Resurrect http_transport_libcurl
Bug: chromium:1077284
Change-Id: Id113c0f2a954b97f138e9fc75731cdb5aeaf0375
Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/2037803
Commit-Queue: Joshua Peraza <jperaza@chromium.org>
Reviewed-by: Mark Mentovai <mark@chromium.org>
GitOrigin-RevId: b1c36e7478c3a44bcff3d379ae7e27220b409350
diff --git a/build/install_linux_sysroot.py b/build/install_linux_sysroot.py
index 97f2c14..4e89837 100755
--- a/build/install_linux_sysroot.py
+++ b/build/install_linux_sysroot.py
@@ -29,8 +29,8 @@
# https://cs.chromium.org/chromium/src/build/linux/sysroot_scripts/sysroots.json
SERVER = 'https://commondatastorage.googleapis.com'
PATH = 'chrome-linux-sysroot/toolchain'
-REVISION = '3c248ba4290a5ad07085b7af07e6785bf1ae5b66'
-FILENAME = 'debian_stretch_amd64_sysroot.tar.xz'
+REVISION = '43a87bbebccad99325fdcf34166295b121ee15c7'
+FILENAME = 'debian_sid_amd64_sysroot.tar.xz'
def main():
diff --git a/handler/crash_report_upload_thread.cc b/handler/crash_report_upload_thread.cc
index 1e5f123..b7e445f 100644
--- a/handler/crash_report_upload_thread.cc
+++ b/handler/crash_report_upload_thread.cc
@@ -294,6 +294,10 @@
"application/octet-stream");
std::unique_ptr<HTTPTransport> http_transport(HTTPTransport::Create());
+ if (!http_transport) {
+ return UploadResult::kPermanentFailure;
+ }
+
HTTPHeaders content_headers;
http_multipart_builder.PopulateContentHeaders(&content_headers);
for (const auto& content_header : content_headers) {
diff --git a/util/BUILD.gn b/util/BUILD.gn
index f51f0b9..fb30636 100644
--- a/util/BUILD.gn
+++ b/util/BUILD.gn
@@ -387,7 +387,7 @@
deps = []
- if (crashpad_is_linux || crashpad_is_fuchsia || crashpad_is_android) {
+ if (crashpad_http_transport_impl == "socket") {
sources += [ "net/http_transport_socket.cc" ]
if (crashpad_use_boringssl_for_http_transport_socket) {
defines += [ "CRASHPAD_USE_BORINGSSL" ]
@@ -401,6 +401,8 @@
]
}
}
+ } else if (crashpad_http_transport_impl == "libcurl") {
+ sources += [ "net/http_transport_libcurl.cc" ]
}
if (crashpad_is_android) {
diff --git a/util/misc/no_cfi_icall.h b/util/misc/no_cfi_icall.h
index 25535b4..817dca6 100644
--- a/util/misc/no_cfi_icall.h
+++ b/util/misc/no_cfi_icall.h
@@ -124,6 +124,9 @@
explicit NoCfiIcall(Functor function) : function_(function) {}
//! \see NoCfiIcall
+ NoCfiIcall() : function_(static_cast<Functor>(nullptr)) {}
+
+ //! \see NoCfiIcall
template <typename PointerType,
typename = std::enable_if_t<
std::is_same<typename std::remove_cv<PointerType>::type,
@@ -142,6 +145,20 @@
~NoCfiIcall() = default;
+ //! \brief Updates the pointer to the function to be called.
+ //!
+ //! \param function A pointer to the function to be called.
+ void SetPointer(Functor function) { function_ = function; }
+
+ //! \see SetPointer
+ template <typename PointerType,
+ typename = std::enable_if_t<
+ std::is_same<typename std::remove_cv<PointerType>::type,
+ void*>::value>>
+ void SetPointer(PointerType function) {
+ function_ = reinterpret_cast<Functor>(function);
+ }
+
//! \brief Calls the function without sanitization by cfi-icall.
