[Qemu-devel] [RFC PATCH 08/14] create main-loop.h

[Paolo Bonzini]

Signed-off-by: Paolo Bonzini <address@hidden>
---
 async.c       |    1 +
 cpus.c        |    7 +----
 cpus.h        |    1 -
 main-loop.h   |   80 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 qemu-char.h   |   12 +--------
 qemu-common.h |   11 --------
 sysemu.h      |   10 +------
 vl.c          |    1 +
 8 files changed, 85 insertions(+), 38 deletions(-)
 create mode 100644 main-loop.h

diff --git a/async.c b/async.c
index ca13962..332d511 100644
--- a/async.c
+++ b/async.c
@@ -24,6 +24,7 @@
 
 #include "qemu-common.h"
 #include "qemu-aio.h"
+#include "main-loop.h"
 
 /* Anchor of the list of Bottom Halves belonging to the context */
 static struct QEMUBH *first_bh;
diff --git a/cpus.c b/cpus.c
index f8799f5..627a2b7 100644
--- a/cpus.c
+++ b/cpus.c
@@ -33,17 +33,12 @@
 
 #include "qemu-thread.h"
 #include "cpus.h"
+#include "main-loop.h"
 
 #ifndef _WIN32
 #include "compatfd.h"
 #endif
 
-#ifdef SIGRTMIN
-#define SIG_IPI (SIGRTMIN+4)
-#else
-#define SIG_IPI SIGUSR1
-#endif
-
 #ifdef CONFIG_LINUX
 
 #include <sys/prctl.h>
diff --git a/cpus.h b/cpus.h
index f42b54e..f7b23ef 100644
--- a/cpus.h
+++ b/cpus.h
@@ -2,7 +2,6 @@
 #define QEMU_CPUS_H
 
 /* cpus.c */
-int qemu_init_main_loop(void);
 void qemu_main_loop_start(void);
 void resume_all_vcpus(void);
 void pause_all_vcpus(void);
diff --git a/main-loop.h b/main-loop.h
new file mode 100644
index 0000000..d61dfdd
--- /dev/null
+++ b/main-loop.h
@@ -0,0 +1,80 @@
+/*
+ * QEMU System Emulator
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to 
deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 
FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef QEMU_MAIN_LOOP_H
+#define QEMU_MAIN_LOOP_H 1
+
+#ifdef SIGRTMIN
+#define SIG_IPI (SIGRTMIN+4)
+#else
+#define SIG_IPI SIGUSR1
+#endif
+
+int qemu_init_main_loop(void);
+int main_loop_wait(int nonblocking);
+
+/* Force QEMU to process pending events */
+void qemu_notify_event(void);
+
+typedef struct vm_change_state_entry VMChangeStateEntry;
+typedef void VMChangeStateHandler(void *opaque, int running, int reason);
+
+VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
+                                                     void *opaque);
+void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
+
+#ifdef _WIN32
+/* return TRUE if no sleep should be done afterwards */
+typedef int PollingFunc(void *opaque);
+
+int qemu_add_polling_cb(PollingFunc *func, void *opaque);
+void qemu_del_polling_cb(PollingFunc *func, void *opaque);
+
+/* Wait objects handling */
+typedef void WaitObjectFunc(void *opaque);
+
+int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
+void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque);
+#endif
+
+/* async I/O support */
+
+typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
+typedef int IOCanReadHandler(void *opaque);
+typedef void IOHandler(void *opaque);
+
+void qemu_iohandler_fill(int *pnfds, fd_set *readfds, fd_set *writefds, fd_set 
*xfds);
+void qemu_iohandler_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds, int 
rc);
+
+int qemu_set_fd_handler2(int fd,
+                         IOCanReadHandler *fd_read_poll,
+                         IOHandler *fd_read,
+                         IOHandler *fd_write,
+                         void *opaque);
+int qemu_set_fd_handler(int fd,
+                        IOHandler *fd_read,
+                        IOHandler *fd_write,
+                        void *opaque);
+
+#endif
diff --git a/qemu-char.h b/qemu-char.h
index eebbdd8..7efcf99 100644
--- a/qemu-char.h
+++ b/qemu-char.h
@@ -7,6 +7,7 @@
 #include "qemu-config.h"
 #include "qobject.h"
 #include "qstring.h"
+#include "main-loop.h"
 
