[Xen-devel] [PATCH 10 of 13] add an init function parameter to qemu_chr_open()

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

Import "add an init function parameter to qemu_chr_open()" from qemu
mainstream.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6365 
c046a42c-6fe2-441c-8c8c-71466251a162

Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>

---

diff -r da3a2fee3759 console.c
--- a/console.c Mon Feb 16 11:19:04 2009 +0000
+++ b/console.c Mon Feb 16 11:19:22 2009 +0000
@@ -1292,6 +1292,8 @@
     text_console_resize(s);
 
     qemu_chr_reset(chr);
+    if (chr->init)
+        chr->init(chr);
 }
 
 CharDriverState *text_console_init(const char *p)
diff -r da3a2fee3759 gdbstub.c
--- a/gdbstub.c Mon Feb 16 11:19:04 2009 +0000
+++ b/gdbstub.c Mon Feb 16 11:19:22 2009 +0000
@@ -1852,7 +1852,7 @@
         port = gdbstub_port_name;
     }
 
-    chr = qemu_chr_open("gdb", port);
+    chr = qemu_chr_open("gdb", port, NULL);
     if (!chr)
         return -1;
 
diff -r da3a2fee3759 hw/usb-serial.c
--- a/hw/usb-serial.c   Mon Feb 16 11:19:04 2009 +0000
+++ b/hw/usb-serial.c   Mon Feb 16 11:19:22 2009 +0000
@@ -558,7 +558,7 @@
         return NULL;
 
     snprintf(label, sizeof(label), "usbserial%d", index++);
-    cdrv = qemu_chr_open(label, filename);
+    cdrv = qemu_chr_open(label, filename, NULL);
     if (!cdrv)
         goto fail;
     s->cs = cdrv;
diff -r da3a2fee3759 qemu-char.h
--- a/qemu-char.h       Mon Feb 16 11:19:04 2009 +0000
+++ b/qemu-char.h       Mon Feb 16 11:19:22 2009 +0000
@@ -43,6 +43,7 @@
 typedef void IOEventHandler(void *opaque, int event);
 
 struct CharDriverState {
+    void (*init)(struct CharDriverState *s);
     int (*chr_write)(struct CharDriverState *s, const uint8_t *buf, int len);
     void (*chr_update_read_handler)(struct CharDriverState *s);
     int (*chr_ioctl)(struct CharDriverState *s, int cmd, void *arg);
@@ -62,7 +63,7 @@
     TAILQ_ENTRY(CharDriverState) next;
 };
 
-CharDriverState *qemu_chr_open(const char *label, const char *filename);
+CharDriverState *qemu_chr_open(const char *label, const char *filename, void 
(*init)(struct CharDriverState *s));
 void qemu_chr_close(CharDriverState *chr);
 void qemu_chr_printf(CharDriverState *s, const char *fmt, ...);
 int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len);
diff -r da3a2fee3759 vl.c
--- a/vl.c      Mon Feb 16 11:19:04 2009 +0000
+++ b/vl.c      Mon Feb 16 11:19:22 2009 +0000
@@ -3836,7 +3836,7 @@
 static TAILQ_HEAD(CharDriverStateHead, CharDriverState) chardevs
 = TAILQ_HEAD_INITIALIZER(chardevs);
 
-CharDriverState *qemu_chr_open(const char *label, const char *filename)
+CharDriverState *qemu_chr_open(const char *label, const char *filename, void 
(*init)(struct CharDriverState *s))
 {
     const char *p;
     CharDriverState *chr;
@@ -3860,7 +3860,7 @@
         chr = qemu_chr_open_udp(p);
     } else
     if (strstart(filename, "mon:", &p)) {
-        chr = qemu_chr_open(label, p);
+        chr = qemu_chr_open(label, p, NULL);
         if (chr) {
             chr = qemu_chr_open_mux(chr);
             monitor_init(chr, !nographic);
@@ -3917,6 +3917,7 @@
     if (chr) {
         if (!chr->filename)
             chr->filename = qemu_strdup(filename);
+        chr->init = init;
         chr->label = qemu_strdup(label);
         TAILQ_INSERT_TAIL(&chardevs, chr, next);
     }
@@ -10084,7 +10085,7 @@
     }
 
     if (monitor_device) {
-        monitor_hd = qemu_chr_open("monitor", monitor_device);
+        monitor_hd = qemu_chr_open("monitor", monitor_device, NULL);
         if (!monitor_hd) {
             fprintf(stderr, "qemu: could not open monitor device '%s'\n", 
monitor_device);
             exit(1);
@@ -10096,7 +10097,7 @@
         if (devname && strcmp(devname, "none")) {
             char label[32];
             snprintf(label, sizeof(label), "serial%d", i);
-            serial_hds[i] = qemu_chr_open(label, devname);
+            serial_hds[i] = qemu_chr_open(label, devname, NULL);
             if (!serial_hds[i]) {
                 fprintf(stderr, "qemu: could not open serial device '%s'\n",
                         devname);
@@ -10110,7 +10111,7 @@
         if (devname && strcmp(devname, "none")) {
             char label[32];
             snprintf(label, sizeof(label), "parallel%d", i);
-            parallel_hds[i] = qemu_chr_open(label, devname);
+            parallel_hds[i] = qemu_chr_open(label, devname, NULL);
             if (!parallel_hds[i]) {
                 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
                         devname);

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