-/* -*- mode: C; c-file-style: "gnu" -*- */
+/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* dbus-print-message.h Utility function to print out a message
*
* Copyright (C) 2003 Philip Blundell <philb@gnu.org>
*
* You should have received a copy of the GNU 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
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
+
+#include <config.h>
#include "dbus-print-message.h"
-void
-print_message (DBusMessage *message)
+#include <stdlib.h>
+#include "config.h"
+
+static const char*
+type_to_name (int message_type)
{
- DBusMessageIter iter;
- const char *sender;
+ switch (message_type)
+ {
+ case DBUS_MESSAGE_TYPE_SIGNAL:
+ return "signal";
+ case DBUS_MESSAGE_TYPE_METHOD_CALL:
+ return "method call";
+ case DBUS_MESSAGE_TYPE_METHOD_RETURN:
+ return "method return";
+ case DBUS_MESSAGE_TYPE_ERROR:
+ return "error";
+ default:
+ return "(unknown message type)";
+ }
+}
- sender = dbus_message_get_sender (message);
-
- printf ("message name=%s; sender=%s\n",
- dbus_message_get_name (message),
- sender ? sender : "(no sender)");
-
- dbus_message_iter_init (message, &iter);
+#define INDENT 3
+
+static void
+indent (int depth)
+{
+ while (depth-- > 0)
+ printf (" "); /* INDENT spaces. */
+}
+
+static void
+print_hex (unsigned char *bytes, unsigned int len, int depth)
+{
+ int i, columns;
+
+ printf ("array of bytes [\n");
+
+ indent (depth + 1);
+
+ /* Each byte takes 3 cells (two hexits, and a space), except the last one. */
+ columns = (80 - ((depth + 1) * INDENT)) / 3;
+
+ if (columns < 8)
+ columns = 8;
+
+ i = 0;
+
+ while (i < len)
+ {
+ printf ("%02x", bytes[i]);
+ i++;
+
+ if (i != len)
+ {
+ if (i % columns == 0)
+ {
+ printf ("\n");
+ indent (depth + 1);
+ }
+ else
+ {
+ printf (" ");
+ }
+ }
+ }
+
+ printf ("\n");
+ indent (depth);
+ printf ("]\n");
+}
+
+#define DEFAULT_SIZE 100
+
+static void
+print_ay (DBusMessageIter *iter, int depth)
+{
+ /* Not using DBusString because it's not public API. It's 2009, and I'm
+ * manually growing a string chunk by chunk.
+ */
+ unsigned char *bytes = malloc (DEFAULT_SIZE + 1);
+ unsigned int len = 0;
+ unsigned int max = DEFAULT_SIZE;
+ dbus_bool_t all_ascii = TRUE;
+ int current_type;
+
+ while ((current_type = dbus_message_iter_get_arg_type (iter))
+ != DBUS_TYPE_INVALID)
+ {
+ unsigned char val;
+
+ dbus_message_iter_get_basic (iter, &val);
+ bytes[len] = val;
+ len++;
+
+ if (val < 32 || val > 126)
+ all_ascii = FALSE;
+ if (len == max)
+ {
+ max *= 2;
+ bytes = realloc (bytes, max + 1);
+ }
+
+ dbus_message_iter_next (iter);
+ }
+
+ if (all_ascii)
+ {
+ bytes[len] = '\0';
+ printf ("array of bytes \"%s\"\n", bytes);
+ }
+ else
+ {
+ print_hex (bytes, len, depth);
+ }
+
+ free (bytes);
+}
+
+static void
+print_iter (DBusMessageIter *iter, dbus_bool_t literal, int depth)
+{
do
{
- int type = dbus_message_iter_get_arg_type (&iter);
- char *str;
- dbus_uint32_t uint32;