template <typename... RunArgs>
decltype(auto) operator()(RunArgs&&... args) const {
diff --git a/util/net/http_transport_libcurl.cc b/util/net/http_transport_libcurl.cc
new file mode 100644
index 0000000..8993ebc
--- /dev/null
+++ b/util/net/http_transport_libcurl.cc
@@ -0,0 +1,538 @@
+// Copyright 2017 The Crashpad Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "util/net/http_transport.h"
+
+#include <curl/curl.h>
+#include <dlfcn.h>
+#include <string.h>
+#include <sys/utsname.h>
+
+#include <algorithm>
+#include <limits>
+
+#include "base/check.h"
+#include "base/logging.h"
+#include "base/numerics/safe_math.h"
+#include "base/scoped_generic.h"
+#include "base/strings/string_number_conversions.h"
+#include "base/strings/stringprintf.h"
+#include "build/build_config.h"
+#include "package.h"
+#include "util/misc/no_cfi_icall.h"
+#include "util/net/http_body.h"
+#include "util/numeric/safe_assignment.h"
+
+namespace crashpad {
+
+namespace {
+
+// Crashpad depends on libcurl via dlopen() in order to maximize its tolerance
+// of various libcurl flavors and installation configurations. This class serves
+// as a linkage table for libcurl procedures.
+class Libcurl {
+ public:
+ static bool Initialized() {
+ static bool initialized = Get()->Initialize();
+ return initialized;
+ }
+
+ static void CurlEasyCleanup(CURL* curl) {
+ return Get()->curl_easy_cleanup_(curl);
+ }
+
+ static CURL* CurlEasyInit() { return Get()->curl_easy_init_(); }
+
+ static CURLcode CurlEasyPerform(CURL* curl) {
+ return Get()->curl_easy_perform_(curl);
+ }
+
+ static const char* CurlEasyStrError(CURLcode code) {
+ return Get()->curl_easy_strerror_(code);
+ }
+
+ template <typename Pointer>
+ static CURLcode CurlEasyGetInfo(CURL* curl, CURLINFO info, Pointer out) {
+ return Get()->curl_easy_getinfo_(curl, info, out);
+ }
+
+ template <typename Pointer>
+ static CURLcode CurlEasySetOpt(CURL* curl, CURLoption option, Pointer param) {
+ return Get()->curl_easy_setopt_(curl, option, param);
+ }
+
+ static CURLcode CurlGlobalInit(long flags) {
+ return Get()->curl_global_init_(flags);
+ }
+
+ static void CurlSlistFreeAll(struct curl_slist* slist) {
+ return Get()->curl_slist_free_all_(slist);
+ }
+
+ static struct curl_slist* CurlSlistAppend(struct curl_slist* slist,
+ const char* data) {
+ return Get()->curl_slist_append_(slist, data);
+ }
+
+ static char* CurlVersion() { return Get()->curl_version_(); }
+
+ private:
+ Libcurl() = default;
+ ~Libcurl() = delete;
+
+ static Libcurl* Get() {
+ static Libcurl* instance = new Libcurl();
+ return instance;
+ }
+
+ bool Initialize() {
+ void* libcurl = []() {
+ std::vector<std::string> errors;
+ for (const auto& lib : {
+ "libcurl.so",
+ "libcurl-gnutls.so.4",
+ "libcurl-nss.so.4",
+ "libcurl.so.4",
+ }) {
+ void* libcurl = dlopen(lib, RTLD_LAZY | RTLD_LOCAL);
+ if (libcurl) {
+ return libcurl;
+ }
+ errors.emplace_back(dlerror());
+ }
+ for (const auto& message : errors) {
+ LOG(ERROR) << "dlopen:" << message;
+ }
+ return static_cast<void*>(nullptr);
+ }();
+ if (!libcurl) {
+ return false;
+ }
+
+#define LINK_OR_RETURN_FALSE(symbol) \
+ do { \
+ symbol##_.SetPointer(dlsym(libcurl, #symbol)); \
+ if (!symbol##_) { \
+ LOG(ERROR) << "dlsym:" << dlerror(); \
+ return false; \
+ } \
+ } while (0);
+
+ LINK_OR_RETURN_FALSE(curl_easy_cleanup);
+ LINK_OR_RETURN_FALSE(curl_easy_init);
