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char: move file chardev in its own file

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Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Marc-André Lureau 2016-12-12 18:51:52 +03:00
parent 3b4482a26d
commit 6fdafac1c1
3 changed files with 140 additions and 106 deletions
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106
chardev/char.c
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@ -1687,26 +1687,6 @@ void qemu_chr_parse_common(QemuOpts *opts, ChardevCommon *backend)
backend->logappend = qemu_opt_get_bool(opts, "logappend", false);
}
static void qemu_chr_parse_file_out(QemuOpts *opts, ChardevBackend *backend,
Error **errp)
{
const char *path = qemu_opt_get(opts, "path");
ChardevFile *file;
backend->type = CHARDEV_BACKEND_KIND_FILE;
if (path == NULL) {
error_setg(errp, "chardev: file: no filename given");
return;
}
file = backend->u.file.data = g_new0(ChardevFile, 1);
qemu_chr_parse_common(opts, qapi_ChardevFile_base(file));
file->out = g_strdup(path);
file->has_append = true;
file->append = qemu_opt_get_bool(opts, "append", false);
}
static void qemu_chr_parse_stdio(QemuOpts *opts, ChardevBackend *backend,
Error **errp)
{
@ -2260,41 +2240,6 @@ QemuOptsList qemu_chardev_opts = {
#ifdef _WIN32
static void qmp_chardev_open_file(Chardev *chr,
ChardevBackend *backend,
bool *be_opened,
Error **errp)
{
ChardevFile *file = backend->u.file.data;
HANDLE out;
DWORD accessmode;
DWORD flags;
if (file->has_in) {
error_setg(errp, "input file not supported");
return;
}
if (file->has_append && file->append) {
/* Append to file if it already exists. */
accessmode = FILE_GENERIC_WRITE & ~FILE_WRITE_DATA;
flags = OPEN_ALWAYS;
} else {
/* Truncate file if it already exists. */
accessmode = GENERIC_WRITE;
flags = CREATE_ALWAYS;
}
out = CreateFile(file->out, accessmode, FILE_SHARE_READ, NULL, flags,
FILE_ATTRIBUTE_NORMAL, NULL);
if (out == INVALID_HANDLE_VALUE) {
error_setg(errp, "open %s failed", file->out);
return;
}
qemu_chr_open_win_file(chr, out);
}
static void qmp_chardev_open_serial(Chardev *chr,
ChardevBackend *backend,
bool *be_opened,
@ -2307,38 +2252,6 @@ static void qmp_chardev_open_serial(Chardev *chr,
#else /* WIN32 */
static void qmp_chardev_open_file(Chardev *chr,
ChardevBackend *backend,
bool *be_opened,
Error **errp)
{
ChardevFile *file = backend->u.file.data;
int flags, in = -1, out;
flags = O_WRONLY | O_CREAT | O_BINARY;
if (file->has_append && file->append) {
flags |= O_APPEND;
} else {
flags |= O_TRUNC;
}
out = qmp_chardev_open_file_source(file->out, flags, errp);
if (out < 0) {
return;
}
if (file->has_in) {
flags = O_RDONLY;
in = qmp_chardev_open_file_source(file->in, flags, errp);
if (in < 0) {
qemu_close(out);
return;
}
}
qemu_chr_open_fd(chr, in, out);
}
#ifdef HAVE_CHARDEV_SERIAL
static void qmp_chardev_open_serial(Chardev *chr,
ChardevBackend *backend,
@ -2415,24 +2328,6 @@ static const TypeInfo char_parallel_type_info = {
#endif /* WIN32 */
static void char_file_class_init(ObjectClass *oc, void *data)
{
ChardevClass *cc = CHARDEV_CLASS(oc);
cc->parse = qemu_chr_parse_file_out;
cc->open = qmp_chardev_open_file;
}
static const TypeInfo char_file_type_info = {
.name = TYPE_CHARDEV_FILE,
#ifdef _WIN32
.parent = TYPE_CHARDEV_WIN,
#else
.parent = TYPE_CHARDEV_FD,
#endif
.class_init = char_file_class_init,
};
#ifdef HAVE_CHARDEV_SERIAL
static void char_serial_class_init(ObjectClass *oc, void *data)
@ -2558,7 +2453,6 @@ void qemu_chr_cleanup(void)
static void register_types(void)
{
type_register_static(&char_type_info);
type_register_static(&char_file_type_info);
type_register_static(&char_stdio_type_info);
#ifdef HAVE_CHARDEV_SERIAL
type_register_static(&char_serial_type_info);