|
|
|
#include "loader_x11.h"
|
|
|
|
#include "real_dlsym.h"
|
|
|
|
|
|
|
|
libx11_loader::libx11_loader() : loaded_(false) {
|
|
|
|
}
|
|
|
|
|
|
|
|
libx11_loader::~libx11_loader() {
|
|
|
|
CleanUp(loaded_);
|
|
|
|
}
|
|
|
|
|
|
|
|
bool libx11_loader::Load(const std::string& library_name) {
|
|
|
|
if (loaded_) {
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
library_ = real_dlopen(library_name.c_str(), RTLD_LAZY);
|
|
|
|
if (!library_)
|
|
|
|
return false;
|
|
|
|
|
|
|
|
|
|
|
|
XOpenDisplay =
|
|
|
|
reinterpret_cast<decltype(this->XOpenDisplay)>(
|
|
|
|
dlsym(library_, "XOpenDisplay"));
|
|
|
|
if (!XOpenDisplay) {
|
|
|
|
CleanUp(true);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
XCloseDisplay =
|
|
|
|
reinterpret_cast<decltype(this->XCloseDisplay)>(
|
|
|
|
dlsym(library_, "XCloseDisplay"));
|
|
|
|
if (!XCloseDisplay) {
|
|
|
|
CleanUp(true);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
XQueryKeymap =
|
|
|
|
reinterpret_cast<decltype(this->XQueryKeymap)>(
|
|
|
|
dlsym(library_, "XQueryKeymap"));
|
|
|
|
if (!XQueryKeymap) {
|
|
|
|
CleanUp(true);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
XKeysymToKeycode =
|
|
|
|
reinterpret_cast<decltype(this->XKeysymToKeycode)>(
|
|
|
|
dlsym(library_, "XKeysymToKeycode"));
|
|
|
|
if (!XKeysymToKeycode) {
|
|
|
|
CleanUp(true);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
XStringToKeysym =
|
|
|
|
reinterpret_cast<decltype(this->XStringToKeysym)>(
|
|
|
|
dlsym(library_, "XStringToKeysym"));
|
|
|
|
if (!XStringToKeysym) {
|
|
|
|
CleanUp(true);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
XGetGeometry =
|
|
|
|
reinterpret_cast<decltype(this->XGetGeometry)>(
|
|
|
|
dlsym(library_, "XGetGeometry"));
|
|
|
|
if (!XGetGeometry) {
|
|
|
|
CleanUp(true);
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
loaded_ = true;
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
void libx11_loader::CleanUp(bool unload) {
|
|
|
|
if (unload) {
|
|
|
|
dlclose(library_);
|
|
|
|
library_ = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
loaded_ = false;
|
|
|
|
XOpenDisplay = NULL;
|
|
|
|
XCloseDisplay = NULL;
|
|
|
|
XQueryKeymap = NULL;
|
|
|
|
XKeysymToKeycode = NULL;
|
|
|
|
XStringToKeysym = NULL;
|
|
|
|
XGetGeometry = NULL;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
std::shared_ptr<libx11_loader> g_x11(new libx11_loader("libX11.so.6"));
|