qga: Extract guest_file_handle_find() to commands-common.h

As we are going to reuse this method, declare it in common
header.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>

qga/commands-common.h

@@ -0,0 +1,18 @@
+/*
+ * QEMU Guest Agent common/cross-platform common commands
+ *
+ * Copyright (c) 2020 Red Hat, Inc.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+#ifndef QGA_COMMANDS_COMMON_H
+#define QGA_COMMANDS_COMMON_H
+
+#include "qga-qapi-types.h"
+
+typedef struct GuestFileHandle GuestFileHandle;
+
+GuestFileHandle *guest_file_handle_find(int64_t id, Error **errp);
+
+#endif

qga/commands-posix.c

@@ -26,6 +26,7 @@
 #include "qemu/sockets.h"
 #include "qemu/base64.h"
 #include "qemu/cutils.h"
+#include "commands-common.h"
 
 #ifdef HAVE_UTMPX
 #include <utmpx.h>
@@ -237,12 +238,12 @@ typedef enum {
     RW_STATE_WRITING,
 } RwState;
 
-typedef struct GuestFileHandle {
+struct GuestFileHandle {
     uint64_t id;
     FILE *fh;
     RwState state;
     QTAILQ_ENTRY(GuestFileHandle) next;
-} GuestFileHandle;
+};
 
 static struct {
     QTAILQ_HEAD(, GuestFileHandle) filehandles;
@@ -268,7 +269,7 @@ static int64_t guest_file_handle_add(FILE *fh, Error **errp)
     return handle;
 }
 
-static GuestFileHandle *guest_file_handle_find(int64_t id, Error **errp)
+GuestFileHandle *guest_file_handle_find(int64_t id, Error **errp)
 {
     GuestFileHandle *gfh;
 

qga/commands-win32.c

@@ -37,6 +37,7 @@
 #include "qemu/queue.h"
 #include "qemu/host-utils.h"
 #include "qemu/base64.h"
+#include "commands-common.h"
 
 #ifndef SHTDN_REASON_FLAG_PLANNED
 #define SHTDN_REASON_FLAG_PLANNED 0x80000000
@@ -50,11 +51,11 @@
 
 #define INVALID_SET_FILE_POINTER ((DWORD)-1)
 
-typedef struct GuestFileHandle {
+struct GuestFileHandle {
     int64_t id;
     HANDLE fh;
     QTAILQ_ENTRY(GuestFileHandle) next;
-} GuestFileHandle;
+};
 
 static struct {
     QTAILQ_HEAD(, GuestFileHandle) filehandles;
@@ -126,7 +127,7 @@ static int64_t guest_file_handle_add(HANDLE fh, Error **errp)
     return handle;
 }
 
-static GuestFileHandle *guest_file_handle_find(int64_t id, Error **errp)
+GuestFileHandle *guest_file_handle_find(int64_t id, Error **errp)
 {
     GuestFileHandle *gfh;
     QTAILQ_FOREACH(gfh, &guest_file_state.filehandles, next) {