Patchwork [09/19] chardev: switch parallel init to qapi

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Submitter Gerd Hoffmann
Date March 12, 2013, 8:56 a.m.
Message ID <1363078589-15233-10-git-send-email-kraxel@redhat.com>
Download mbox | patch
Permalink /patch/226836/
State New
Headers show

Comments

Gerd Hoffmann - March 12, 2013, 8:56 a.m.
This patch switches over the parallel chardev initialization
to the new qapi code path.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 qemu-char.c |   37 +++++++++++++++++--------------------
 1 file changed, 17 insertions(+), 20 deletions(-)

Patch

diff --git a/qemu-char.c b/qemu-char.c
index 8bedabb..2bc1021 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3121,22 +3121,6 @@  fail:
     return NULL;
 }
 
-#ifdef HAVE_CHARDEV_PARPORT
-
-static CharDriverState *qemu_chr_open_pp(QemuOpts *opts)
-{
-    const char *filename = qemu_opt_get(opts, "path");
-    int fd;
-
-    fd = qemu_open(filename, O_RDWR);
-    if (fd < 0) {
-        return NULL;
-    }
-    return qemu_chr_open_pp_fd(fd);
-}
-
-#endif
-
 static void qemu_chr_parse_file_out(QemuOpts *opts, ChardevBackend *backend,
                                     Error **errp)
 {
@@ -3172,6 +3156,19 @@  static void qemu_chr_parse_serial(QemuOpts *opts, ChardevBackend *backend,
     backend->serial->device = g_strdup(device);
 }
 
+static void qemu_chr_parse_parallel(QemuOpts *opts, ChardevBackend *backend,
+                                    Error **errp)
+{
+    const char *device = qemu_opt_get(opts, "path");
+
+    if (device == NULL) {
+        error_setg(errp, "chardev: parallel: no device path given");
+        return;
+    }
+    backend->parallel = g_new0(ChardevHostdev, 1);
+    backend->parallel->device = g_strdup(device);
+}
+
 typedef struct CharDriver {
     const char *name;
     /* old, pre qapi */
@@ -3751,6 +3748,10 @@  static void register_types(void)
                               qemu_chr_parse_serial);
     register_char_driver_qapi("tty", CHARDEV_BACKEND_KIND_SERIAL,
                               qemu_chr_parse_serial);
+    register_char_driver_qapi("parallel", CHARDEV_BACKEND_KIND_PARALLEL,
+                              qemu_chr_parse_parallel);
+    register_char_driver_qapi("parport", CHARDEV_BACKEND_KIND_PARALLEL,
+                              qemu_chr_parse_parallel);
 #ifdef _WIN32
     register_char_driver("pipe", qemu_chr_open_win_pipe);
     register_char_driver("console", qemu_chr_open_win_con);
@@ -3760,10 +3761,6 @@  static void register_types(void)
 #ifdef HAVE_CHARDEV_TTY
     register_char_driver("pty", qemu_chr_open_pty);
 #endif
-#ifdef HAVE_CHARDEV_PARPORT
-    register_char_driver("parallel", qemu_chr_open_pp);
-    register_char_driver("parport", qemu_chr_open_pp);
-#endif
 }
 
 type_init(register_types);