#define ANDROID_INCLUDE_HARDWARE_QEMUD_H
#include <cutils/sockets.h>
+#include "qemu_pipe.h"
/* the following is helper code that is used by the QEMU-specific
* hardware HAL modules to communicate with the emulator program
- * through the 'qemud' multiplexing daemon.
+ * through the 'qemud' multiplexing daemon, or through the qemud
+ * pipe.
*
* see the documentation comments for details in
* development/emulator/qemud/qemud.c
int fd;
int namelen = strlen(name);
char answer[2];
+ char pipe_name[256];
- /* connect to qemud control socket */
- fd = socket_local_client( "qemud",
- ANDROID_SOCKET_NAMESPACE_RESERVED,
- SOCK_STREAM );
+ /* First, try to connect to the pipe. */
+ snprintf(pipe_name, sizeof(pipe_name), "qemud:%s", name);
+ fd = qemu_pipe_open(pipe_name);
if (fd < 0) {
- D("no qemud control socket: %s", strerror(errno));
- return -1;
- }
-
- /* send service name to connect */
- if (qemud_fd_write(fd, name, namelen) != namelen) {
- D("can't send service name to qemud: %s",
- strerror(errno));
- close(fd);
- return -1;
- }
-
- /* read answer from daemon */
- if (qemud_fd_read(fd, answer, 2) != 2 ||
- answer[0] != 'O' || answer[1] != 'K') {
- D("cant' connect to %s service through qemud", name);
- close(fd);
- return -1;
+ D("QEMUD pipe is not available for %s: %s", name, strerror(errno));
+ /* If pipe is not available, connect to qemud control socket */
+ fd = socket_local_client( "qemud",
+ ANDROID_SOCKET_NAMESPACE_RESERVED,
+ SOCK_STREAM );
+ if (fd < 0) {
+ D("no qemud control socket: %s", strerror(errno));
+ return -1;
+ }
+
+ /* send service name to connect */
+ if (qemud_fd_write(fd, name, namelen) != namelen) {
+ D("can't send service name to qemud: %s",
+ strerror(errno));
+ close(fd);
+ return -1;
+ }
+
+ /* read answer from daemon */
+ if (qemud_fd_read(fd, answer, 2) != 2 ||
+ answer[0] != 'O' || answer[1] != 'K') {
+ D("cant' connect to %s service through qemud", name);
+ close(fd);
+ return -1;
+ }
}
return fd;
}