 132 | } |
| 133 | |
| 134 | return 0; |
| 135 | } |
| 136 | |
| 137 | int |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 138 | asn1constraint_resolve(arg_t *arg, asn1p_constraint_t *ct, asn1p_expr_type_e etype, enum asn1p_constraint_type_e effective_type) { |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 139 | enum asn1p_constraint_type_e real_constraint_type; |
Lev Walkin | d541c25 | 2004-09-05 10:36:22 +0000 | [diff] [blame] | 140 | unsigned int el; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 141 | int rvalue = 0; |
| 142 | int ret; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 143 | |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 144 | DEBUG("(\"%s\")", arg->expr->Identifier); |
Lev Walkin | 0385018 | 2005-03-10 10:02:50 +0000 | [diff] [blame] | 145 | |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 146 | if(!ct) return 0; |
| 147 | |
| 148 | /* Don't touch information object classes */ |
| 149 | switch(ct->type) { |
Lev Walkin | 5253da4 | 2004-08-20 13:25:56 +0000 | [diff] [blame] | 150 | case ACT_CT_SIZE: |
| 151 | case ACT_CT_FROM: |
| 152 | if(effective_type && effective_type != ct->type) { |
| 153 | FATAL("%s at line %d: " |
| 154 | "Incompatible nested %s within %s", |
| 155 | arg->expr->Identifier, ct->_lineno, |
| 156 | asn1p_constraint_type2str(ct->type), |
| 157 | asn1p_constraint_type2str(effective_type) |
| 158 | ); |
| 159 | } |
| 160 | effective_type = ct->type; |
| 161 | break; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 162 | case ACT_CT_WCOMP: |
| 163 | case ACT_CT_WCOMPS: |
| 164 | case ACT_CA_CRC: |
| 165 | return 0; |
| 166 | default: |
| 167 | break; |
| 168 | } |
| 169 | |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 170 | real_constraint_type = effective_type ? effective_type : ct->type; |
| 171 | |
Lev Walkin | 5253da4 | 2004-08-20 13:25:56 +0000 | [diff] [blame] | 172 | if(etype != A1TC_INVALID) { |
Lev Walkin | 5253da4 | 2004-08-20 13:25:56 +0000 | [diff] [blame] | 173 | |
Lev Walkin | 4b55341 | 2005-08-14 14:45:44 +0000 | [diff] [blame] | 174 | ret = asn1constraint_compatible(etype, real_constraint_type, |
| 175 | arg->flags & A1F_EXTENDED_SizeConstraint); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 176 | switch(ret) { |
| 177 | case -1: /* If unknown, assume OK. */ |
| 178 | case 1: |
| 179 | break; |
| 180 | case 0: |
| 181 | default: |
| 182 | FATAL("%s at line %d: " |
| 183 | "Constraint type %s is not applicable to %s", |
| 184 | arg->expr->Identifier, ct->_lineno, |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 185 | asn1p_constraint_type2str(real_constraint_type), |
Lev Walkin | 5253da4 | 2004-08-20 13:25:56 +0000 | [diff] [blame] | 186 | ASN_EXPR_TYPE2STR(etype) |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 187 | ); |
| 188 | rvalue = -1; |
| 189 | break; |
| 190 | } |
| 191 | } else { |
| 192 | WARNING("%s at line %d: " |
| 193 | "Constraints ignored: Unresolved parent type", |
| 194 | arg->expr->Identifier, arg->expr->_lineno); |
| 195 | } |
| 196 | |
Lev Walkin | 5253da4 | 2004-08-20 13:25:56 +0000 | [diff] [blame] | 197 | /* |
| 198 | * Resolve all possible references, wherever they occur. |
| 199 | */ |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 200 | if(ct->containedSubtype) { |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 201 | ret = constraint_type_resolve(arg, ct); |
| 202 | RET2RVAL(ret, rvalue); |
| 203 | } |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 204 | if(ct->value && ct->value->type == ATV_REFERENCED) { |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 205 | ret = constraint_value_resolve(arg, &ct->value, real_constraint_type); |
| 206 | RET2RVAL(ret, rvalue); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 207 | } |
| 208 | if(ct->range_start && ct->range_start->type == ATV_REFERENCED) { |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 209 | ret = constraint_value_resolve(arg, &ct->range_start, |
| 210 | real_constraint_type); |
| 211 | RET2RVAL(ret, rvalue); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 212 | } |
| 213 | if(ct->range_stop && ct->range_stop->type == ATV_REFERENCED) { |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 214 | ret = constraint_value_resolve(arg, &ct->range_stop, |
| 215 | real_constraint_type); |
| 216 | RET2RVAL(ret, rvalue); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 217 | } |
Bi-Ruei, Chiu | 80fd306 | 2017-05-07 21:00:51 +0800 | [diff] [blame] | 218 | if (ct->value && ct->value->type == ATV_UNPARSED && etype == A1TC_CLASSDEF) { |
