Imported Upstream version 1.3.2upstream/1.3.2

1 files changed, 131 insertions, 0 deletions

diff --git a/src/delete.c b/src/delete.c
new file mode 100644
index 0000000..1a501d8
--- /dev/null
+++ b/src/delete.c
@@ -0,0 +1,131 @@
+/* delete.c - Delete a key.
+   Copyright (C) 2001, 2002, 2003, 2004 g10 Code GmbH
+
+   This file is part of GPGME.
+ 
+   GPGME is free software; you can redistribute it and/or modify it
+   under the terms of the GNU Lesser General Public License as
+   published by the Free Software Foundation; either version 2.1 of
+   the License, or (at your option) any later version.
+   
+   GPGME is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+   
+   You should have received a copy of the GNU Lesser General Public
+   License along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+   02111-1307, USA.  */
+
+#if HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <stdlib.h>
+#include <errno.h>
+
+#include "debug.h"
+#include "gpgme.h"
+#include "context.h"
+#include "ops.h"
+
+
+static gpgme_error_t
+delete_status_handler (void *priv, gpgme_status_code_t code, char *args)
+{
+  if (code == GPGME_STATUS_DELETE_PROBLEM)
+    {
+      enum delete_problem
+	{
+	  DELETE_No_Problem = 0,
+	  DELETE_No_Such_Key = 1,
+	  DELETE_Must_Delete_Secret_Key = 2,
+	  DELETE_Ambiguous_Specification = 3
+	};
+      long problem;
+      char *tail;
+
+      gpg_err_set_errno (0);
+      problem = strtol (args, &tail, 0);
+      if (errno || (*tail && *tail != ' '))
+	return gpg_error (GPG_ERR_INV_ENGINE);
+
+      switch (problem)
+	{
+	case DELETE_No_Problem:
+	  break;
+
+	case DELETE_No_Such_Key:
+	  return gpg_error (GPG_ERR_NO_PUBKEY);
+
+	case DELETE_Must_Delete_Secret_Key:
+	  return gpg_error (GPG_ERR_CONFLICT);
+
+	case DELETE_Ambiguous_Specification:
+	  return gpg_error (GPG_ERR_AMBIGUOUS_NAME);
+
+	default:
+	  return gpg_error (GPG_ERR_GENERAL);
+	}
+    }
+  return 0;
+}
+
+
+static gpgme_error_t
+delete_start (gpgme_ctx_t ctx, int synchronous, const gpgme_key_t key,
+	      int allow_secret)
+{
+  gpgme_error_t err;
+
+  err = _gpgme_op_reset (ctx, synchronous);
+  if (err)
+    return err;
+
+  _gpgme_engine_set_status_handler (ctx->engine, delete_status_handler, ctx);
+
+  return _gpgme_engine_op_delete (ctx->engine, key, allow_secret);
+}
+
+
+/* Delete KEY from the keyring.  If ALLOW_SECRET is non-zero, secret
+   keys are also deleted.  */
+gpgme_error_t
+gpgme_op_delete_start (gpgme_ctx_t ctx, const gpgme_key_t key,
+		       int allow_secret)
+{
+  gpgme_error_t err;
+
+  TRACE_BEG3 (DEBUG_CTX, "gpgme_op_delete", ctx,
+	      "key=%p (%s), allow_secret=%i", key,
+	      (key->subkeys && key->subkeys->fpr) ? 
+	      key->subkeys->fpr : "invalid", allow_secret);
+
+  if (!ctx)
+    return TRACE_ERR (gpg_error (GPG_ERR_INV_VALUE));
+  
+  err = delete_start (ctx, 0, key, allow_secret);
+  return TRACE_ERR (err);
+}
+
+
+/* Delete KEY from the keyring.  If ALLOW_SECRET is non-zero, secret
+   keys are also deleted.  */
+gpgme_error_t
+gpgme_op_delete (gpgme_ctx_t ctx, const gpgme_key_t key, int allow_secret)
+{
+  gpgme_error_t err;
+
+  TRACE_BEG3 (DEBUG_CTX, "gpgme_op_delete", ctx,
+	      "key=%p (%s), allow_secret=%i", key,
+	      (key->subkeys && key->subkeys->fpr) ? 
+	      key->subkeys->fpr : "invalid", allow_secret);
+
+  if (!ctx)
+    return TRACE_ERR (gpg_error (GPG_ERR_INV_VALUE));
+  
+  err = delete_start (ctx, 1, key, allow_secret);
+  if (!err)
+    err = _gpgme_wait_one (ctx);
+  return err;
+}