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

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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 15:51:14 +02:00
parent fa19d02539
commit 479f09a130
1 changed files with 7 additions and 4 deletions
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11
qemu-char.c
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@ -3222,9 +3222,12 @@ static void ringbuf_chr_close(struct CharDriverState *chr)
chr->opaque = NULL; chr->opaque = NULL;
} }
static CharDriverState *qemu_chr_open_ringbuf(ChardevRingbuf *opts, static CharDriverState *qemu_chr_open_ringbuf(const char *id,
ChardevBackend *backend,
ChardevReturn *ret,
Error **errp) Error **errp)
{ {
ChardevRingbuf *opts = backend->ringbuf;
CharDriverState *chr; CharDriverState *chr;
RingBufCharDriver *d; RingBufCharDriver *d;
@ -4361,7 +4364,7 @@ ChardevReturn *qmp_chardev_add(const char *id, ChardevBackend *backend,
break; break;
case CHARDEV_BACKEND_KIND_RINGBUF: case CHARDEV_BACKEND_KIND_RINGBUF:
case CHARDEV_BACKEND_KIND_MEMORY: case CHARDEV_BACKEND_KIND_MEMORY:
chr = qemu_chr_open_ringbuf(backend->ringbuf, &local_err); abort();
break; break;
default: default:
error_setg(errp, "unknown chardev backend (%d)", backend->kind); error_setg(errp, "unknown chardev backend (%d)", backend->kind);
@ -4427,7 +4430,7 @@ static void register_types(void)
register_char_driver("udp", CHARDEV_BACKEND_KIND_UDP, qemu_chr_parse_udp, register_char_driver("udp", CHARDEV_BACKEND_KIND_UDP, qemu_chr_parse_udp,
qmp_chardev_open_udp); qmp_chardev_open_udp);
register_char_driver("ringbuf", CHARDEV_BACKEND_KIND_RINGBUF, register_char_driver("ringbuf", CHARDEV_BACKEND_KIND_RINGBUF,
qemu_chr_parse_ringbuf, NULL); qemu_chr_parse_ringbuf, qemu_chr_open_ringbuf);
register_char_driver("file", CHARDEV_BACKEND_KIND_FILE, register_char_driver("file", CHARDEV_BACKEND_KIND_FILE,
qemu_chr_parse_file_out, qmp_chardev_open_file); qemu_chr_parse_file_out, qmp_chardev_open_file);
register_char_driver("stdio", CHARDEV_BACKEND_KIND_STDIO, register_char_driver("stdio", CHARDEV_BACKEND_KIND_STDIO,
@ -4458,7 +4461,7 @@ static void register_types(void)
qemu_chr_open_mux); qemu_chr_open_mux);
/* Bug-compatibility: */ /* Bug-compatibility: */
register_char_driver("memory", CHARDEV_BACKEND_KIND_MEMORY, register_char_driver("memory", CHARDEV_BACKEND_KIND_MEMORY,
qemu_chr_parse_ringbuf, NULL); qemu_chr_parse_ringbuf, qemu_chr_open_ringbuf);
/* this must be done after machine init, since we register FEs with muxes /* this must be done after machine init, since we register FEs with muxes
* as part of realize functions like serial_isa_realizefn when -nographic * as part of realize functions like serial_isa_realizefn when -nographic
* is specified * is specified