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DBus made bus and signal paths unique

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GamesTrap 2023-04-12 00:02:35 +02:00
parent 1824da004f
commit 59514c4bb5
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GPG Key ID: 31DFD452434ECDA3
2 changed files with 97 additions and 47 deletions
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138
src/posix_dbus.c
View File

@ -33,6 +33,7 @@
#include <string.h>
#include <limits.h>
#include <unistd.h>
#include <stdio.h>
void _glfwInitDBusPOSIX(void)
{
@ -107,11 +108,32 @@ void _glfwInitDBusPOSIX(void)
dbus_connection_unref(_glfw.dbus.connection);
_glfw.dbus.connection = NULL;
return;
}
else
{
//Request name
const int res = dbus_bus_request_name(_glfw.dbus.connection, "org.glfw", DBUS_NAME_FLAG_REPLACE_EXISTING, &_glfw.dbus.error);
_glfwCacheExecutableNameDBusPOSIX();
if(!_glfw.dbus.executableName)
return;
//"org.glfw.<exe_name>_<pid>"
char* busName = _glfw_calloc(21 + strlen(_glfw.dbus.executableName), sizeof(char));
if(!busName)
{
_glfwInputError(GLFW_OUT_OF_MEMORY, "Failed to allocate memory for bus name");
return;
}
memset(busName, '\0', (21 + strlen(_glfw.dbus.executableName)) * sizeof(char));
const pid_t pid = getpid();
sprintf(busName, "org.glfw.%s_%d", _glfw.dbus.executableName, pid);
printf("The object path is: %s\n", busName);
const int res = dbus_bus_request_name(_glfw.dbus.connection, busName, DBUS_NAME_FLAG_REPLACE_EXISTING, &_glfw.dbus.error);
_glfw_free(busName);
//Check for errors
if(dbus_error_is_set(&_glfw.dbus.error) || res != DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER)
@ -121,18 +143,43 @@ void _glfwInitDBusPOSIX(void)
_glfwInputError(GLFW_PLATFORM_ERROR, "Failed to request DBus name");
dbus_connection_unref(_glfw.dbus.connection);
_glfw.dbus.connection = NULL;
dbus_connection_unref(_glfw.dbus.connection);
_glfw.dbus.connection = NULL;
}
}
_glfwCacheDesktopFilePathPOSIX();
_glfwCacheDesktopFilePathDBusPOSIX();
_glfwCacheSignalNameDBusPOSIX();
}
void _glfwCacheDesktopFilePathPOSIX(void)
void _glfwCacheSignalNameDBusPOSIX(void)
{
if(!_glfw.dbus.executableName)
return;
//"/org/glfw/<exe_name>_<pid>"
char* signalName = _glfw_calloc(22 + strlen(_glfw.dbus.executableName), sizeof(char));
if(!signalName)
{
_glfwInputError(GLFW_OUT_OF_MEMORY, "Failed to allocate memory for signal name");
return;
}
memset(signalName, '\0', (22 + strlen(_glfw.dbus.executableName)) * sizeof(char));
const pid_t pid = getpid();
if(sprintf(signalName, "/org/glfw/%s_%d", _glfw.dbus.executableName, pid) < 0)
{
_glfwInputError(GLFW_PLATFORM, "Failed to create signal name");
_glfw_free(signalName);
return;
}
_glfw.dbus.signalName = signalName;
}
void _glfwCacheExecutableNameDBusPOSIX(void)
{
//Cache path of .desktop file
//Get name of the running executable
char exeName[PATH_MAX];
memset(exeName, 0, sizeof(char) * PATH_MAX);
if(readlink("/proc/self/exe", exeName, PATH_MAX) == -1)
@ -149,26 +196,52 @@ void _glfwCacheDesktopFilePathPOSIX(void)
}
unsigned int exeNameLength = (exeNameEnd - lastFound) - 1;
char* exeNameFinal = _glfw_calloc(exeNameLength + 1, sizeof(char));
if(!exeNameFinal)
{
_glfwInputError(GLFW_OUT_OF_MEMORY, "Failed to allocate memory for executable name");
return;
}
memset(exeNameFinal, 0, sizeof(char) * (exeNameLength + 1));
memcpy(exeNameFinal, lastFound + 1, exeNameLength);
_glfw.dbus.executableName = exeNameFinal;
}
void _glfwCacheDesktopFilePathDBusPOSIX(void)
{
if(!_glfw.dbus.executableName)
return;
//Cache path of .desktop file
//Create our final desktop file uri
unsigned int desktopFileLength = strlen("application://") + exeNameLength + strlen(".desktop") + 1;
//"application://<exe_name>.desktop"
unsigned int desktopFileLength = strlen("application://") + strlen(_glfw.dbus.executableName) + strlen(".desktop") + 1;
_glfw.dbus.desktopFilePath = _glfw_calloc(desktopFileLength, sizeof(char));
if(!_glfw.dbus.desktopFilePath)
{
