diff options
Diffstat (limited to 'colord.c')
| -rw-r--r-- | colord.c | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/colord.c b/colord.c new file mode 100644 index 0000000..260b8c7 --- /dev/null +++ b/colord.c @@ -0,0 +1,263 @@ +/* colord.c + * + * Copyright (C) 2011 Richard Hughes <richard@hughsie.com> + * + * This file is part of foomatic-rip. + * + * Foomatic-rip 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. + * + * Foomatic-rip 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 Lesser General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/* Common routines for accessing the colord CMS framework */ + +#include <dbus/dbus.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/types.h> + +#include "colord.h" + +#define QUAL_COLORSPACE 0 +#define QUAL_MEDIA 1 +#define QUAL_RESOLUTION 2 +#define QUAL_SIZE 3 + +static char * +get_filename_for_profile_path (DBusConnection *con, + const char *object_path) +{ + char *filename = NULL; + const char *interface = "org.freedesktop.ColorManager.Profile"; + const char *property = "Filename"; + const char *tmp; + DBusError error; + DBusMessageIter args; + DBusMessage *message = NULL; + DBusMessage *reply = NULL; + DBusMessageIter sub; + + message = dbus_message_new_method_call("org.freedesktop.ColorManager", + object_path, + "org.freedesktop.DBus.Properties", + "Get"); + + dbus_message_iter_init_append(message, &args); + dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &interface); + dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &property); + + /* send syncronous */ + dbus_error_init(&error); + fprintf(stderr, "DEBUG: Calling %s.Get(%s)\n", interface, property); + reply = dbus_connection_send_with_reply_and_block(con, + message, + -1, + &error); + if (reply == NULL) { + fprintf(stderr, "DEBUG: Failed to send: %s:%s\n", + error.name, error.message); + dbus_error_free(&error); + goto out; + } + + /* get reply data */ + dbus_message_iter_init(reply, &args); + if (dbus_message_iter_get_arg_type(&args) != DBUS_TYPE_VARIANT) { + fprintf(stderr, "DEBUG: Incorrect reply type\n"); + goto out; + } + + dbus_message_iter_recurse(&args, &sub); + dbus_message_iter_get_basic(&sub, &tmp); + filename = strdup(tmp); +out: + if (message != NULL) + dbus_message_unref(message); + if (reply != NULL) + dbus_message_unref(reply); + return filename; +} + +static char * +get_profile_for_device_path (DBusConnection *con, + const char *object_path, + const char **split) +{ + char **key = NULL; + char *profile = NULL; + char str[256]; + const char *tmp; + DBusError error; + DBusMessageIter args; + DBusMessageIter entry; + DBusMessage *message = NULL; + DBusMessage *reply = NULL; + int i = 0; + const int max_keys = 7; + + message = dbus_message_new_method_call("org.freedesktop.ColorManager", + object_path, + "org.freedesktop.ColorManager.Device", + "GetProfileForQualifiers"); + dbus_message_iter_init_append(message, &args); + + /* create the fallbacks */ + key = calloc(max_keys + 1, sizeof(char*)); + + /* exact match */ + i = 0; + snprintf(str, sizeof(str), "%s.%s.%s", + split[QUAL_COLORSPACE], + split[QUAL_MEDIA], + split[QUAL_RESOLUTION]); + key[i++] = strdup(str); + snprintf(str, sizeof(str), "%s.%s.*", + split[QUAL_COLORSPACE], + split[QUAL_MEDIA]); + key[i++] = strdup(str); + snprintf(str, sizeof(str), "%s.*.%s", + split[QUAL_COLORSPACE], + split[QUAL_RESOLUTION]); + key[i++] = strdup(str); + snprintf(str, sizeof(str), "%s.*.*", + split[QUAL_COLORSPACE]); + key[i++] = strdup(str); + key[i++] = strdup("*"); + dbus_message_iter_open_container(&args, + DBUS_TYPE_ARRAY, + "s", + &entry); + for (i=0; key[i] != NULL; i++) { + dbus_message_iter_append_basic(&entry, + DBUS_TYPE_STRING, + &key[i]); + } + dbus_message_iter_close_container(&args, &entry); + + /* send syncronous */ + dbus_error_init(&error); + fprintf(stderr, "DEBUG: Calling GetProfileForQualifiers(%s...)\n", key[0]); + reply = dbus_connection_send_with_reply_and_block(con, + message, + -1, + &error); + if (reply == NULL) { + fprintf(stderr, "DEBUG: Failed to send: %s:%s\n", + error.name, error.message); + dbus_error_free(&error); + goto out; + } + + /* get reply data */ + dbus_message_iter_init(reply, &args); + if (dbus_message_iter_get_arg_type(&args) != DBUS_TYPE_OBJECT_PATH) { + fprintf(stderr, "DEBUG: Incorrect reply type\n"); + goto out; + } + dbus_message_iter_get_basic(&args, &tmp); + fprintf(stderr, "DEBUG: Found profile %s\n", tmp); + + /* get filename */ + profile = get_filename_for_profile_path(con, tmp); + +out: + if (message != NULL) + dbus_message_unref(message); + if (reply != NULL) + dbus_message_unref(reply); + if (key != NULL) { + for (i=0; i < max_keys; i++) + free(key[i]); + free(key); + } + return profile; +} + +static char * +get_profile_for_device_id (DBusConnection *con, + const char *device_id, + const char **qualifier_tuple) +{ + char *profile = NULL; + const char *device_path_tmp; + DBusError error; + DBusMessageIter args; + DBusMessage *message = NULL; + DBusMessage *reply = NULL; + + message = dbus_message_new_method_call("org.freedesktop.ColorManager", + "/org/freedesktop/ColorManager", + "org.freedesktop.ColorManager", + "FindDeviceById"); + dbus_message_iter_init_append(message, &args); + dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &device_id); + + /* send syncronous */ + dbus_error_init(&error); + fprintf(stderr, "DEBUG: Calling FindDeviceById(%s)\n", device_id); + reply = dbus_connection_send_with_reply_and_block(con, + message, + -1, + &error); + if (reply == NULL) { + fprintf(stderr, "DEBUG: Failed to send: %s:%s\n", + error.name, error.message); + dbus_error_free(&error); + goto out; + } + + /* get reply data */ + dbus_message_iter_init(reply, &args); + if (dbus_message_iter_get_arg_type(&args) != DBUS_TYPE_OBJECT_PATH) { + fprintf(stderr, "DEBUG: Incorrect reply type\n"); + goto out; + } + dbus_message_iter_get_basic(&args, &device_path_tmp); + fprintf(stderr, "DEBUG: Found device %s\n", device_path_tmp); + profile = get_profile_for_device_path(con, device_path_tmp, qualifier_tuple); +out: + if (message != NULL) + dbus_message_unref(message); + if (reply != NULL) + dbus_message_unref(reply); + return profile; +} + +char * +colord_get_profile_for_device_id (const char *device_id, + const char **qualifier_tuple) +{ + DBusConnection *con; + char *filename = NULL; + + /* connect to system bus */ + con = dbus_bus_get(DBUS_BUS_SYSTEM, NULL); + if (con == NULL) { + fprintf(stderr, "ERROR: Failed to connect to system bus\n"); + goto out; + } + + /* get the best profile for the device */ + filename = get_profile_for_device_id (con, device_id, qualifier_tuple); + if (filename == NULL) { + fprintf(stderr, "DEBUG: Failed to get profile filename!\n"); + goto out; + } + fprintf(stderr, "DEBUG: Use profile filename: '%s'\n", filename); +out: + if (con != NULL) + dbus_connection_unref(con); + return filename; +} |