1 files changed, 127 insertions, 0 deletions
diff --git a/src/context.c b/src/context.c
new file mode 100644
index 0000000..d87672b
--- /dev/null
+++ b/src/context.c
@@ -0,0 +1,127 @@
+/* context.c - Context specific interface.
+   Copyright (C) 2009 Free Software Foundation, Inc.
+
+   This file is part of Assuan.
+
+   Assuan 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.
+
+   Assuan 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, see <http://www.gnu.org/licenses/>.
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "assuan-defs.h"
+#include "debug.h"
+
+
+/* Set user-data in a context.  */
+void
+assuan_set_pointer (assuan_context_t ctx, void *pointer)
+{
+  if (ctx)
+    ctx->user_pointer = pointer;
+}
+
+
+/* Get user-data in a context.  */
+void *
+assuan_get_pointer (assuan_context_t ctx)
+{
+  if (! ctx)
+    return NULL;
+
+  return ctx->user_pointer;
+}
+
+
+/* For context CTX, set the flag FLAG to VALUE.  Values for flags
+   are usually 1 or 0 but certain flags might allow for other values;
+   see the description of the type assuan_flag_t for details.  */
+void
+assuan_set_flag (assuan_context_t ctx, assuan_flag_t flag, int value)
+{
+  if (!ctx)
+    return;
+
+  switch (flag)
+    {
+    case ASSUAN_NO_WAITPID:
+      ctx->flags.no_waitpid = value;
+      break;
+
+    case ASSUAN_CONFIDENTIAL:
+      ctx->flags.confidential = value;
+      break;
+    }
+}
+
+
+/* Return the VALUE of FLAG in context CTX.  */
+int
+assuan_get_flag (assuan_context_t ctx, assuan_flag_t flag)
+{
+  if (! ctx)
+    return 0;
+
+  switch (flag)
+    {
+    case ASSUAN_NO_WAITPID:
+      return ctx->flags.no_waitpid;
+    case ASSUAN_CONFIDENTIAL:
+      return ctx->flags.confidential;
+    }
+
+  return 0;
+}
+
+
+/* Same as assuan_set_flag (ctx, ASSUAN_NO_WAITPID, 1).  */
+void
+assuan_begin_confidential (assuan_context_t ctx)
+{
+  assuan_set_flag (ctx, ASSUAN_CONFIDENTIAL, 1);
+}
+
+
+/* Same as assuan_set_flag (ctx, ASSUAN_NO_WAITPID, 0).  */
+void
+assuan_end_confidential (assuan_context_t ctx)
+{
+  assuan_set_flag (ctx, ASSUAN_CONFIDENTIAL, 0);
+}
+
+
+/* Set the IO monitor function.  */
+void assuan_set_io_monitor (assuan_context_t ctx,
+			    assuan_io_monitor_t io_monitor, void *hook_data)
+{
+  if (ctx)
+    {
+      ctx->io_monitor = io_monitor;
+      ctx->io_monitor_data = hook_data;
+    }
+}
+
+
+/* Store the error in the context so that the error sending function
+  can take out a descriptive text.  Inside the assuan code, use the
+  macro set_error instead of this function. */
+gpg_error_t
+assuan_set_error (assuan_context_t ctx, gpg_error_t err, const char *text)
+{
+  ctx->err_no = err;
+  ctx->err_str = text;
+  return err;
+}