Update networking layer w/ CURL and emscripten impl

2025-11-08 01:50:36 +11:00
parent a17925904d
commit f6874dc55a
4105 changed files with 694617 additions and 179 deletions
@@ -0,0 +1,121 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * SPDX-License-Identifier: curl
+ *
+ ***************************************************************************/
+#include "unitcheck.h"
+
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h>
+#endif
+#ifdef HAVE_NETDB_H
+#include <netdb.h>
+#endif
+#ifdef HAVE_ARPA_INET_H
+#include <arpa/inet.h>
+#endif
+
+#include "hash.h"
+#include "hostip.h"
+
+#include "memdebug.h" /* LAST include file */
+
+static struct Curl_dnscache hp;
+static char *data_key;
+static struct Curl_dns_entry *data_node;
+
+static CURLcode t1305_setup(void)
+{
+  Curl_dnscache_init(&hp, 7);
+  return CURLE_OK;
+}
+
+static void t1305_stop(void)
+{
+  if(data_node) {
+    Curl_freeaddrinfo(data_node->addr);
+    free(data_node);
+  }
+  free(data_key);
+  Curl_dnscache_destroy(&hp);
+}
+
+static struct Curl_addrinfo *fake_ai(void)
+{
+  static struct Curl_addrinfo *ai;
+  static const char dummy[] = "dummy";
+  size_t namelen = sizeof(dummy); /* including the null-terminator */
+
+  ai = calloc(1, sizeof(struct Curl_addrinfo) + sizeof(struct sockaddr_in) +
+              namelen);
+  if(!ai)
+    return NULL;
+
+  ai->ai_addr = (void *)((char *)ai + sizeof(struct Curl_addrinfo));
+  ai->ai_canonname = (void *)((char *)ai->ai_addr +
+                              sizeof(struct sockaddr_in));
+  memcpy(ai->ai_canonname, dummy, namelen);
+
+  ai->ai_family = AF_INET;
+  ai->ai_addrlen = sizeof(struct sockaddr_in);
+
+  return ai;
+}
+
+static CURLcode create_node(void)
+{
+  data_key = curl_maprintf("%s:%d", "dummy", 0);
+  if(!data_key)
+    return CURLE_OUT_OF_MEMORY;
+
+  data_node = calloc(1, sizeof(struct Curl_dns_entry));
+  if(!data_node)
+    return CURLE_OUT_OF_MEMORY;
+
+  data_node->addr = fake_ai();
+  if(!data_node->addr)
+    return CURLE_OUT_OF_MEMORY;
+
+  return CURLE_OK;
+}
+
+static CURLcode test_unit1305(const char *arg)
+{
+  UNITTEST_BEGIN(t1305_setup())
+
+  struct Curl_dns_entry *nodep;
+  size_t key_len;
+
+  /* Test 1305 exits without adding anything to the hash */
+  if(testnum == 1306) {
+    CURLcode rc = create_node();
+    abort_unless(rc == CURLE_OK, "data node creation failed");
+    key_len = strlen(data_key);
+
+    data_node->refcount = 1; /* hash will hold the reference */
+    nodep = Curl_hash_add(&hp.entries, data_key, key_len + 1, data_node);
+    abort_unless(nodep, "insertion into hash failed");
+    /* Freeing will now be done by Curl_hash_destroy */
+    data_node = NULL;
+  }
+
+  UNITTEST_END(t1305_stop())
+}