Fix emulator core and UI on Windows

There are two parts in this CL:
1. Fixing the Windows build (missing set_fd_handler)
2. Replacing read/write with socket_recv/socket_send.

Change-Id: I5fa599774260257d481b738a892e1124135fc319

1 files changed, 91 insertions, 0 deletions

diff --git a/vl-android-ui.c b/vl-android-ui.c
index 6c0c934..0b63d4a 100644
--- a/vl-android-ui.c
+++ b/vl-android-ui.c
@@ -27,7 +27,14 @@
 #define _GNU_SOURCE 1
 #endif
 
+#ifndef _WIN32
 #include <sys/wait.h>
+#endif  // _WIN32
+
+#ifdef _WIN32
+#include <windows.h>
+#include <sys/timeb.h>
+#endif
 
 #include "qemu-common.h"
 #include "net.h"
@@ -54,6 +61,90 @@
 static Looper*  mainLooper;
 
 /***********************************************************/
+/* I/O handling */
+
+typedef struct IOHandlerRecord {
+    LoopIo  io[1];
+    IOHandler* fd_read;
+    IOHandler* fd_write;
+    int        running;
+    int        deleted;
+    void*      opaque;
+    struct IOHandlerRecord *next;
+} IOHandlerRecord;
+
+static IOHandlerRecord *first_io_handler;
+
+static void ioh_callback(void* opaque, int fd, unsigned events)
+{
+    IOHandlerRecord* ioh = opaque;
+    ioh->running = 1;
+    if ((events & LOOP_IO_READ) != 0) {
+        ioh->fd_read(ioh->opaque);
+    }
+    if (!ioh->deleted && (events & LOOP_IO_WRITE) != 0) {
+        ioh->fd_write(ioh->opaque);
+    }
+    ioh->running = 0;
+    if (ioh->deleted) {
+        loopIo_done(ioh->io);
+        free(ioh);
+    }
+}
+
+int qemu_set_fd_handler(int fd,
+                        IOHandler *fd_read,
+                        IOHandler *fd_write,
+                        void *opaque)
+{
+    IOHandlerRecord **pioh, *ioh;
+
+    if (!fd_read && !fd_write) {
+        pioh = &first_io_handler;
+        for(;;) {
+            ioh = *pioh;
+            if (ioh == NULL)
+                return 0;
+            if (ioh->io->fd == fd) {
+                break;
+            }
+            pioh = &ioh->next;
+        }
+        if (ioh->running) {
+            ioh->deleted = 1;
+        } else {
+            *pioh = ioh->next;
+            loopIo_done(ioh->io);
+            free(ioh);
+        }
+    } else {
+        for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
+            if (ioh->io->fd == fd)
+                goto found;
+        }
+        ANEW0(ioh);
+        ioh->next = first_io_handler;
+        first_io_handler = ioh;
+        loopIo_init(ioh->io, mainLooper, fd, ioh_callback, ioh);
+    found:
+        ioh->fd_read  = fd_read;
+        ioh->fd_write = fd_write;
+        ioh->opaque   = opaque;
+
+        if (fd_read != NULL)
+            loopIo_wantRead(ioh->io);
+        else
+            loopIo_dontWantRead(ioh->io);
+
+        if (fd_write != NULL)
+            loopIo_wantWrite(ioh->io);
+        else
+            loopIo_dontWantWrite(ioh->io);
+    }
+    return 0;
+}
+
+/***********************************************************/
 /* main execution loop */
 
 static LoopTimer  gui_timer[1];