_glfwInputError(GLFW_OUT_OF_MEMORY, "Failed to allocate memory for .desktop file path");
return;
}
else
{
memset(_glfw.dbus.desktopFilePath, 0, sizeof(char) * desktopFileLength);
strcpy(_glfw.dbus.desktopFilePath, "application://");
memcpy(_glfw.dbus.desktopFilePath + strlen("application://"), lastFound + 1, exeNameLength);
strcpy(_glfw.dbus.desktopFilePath + strlen("application://") + (exeNameLength), ".desktop");
_glfw.dbus.desktopFilePath[desktopFileLength - 1] = '\0';
}
memset(_glfw.dbus.desktopFilePath, 0, sizeof(char) * desktopFileLength);
strcpy(_glfw.dbus.desktopFilePath, "application://");
memcpy(_glfw.dbus.desktopFilePath + strlen("application://"), _glfw.dbus.executableName, strlen(_glfw.dbus.executableName));
strcpy(_glfw.dbus.desktopFilePath + strlen("application://") + strlen(_glfw.dbus.executableName), ".desktop");
_glfw.dbus.desktopFilePath[desktopFileLength - 1] = '\0';
}
void _glfwTerminateDBusPOSIX(void)
{
if(_glfw.dbus.signalName)
_glfw_free(_glfw.dbus.signalName);
if(_glfw.dbus.executableName)
_glfw_free(_glfw.dbus.executableName);
if(_glfw.dbus.desktopFilePath)
_glfw_free(_glfw.dbus.desktopFilePath);
@ -187,7 +260,7 @@ void _glfwTerminateDBusPOSIX(void)
void _glfwUpdateTaskbarProgressDBusPOSIX(dbus_bool_t progressVisible, double progressValue)
{
if(!_glfw.dbus.handle || !_glfw.dbus.connection || !_glfw.dbus.desktopFilePath)
if(!_glfw.dbus.handle || !_glfw.dbus.connection || !_glfw.dbus.desktopFilePath || !_glfw.dbus.signalName)
return;
//Signal signature:
@ -196,33 +269,7 @@ void _glfwUpdateTaskbarProgressDBusPOSIX(dbus_bool_t progressVisible, double pro
struct DBusMessageIter args;
memset(&args, 0, sizeof(args));
//Get name of the running executable
char exeName[PATH_MAX];
memset(exeName, 0, sizeof(char) * PATH_MAX);
if(readlink("/proc/self/exe", exeName, PATH_MAX) == -1)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Failed to get name of the running executable");
return;
}
char* exeNameEnd = strchr(exeName, '\0');
char* lastFound = strrchr(exeName, '/');
if(!lastFound || !exeNameEnd)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Failed to get name of the running executable");
return;
}
unsigned int exeNameLength = (exeNameEnd - lastFound) - 1;
//Create our final desktop file uri
unsigned int desktopFileLength = strlen("application://") + exeNameLength + strlen(".desktop") + 1;
char desktopFile[desktopFileLength];
memset(desktopFile, 0, sizeof(char) * desktopFileLength);
strcpy(desktopFile, "application://");
memcpy(desktopFile + strlen("application://"), lastFound + 1, exeNameLength);
strcpy(desktopFile + strlen("application://") + (exeNameLength), ".desktop");
desktopFile[desktopFileLength - 1] = '\0';
DBusMessage* msg = dbus_message_new_signal("/org/glfw", "com.canonical.Unity.LauncherEntry", "Update");
DBusMessage* msg = dbus_message_new_signal(_glfw.dbus.signalName, "com.canonical.Unity.LauncherEntry", "Update");
if(!msg)
{
_glfwInputError(GLFW_PLATFORM_ERROR, "Failed to create new DBus message");
@ -232,8 +279,7 @@ void _glfwUpdateTaskbarProgressDBusPOSIX(dbus_bool_t progressVisible, double pro
dbus_message_iter_init_append(msg, &args);
//Setup app_uri parameter
const char* desktopFileStr = desktopFile;
dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &desktopFileStr);
dbus_message_iter_append_basic(&args, DBUS_TYPE_STRING, &_glfw.dbus.desktopFilePath);
//Set properties parameter
struct DBusMessageIter sub1, sub2, sub3;

6
src/posix_dbus.h
View File

@ -126,9 +126,13 @@ typedef struct _GLFWDBusPOSIX
struct DBusError error;
char* desktopFilePath;
char* executableName;
char* signalName;
} _GLFWDBusPOSIX;
void _glfwInitDBusPOSIX(void);
void _glfwCacheDesktopFilePathPOSIX(void);
void _glfwCacheSignalNameDBusPOSIX(void);
void _glfwCacheExecutableNameDBusPOSIX(void);
void _glfwCacheDesktopFilePathDBusPOSIX(void);
void _glfwTerminateDBusPOSIX(void);
void _glfwUpdateTaskbarProgressDBusPOSIX(dbus_bool_t progressVisible, double progressValue);