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qemu-char: convert file backend to data-driven creation 

Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2015-09-29 15:06:02 +02:00
parent 4ca172817a
commit fd5b036c5c
1 changed files with 12 additions and 4 deletions
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16
qemu-char.c
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@ -4010,8 +4010,12 @@ QemuOptsList qemu_chardev_opts = {
#ifdef _WIN32
static CharDriverState *qmp_chardev_open_file(ChardevFile *file, Error **errp)
static CharDriverState *qmp_chardev_open_file(const char *id,
ChardevBackend *backend,
ChardevReturn *ret,
Error **errp)
{
ChardevFile *file = backend->file;
HANDLE out;
if (file->has_in) {
@ -4055,8 +4059,12 @@ static int qmp_chardev_open_file_source(char *src, int flags,
return fd;
}
static CharDriverState *qmp_chardev_open_file(ChardevFile *file, Error **errp)
static CharDriverState *qmp_chardev_open_file(const char *id,
ChardevBackend *backend,
ChardevReturn *ret,
Error **errp)
{
ChardevFile *file = backend->file;
int flags, in = -1, out;
flags = O_WRONLY | O_TRUNC | O_CREAT | O_BINARY;
@ -4242,7 +4250,7 @@ ChardevReturn *qmp_chardev_add(const char *id, ChardevBackend *backend,
if (chr == NULL) {
switch (backend->kind) {
case CHARDEV_BACKEND_KIND_FILE:
chr = qmp_chardev_open_file(backend->file, &local_err);
abort();
break;
#ifdef HAVE_CHARDEV_SERIAL
case CHARDEV_BACKEND_KIND_SERIAL:
@ -4380,7 +4388,7 @@ static void register_types(void)
register_char_driver("ringbuf", CHARDEV_BACKEND_KIND_RINGBUF,
qemu_chr_parse_ringbuf, NULL);
register_char_driver("file", CHARDEV_BACKEND_KIND_FILE,
qemu_chr_parse_file_out, NULL);
qemu_chr_parse_file_out, qmp_chardev_open_file);
register_char_driver("stdio", CHARDEV_BACKEND_KIND_STDIO,
qemu_chr_parse_stdio, NULL);
register_char_driver("serial", CHARDEV_BACKEND_KIND_SERIAL,