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-rw-r--r--backends/testdev.c129
1 files changed, 0 insertions, 129 deletions
diff --git a/backends/testdev.c b/backends/testdev.c
deleted file mode 100644
index 031e9a23e8..0000000000
--- a/backends/testdev.c
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * QEMU Char Device for testsuite control
- *
- * Copyright (c) 2014 Red Hat, Inc.
- *
- * Author: Paolo Bonzini <pbonzini@redhat.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-#include "qemu/osdep.h"
-#include "qemu-common.h"
-#include "chardev/char.h"
-
-#define BUF_SIZE 32
-
-typedef struct {
- Chardev parent;
-
- uint8_t in_buf[32];
- int in_buf_used;
-} TestdevChardev;
-
-#define TYPE_CHARDEV_TESTDEV "chardev-testdev"
-#define TESTDEV_CHARDEV(obj) \
- OBJECT_CHECK(TestdevChardev, (obj), TYPE_CHARDEV_TESTDEV)
-
-/* Try to interpret a whole incoming packet */
-static int testdev_eat_packet(TestdevChardev *testdev)
-{
- const uint8_t *cur = testdev->in_buf;
- int len = testdev->in_buf_used;
- uint8_t c;
- int arg;
-
-#define EAT(c) do { \
- if (!len--) { \
- return 0; \
- } \
- c = *cur++; \
-} while (0)
-
- EAT(c);
-
- while (isspace(c)) {
- EAT(c);
- }
-
- arg = 0;
- while (isdigit(c)) {
- arg = arg * 10 + c - '0';
- EAT(c);
- }
-
- while (isspace(c)) {
- EAT(c);
- }
-
- switch (c) {
- case 'q':
- exit((arg << 1) | 1);
- break;
- default:
- break;
- }
- return cur - testdev->in_buf;
-}
-
-/* The other end is writing some data. Store it and try to interpret */
-static int testdev_chr_write(Chardev *chr, const uint8_t *buf, int len)
-{
- TestdevChardev *testdev = TESTDEV_CHARDEV(chr);
- int tocopy, eaten, orig_len = len;
-
- while (len) {
- /* Complete our buffer as much as possible */
- tocopy = MIN(len, BUF_SIZE - testdev->in_buf_used);
-
- memcpy(testdev->in_buf + testdev->in_buf_used, buf, tocopy);
- testdev->in_buf_used += tocopy;
- buf += tocopy;
- len -= tocopy;
-
- /* Interpret it as much as possible */
- while (testdev->in_buf_used > 0 &&
- (eaten = testdev_eat_packet(testdev)) > 0) {
- memmove(testdev->in_buf, testdev->in_buf + eaten,
- testdev->in_buf_used - eaten);
- testdev->in_buf_used -= eaten;
- }
- }
- return orig_len;
-}
-
-static void char_testdev_class_init(ObjectClass *oc, void *data)
-{
- ChardevClass *cc = CHARDEV_CLASS(oc);
-
- cc->chr_write = testdev_chr_write;
-}
-
-static const TypeInfo char_testdev_type_info = {
- .name = TYPE_CHARDEV_TESTDEV,
- .parent = TYPE_CHARDEV,
- .instance_size = sizeof(TestdevChardev),
- .class_init = char_testdev_class_init,
-};
-
-static void register_types(void)
-{
- type_register_static(&char_testdev_type_info);
-}
-
-type_init(register_types);