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add oid and bitstring parsing and formatting to "generic" format string

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routines, test them in t10.c
This commit is contained in:
leitner
2011-04-28 21:33:10 +00:00
parent e04ca78ff8
commit dae3ea8024
12 changed files with 181 additions and 50 deletions
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17
fmt_asn1generic.c
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@@ -9,6 +9,7 @@ size_t fmt_asn1generic(char* dest,const char* fmt,...) {
va_start(args,fmt);
unsigned long* application=0;
struct string* s;
struct oid* o;
struct string S;
size_t curlen=0;
size_t cursor=0;
@@ -31,6 +32,14 @@ size_t fmt_asn1generic(char* dest,const char* fmt,...) {
application=NULL;
break;
}
case 'b': // send BIT_STRING, using struct string* as arg (expect l to be in bits, not bytes)
s=va_arg(args,struct string*);
if (application)
curlen=fmt_asn1bitstring(realdest,APPLICATION,PRIMITIVE,*application,s->s,s->l);
else
curlen=fmt_asn1bitstring(realdest,UNIVERSAL,PRIMITIVE,BIT_STRING,s->s,s->l);
application=NULL;
break;
case 'S': // send OCTET_STRING, using struct string* as arg
s=va_arg(args,struct string*);
copystring:
@@ -45,6 +54,14 @@ copystring:
S.l=strlen(S.s);
s=&S;
goto copystring;
case 'o': // send OBJECT_IDENTIFIER, using struct oid* as arg
o=va_arg(args,struct oid*);
if (application)
curlen=fmt_asn1OID(realdest,APPLICATION,PRIMITIVE,*application,o->a,o->l);
else
curlen=fmt_asn1OID(realdest,UNIVERSAL,PRIMITIVE,OBJECT_IDENTIFIER,o->a,o->l);
application=NULL;
break;
case '{': // start SEQUENCE
if (application)
curlen=fmt_asn1tag(realdest,APPLICATION,CONSTRUCTED,*application);