Add contib/libs/breakpad to export

commit_hash:9d85255f8d9249f14105e4626bf4484805b8aed4

1 files changed, 230 insertions, 0 deletions

diff --git a/contrib/libs/breakpad/src/common/linux/http_upload.cc b/contrib/libs/breakpad/src/common/linux/http_upload.cc
new file mode 100644
index 0000000000..ace12b84e1
--- /dev/null
+++ b/contrib/libs/breakpad/src/common/linux/http_upload.cc
@@ -0,0 +1,230 @@
+// Copyright (c) 2006, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "common/linux/http_upload.h"
+
+#include <assert.h>
+#include <dlfcn.h>
+#include "third_party/curl/curl.h"
+
+namespace {
+
+// Callback to get the response data from server.
+static size_t WriteCallback(void* ptr, size_t size,
+                            size_t nmemb, void* userp) {
+  if (!userp)
+    return 0;
+
+  string* response = reinterpret_cast<string*>(userp);
+  size_t real_size = size * nmemb;
+  response->append(reinterpret_cast<char*>(ptr), real_size);
+  return real_size;
+}
+
+}  // namespace
+
+namespace google_breakpad {
+
+static const char kUserAgent[] = "Breakpad/1.0 (Linux)";
+
+// static
+bool HTTPUpload::SendRequest(const string& url,
+                             const map<string, string>& parameters,
+                             const map<string, string>& files,
+                             const string& proxy,
+                             const string& proxy_user_pwd,
+                             const string& ca_certificate_file,
+                             string* response_body,
+                             long* response_code,
+                             string* error_description) {
+  if (response_code != NULL)
+    *response_code = 0;
+
+  if (!CheckParameters(parameters))
+    return false;
+
+  // We may have been linked statically; if curl_easy_init is in the
+  // current binary, no need to search for a dynamic version.
+  void* curl_lib = dlopen(NULL, RTLD_NOW);
+  if (!CheckCurlLib(curl_lib)) {
+    fprintf(stderr,
+            "Failed to open curl lib from binary, use libcurl.so instead\n");
+    dlerror();  // Clear dlerror before attempting to open libraries.
+    dlclose(curl_lib);
+    curl_lib = NULL;
+  }
+  if (!curl_lib) {
+    curl_lib = dlopen("libcurl.so", RTLD_NOW);
+  }
+  if (!curl_lib) {
+    if (error_description != NULL)
+      *error_description = dlerror();
+    curl_lib = dlopen("libcurl.so.4", RTLD_NOW);
+  }
+  if (!curl_lib) {
+    // Debian gives libcurl a different name when it is built against GnuTLS
+    // instead of OpenSSL.
+    curl_lib = dlopen("libcurl-gnutls.so.4", RTLD_NOW);
+  }
+  if (!curl_lib) {
+    curl_lib = dlopen("libcurl.so.3", RTLD_NOW);
+  }
+  if (!curl_lib) {
+    return false;
+  }
+
+  CURL* (*curl_easy_init)(void);
+  *(void**) (&curl_easy_init) = dlsym(curl_lib, "curl_easy_init");
+  CURL* curl = (*curl_easy_init)();
+  if (error_description != NULL)
+    *error_description = "No Error";
+
+  if (!curl) {
+    dlclose(curl_lib);
+    return false;
+  }
+
+  CURLcode err_code = CURLE_OK;
+  CURLcode (*curl_easy_setopt)(CURL*, CURLoption, ...);
+  *(void**) (&curl_easy_setopt) = dlsym(curl_lib, "curl_easy_setopt");
+  (*curl_easy_setopt)(curl, CURLOPT_URL, url.c_str());
+  (*curl_easy_setopt)(curl, CURLOPT_USERAGENT, kUserAgent);
+  // Support multithread by disabling timeout handling, would get SIGSEGV with
+  // Curl_resolv_timeout in stack trace otherwise.
+  // See https://curl.haxx.se/libcurl/c/threadsafe.html
+  (*curl_easy_setopt)(curl, CURLOPT_NOSIGNAL, 1);
+  // Set proxy information if necessary.
+  if (!proxy.empty())
+    (*curl_easy_setopt)(curl, CURLOPT_PROXY, proxy.c_str());
+  if (!proxy_user_pwd.empty())
+    (*curl_easy_setopt)(curl, CURLOPT_PROXYUSERPWD, proxy_user_pwd.c_str());
+
+  if (!ca_certificate_file.empty())
