Move winhttppal to its own library

Author: franksinankaya

Release/CMakeLists.txt

@@ -61,7 +61,7 @@ endif()
 
 include(cmake/cpprest_find_boost.cmake)
 include(cmake/cpprest_find_zlib.cmake)
-include(cmake/cpprest_find_curl.cmake)
+include(cmake/cpprest_find_winhttppal.cmake)
 include(cmake/cpprest_find_openssl.cmake)
 include(cmake/cpprest_find_websocketpp.cmake)
 include(cmake/cpprest_find_brotli.cmake)

Release/cmake/cpprest_find_curl.cmake

@@ -0,0 +1,17 @@
+function(cpprest_find_winhttppal)
+  if(TARGET cpprestsdk_winhttppal_internal)
+    return()
+  endif()
+
+  if(NOT winhttppal_LIBRARY OR NOT winhttppal_INCLUDE_DIRS)
+    find_package(winhttppal REQUIRED)
+  endif()
+
+  add_library(cpprestsdk_winhttppal_internal INTERFACE)
+  if(TARGET winhttppal::winhttppal)
+    target_link_libraries(cpprestsdk_winhttppal_internal INTERFACE winhttppal::winhttppal)
+  else()
+    target_link_libraries(cpprestsdk_winhttppal_internal INTERFACE "$<BUILD_INTERFACE:${winhttppal_LIBRARY}>")
+    target_include_directories(cpprestsdk_winhttppal_internal INTERFACE "$<BUILD_INTERFACE:${winhttppal_INCLUDE_DIRS}>")
+  endif()
+endfunction()

Release/cmake/cpprest_find_winhttppal.cmake

@@ -11,8 +11,8 @@ if(@CPPREST_USES_OPENSSL@)
   find_dependency(OpenSSL)
 endif()
 
-if(@CPPREST_USES_CURL@)
-  find_dependency(CURL)
+if(@CPPREST_USES_WINHTTPPAL@)
+  find_dependency(WINHTTPPAL)
 endif()
 
 if(@CPPREST_USES_BOOST@ AND OFF)

Release/cmake/cpprestsdk-config.in.cmake

@@ -131,13 +131,13 @@ if(CPPREST_HTTP_CLIENT_IMPL STREQUAL "asio")
   target_compile_definitions(cpprest PUBLIC -DCPPREST_FORCE_HTTP_CLIENT_ASIO)
   target_sources(cpprest PRIVATE http/client/http_client_asio.cpp http/client/x509_cert_utilities.cpp)
   target_link_libraries(cpprest PUBLIC cpprestsdk_boost_internal cpprestsdk_openssl_internal)
-elseif(CPPREST_HTTP_CLIENT_IMPL STREQUAL "curl")
+elseif(CPPREST_HTTP_CLIENT_IMPL STREQUAL "winhttppal")
   cpprest_find_boost()
   cpprest_find_openssl()
-  cpprest_find_curl()
-  target_compile_definitions(cpprest PUBLIC -DCPPREST_FORCE_HTTP_CLIENT_CURL)
-  target_sources(cpprest PRIVATE http/client/http_client_curl.cpp http/client/winhttppal/winhttppal.cpp http/client/x509_cert_utilities.cpp)
-  target_link_libraries(cpprest PUBLIC cpprestsdk_boost_internal cpprestsdk_openssl_internal cpprestsdk_curl_internal)
+  cpprest_find_winhttppal()
+  target_compile_definitions(cpprest PUBLIC -DCPPREST_FORCE_HTTP_CLIENT_WINHTTPPAL)
+  target_sources(cpprest PRIVATE http/client/http_client_winhttppal.cpp http/client/x509_cert_utilities.cpp)
+  target_link_libraries(cpprest PUBLIC cpprestsdk_boost_internal cpprestsdk_openssl_internal cpprestsdk_winhttppal_internal)
 elseif(CPPREST_HTTP_CLIENT_IMPL STREQUAL "winhttp")
   target_link_libraries(cpprest PRIVATE
     httpapi.lib
@@ -244,7 +244,7 @@ if(CPPREST_INSTALL)
   set(CPPREST_USES_ZLIB OFF)
   set(CPPREST_USES_BROTLI OFF)
   set(CPPREST_USES_OPENSSL OFF)
-  set(CPPREST_USES_CURL OFF)
+  set(CPPREST_USES_WINHTTPPAL OFF)
 
   set(CPPREST_TARGETS cpprest)
   if(TARGET cpprestsdk_boost_internal)
@@ -263,9 +263,9 @@ if(CPPREST_INSTALL)
     list(APPEND CPPREST_TARGETS cpprestsdk_openssl_internal)
     set(CPPREST_USES_OPENSSL ON)
   endif()
-  if(TARGET cpprestsdk_curl_internal)
-    list(APPEND CPPREST_TARGETS cpprestsdk_curl_internal)
-    set(CPPREST_USES_CURL ON)
+  if(TARGET cpprestsdk_winhttppal_internal)
+    list(APPEND CPPREST_TARGETS cpprestsdk_winhttppal_internal)
+    set(CPPREST_USES_WINHTTPPAL ON)
   endif()
   if(TARGET cpprestsdk_websocketpp_internal)
     list(APPEND CPPREST_TARGETS cpprestsdk_websocketpp_internal)

Release/src/CMakeLists.txt

@@ -18,7 +18,7 @@
 #include "../common/internal_http_helpers.h"
 #include "cpprest/http_headers.h"
 #include "http_client_impl.h"
-#include "winhttppal/winhttppal.h"
+#include "winhttppal.h"
 #include <atomic>
 #include <memory>
 
@@ -620,7 +620,7 @@ struct ie_proxy_config : WINHTTP_CURRENT_USER_IE_PROXY_CONFIG
 };
 
 
-// CURL client.
+// WINHTTPPAL client.
 class curl_client final : public _http_client_communicator
 {
 public:
@@ -923,7 +923,7 @@ class curl_client final : public _http_client_communicator
         DWORD ignoredCertificateValidationSteps = 0;
         if (client_config().validate_certificates())
         {
-            // Revocation is enabled by default in CURL
+            // Revocation is enabled by default in WINHTTPPAL
             // check if the user has overridden the desired Common Name with the host header
             const auto hostHeader = headers.find(_XPLATSTR("Host"));
             if (hostHeader != headers.end())