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some import functionality

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This commit is contained in:
Werner Koch 1998-02-16 20:05:02 +00:00
parent f477447d9a
commit 82464369f6
45 changed files with 1299 additions and 324 deletions
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27
g10/sig-check.c
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@ -32,6 +32,10 @@
#include "main.h"
static int do_check( PKT_public_cert *pkc, PKT_signature *sig,
MD_HANDLE digest );
/****************
* Check the signature which is contained in the rsa_integer.
* The md5handle should be currently open, so that this function
@ -41,14 +45,23 @@ int
signature_check( PKT_signature *sig, MD_HANDLE digest )
{
PKT_public_cert *pkc = m_alloc_clear( sizeof *pkc );
MPI result = NULL;
int rc=0;
if( get_pubkey( pkc, sig->keyid ) ) {
if( get_pubkey( pkc, sig->keyid ) )
rc = G10ERR_NO_PUBKEY;
goto leave;
}
else
rc = do_check( pkc, sig, digest );
free_public_cert( pkc );
return rc;
}
static int
do_check( PKT_public_cert *pkc, PKT_signature *sig, MD_HANDLE digest )
{
MPI result = NULL;
int rc=0;
if( pkc->pubkey_algo == PUBKEY_ALGO_ELGAMAL ) {
ELG_public_key pkey;
@ -164,8 +177,6 @@ signature_check( PKT_signature *sig, MD_HANDLE digest )
leave:
if( pkc )
free_public_cert( pkc );
mpi_free( result );
return rc;
}
@ -217,7 +228,7 @@ check_key_signature( KBNODE root, KBNODE node, int *is_selfsig )
md = md_open( algo, 0 );
hash_public_cert( md, pkc );
md_write( md, uid->name, uid->len );
rc = signature_check( sig, md );
rc = do_check( pkc, sig, md );
md_close(md);
}
else {