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-rw-r--r--3rdparty/libuv/test/test-poll-close-doesnt-corrupt-stack.c114
1 files changed, 114 insertions, 0 deletions
diff --git a/3rdparty/libuv/test/test-poll-close-doesnt-corrupt-stack.c b/3rdparty/libuv/test/test-poll-close-doesnt-corrupt-stack.c
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+++ b/3rdparty/libuv/test/test-poll-close-doesnt-corrupt-stack.c
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+/* Copyright Bert Belder, and other libuv contributors. All rights reserved.
+ *
+ * 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.
+ */
+
+#ifdef _WIN32
+
+#include <errno.h>
+#include <stdio.h>
+
+#include "uv.h"
+#include "task.h"
+
+#ifdef _MSC_VER /* msvc */
+# define NO_INLINE __declspec(noinline)
+#else /* gcc */
+# define NO_INLINE __attribute__ ((noinline))
+#endif
+
+
+uv_os_sock_t sock;
+uv_poll_t handle;
+
+static int close_cb_called = 0;
+
+
+static void close_cb(uv_handle_t* h) {
+ close_cb_called++;
+}
+
+
+static void poll_cb(uv_poll_t* h, int status, int events) {
+ ASSERT(0 && "should never get here");
+}
+
+
+static void NO_INLINE close_socket_and_verify_stack() {
+ const uint32_t MARKER = 0xDEADBEEF;
+ const int VERIFY_AFTER = 10; /* ms */
+ int r;
+
+ volatile uint32_t data[65536];
+ size_t i;
+
+ for (i = 0; i < ARRAY_SIZE(data); i++)
+ data[i] = MARKER;
+
+ r = closesocket(sock);
+ ASSERT(r == 0);
+
+ uv_sleep(VERIFY_AFTER);
+
+ for (i = 0; i < ARRAY_SIZE(data); i++)
+ ASSERT(data[i] == MARKER);
+}
+
+
+TEST_IMPL(poll_close_doesnt_corrupt_stack) {
+ struct WSAData wsa_data;
+ int r;
+ unsigned long on;
+ struct sockaddr_in addr;
+
+ r = WSAStartup(MAKEWORD(2, 2), &wsa_data);
+ ASSERT(r == 0);
+
+ sock = socket(AF_INET, SOCK_STREAM, 0);
+ ASSERT(sock != INVALID_SOCKET);
+ on = 1;
+ r = ioctlsocket(sock, FIONBIO, &on);
+ ASSERT(r == 0);
+
+ r = uv_ip4_addr("127.0.0.1", TEST_PORT, &addr);
+ ASSERT(r == 0);
+
+ r = connect(sock, (const struct sockaddr*) &addr, sizeof addr);
+ ASSERT(r != 0);
+ ASSERT(WSAGetLastError() == WSAEWOULDBLOCK);
+
+ r = uv_poll_init_socket(uv_default_loop(), &handle, sock);
+ ASSERT(r == 0);
+ r = uv_poll_start(&handle, UV_READABLE | UV_WRITABLE, poll_cb);
+ ASSERT(r == 0);
+
+ uv_close((uv_handle_t*) &handle, close_cb);
+
+ close_socket_and_verify_stack();
+
+ r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
+ ASSERT(r == 0);
+
+ ASSERT(close_cb_called == 1);
+
+ MAKE_VALGRIND_HAPPY();
+ return 0;
+}
+
+#endif /* _WIN32 */