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Add support for certificates having the e-mail address stored in GPGME_ATTR_USERID instead of GPGME_ATTR_EMAIL.

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This commit is contained in:
Karl-Heinz Zimmer 2002-10-31 13:58:54 +00:00
parent 31183197a2
commit 29b7d7ad0b
1 changed files with 58 additions and 13 deletions
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71
gpgmeplug/gpgmeplug.c
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@ -451,20 +451,65 @@ bool warnNoCertificate()
}
bool isEmailInCertificate( const char* email, const char* certificate )
bool isEmailInCertificate( const char* email, const char* fingerprint )
{
/* PENDING(g10) this function should return true if the email
address passed as the first parameter is contained in the
certificate passed as the second parameter, and false
otherwise. This is used to alert the user if his own email
address is not contained in the certificate he uses for
signing.
Note that the parameter email can be anything that is allowed
in a From: line.
Another note: OK, OK, we'll handle that in the MUA. You can
assume that you only get the email address.
*/
return false; /* dummy*/
GpgmeCtx ctx;
GpgmeError err;
GpgmeKey rKey;
int UID_idx;
const char* attr_string;
int emailCount = 0;
bool bOk = false;
int fprLen = strlen( fingerprint );
fprintf( stderr, "gpgmeplug isEmailInCertificate looking for fingerprint %s\n", fingerprint );
gpgme_new( &ctx );
gpgme_set_protocol( ctx, GPGMEPLUG_PROTOCOL );
err = gpgme_op_keylist_start( ctx, fingerprint, 0 );
if ( GPGME_No_Error == err ) {
err = gpgme_op_keylist_next( ctx, &rKey );
gpgme_op_keylist_end( ctx );
if ( GPGME_No_Error == err ) {
/* extract email(s) */
for( UID_idx = 0;
(attr_string = gpgme_key_get_string_attr(
rKey, GPGME_ATTR_EMAIL, 0, UID_idx ) );
++UID_idx ){
if (attr_string && *attr_string) {
++emailCount;
fprintf( stderr, "gpgmeplug isEmailInCertificate found email: %s\n", attr_string );
if( 0 == strcasecmp(attr_string, email) ){
bOk = true;
break;
}else{
attr_string = gpgme_key_get_string_attr(
rKey, GPGME_ATTR_USERID, 0, UID_idx );
if (attr_string && *attr_string == '<'){
++attr_string;
if( 0 == strncasecmp(attr_string, email, fprLen) ){
bOk = true;
break;
}
}
}
}
}
if( !emailCount )
fprintf( stderr, "gpgmeplug isEmailInCertificate found NO EMAIL\n" );
else if( !bOk )
fprintf( stderr, "gpgmeplug isEmailInCertificate found NO MATCHING email\n" );
gpgme_key_release( rKey );
}else{
fprintf( stderr, "gpgmeplug isEmailInCertificate found NO CERTIFICATE for fingerprint %s\n", fingerprint );
}
}else{
fprintf( stderr, "gpgmeplug isEmailInCertificate could NOT open KEYLIST for fingerprint %s\n", fingerprint );
}
gpgme_release( ctx );
return bOk;
}