+ LINK_OR_RETURN_FALSE(curl_easy_perform);
+ LINK_OR_RETURN_FALSE(curl_easy_strerror);
+ LINK_OR_RETURN_FALSE(curl_easy_getinfo);
+ LINK_OR_RETURN_FALSE(curl_easy_setopt);
+ LINK_OR_RETURN_FALSE(curl_global_init);
+ LINK_OR_RETURN_FALSE(curl_slist_free_all);
+ LINK_OR_RETURN_FALSE(curl_slist_append);
+ LINK_OR_RETURN_FALSE(curl_version);
+
+#undef LINK_OR_RETURN_FALSE
+
+ return true;
+ }
+
+ NoCfiIcall<decltype(curl_easy_cleanup)*> curl_easy_cleanup_;
+ NoCfiIcall<decltype(curl_easy_init)*> curl_easy_init_;
+ NoCfiIcall<decltype(curl_easy_perform)*> curl_easy_perform_;
+ NoCfiIcall<decltype(curl_easy_strerror)*> curl_easy_strerror_;
+ NoCfiIcall<decltype(curl_easy_getinfo)*> curl_easy_getinfo_;
+ NoCfiIcall<decltype(curl_easy_setopt)*> curl_easy_setopt_;
+ NoCfiIcall<decltype(curl_global_init)*> curl_global_init_;
+ NoCfiIcall<decltype(curl_slist_free_all)*> curl_slist_free_all_;
+ NoCfiIcall<decltype(curl_slist_append)*> curl_slist_append_;
+ NoCfiIcall<decltype(curl_version)*> curl_version_;
+
+ DISALLOW_COPY_AND_ASSIGN(Libcurl);
+};
+
+std::string UserAgent() {
+ std::string user_agent = base::StringPrintf(
+ "%s/%s %s", PACKAGE_NAME, PACKAGE_VERSION, Libcurl::CurlVersion());
+
+ utsname os;
+ if (uname(&os) != 0) {
+ PLOG(WARNING) << "uname";
+ } else {
+ // Match the architecture name that would be used by the kernel, so that the
+ // strcmp() below can omit the kernel’s architecture name if it’s the same
+ // as the user process’ architecture. On Linux, these names are normally
+ // defined in each architecture’s Makefile as UTS_MACHINE, but can be
+ // overridden in architecture-specific configuration as COMPAT_UTS_MACHINE.
+ // See linux-4.9.17/arch/*/Makefile and
+ // linux-4.9.17/arch/*/include/asm/compat.h. In turn, on some systems, these
+ // names are further overridden or refined in early kernel startup code by
+ // modifying the string returned by linux-4.9.17/include/linux/utsname.h
+ // init_utsname() as noted.
+#if defined(ARCH_CPU_X86)
+ // linux-4.9.17/arch/x86/kernel/cpu/bugs.c check_bugs() sets the first digit
+ // to 4, 5, or 6, but no higher.
+#if defined(__i686__)
+ static constexpr char arch[] = "i686";
+#elif defined(__i586__)
+ static constexpr char arch[] = "i586";
+#elif defined(__i486__)
+ static constexpr char arch[] = "i486";
+#else
+ static constexpr char arch[] = "i386";
+#endif
+#elif defined(ARCH_CPU_X86_64)
+ static constexpr char arch[] = "x86_64";
+#elif defined(ARCH_CPU_ARMEL)
+ // linux-4.9.17/arch/arm/kernel/setup.c setup_processor() bases the string
+ // on the ARM processor name and a character identifying little- or
+ // big-endian. The processor name comes from a definition in
+ // arch/arm/mm/proc-*.S.
+#if defined(__ARM_ARCH_4T__)
+ static constexpr char arch[] =
+ "armv4t"
+#elif defined(__ARM_ARCH_5TEJ__)
+ static constexpr char arch[] =
+ "armv5tej"
+#elif defined(__ARM_ARCH_5TE__)
+ static constexpr char arch[] =
+ "armv5te"
+#elif defined(__ARM_ARCH_5T__)
+ static constexpr char arch[] =
+ "armv5t"
+#elif defined(__ARM_ARCH_7M__)
+ static constexpr char arch[] =
+ "armv7m"
+#else
+ // Most ARM architectures fall into here, including all profile variants of
+ // armv6, armv7, armv8, with one exception, armv7m, handled above.
+ // xstr(__ARM_ARCH) will be the architecture revision number, such as 6, 7,
+ // or 8.