| 219 | ret = constraint_object_resolve(arg, ct->value); |
| 220 | RET2RVAL(ret, rvalue); |
| 221 | } |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 222 | |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 223 | /* |
| 224 | * Proceed recursively. |
| 225 | */ |
| 226 | for(el = 0; el < ct->el_count; el++) { |
| 227 | ret = asn1constraint_resolve(arg, ct->elements[el], etype, |
| 228 | effective_type); |
| 229 | RET2RVAL(ret, rvalue); |
| 230 | } |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 231 | |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 232 | return rvalue; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 233 | } |
| 234 | |
| 235 | static void |
Lev Walkin | 38d0017 | 2006-09-21 02:21:53 +0000 | [diff] [blame] | 236 | _remove_extensions(arg_t *arg, asn1p_constraint_t *ct, int forgive_last) { |
Lev Walkin | d541c25 | 2004-09-05 10:36:22 +0000 | [diff] [blame] | 237 | unsigned int i; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 238 | |
Lev Walkin | 38d0017 | 2006-09-21 02:21:53 +0000 | [diff] [blame] | 239 | if(!ct) return; |
| 240 | |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 241 | for(i = 0; i < ct->el_count; i++) { |
| 242 | if(ct->elements[i]->type == ACT_EL_EXT) |
| 243 | break; |
Lev Walkin | 38d0017 | 2006-09-21 02:21:53 +0000 | [diff] [blame] | 244 | if(forgive_last && ct->type == ACT_CA_SET |
| 245 | && i + 1 == ct->el_count) |
| 246 | return; |
| 247 | _remove_extensions(arg, ct->elements[i], 0); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 248 | } |
| 249 | |
| 250 | /* Remove the elements at and after the extensibility mark */ |
| 251 | for(; i < ct->el_count; ct->el_count--) { |
| 252 | asn1p_constraint_t *rm; |
| 253 | rm = ct->elements[ct->el_count-1]; |
| 254 | asn1p_constraint_free(rm); |
| 255 | } |
| 256 | |
| 257 | if(i < ct->el_size) |
| 258 | ct->elements[i] = 0; |
| 259 | } |
| 260 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 261 | static asn1p_ref_t * |
| 262 | get_reference_from(asn1p_constraint_t *ct) { |
| 263 | if(ct->containedSubtype->type == ATV_REFERENCED) { |
| 264 | return ct->containedSubtype->value.reference; |
| 265 | } else if(ct->containedSubtype->type == ATV_TYPE) { |
| 266 | if(ct->containedSubtype->value.v_type->expr_type == A1TC_REFERENCE) { |
| 267 | return ct->containedSubtype->value.v_type->reference; |
| 268 | } |
| 269 | } |
| 270 | return NULL; |
| 271 | } |
| 272 | |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 273 | static int |
| 274 | constraint_type_resolve(arg_t *arg, asn1p_constraint_t *ct) { |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 275 | asn1p_constraint_t *ct_expr; |
| 276 | int ret; |
Bi-Ruei, Chiu | 50934ba | 2017-09-11 08:50:59 +0800 | [diff] [blame] | 277 | asn1p_expr_t *rtype = (asn1p_expr_t *)0; |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 278 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 279 | DEBUG("(\"%s\")", asn1f_printable_value(ct->containedSubtype)); |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 280 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 281 | if(ct->containedSubtype->type == ATV_VALUESET) { |
| 282 | ct_expr = ct->containedSubtype->value.constraint; |
| 283 | DEBUG("Found %s in constraints", "ValueSet"); |
| 284 | } else if(get_reference_from(ct)) { |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 285 | arg_t tmparg; |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 286 | |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 287 | rtype = asn1f_lookup_symbol(arg, arg->expr->rhs_pspecs, |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 288 | get_reference_from(ct)); |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 289 | if(!rtype) { |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 290 | FATAL( |
| 291 | "Cannot find type \"%s\" in constraints " |
| 292 | "at line %d", |
| 293 | asn1f_printable_value(ct->containedSubtype), ct->_lineno); |
| 294 | return -1; |
| 295 | } |
Lev Walkin | 5045dfa | 2006-03-21 09:41:28 +0000 | [diff] [blame] | 296 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 297 | tmparg = *arg; |
| 298 | tmparg.expr = rtype; |
| 299 | tmparg.mod = rtype->module; |
| 300 | ret = asn1constraint_pullup(&tmparg); |
| 301 | if(ret) return ret; |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 302 | |
Bi-Ruei, Chiu | 50934ba | 2017-09-11 08:50:59 +0800 | [diff] [blame] | 303 | if(rtype->ioc_table) { |
| 304 | if(!arg->expr->ioc_table) |
| 305 | arg->expr->ioc_table = asn1p_ioc_table_new(); |
