blob: 97d5f05ce874264eed422d446b9b0220d4e9f9f2 [file] [log] [blame]
/* Copyright (C) 2010 The Android Open Source Project
**
** This software is licensed under the terms of the GNU General Public
** License version 2, as published by the Free Software Foundation, and
** may be copied, distributed, and modified under those terms.
**
** 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.
*/
/*
* Contains implementation of routines and that are used in the course
* of the emulator's core initialization.
*/
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include "qemu-common.h"
#include "sockets.h"
#include "android/android.h"
#include "android/core-init-utils.h"
#include "android/utils/bufprint.h"
extern char* android_op_ui_port;
/* Sends core initialization status message back to the UI that started this
* core process.
* Param:
* msg - Message to send. On success, message must begin with "ok:", followed
* by "port=<console port number>". On initialization failure, message must
* begin with "ko:", followed by a string describing the reason of failure.
*/
static void
android_core_send_init_response(const char* msg)
{
int fd;
int ui_port;
if (android_op_ui_port == NULL) {
// No socket - no reply.
return;
}
ui_port = atoi(android_op_ui_port);
if (ui_port >= 0) {
// At this point UI always starts the core on the same workstation.
fd = socket_loopback_client(ui_port, SOCKET_STREAM);
if (fd == -1) {
fprintf(stderr, "Unable to create UI socket client for port %s: %s\n",
android_op_ui_port, errno_str);
return;
}
socket_send(fd, msg, strlen(msg) + 1);
socket_close(fd);
} else {
fprintf(stderr, "Invalid -ui-port parameter: %s\n", android_op_ui_port);
}
}
void
android_core_init_completed(void)
{
char msg[32];
snprintf(msg, sizeof(msg), "ok:port=%d", android_base_port);
android_core_send_init_response(msg);
}
void
android_core_init_failure(const char* fmt, ...)
{
va_list args;
char msg[4096];
// Format "ko" message to send back to the UI.
snprintf(msg, sizeof(msg), "ko:");
va_start(args, fmt);
vbufprint(msg + strlen(msg), msg + sizeof(msg), fmt, args);
va_end(args);
// Send message back to the UI, print it to the error stdout, and exit the
// process.
android_core_send_init_response(msg);
fprintf(stderr, "%s\n", msg);
exit(1);
}
void
android_core_init_exit(int exit_status)
{
char msg[32];
// Build "ok" message with the exit status, and send it back to the UI.
snprintf(msg, sizeof(msg), "ok:status=%d", exit_status);
android_core_send_init_response(msg);
exit(exit_status);
}