+#define xstr(s) str(s)
+#define str(s) #s
+ static constexpr char arch[] =
+ "armv" xstr(__ARM_ARCH)
+#undef str
+#undef xstr
+#endif
+#if defined(ARCH_CPU_LITTLE_ENDIAN)
+ "l";
+#elif defined(ARCH_CPU_BIG_ENDIAN)
+ "b";
+#endif
+#elif defined(ARCH_CPU_ARM64)
+ // ARM64 uses aarch64 or aarch64_be as directed by ELF_PLATFORM. See
+ // linux-4.9.17/arch/arm64/kernel/setup.c setup_arch().
+#if defined(ARCH_CPU_LITTLE_ENDIAN)
+ static constexpr char arch[] = "aarch64";
+#elif defined(ARCH_CPU_BIG_ENDIAN)
+ static constexpr char arch[] = "aarch64_be";
+#endif
+#else
+#error Port
+#endif
+
+ user_agent.append(
+ base::StringPrintf(" %s/%s (%s", os.sysname, os.release, arch));
+ if (strcmp(arch, os.machine) != 0) {
+ user_agent.append(base::StringPrintf("; %s", os.machine));
+ }
+ user_agent.append(1, ')');
+ }
+
+ return user_agent;
+}
+
+std::string CurlErrorMessage(CURLcode curl_err, const std::string& base) {
+ return base::StringPrintf("%s: %s (%d)",
+ base.c_str(),
+ Libcurl::CurlEasyStrError(curl_err),
+ curl_err);
+}
+
+struct ScopedCURLTraits {
+ static CURL* InvalidValue() { return nullptr; }
+ static void Free(CURL* curl) {
+ if (curl) {
+ Libcurl::CurlEasyCleanup(curl);
+ }
+ }
+};
+using ScopedCURL = base::ScopedGeneric<CURL*, ScopedCURLTraits>;
+
+class CurlSList {
+ public:
+ CurlSList() : list_(nullptr) {}
+ ~CurlSList() {
+ if (list_) {
+ Libcurl::CurlSlistFreeAll(list_);
+ }
+ }
+
+ curl_slist* get() const { return list_; }
+
+ bool Append(const char* data) {
+ curl_slist* list = Libcurl::CurlSlistAppend(list_, data);
+ if (!list_) {
+ list_ = list;
+ }
+ return list != nullptr;
+ }
+
+ private:
+ curl_slist* list_;
+
+ DISALLOW_COPY_AND_ASSIGN(CurlSList);
+};
+
+class ScopedClearString {
+ public:
+ explicit ScopedClearString(std::string* string) : string_(string) {}
+
+ ~ScopedClearString() {
+ if (string_) {
+ string_->clear();
+ }
+ }
+
+ void Disarm() { string_ = nullptr; }
+
+ private:
+ std::string* string_;
+
+ DISALLOW_COPY_AND_ASSIGN(ScopedClearString);
+};
+
+class HTTPTransportLibcurl final : public HTTPTransport {
+ public:
+ HTTPTransportLibcurl();
+ ~HTTPTransportLibcurl() override;
+
+ // HTTPTransport:
+ bool ExecuteSynchronously(std::string* response_body) override;
+
+ private:
+ static size_t ReadRequestBody(char* buffer,
+ size_t size,
+ size_t nitems,
+ void* userdata);
+ static size_t WriteResponseBody(char* buffer,
+ size_t size,
+ size_t nitems,
+ void* userdata);
+
+ DISALLOW_COPY_AND_ASSIGN(HTTPTransportLibcurl);
+};
+
+HTTPTransportLibcurl::HTTPTransportLibcurl() : HTTPTransport() {}
+
+HTTPTransportLibcurl::~HTTPTransportLibcurl() {}
+
+bool HTTPTransportLibcurl::ExecuteSynchronously(std::string* response_body) {
+ DCHECK(body_stream());
+
+ response_body->clear();
+
+ // curl_easy_init() will do this on the first call if it hasn’t been done yet,
+ // but not in a thread-safe way as is done here.