 /* character device */
 
@@ -237,15 +238,4 @@ void qemu_chr_close_mem(CharDriverState *chr);
 QString *qemu_chr_mem_to_qs(CharDriverState *chr);
 size_t qemu_chr_mem_osize(const CharDriverState *chr);
 
-/* async I/O support */
-
-int qemu_set_fd_handler2(int fd,
-                         IOCanReadHandler *fd_read_poll,
-                         IOHandler *fd_read,
-                         IOHandler *fd_write,
-                         void *opaque);
-int qemu_set_fd_handler(int fd,
-                        IOHandler *fd_read,
-                        IOHandler *fd_write,
-                        void *opaque);
 #endif
diff --git a/qemu-common.h b/qemu-common.h
index 16cc5e9..e4fb661 100644
--- a/qemu-common.h
+++ b/qemu-common.h
@@ -211,14 +211,6 @@ int qemu_pipe(int pipefd[2]);
 
 void QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2);
 
-/* IO callbacks.  */
-typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
-typedef int IOCanReadHandler(void *opaque);
-typedef void IOHandler(void *opaque);
-
-void qemu_iohandler_fill(int *pnfds, fd_set *readfds, fd_set *writefds, fd_set 
*xfds);
-void qemu_iohandler_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds, int 
rc);
-
 struct ParallelIOArg {
     void *buffer;
     int count;
@@ -283,9 +275,6 @@ int cpu_load(QEMUFile *f, void *opaque, int version_id);
 /* Force QEMU to stop what it's doing and service IO */
 void qemu_service_io(void);
 
-/* Force QEMU to process pending events */
-void qemu_notify_event(void);
-
 /* Unblock cpu */
 void qemu_cpu_kick(void *env);
 void qemu_cpu_kick_self(void);
diff --git a/sysemu.h b/sysemu.h
index 9090457..351f1bb 100644
--- a/sysemu.h
+++ b/sysemu.h
@@ -7,6 +7,7 @@
 #include "qemu-queue.h"
 #include "qemu-timer.h"
 #include "notify.h"
+#include "main-loop.h"
 
 /* vl.c */
 extern const char *bios_name;
@@ -17,13 +18,6 @@ extern uint8_t qemu_uuid[];
 int qemu_uuid_parse(const char *str, uint8_t *uuid);
 #define UUID_FMT 
"%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx"
 
-typedef struct vm_change_state_entry VMChangeStateEntry;
-typedef void VMChangeStateHandler(void *opaque, int running, int reason);
-
-VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
-                                                     void *opaque);
-void qemu_del_vm_change_state_handler(VMChangeStateEntry *e);
-
 #define VMSTOP_USER      0
 #define VMSTOP_DEBUG     1
 #define VMSTOP_SHUTDOWN  2
@@ -67,8 +61,6 @@ void do_info_snapshots(Monitor *mon);
 
 void qemu_announce_self(void);
 
-int main_loop_wait(int nonblocking);
-
 bool qemu_savevm_state_blocked(Monitor *mon);
 int qemu_savevm_state_begin(Monitor *mon, QEMUFile *f, int blk_enable,
                             int shared);
diff --git a/vl.c b/vl.c
index 56a3db2..f67baf7 100644
--- a/vl.c
+++ b/vl.c
@@ -147,6 +147,7 @@ int main(int argc, char **argv)
 #include "qemu-config.h"
 #include "qemu-objects.h"
 #include "qemu-options.h"
+#include "main-loop.h"
 #ifdef CONFIG_VIRTFS
 #include "fsdev/qemu-fsdev.h"
 #endif
-- 
1.7.6