diff options
Diffstat (limited to 'glib/dbus-gvalue.c')
| -rw-r--r-- | glib/dbus-gvalue.c | 186 |
1 files changed, 138 insertions, 48 deletions
diff --git a/glib/dbus-gvalue.c b/glib/dbus-gvalue.c index 04e962fe..b44640ce 100644 --- a/glib/dbus-gvalue.c +++ b/glib/dbus-gvalue.c @@ -1,3 +1,26 @@ +/* -*- mode: C; c-file-style: "gnu" -*- */ +/* dbus-gvalue.c GValue to-from DBusMessageIter + * + * Copyright (C) 2004 Ximian, Inc. + * + * Licensed under the Academic Free License version 2.1 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program 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 General Public License for more details. + * + * 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 + * + */ + #include <dbus-gvalue.h> gboolean @@ -5,41 +28,43 @@ dbus_gvalue_demarshal (DBusMessageIter *iter, GValue *value) { gboolean can_convert = TRUE; + /* This is slightly evil, we don't use g_value_set_foo() functions */ +#define MAP_BASIC(d_t, g_t) \ + case DBUS_TYPE_##d_t: \ + g_value_init (value, G_TYPE_##g_t); \ + dbus_message_iter_get_basic (iter, &value->data[0]); \ + break + switch (dbus_message_iter_get_arg_type (iter)) { -#define MAP(d_t, d_get, g_t, g_set) \ - case DBUS_##d_t: \ - g_value_init (value, G_##g_t); \ - g_value_##g_set (value, dbus_message_iter_##d_get (iter)); \ - break - - MAP(TYPE_BYTE, get_byte, TYPE_UCHAR, set_uchar); - MAP(TYPE_BOOLEAN, get_boolean, TYPE_BOOLEAN , set_boolean); - MAP(TYPE_INT32, get_int32, TYPE_INT , set_int); - MAP(TYPE_UINT32, get_uint32, TYPE_UINT , set_uint); -#ifdef DBUS_HAVE_INT64 - MAP(TYPE_INT64, get_int64, TYPE_INT64 , set_int64); - MAP(TYPE_UINT64, get_uint64, TYPE_UINT64 , set_uint64); -#endif - MAP(TYPE_DOUBLE, get_double, TYPE_DOUBLE , set_double); + MAP_BASIC (BOOLEAN, BOOLEAN); + MAP_BASIC (BYTE, UCHAR); + MAP_BASIC (INT32, INT); + MAP_BASIC (UINT32, UINT); + MAP_BASIC (INT64, INT64); + MAP_BASIC (UINT64, UINT64); + MAP_BASIC (DOUBLE, DOUBLE); + case DBUS_TYPE_STRING: + case DBUS_TYPE_OBJECT_PATH: + case DBUS_TYPE_SIGNATURE: { - char *s; /* FIXME use a const string accessor */ + const char *s; g_value_init (value, G_TYPE_STRING); - s = dbus_message_iter_get_string (iter); + dbus_message_iter_get_basic (iter, &s); g_value_set_string (value, s); - g_free (s); } break; + + case DBUS_TYPE_STRUCT: + case DBUS_TYPE_ARRAY: + case DBUS_TYPE_VARIANT: default: - /* FIXME: we need to define custom boxed types for arrays - etc. so we can map them transparently / pleasantly */ can_convert = FALSE; - break; } -#undef MAP +#undef MAP_BASIC return can_convert; } @@ -54,59 +79,120 @@ dbus_gvalue_marshal (DBusMessageIter *iter, GValue *value) switch (value_type) { case G_TYPE_CHAR: - dbus_message_iter_append_byte (iter, - g_value_get_char (value)); + { + char b = g_value_get_char (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_BYTE, + &b)) + goto nomem; + } break; case G_TYPE_UCHAR: - dbus_message_iter_append_byte (iter, - g_value_get_uchar (value)); + { + unsigned char b = g_value_get_uchar (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_BYTE, + &b)) + goto nomem; + } break; case G_TYPE_BOOLEAN: - dbus_message_iter_append_boolean (iter, - g_value_get_boolean (value)); + { + unsigned char b = g_value_get_boolean (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_BOOLEAN, + &b)) + goto nomem; + } break; case G_TYPE_INT: - dbus_message_iter_append_int32 (iter, - g_value_get_int (value)); + { + dbus_int32_t v = g_value_get_int (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_INT32, + &v)) + goto nomem; + } break; case G_TYPE_UINT: - dbus_message_iter_append_uint32 (iter, - g_value_get_uint (value)); + { + dbus_uint32_t v = g_value_get_uint (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_UINT32, + &v)) + goto nomem; + } break; /* long gets cut to 32 bits so the remote API is consistent * on all architectures */ case G_TYPE_LONG: - dbus_message_iter_append_int32 (iter, - g_value_get_long (value)); + { + dbus_int32_t v = g_value_get_long (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_INT32, + &v)) + goto nomem; + } break; case G_TYPE_ULONG: - dbus_message_iter_append_uint32 (iter, - g_value_get_ulong (value)); + { + dbus_uint32_t v = g_value_get_ulong (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_UINT32, + &v)) + goto nomem; + } break; -#ifdef DBUS_HAVE_INT64 case G_TYPE_INT64: - dbus_message_iter_append_int64 (iter, - g_value_get_int64 (value)); + { + gint64 v = g_value_get_int64 (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_INT64, + &v)) + goto nomem; + } break; case G_TYPE_UINT64: - dbus_message_iter_append_uint64 (iter, - g_value_get_uint64 (value)); + { + guint64 v = g_value_get_uint64 (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_UINT64, + &v)) + goto nomem; + } break; -#endif case G_TYPE_FLOAT: - dbus_message_iter_append_double (iter, - g_value_get_float (value)); + { + double v = g_value_get_float (value); + + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_DOUBLE, + &v)) + goto nomem; + } break; case G_TYPE_DOUBLE: - dbus_message_iter_append_double (iter, - g_value_get_double (value)); + { + double v = g_value_get_double (value); + + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_DOUBLE, + &v)) + goto nomem; + } break; case G_TYPE_STRING: /* FIXME, the GValue string may not be valid UTF-8 */ - dbus_message_iter_append_string (iter, - g_value_get_string (value)); + { + const char *v = g_value_get_string (value); + if (!dbus_message_iter_append_basic (iter, + DBUS_TYPE_STRING, + &v)) + goto nomem; + } break; + default: /* FIXME: we need to define custom boxed types for arrays etc. so we can map them transparently / pleasantly */ @@ -115,5 +201,9 @@ dbus_gvalue_marshal (DBusMessageIter *iter, GValue *value) } return can_convert; + + nomem: + g_error ("no memory"); + return FALSE; } |