+ static CURLcode curl_global_init_err = []() {
+ return Libcurl::CurlGlobalInit(CURL_GLOBAL_DEFAULT);
+ }();
+ if (curl_global_init_err != CURLE_OK) {
+ LOG(ERROR) << CurlErrorMessage(curl_global_init_err, "curl_global_init");
+ return false;
+ }
+
+ CurlSList curl_headers;
+ ScopedCURL curl(Libcurl::CurlEasyInit());
+ if (!curl.get()) {
+ LOG(ERROR) << "curl_easy_init";
+ return false;
+ }
+
+// These macros wrap the repetitive “try something, log an error and return
+// false on failure” pattern. Macros are convenient because the log messages
+// will point to the correct line number, which can help pinpoint a problem when
+// there are as many calls to these functions as there are here.
+#define TRY_CURL_EASY_SETOPT(curl, option, parameter) \
+ do { \
+ CURLcode curl_err = \
+ Libcurl::CurlEasySetOpt((curl), (option), (parameter)); \
+ if (curl_err != CURLE_OK) { \
+ LOG(ERROR) << CurlErrorMessage(curl_err, "curl_easy_setopt"); \
+ return false; \
+ } \
+ } while (false)
+#define TRY_CURL_SLIST_APPEND(slist, data) \
+ do { \
+ if (!(slist).Append(data)) { \
+ LOG(ERROR) << "curl_slist_append"; \
+ return false; \
+ } \
+ } while (false)
+
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_USERAGENT, UserAgent().c_str());
+
+ // Accept and automatically decode any encoding that libcurl understands.
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_ACCEPT_ENCODING, "");
+
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_URL, url().c_str());
+
+ if (!root_ca_certificate_path().empty()) {
+ TRY_CURL_EASY_SETOPT(
+ curl.get(), CURLOPT_CAINFO, root_ca_certificate_path().value().c_str());
+ }
+
+ constexpr int kMillisecondsPerSecond = 1E3;
+ TRY_CURL_EASY_SETOPT(curl.get(),
+ CURLOPT_TIMEOUT_MS,
+ static_cast<long>(timeout() * kMillisecondsPerSecond));
+
+ // If the request body size is known ahead of time, a Content-Length header
+ // field will be present. Store that to use as CURLOPT_POSTFIELDSIZE_LARGE,
+ // which will both set the Content-Length field in the request header and
+ // inform libcurl of the request body size. Otherwise, use Transfer-Encoding:
+ // chunked, which does not require advance knowledge of the request body size.
+ bool chunked = true;
+ size_t content_length;
+ for (const auto& pair : headers()) {
+ if (pair.first == kContentLength) {
+ chunked = !base::StringToSizeT(pair.second, &content_length);
+ DCHECK(!chunked);
+ } else {
+ TRY_CURL_SLIST_APPEND(curl_headers,
+ (pair.first + ": " + pair.second).c_str());
+ }
+ }
+
+ if (method() == "POST") {
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_POST, 1l);
+
+ // By default when sending a POST request, libcurl includes an “Expect:
+ // 100-continue” header field. Althogh this header is specified in HTTP/1.1
+ // (RFC 2616 §8.2.3, RFC 7231 §5.1.1), even collection servers that claim to
+ // speak HTTP/1.1 may not respond to it. When sending this header field,
+ // libcurl will wait for one second for the server to respond with a “100
+ // Continue” status before continuing to transmit the request body. This
+ // delay is avoided by telling libcurl not to send this header field at all.
+ // The drawback is that certain HTTP error statuses may not be received
+ // until after substantial amounts of data have been sent to the server.
+ TRY_CURL_SLIST_APPEND(curl_headers, "Expect:");
+
+ if (chunked) {
+ TRY_CURL_SLIST_APPEND(curl_headers, "Transfer-Encoding: chunked");
+ } else {
+ curl_off_t content_length_curl;
+ if (!AssignIfInRange(&content_length_curl, content_length)) {
+ LOG(ERROR) << base::StringPrintf("Content-Length %zu too large",
+ content_length);
+ return false;
+ }
+ TRY_CURL_EASY_SETOPT(
+ curl.get(), CURLOPT_POSTFIELDSIZE_LARGE, content_length_curl);
+ }
+ } else if (method() != "GET") {
+ // Untested.
