diff options
Diffstat (limited to 'third_party/heimdal/lib/asn1/symbol.c')
| -rw-r--r-- | third_party/heimdal/lib/asn1/symbol.c | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/asn1/symbol.c b/third_party/heimdal/lib/asn1/symbol.c new file mode 100644 index 0000000..920ed16 --- /dev/null +++ b/third_party/heimdal/lib/asn1/symbol.c @@ -0,0 +1,173 @@ +/* + * Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "gen_locl.h" +#include "lex.h" +#include "lex.h" + +static Hashtab *htab; + +struct symhead symbols; + +static int +cmp(void *a, void *b) +{ + Symbol *s1 = (Symbol *) a; + Symbol *s2 = (Symbol *) b; + + return strcmp(s1->name, s2->name); +} + +static unsigned +hash(void *a) +{ + Symbol *s = (Symbol *) a; + + return hashjpw(s->name); +} + +void +initsym(void) +{ + htab = hashtabnew(101, cmp, hash); +} + + +void +output_name(char *s) +{ + char *p; + + for (p = s; *p; ++p) + if (*p == '-' || *p == '.') + *p = '_'; +} + +Symbol * +addsym(char *name) +{ + Symbol key, *s; + + key.name = name; + s = (Symbol *) hashtabsearch(htab, (void *) &key); + if (s == NULL) { + s = (Symbol *) ecalloc(1, sizeof(*s)); + s->name = name; + s->gen_name = estrdup(name); + output_name(s->gen_name); + s->stype = SUndefined; + hashtabadd(htab, s); + //HEIM_TAILQ_INSERT_TAIL(&symbols, s, symlist); + do { + if (((s)->symlist.tqe_next = (&symbols)->tqh_first) != NULL) + (&symbols)->tqh_first->symlist.tqe_prev = &(s)->symlist.tqe_next; + else + (&symbols)->tqh_last = &(s)->symlist.tqe_next; + (&symbols)->tqh_first = (s); + (s)->symlist.tqe_prev = &(&symbols)->tqh_first; + } while (0); + } + return s; +} + +Symbol * +getsym(char *name) +{ + Symbol key; + + key.name = name; + return (Symbol *) hashtabsearch(htab, (void *) &key); +} + +static int +checkfunc(void *ptr, void *arg) +{ + Symbol *s = ptr; + if (s->stype == SUndefined) { + lex_error_message("%s is still undefined\n", s->name); + *(int *) arg = 1; + } + return 0; +} + +int +checkundefined(void) +{ + int f = 0; + hashtabforeach(htab, checkfunc, &f); + return f; +} + +#if 0 +static int +generate_1type(void *ptr, void *arg) +{ + Symbol *s = ptr; + + if (s->stype == Stype && s->type) + generate_type(s); + return 0; +} +#endif + +void +generate_types(void) +{ + Symbol *s; + + if (checkundefined()) + errx(1, "Some types are undefined"); + HEIM_TAILQ_FOREACH_REVERSE(s, &symbols, symhead, symlist) { + if (s->stype == Stype && s->type) + generate_type(s); + } + //hashtabforeach(htab, generate_1type, NULL); +} + +void +emitted_declaration(const Symbol *s) +{ + ((Symbol *)(uintptr_t)s)->emitted_declaration = 1; +} + +void +emitted_definition(const Symbol *s) +{ + ((Symbol *)(uintptr_t)s)->emitted_definition = 1; +} + +void +emitted_tag_enums(const Symbol *s) +{ + ((Symbol *)(uintptr_t)s)->emitted_tag_enums = 1; +} |