#include "MessageChannel.h"

using namespace Passenger;
using namespace oxt;
using namespace boost::this_thread;

extern "C" int
send_file_descriptor(int socket, int fd, char *error, unsigned int errorSize) {
	try {
		disable_syscall_interruption dsi;
		MessageChannel(socket).writeFileDescriptor(fd);
		return 1;
	} catch (SystemException &e) {
		strncpy(error, e.what(), errorSize - 1);
		error[errorSize - 1] = '\0';
		return 0;
	} catch (...) {
		strncpy(error, "Unknown exception occurred", errorSize - 1);
		error[errorSize - 1] = '\0';
		return 0;
	}
}

extern "C" int
read_file_descriptor(int socket, char *error, unsigned int errorSize) {
	try {
		disable_syscall_interruption dsi;
		return MessageChannel(socket).readFileDescriptor();
	} catch (IOException &e) {
		strncpy(error, e.what(), errorSize - 1);
		error[errorSize - 1] = '\0';
		return -1;
	} catch (SystemException &e) {
		strncpy(error, e.what(), errorSize - 1);
		error[errorSize - 1] = '\0';
		return -1;
	} catch (...) {
		strncpy(error, "Unknown exception occurred", errorSize - 1);
		error[errorSize - 1] = '\0';
		return -1;
	}
}

extern "C" int
get_errno() {
	return errno;
}