Integrate libuv into build system

1 files changed, 175 insertions, 0 deletions

diff --git a/deps/uv/test/echo-server.c b/deps/uv/test/echo-server.c
new file mode 100644
index 0000000000..32a415c8c9
--- /dev/null
+++ b/deps/uv/test/echo-server.c
@@ -0,0 +1,175 @@
+/* Copyright Joyent, Inc. and other Node 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.
+ */
+
+#include "../uv.h"
+#include "task.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+
+typedef struct {
+  uv_req_t req;
+  uv_buf buf;
+} write_req_t;
+
+
+static uv_handle_t server;
+
+
+static void after_write(uv_req_t* req, int status);
+static void after_read(uv_handle_t* handle, int nread, uv_buf buf);
+static void on_close(uv_handle_t* peer, int status);
+static void on_accept(uv_handle_t* handle);
+
+
+static void after_write(uv_req_t* req, int status) {
+  write_req_t* wr;
+
+  if (status) {
+    uv_err_t err = uv_last_error();
+    fprintf(stderr, "uv_write error: %s\n", uv_strerror(err));
+    ASSERT(0);
+  }
+
+  wr = (write_req_t*) req;
+
+  /* Free the read/write buffer and the request */
+  free(wr->buf.base);
+  free(wr);
+}
+
+
+static void after_shutdown(uv_req_t* req, int status) {
+  free(req);
+}
+
+
+static void after_read(uv_handle_t* handle, int nread, uv_buf buf) {
+  write_req_t *wr;
+  uv_req_t* req;
+
+  if (nread < 0) {
+    /* Error or EOF */
+    ASSERT (uv_last_error().code == UV_EOF);
+
+    if (buf.base) {
+      free(buf.base);
+    }
+
+    req = (uv_req_t*) malloc(sizeof *req);
+    uv_req_init(req, handle, after_shutdown);
+    uv_shutdown(req);
+
+    return;
+  }
+
+  if (nread == 0) {
+    /* Everything OK, but nothing read. */
+    free(buf.base);
+    return;
+  }
+
+  wr = (write_req_t*) malloc(sizeof *wr);
+
+  uv_req_init(&wr->req, handle, after_write);
+  wr->buf.base = buf.base;
+  wr->buf.len = nread;
+  if (uv_write(&wr->req, &wr->buf, 1)) {
+    FATAL("uv_write failed");
+  }
+}
+
+
+static void on_close(uv_handle_t* peer, int status) {
+  if (status != 0) {
+    fprintf(stdout, "Socket error\n");
+  }
+}
+
+
+static void on_accept(uv_handle_t* server) {
+  uv_handle_t* handle = (uv_handle_t*) malloc(sizeof *handle);
+
+  if (uv_accept(server, handle, on_close, NULL)) {
+    FATAL("uv_accept failed");
+  }
+
+  uv_read_start(handle, after_read);
+}
+
+
+static void on_server_close(uv_handle_t* handle, int status) {
+  ASSERT(handle == &server);
+  ASSERT(status == 0);
+}
+
+
+static int echo_start(int port) {
+  struct sockaddr_in addr = uv_ip4_addr("0.0.0.0", port);
+  int r;
+
+  r = uv_tcp_init(&server, on_server_close, NULL);
+  if (r) {
+    /* TODO: Error codes */
+    fprintf(stderr, "Socket creation error\n");
+    return 1;
+  }
+
+  r = uv_bind(&server, (struct sockaddr*) &addr);
+  if (r) {
+    /* TODO: Error codes */
+    fprintf(stderr, "Bind error\n");
+    return 1;
+  }
+
+  r = uv_listen(&server, 128, on_accept);
+  if (r) {
+    /* TODO: Error codes */
+    fprintf(stderr, "Listen error\n");
+    return 1;
+  }
+
+  return 0;
+}
+
+
+static int echo_stop() {
+  return uv_close(&server);
+}
+
+
+static uv_buf echo_alloc(uv_handle_t* handle, size_t suggested_size) {
+  uv_buf buf;
+  buf.base = (char*) malloc(suggested_size);
+  buf.len = suggested_size;
+  return buf;
+}
+
+
+HELPER_IMPL(echo_server) {
+  uv_init(echo_alloc);
+  if (echo_start(TEST_PORT))
+    return 1;
+
+  fprintf(stderr, "Listening!\n");
+  uv_run();
+  return 0;
+}