- dbus_int32_t int32;
- double d;
- unsigned char byte;
- dbus_bool_t boolean;
+ int type = dbus_message_iter_get_arg_type (iter);
if (type == DBUS_TYPE_INVALID)
break;
+
+ indent(depth);
switch (type)
{
case DBUS_TYPE_STRING:
- str = dbus_message_iter_get_string (&iter);
- printf ("string:%s\n", str);
- break;
+ {
+ char *val;
+ dbus_message_iter_get_basic (iter, &val);
+ if (!literal)
+ printf ("string \"");
+ printf ("%s", val);
+ if (!literal)
+ printf ("\"\n");
+ break;
+ }
+
+ case DBUS_TYPE_SIGNATURE:
+ {
+ char *val;
+ dbus_message_iter_get_basic (iter, &val);
+ if (!literal)
+ printf ("signature \"");
+ printf ("%s", val);
+ if (!literal)
+ printf ("\"\n");
+ break;
+ }
+
+ case DBUS_TYPE_OBJECT_PATH:
+ {
+ char *val;
+ dbus_message_iter_get_basic (iter, &val);
+ if (!literal)
+ printf ("object path \"");
+ printf ("%s", val);
+ if (!literal)
+ printf ("\"\n");
+ break;
+ }
+
+ case DBUS_TYPE_INT16:
+ {
+ dbus_int16_t val;
+ dbus_message_iter_get_basic (iter, &val);
+ printf ("int16 %d\n", val);
+ break;
+ }
+
+ case DBUS_TYPE_UINT16:
+ {
+ dbus_uint16_t val;
+ dbus_message_iter_get_basic (iter, &val);
+ printf ("uint16 %u\n", val);
+ break;
+ }
case DBUS_TYPE_INT32:
- int32 = dbus_message_iter_get_int32 (&iter);
- printf ("int32:%d\n", int32);
- break;
+ {
+ dbus_int32_t val;
+ dbus_message_iter_get_basic (iter, &val);
+ printf ("int32 %d\n", val);
+ break;
+ }
case DBUS_TYPE_UINT32:
- uint32 = dbus_message_iter_get_uint32 (&iter);
- printf ("int32:%u\n", uint32);
- break;
+ {
+ dbus_uint32_t val;
+ dbus_message_iter_get_basic (iter, &val);
+ printf ("uint32 %u\n", val);
+ break;
+ }
+
+ case DBUS_TYPE_INT64:
+ {
+ dbus_int64_t val;
+ dbus_message_iter_get_basic (iter, &val);
+#ifdef DBUS_INT64_PRINTF_MODIFIER
+ printf ("int64 %" DBUS_INT64_PRINTF_MODIFIER "d\n", val);
+#else
+ printf ("int64 (omitted)\n");
+#endif
+ break;
+ }
+
+ case DBUS_TYPE_UINT64:
+ {
+ dbus_uint64_t val;
+ dbus_message_iter_get_basic (iter, &val);
+#ifdef DBUS_INT64_PRINTF_MODIFIER
+ printf ("uint64 %" DBUS_INT64_PRINTF_MODIFIER "u\n", val);
+#else
+ printf ("uint64 (omitted)\n");
+#endif
+ break;
+ }
case DBUS_TYPE_DOUBLE:
- d = dbus_message_iter_get_double (&iter);
- printf ("double:%f\n", d);
- break;
+ {
+ double val;
+ dbus_message_iter_get_basic (iter, &val);
+ printf ("double %g\n", val);
+ break;
+ }
case DBUS_TYPE_BYTE:
- byte = dbus_message_iter_get_byte (&iter);
- printf ("byte:%d\n", byte);
- break;
+ {
+ unsigned char val;
+ dbus_message_iter_get_basic (iter, &val);
+ printf ("byte %d\n", val);
+ break;
+ }
case DBUS_TYPE_BOOLEAN:
- boolean = dbus_message_iter_get_boolean (&iter);
- printf ("boolean:%s\n", boolean ? "true" : "false");
+ {
+ dbus_bool_t val;
+ dbus_message_iter_get_basic (iter, &val);
+ printf ("boolean %s\n", val ? "true" : "false");
+ break;
+ }
+
+ case DBUS_TYPE_VARIANT:
+ {
+ DBusMessageIter subiter;
+
+ dbus_message_iter_recurse (iter, &subiter);
+
+ printf ("variant ");
