a510e42b08
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@1447 ec53bebd-3082-4978-b11e-865c3cabbd6b
97 lines
1.9 KiB
C
97 lines
1.9 KiB
C
#include "asn1_locl.h"
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RCSID("$Id$");
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static void
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free_primitive (char *typename, char *name)
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{
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fprintf (codefile, "free_%s(%s);\n", typename, name);
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}
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static void
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free_type (char *name, Type *t)
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{
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switch (t->type) {
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case TType:
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#if 0
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free_type (name, t->symbol->type);
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#endif
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fprintf (codefile, "free_%s(%s);\n", t->symbol->gen_name, name);
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break;
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case TInteger:
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break;
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case TOctetString:
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free_primitive ("octet_string", name);
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break;
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case TBitString: {
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break;
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}
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case TSequence: {
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Member *m;
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int tag = -1;
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if (t->members == NULL)
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break;
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for (m = t->members; m && tag != m->val; m = m->next) {
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char *s = malloc(2 + strlen(name) + 1 + strlen(m->gen_name) + 3);
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sprintf (s, "%s(%s)->%s", m->optional ? "" : "&", name, m->gen_name);
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if(m->optional)
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fprintf(codefile, "if(%s) {\n", s);
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free_type (s, m->type);
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if(m->optional)
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fprintf(codefile,
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"free(%s);\n"
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"}\n",s);
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if (tag == -1)
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tag = m->val;
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free (s);
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}
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break;
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}
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case TSequenceOf: {
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char *n = malloc(2*strlen(name) + 20);
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fprintf (codefile, "while((%s)->len){\n", name);
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sprintf (n, "&(%s)->val[(%s)->len-1]", name, name);
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free_type(n, t->subtype);
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fprintf(codefile,
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"(%s)->len--;\n"
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"}\n",
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name);
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fprintf(codefile,
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"free((%s)->val);\n", name);
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free(n);
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break;
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}
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case TGeneralizedTime:
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break;
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case TGeneralString:
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free_primitive ("general_string", name);
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break;
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case TApplication:
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free_type (name, t->subtype);
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break;
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default :
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abort ();
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}
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}
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void
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generate_type_free (Symbol *s)
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{
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fprintf (headerfile,
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"void free_%s(%s *);\n",
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s->gen_name, s->gen_name);
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fprintf (codefile, "void\n"
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"free_%s(%s *data)\n"
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"{\n",
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s->gen_name, s->gen_name);
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free_type ("data", s->type);
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fprintf (codefile, "}\n\n");
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}
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