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-rw-r--r--g10/import.c61
1 files changed, 44 insertions, 17 deletions
diff --git a/g10/import.c b/g10/import.c
index 441dcca9d..e40141e94 100644
--- a/g10/import.c
+++ b/g10/import.c
@@ -59,14 +59,17 @@ struct stats_s {
static int import( IOBUF inp, const char* fname,struct stats_s *stats,
- unsigned char **fpr,size_t *fpr_len,unsigned int options );
+ unsigned char **fpr,size_t *fpr_len,unsigned int options,
+ import_filter filter, void *filter_arg );
static int read_block( IOBUF a, PACKET **pending_pkt, KBNODE *ret_root );
static void revocation_present(KBNODE keyblock);
static int import_one(const char *fname, KBNODE keyblock,struct stats_s *stats,
unsigned char **fpr,size_t *fpr_len,
- unsigned int options,int from_sk);
+ unsigned int options,int from_sk,
+ import_filter filter, void *filter_arg);
static int import_secret_one( const char *fname, KBNODE keyblock,
- struct stats_s *stats, unsigned int options);
+ struct stats_s *stats, unsigned int options,
+ import_filter filter, void *filter_arg);
static int import_revoke_cert( const char *fname, KBNODE node,
struct stats_s *stats);
static int chk_self_sigs( const char *fname, KBNODE keyblock,
@@ -163,7 +166,8 @@ import_release_stats_handle (void *p)
static int
import_keys_internal( IOBUF inp, char **fnames, int nnames,
void *stats_handle, unsigned char **fpr, size_t *fpr_len,
- unsigned int options )
+ unsigned int options,
+ import_filter filter, void *filter_arg)
{
int i, rc = 0;
struct stats_s *stats = stats_handle;
@@ -172,7 +176,8 @@ import_keys_internal( IOBUF inp, char **fnames, int nnames,
stats = import_new_stats_handle ();
if (inp) {
- rc = import( inp, "[stream]", stats, fpr, fpr_len, options);
+ rc = import (inp, "[stream]", stats, fpr, fpr_len, options,
+ filter, filter_arg);
}
else {
int once = (!fnames && !nnames);
@@ -192,7 +197,8 @@ import_keys_internal( IOBUF inp, char **fnames, int nnames,
log_error(_("can't open `%s': %s\n"), fname, strerror(errno) );
else
{
- rc = import( inp2, fname, stats, fpr, fpr_len, options );
+ rc = import (inp2, fname, stats, fpr, fpr_len, options,
+ NULL, NULL);
iobuf_close(inp2);
/* Must invalidate that ugly cache to actually close it. */
iobuf_ioctl (NULL, 2, 0, (char*)fname);
@@ -223,19 +229,23 @@ void
import_keys( char **fnames, int nnames,
void *stats_handle, unsigned int options )
{
- import_keys_internal(NULL,fnames,nnames,stats_handle,NULL,NULL,options);
+ import_keys_internal (NULL, fnames, nnames, stats_handle, NULL, NULL,
+ options, NULL, NULL);
}
int
import_keys_stream( IOBUF inp, void *stats_handle,
- unsigned char **fpr, size_t *fpr_len,unsigned int options )
+ unsigned char **fpr, size_t *fpr_len,unsigned int options,
+ import_filter filter, void *filter_arg )
{
- return import_keys_internal(inp,NULL,0,stats_handle,fpr,fpr_len,options);
+ return import_keys_internal (inp, NULL, 0, stats_handle, fpr, fpr_len,
+ options, filter, filter_arg);
}
static int
import( IOBUF inp, const char* fname,struct stats_s *stats,
- unsigned char **fpr,size_t *fpr_len,unsigned int options )
+ unsigned char **fpr,size_t *fpr_len,unsigned int options,
+ import_filter filter, void *filter_arg)
{
PACKET *pending_pkt = NULL;
KBNODE keyblock = NULL;
@@ -252,9 +262,11 @@ import( IOBUF inp, const char* fname,struct stats_s *stats,
while( !(rc = read_block( inp, &pending_pkt, &keyblock) )) {
if( keyblock->pkt->pkttype == PKT_PUBLIC_KEY )
- rc = import_one( fname, keyblock, stats, fpr, fpr_len, options, 0);
- else if( keyblock->pkt->pkttype == PKT_SECRET_KEY )
- rc = import_secret_one( fname, keyblock, stats, options );
+ rc = import_one (fname, keyblock, stats, fpr, fpr_len, options, 0,
+ filter, filter_arg);
+ else if( keyblock->pkt->pkttype == PKT_SECRET_KEY )
+ rc = import_secret_one (fname, keyblock, stats, options,
+ filter, filter_arg);
else if( keyblock->pkt->pkttype == PKT_SIGNATURE
&& keyblock->pkt->pkt.signature->sig_class == 0x20 )
rc = import_revoke_cert( fname, keyblock, stats );
@@ -738,7 +750,7 @@ check_prefs(KBNODE keyblock)
static int
import_one( const char *fname, KBNODE keyblock, struct stats_s *stats,
unsigned char **fpr,size_t *fpr_len,unsigned int options,
- int from_sk )
+ int from_sk, import_filter filter, void *filter_arg)
{
PKT_public_key *pk;
PKT_public_key *pk_orig;
@@ -778,6 +790,13 @@ import_one( const char *fname, KBNODE keyblock, struct stats_s *stats,
return 0;
}
+ if (filter && filter (pk, NULL, filter_arg))
+ {
+ log_error (_("key %s: %s\n"), keystr_from_pk(pk),
+ _("rejected by import filter"));
+ return 0;
+ }
+
if (opt.interactive) {
if(is_status_enabled())
print_import_check (pk, uidnode->pkt->pkt.user_id);
@@ -1146,7 +1165,8 @@ sec_to_pub_keyblock(KBNODE sec_keyblock)
*/
static int
import_secret_one( const char *fname, KBNODE keyblock,
- struct stats_s *stats, unsigned int options)
+ struct stats_s *stats, unsigned int options,
+ import_filter filter, void *filter_arg)
{
PKT_secret_key *sk;
KBNODE node, uidnode;
@@ -1162,6 +1182,12 @@ import_secret_one( const char *fname, KBNODE keyblock,
keyid_from_sk( sk, keyid );
uidnode = find_next_kbnode( keyblock, PKT_USER_ID );
+ if (filter && filter (NULL, sk, filter_arg)) {
+ log_error (_("secret key %s: %s\n"), keystr_from_sk(sk),
+ _("rejected by import filter"));
+ return 0;
+ }
+
if( opt.verbose )
{
log_info( "sec %4u%c/%s %s ",
@@ -1240,8 +1266,9 @@ import_secret_one( const char *fname, KBNODE keyblock,
KBNODE pub_keyblock=sec_to_pub_keyblock(keyblock);
if(pub_keyblock)
{
- import_one(fname,pub_keyblock,stats,
- NULL,NULL,opt.import_options,1);
+ import_one (fname, pub_keyblock, stats,
+ NULL, NULL, opt.import_options, 1,
+ NULL, NULL);
release_kbnode(pub_keyblock);
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-09-08 22:54:24 +0000