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List and check sigs works

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This commit is contained in:
Werner Koch 1997-12-01 10:33:23 +00:00
parent 649eae8f1b
commit 5c1cca042e
35 changed files with 1007 additions and 793 deletions
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99
g10/keyid.c
View file

@ -23,6 +23,7 @@
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <time.h>
#include <assert.h>
#include "util.h"
#include "main.h"
@ -39,7 +40,7 @@
* if this is not NULL. Return the 32 low bits of the keyid.
*/
u32
keyid_from_skc( PKT_seckey_cert *skc, u32 *keyid )
keyid_from_skc( PKT_secret_cert *skc, u32 *keyid )
{
u32 lowbits;
u32 dummy_keyid[2];
@ -53,9 +54,9 @@ keyid_from_skc( PKT_seckey_cert *skc, u32 *keyid )
else if( skc->pubkey_algo == PUBKEY_ALGO_RSA ) {
lowbits = mpi_get_keyid( skc->d.rsa.rsa_n, keyid );
}
else
log_bug(NULL);
else {
keyid[0] = keyid[1] = lowbits = 0;
}
return lowbits;
}
@ -65,7 +66,7 @@ keyid_from_skc( PKT_seckey_cert *skc, u32 *keyid )
* if this is not NULL. Return the 32 low bits of the keyid.
*/
u32
keyid_from_pkc( PKT_pubkey_cert *pkc, u32 *keyid )
keyid_from_pkc( PKT_public_cert *pkc, u32 *keyid )
{
u32 lowbits;
u32 dummy_keyid[2];
@ -79,10 +80,94 @@ keyid_from_pkc( PKT_pubkey_cert *pkc, u32 *keyid )
else if( pkc->pubkey_algo == PUBKEY_ALGO_RSA ) {
lowbits = mpi_get_keyid( pkc->d.rsa.rsa_n, keyid );
}
else
log_bug(NULL);
else {
keyid[0] = keyid[1] = lowbits = 0;
}
return lowbits;
}
u32
keyid_from_sig( PKT_signature *sig, u32 *keyid )
{
if( keyid ) {
keyid[0] = sig->keyid[0];
keyid[1] = sig->keyid[1];
}
return sig->keyid[1];
}
/****************
* return the number of bits used in the pkc
*/
unsigned
nbits_from_pkc( PKT_public_cert *pkc )
{
if( pkc->pubkey_algo == PUBKEY_ALGO_ELGAMAL ) {
return mpi_get_nbits( pkc->d.elg.p );
}
else if( pkc->pubkey_algo == PUBKEY_ALGO_RSA ) {
return mpi_get_nbits( pkc->d.rsa.rsa_n );
}
else
return 0;
}
/****************
* return the number of bits used in the skc
*/
unsigned
nbits_from_skc( PKT_secret_cert *skc )
{
if( skc->pubkey_algo == PUBKEY_ALGO_ELGAMAL ) {
return mpi_get_nbits( skc->d.elg.p );
}
else if( skc->pubkey_algo == PUBKEY_ALGO_RSA ) {
return mpi_get_nbits( skc->d.rsa.rsa_n );
}
else
return 0;
}
/****************
* return a string with the creation date of the pkc
* Note: this is alloced in a static buffer.
* Format is: yyyy-mm-dd
*/
const char *
datestr_from_pkc( PKT_public_cert *pkc )
{
static char buffer[11+5];
struct tm *tp;
time_t atime = pkc->timestamp;
tp = gmtime( &atime );
sprintf(buffer,"%04d-%02d-%02d", 1900+tp->tm_year, tp->tm_mon, tp->tm_mday );
return buffer;
}
const char *
datestr_from_skc( PKT_secret_cert *skc )
{
static char buffer[11+5];
struct tm *tp;
time_t atime = skc->timestamp;
tp = gmtime( &atime );
sprintf(buffer,"%04d-%02d-%02d", 1900+tp->tm_year, tp->tm_mon, tp->tm_mday );
return buffer;
}
const char *
datestr_from_sig( PKT_signature *sig )
{
static char buffer[11+5];
struct tm *tp;
time_t atime = sig->timestamp;
tp = gmtime( &atime );
sprintf(buffer,"%04d-%02d-%02d", 1900+tp->tm_year, tp->tm_mon, tp->tm_mday );
return buffer;
}