+    (*curl_easy_setopt)(curl, CURLOPT_CAINFO, ca_certificate_file.c_str());
+
+  struct curl_httppost* formpost = NULL;
+  struct curl_httppost* lastptr = NULL;
+  // Add form data.
+  CURLFORMcode (*curl_formadd)(struct curl_httppost**, struct curl_httppost**, ...);
+  *(void**) (&curl_formadd) = dlsym(curl_lib, "curl_formadd");
+  map<string, string>::const_iterator iter = parameters.begin();
+  for (; iter != parameters.end(); ++iter)
+    (*curl_formadd)(&formpost, &lastptr,
+                 CURLFORM_COPYNAME, iter->first.c_str(),
+                 CURLFORM_COPYCONTENTS, iter->second.c_str(),
+                 CURLFORM_END);
+
+  // Add form files.
+  for (iter = files.begin(); iter != files.end(); ++iter) {
+    (*curl_formadd)(&formpost, &lastptr,
+                 CURLFORM_COPYNAME, iter->first.c_str(),
+                 CURLFORM_FILE, iter->second.c_str(),
+                 CURLFORM_END);
+  }
+
+  (*curl_easy_setopt)(curl, CURLOPT_HTTPPOST, formpost);
+
+  // Disable 100-continue header.
+  struct curl_slist* headerlist = NULL;
+  char buf[] = "Expect:";
+  struct curl_slist* (*curl_slist_append)(struct curl_slist*, const char*);
+  *(void**) (&curl_slist_append) = dlsym(curl_lib, "curl_slist_append");
+  headerlist = (*curl_slist_append)(headerlist, buf);
+  (*curl_easy_setopt)(curl, CURLOPT_HTTPHEADER, headerlist);
+
+  if (response_body != NULL) {
+    (*curl_easy_setopt)(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
+    (*curl_easy_setopt)(curl, CURLOPT_WRITEDATA,
+                     reinterpret_cast<void*>(response_body));
+  }
+
+  // Fail if 400+ is returned from the web server.
+  (*curl_easy_setopt)(curl, CURLOPT_FAILONERROR, 1);
+
+  CURLcode (*curl_easy_perform)(CURL*);
+  *(void**) (&curl_easy_perform) = dlsym(curl_lib, "curl_easy_perform");
+  err_code = (*curl_easy_perform)(curl);
+  if (response_code != NULL) {
+    CURLcode (*curl_easy_getinfo)(CURL*, CURLINFO, ...);
+    *(void**) (&curl_easy_getinfo) = dlsym(curl_lib, "curl_easy_getinfo");
+    (*curl_easy_getinfo)(curl, CURLINFO_RESPONSE_CODE, response_code);
+  }
+  const char* (*curl_easy_strerror)(CURLcode);
+  *(void**) (&curl_easy_strerror) = dlsym(curl_lib, "curl_easy_strerror");
+#ifndef NDEBUG
+  if (err_code != CURLE_OK)
+    fprintf(stderr, "Failed to send http request to %s, error: %s\n",
+            url.c_str(),
+            (*curl_easy_strerror)(err_code));
+#endif
+  if (error_description != NULL)
+    *error_description = (*curl_easy_strerror)(err_code);
+
+  void (*curl_easy_cleanup)(CURL*);
+  *(void**) (&curl_easy_cleanup) = dlsym(curl_lib, "curl_easy_cleanup");
+  (*curl_easy_cleanup)(curl);
+  if (formpost != NULL) {
+    void (*curl_formfree)(struct curl_httppost*);
+    *(void**) (&curl_formfree) = dlsym(curl_lib, "curl_formfree");
+    (*curl_formfree)(formpost);
+  }
+  if (headerlist != NULL) {
+    void (*curl_slist_free_all)(struct curl_slist*);
+    *(void**) (&curl_slist_free_all) = dlsym(curl_lib, "curl_slist_free_all");
+    (*curl_slist_free_all)(headerlist);
+  }
+  dlclose(curl_lib);
+  return err_code == CURLE_OK;
+}
+
+// static
+bool HTTPUpload::CheckCurlLib(void* curl_lib) {
+  return curl_lib &&
+      dlsym(curl_lib, "curl_easy_init") &&
+      dlsym(curl_lib, "curl_easy_setopt");
+}
+
+// static
+bool HTTPUpload::CheckParameters(const map<string, string>& parameters) {
+  for (map<string, string>::const_iterator pos = parameters.begin();
+       pos != parameters.end(); ++pos) {
+    const string& str = pos->first;
+    if (str.size() == 0)
+      return false;  // disallow empty parameter names
+    for (unsigned int i = 0; i < str.size(); ++i) {
+      int c = str[i];
+      if (c < 32 || c == '"' || c > 127) {
+        return false;
+      }
+    }
+  }
+  return true;
+}
+
+}  // namespace google_breakpad