+ print_iter (&subiter, literal, depth+1);
+ break;
+ }
+ case DBUS_TYPE_ARRAY:
+ {
+ int current_type;
+ DBusMessageIter subiter;
+
+ dbus_message_iter_recurse (iter, &subiter);
+
+ current_type = dbus_message_iter_get_arg_type (&subiter);
+
+ if (current_type == DBUS_TYPE_BYTE)
+ {
+ print_ay (&subiter, depth);
+ break;
+ }
+
+ printf("array [\n");
+ while (current_type != DBUS_TYPE_INVALID)
+ {
+ print_iter (&subiter, literal, depth+1);
+
+ dbus_message_iter_next (&subiter);
+ current_type = dbus_message_iter_get_arg_type (&subiter);
+
+ if (current_type != DBUS_TYPE_INVALID)
+ printf (",");
+ }
+ indent(depth);
+ printf("]\n");
+ break;
+ }
+ case DBUS_TYPE_DICT_ENTRY:
+ {
+ DBusMessageIter subiter;
+
+ dbus_message_iter_recurse (iter, &subiter);
+
+ printf("dict entry(\n");
+ print_iter (&subiter, literal, depth+1);
+ dbus_message_iter_next (&subiter);
+ print_iter (&subiter, literal, depth+1);
+ indent(depth);
+ printf(")\n");
+ break;
+ }
+
+ case DBUS_TYPE_STRUCT:
+ {
+ int current_type;
+ DBusMessageIter subiter;
+
+ dbus_message_iter_recurse (iter, &subiter);
+
+ printf("struct {\n");
+ while ((current_type = dbus_message_iter_get_arg_type (&subiter)) != DBUS_TYPE_INVALID)
+ {
+ print_iter (&subiter, literal, depth+1);
+ dbus_message_iter_next (&subiter);
+ if (dbus_message_iter_get_arg_type (&subiter) != DBUS_TYPE_INVALID)
+ printf (",");
+ }
+ indent(depth);
+ printf("}\n");
+ break;
+ }
+
+ default:
+ printf (" (dbus-monitor too dumb to decipher arg type '%c')\n", type);
+ break;
+ }
+ } while (dbus_message_iter_next (iter));
+}
+
+void
+print_message (DBusMessage *message, dbus_bool_t literal)
+{
+ DBusMessageIter iter;
+ const char *sender;
+ const char *destination;
+ int message_type;
+
+ message_type = dbus_message_get_type (message);
+ sender = dbus_message_get_sender (message);
+ destination = dbus_message_get_destination (message);
+
+ if (!literal)
+ {
+ printf ("%s sender=%s -> dest=%s",
+ type_to_name (message_type),
+ sender ? sender : "(null sender)",
+ destination ? destination : "(null destination)");
+
+ switch (message_type)
+ {
+ case DBUS_MESSAGE_TYPE_METHOD_CALL:
+ case DBUS_MESSAGE_TYPE_SIGNAL:
+ printf (" serial=%u path=%s; interface=%s; member=%s\n",
+ dbus_message_get_serial (message),
+ dbus_message_get_path (message),
+ dbus_message_get_interface (message),
+ dbus_message_get_member (message));
+ break;
+
+ case DBUS_MESSAGE_TYPE_METHOD_RETURN:
+ printf (" reply_serial=%u\n",
+ dbus_message_get_reply_serial (message));
+ break;
+
+ case DBUS_MESSAGE_TYPE_ERROR:
+ printf (" error_name=%s reply_serial=%u\n",
+ dbus_message_get_error_name (message),
+ dbus_message_get_reply_serial (message));
break;
default:
- printf ("(unknown arg type %d)\n", type);
+ printf ("\n");
break;
}
- } while (dbus_message_iter_next (&iter));
+ }
+
+ dbus_message_iter_init (message, &iter);
+ print_iter (&iter, literal, 1);
+ fflush (stdout);
+
}