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 +1,124 @@
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  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
+ *
+ * RFC4616 PLAIN authentication
+ * Draft   LOGIN SASL Mechanism <draft-murchison-sasl-login-00.txt>
+ *
+ ***************************************************************************/
+
+#include "../curl_setup.h"
+
+#if !defined(CURL_DISABLE_IMAP) || !defined(CURL_DISABLE_SMTP) ||       \
+  !defined(CURL_DISABLE_POP3) || \
+  (!defined(CURL_DISABLE_LDAP) && defined(USE_OPENLDAP))
+
+#include <curl/curl.h>
+#include "../urldata.h"
+
+#include "vauth.h"
+#include "../curlx/warnless.h"
+#include "../sendf.h"
+
+/* The last #include files should be: */
+#include "../curl_memory.h"
+#include "../memdebug.h"
+
+/*
+ * Curl_auth_create_plain_message()
+ *
+ * This is used to generate an already encoded PLAIN message ready
+ * for sending to the recipient.
+ *
+ * Parameters:
+ *
+ * authzid [in]     - The authorization identity.
+ * authcid [in]     - The authentication identity.
+ * passwd  [in]     - The password.
+ * out     [out]    - The result storage.
+ *
+ * Returns CURLE_OK on success.
+ */
+CURLcode Curl_auth_create_plain_message(const char *authzid,
+                                        const char *authcid,
+                                        const char *passwd,
+                                        struct bufref *out)
+{
+  size_t len;
+  char *auth;
+
+  size_t zlen = (authzid == NULL ? 0 : strlen(authzid));
+  size_t clen = strlen(authcid);
+  size_t plen = strlen(passwd);
+
+  if((zlen > CURL_MAX_INPUT_LENGTH) || (clen > CURL_MAX_INPUT_LENGTH) ||
+     (plen > CURL_MAX_INPUT_LENGTH))
+    return CURLE_TOO_LARGE;
+
+  len = zlen + clen + plen + 2;
+
+  auth = curl_maprintf("%s%c%s%c%s", authzid ? authzid : "", '\0',
+                       authcid, '\0', passwd);
+  if(!auth)
+    return CURLE_OUT_OF_MEMORY;
+  Curl_bufref_set(out, auth, len, curl_free);
+  return CURLE_OK;
+}
+
+/*
+ * Curl_auth_create_login_message()
+ *
+ * This is used to generate an already encoded LOGIN message containing the
+ * username or password ready for sending to the recipient.
+ *
+ * Parameters:
+ *
+ * valuep  [in]     - The username or user's password.
+ * out     [out]    - The result storage.
+ *
+ * Returns void.
+ */
+void Curl_auth_create_login_message(const char *valuep, struct bufref *out)
+{
+  Curl_bufref_set(out, valuep, strlen(valuep), NULL);
+}
+
+/*
+ * Curl_auth_create_external_message()
+ *
+ * This is used to generate an already encoded EXTERNAL message containing
+ * the username ready for sending to the recipient.
+ *
+ * Parameters:
+ *
+ * user    [in]     - The username.
+ * out     [out]    - The result storage.
+ *
+ * Returns void.
+ */
+void Curl_auth_create_external_message(const char *user,
+                                       struct bufref *out)
+{
+  /* This is the same formatting as the login message */
+  Curl_auth_create_login_message(user, out);
+}
+
+#endif /* if no users */