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_CUSTOMREQUEST, method().c_str());
+ }
+
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_HTTPHEADER, curl_headers.get());
+
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_READFUNCTION, ReadRequestBody);
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_READDATA, this);
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_WRITEFUNCTION, WriteResponseBody);
+ TRY_CURL_EASY_SETOPT(curl.get(), CURLOPT_WRITEDATA, response_body);
+
+#undef TRY_CURL_EASY_SETOPT
+#undef TRY_CURL_SLIST_APPEND
+
+ // If a partial response body is received and then a failure occurs, ensure
+ // that response_body is cleared.
+ ScopedClearString clear_response_body(response_body);
+
+ // Do it.
+ CURLcode curl_err = Libcurl::CurlEasyPerform(curl.get());
+ if (curl_err != CURLE_OK) {
+ LOG(ERROR) << CurlErrorMessage(curl_err, "curl_easy_perform");
+ return false;
+ }
+
+ long status;
+ curl_err =
+ Libcurl::CurlEasyGetInfo(curl.get(), CURLINFO_RESPONSE_CODE, &status);
+ if (curl_err != CURLE_OK) {
+ LOG(ERROR) << CurlErrorMessage(curl_err, "curl_easy_getinfo");
+ return false;
+ }
+
+ if (status != 200) {
+ LOG(ERROR) << base::StringPrintf("HTTP status %ld", status);
+ return false;
+ }
+
+ // The response body is complete. Don’t clear it.
+ clear_response_body.Disarm();
+
+ return true;
+}
+
+// static
+size_t HTTPTransportLibcurl::ReadRequestBody(char* buffer,
+ size_t size,
+ size_t nitems,
+ void* userdata) {
+ HTTPTransportLibcurl* self =
+ reinterpret_cast<HTTPTransportLibcurl*>(userdata);
+
+ // This libcurl callback mimics the silly stdio-style fread() interface: size
+ // and nitems have been separated and must be multiplied.
+ base::CheckedNumeric<size_t> checked_len = base::CheckMul(size, nitems);
+ size_t len = checked_len.ValueOrDefault(std::numeric_limits<size_t>::max());
+
+ // Limit the read to what can be expressed in a FileOperationResult.
+ len = std::min(
+ len,
+ static_cast<size_t>(std::numeric_limits<FileOperationResult>::max()));
+
+ FileOperationResult bytes_read = self->body_stream()->GetBytesBuffer(
+ reinterpret_cast<uint8_t*>(buffer), len);
+ if (bytes_read < 0) {
+ return CURL_READFUNC_ABORT;
+ }
+
+ return bytes_read;
+}
+
+// static
+size_t HTTPTransportLibcurl::WriteResponseBody(char* buffer,
+ size_t size,
+ size_t nitems,
+ void* userdata) {
+ std::string* response_body = reinterpret_cast<std::string*>(userdata);
+
+ // This libcurl callback mimics the silly stdio-style fread() interface: size
+ // and nitems have been separated and must be multiplied.
+ base::CheckedNumeric<size_t> checked_len = base::CheckMul(size, nitems);
+ size_t len = checked_len.ValueOrDefault(std::numeric_limits<size_t>::max());
+
+ response_body->append(buffer, len);
+ return len;
+}
+
+} // namespace
+
+// static
+std::unique_ptr<HTTPTransport> HTTPTransport::Create() {
+ return std::unique_ptr<HTTPTransport>(
+ Libcurl::Initialized() ? new HTTPTransportLibcurl() : nullptr);
+}
+
+} // namespace crashpad
diff --git a/util/net/tls.gni b/util/net/tls.gni
index eb96845..343e9db 100644
--- a/util/net/tls.gni
+++ b/util/net/tls.gni
@@ -15,6 +15,14 @@
import("../../build/crashpad_buildconfig.gni")
declare_args() {
+ if (crashpad_is_fuchsia || crashpad_is_android) {
+ crashpad_http_transport_impl = "socket"
+ } else if (crashpad_is_linux) {
+ crashpad_http_transport_impl = "libcurl"
+ } else {
+ crashpad_http_transport_impl = ""
+ }
+
# TODO(scottmg): https://crbug.com/crashpad/266 fuchsia:DX-690: BoringSSL
# was removed from the Fuchsia SDK. Re-enable it when we have a way to acquire
# a BoringSSL lib again.