| 306 | asn1p_ioc_table_append(arg->expr->ioc_table, rtype->ioc_table); |
| 307 | asn1p_value_free(ct->containedSubtype); |
| 308 | ct->containedSubtype = NULL; |
| 309 | } |
| 310 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 311 | ct_expr = rtype->combined_constraints; |
| 312 | if(!ct_expr) return 0; |
| 313 | } else { |
| 314 | FATAL("Unsupported constraint kind %s at line %d", |
| 315 | asn1f_printable_value(ct->containedSubtype), ct->_lineno); |
| 316 | return -1; |
| 317 | } |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 318 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 319 | ct_expr = asn1p_constraint_clone(ct_expr); |
| 320 | assert(ct_expr); |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 321 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 322 | _remove_extensions(arg, ct_expr, 0); |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 323 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 324 | if(ct_expr->type == ACT_CA_SET) { |
| 325 | unsigned int i; |
| 326 | for(i = 0; i < ct_expr->el_count; i++) { |
| 327 | if(asn1p_constraint_insert( |
| 328 | ct, ct_expr->elements[i])) { |
| 329 | asn1p_constraint_free(ct_expr); |
| 330 | return -1; |
| 331 | } else { |
| 332 | ct_expr->elements[i] = 0; |
| 333 | } |
| 334 | } |
| 335 | asn1p_constraint_free(ct_expr); |
| 336 | } else { |
| 337 | ret = asn1p_constraint_insert(ct, ct_expr); |
| 338 | assert(ret == 0); |
| 339 | } |
Lev Walkin | 5045dfa | 2006-03-21 09:41:28 +0000 | [diff] [blame] | 340 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 341 | ct->type = ACT_CA_SET; |
Bi-Ruei, Chiu | 50934ba | 2017-09-11 08:50:59 +0800 | [diff] [blame] | 342 | |
| 343 | /* keep constrainedSubtype field for future usage, |
| 344 | if valueset has not been resolved yet. */ |
| 345 | if(rtype && |
| 346 | (rtype->meta_type == AMT_VALUESET) && |
| 347 | (!rtype->ioc_table)) |
| 348 | return 0; |
| 349 | |
Lev Walkin | d523ea4 | 2017-09-06 22:15:08 -0700 | [diff] [blame] | 350 | asn1p_value_free(ct->containedSubtype); |
| 351 | ct->containedSubtype = NULL; |
| 352 | |
| 353 | return 0; |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 354 | } |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 355 | |
| 356 | static int |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 357 | constraint_value_resolve(arg_t *arg, asn1p_value_t **value, |
| 358 | enum asn1p_constraint_type_e real_ctype) { |
| 359 | asn1p_expr_t static_expr; |
| 360 | arg_t tmparg; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 361 | int rvalue = 0; |
| 362 | int ret; |
| 363 | |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 364 | DEBUG("(\"%s\", within <%s>)", |
| 365 | asn1f_printable_value(*value), |
| 366 | asn1p_constraint_type2str(real_ctype)); |
| 367 | |
| 368 | static_expr = *arg->expr; |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 369 | static_expr.value = *value; |
Lev Walkin | 9288d1c | 2005-03-10 11:27:13 +0000 | [diff] [blame] | 370 | static_expr.meta_type = AMT_VALUE; |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 371 | tmparg = *arg; |
| 372 | tmparg.mod = arg->expr->module; |
| 373 | tmparg.expr = &static_expr; |
| 374 | ret = asn1f_value_resolve(&tmparg, &static_expr, &real_ctype); |
Lev Walkin | b45e067 | 2004-08-18 05:42:05 +0000 | [diff] [blame] | 375 | RET2RVAL(ret, rvalue); |
| 376 | assert(static_expr.value); |
| 377 | *value = static_expr.value; |
| 378 | |
| 379 | return rvalue; |
| 380 | } |
Lev Walkin | 7ec9b4c | 2005-03-20 12:57:21 +0000 | [diff] [blame] | 381 | |
Bi-Ruei, Chiu | 80fd306 | 2017-05-07 21:00:51 +0800 | [diff] [blame] | 382 | static int |
| 383 | constraint_object_resolve(arg_t *arg, asn1p_value_t *value) { |
Lev Walkin | c0e03b9 | 2017-08-22 01:48:23 -0700 | [diff] [blame] | 384 | asn1p_expr_t tmp_expr = *arg->expr; |
Bi-Ruei, Chiu | 80fd306 | 2017-05-07 21:00:51 +0800 | [diff] [blame] | 385 | asn1p_expr_t *saved_expr = arg->expr; |
| 386 | |
Lev Walkin | ea6635b | 2017-08-06 23:23:04 -0700 | [diff] [blame] | 387 | tmp_expr.meta_type = AMT_VALUESET; |
Bi-Ruei, Chiu | 80fd306 | 2017-05-07 21:00:51 +0800 | [diff] [blame] | 388 | tmp_expr.expr_type = A1TC_REFERENCE; |
| 389 | tmp_expr.value = value; |
| 390 | arg->expr = &tmp_expr; |
| 391 | |
| 392 | if (asn1f_check_class_object(arg)) { |
| 393 | arg->expr = saved_expr; |
| 394 | FATAL("Parsing ObjectSet %s failed at %d", arg->expr->Identifier, |
| 395 | arg->expr->_lineno); |
| 396 | return -1; |
| 397 | } |
| 398 | |
| 399 | arg->expr = saved_expr; |
| 400 | return 0; |
| 401 | } |
| 402 | |