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kbx: Add new command DELETE.

Browse source 
* kbx/kbxserver.c (cmd_delete): New.
* kbx/frontend.c (kbxd_delete): New.
* kbx/backend-kbx.c (be_kbx_delete): New.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2019-11-28 11:19:33 +01:00
parent 915297705a
commit 490e0cd0ba
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
5 changed files with 138 additions and 0 deletions
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64
kbx/frontend.c
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@ -469,3 +469,67 @@ kbxd_store (ctrl_t ctrl, const void *blob, size_t bloblen,
log_clock ("%s: leave", __func__);
return err;
}
/* Delete; remove the blob identified by UBID. */
gpg_error_t
kbxd_delete (ctrl_t ctrl, const unsigned char *ubid)
{
gpg_error_t err;
db_request_t request;
unsigned int dbidx;
db_desc_t db;
if (DBG_CLOCK)
log_clock ("%s: enter", __func__);
take_read_write_lock (ctrl);
/* Allocate a handle object if none exists for this context. */
if (!ctrl->opgp_req)
{
ctrl->opgp_req = xtrycalloc (1, sizeof *ctrl->opgp_req);
if (!ctrl->opgp_req)
{
err = gpg_error_from_syserror ();
goto leave;
}
}
request = ctrl->opgp_req;
/* FIXME: We force the use of the KBX backend. */
for (dbidx=0; dbidx < no_of_databases; dbidx++)
if (databases[dbidx].db_type == DB_TYPE_KBX)
break;
if (!(dbidx < no_of_databases))
{
err = gpg_error (GPG_ERR_NOT_INITIALIZED);
goto leave;
}
db = databases + dbidx;
err = be_kbx_seek (ctrl, db->backend_handle, request, ubid);
if (!err)
; /* Found - we can delete. */
else if (gpg_err_code (err) == GPG_ERR_EOF)
{
err = gpg_error (GPG_ERR_NOT_FOUND);
goto leave;
}
else
{
log_debug ("%s: searching primary fingerprint failed: %s\n",
__func__, gpg_strerror (err));
goto leave;
}
err = be_kbx_delete (ctrl, db->backend_handle, request);
leave:
release_lock (ctrl);
if (DBG_CLOCK)
log_clock ("%s: leave", __func__);
return err;
}