Merge latest main into PnP staging branch

.github/CODEOWNERS

@@ -0,0 +1,9 @@
+###########
+# Azure IoT SDK C
+###########
+
+# Catch all for whole project
+* @CIPop @danewalton @ericwol-msft @ewertons @jspaith @momuno @preethi826 @vaavva
+
+# README Files
+*.md @CIPop @danewalton @ericwol-msft @ewertons @jspaith @momuno @preethi826 @vaavva @wduraes

.gitignore

@@ -204,7 +204,7 @@ common/tools/macro_utils_h_generator/macro_utils_h_generator.exe
 build_all/windows/nuget.exe
 
 /cmake
-/build
+**/build
 *.cert
 /.vs
 

CMakeLists.txt

@@ -41,6 +41,7 @@ IF(WIN32)
     add_definitions(-D_CRT_SECURE_NO_WARNINGS)
 endif()
 
+
 ########### CMake Options ###########
 # Testing
 option(run_e2e_tests "set run_e2e_tests to ON to run e2e tests (default is OFF)" OFF)
@@ -56,18 +57,20 @@ option(dont_use_uploadtoblob "set dont_use_uploadtoblob to ON if the functionali
 option(no_logging "disable logging" OFF)
 option(use_installed_dependencies "set use_installed_dependencies to ON to use installed packages instead of building dependencies from submodules" OFF)
 option(warnings_as_errors  "enable strict compiler warnings-as-errors" ON)
+option(strict_prototypes  "enable GCC strict-prototypes compiler option. This is not supported with test code enabled." OFF)
 option(build_as_dynamic "build the IoT SDK libaries as dynamic"  OFF)
 # Turn on/off IoT features
-option(use_prov_client "Enable provisioning client" OFF)
+option(use_prov_client "Enable provisioning client" ON)
 option(use_tpm_simulator "tpm simulator type of hsm used with the provisioning client" OFF)
 option(use_edge_modules "Enable support for running modules against Azure IoT Edge" OFF)
 option(use_custom_heap "use externally defined heap functions instead of the malloc family" OFF)
 option(build_service_client "controls whether the iothub_service_client is built or not" ON)
 option(build_provisioning_service_client "controls whether the provisioning_service_client is built or not" ON)
 # HSM Type
-option(hsm_type_x509 "x509 type of hsm used with the Provisioning client" OFF)
-option(hsm_type_sastoken "tpm type of hsm used with the Provisioning client" OFF)
-option(hsm_type_symm_key "Symmetric key type of hsm used with the Provisioning client" OFF)
+option(hsm_type_x509 "x509 type of hsm used with the Provisioning client" ON)
+option(hsm_type_riot "DICE/RIoT x509 type of hsm used with the Provisioning client" OFF)
+option(hsm_type_sastoken "tpm type of hsm used with the Provisioning client" ON)
+option(hsm_type_symm_key "Symmetric key type of hsm used with the Provisioning client" ON)
 option(hsm_type_custom "hsm type of custom used with the Provisioning client" OFF)
 # Transport
 option(use_amqp "set use_amqp to ON if amqp is to be used, set to OFF to not use amqp" ON)
@@ -131,11 +134,17 @@ if (${warnings_as_errors})
     endif()
 endif()
 
+if (${strict_prototypes})
+    if (NOT MSVC)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wstrict-prototypes")
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wstrict-prototypes")
+    endif()
+endif()
+
 if(${use_custom_heap})
     add_definitions(-DGB_USE_CUSTOM_HEAP)
 endif()
 
-########## Enable Specific Root Certs ##########
 if (${use_azure_cloud_rsa_cert})
     add_definitions(-DUSE_AZURE_CLOUD_RSA_CERT)
 endif()
@@ -176,7 +185,7 @@ if (${use_prov_client})
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DUSE_PROV_MODULE_FULL")
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DUSE_PROV_MODULE_FULL")
     if ("${hsm_custom_lib}" STREQUAL "")
-        if ((NOT ${hsm_type_x509}) AND (NOT ${hsm_type_sastoken}) AND (NOT ${hsm_type_symm_key}))
+        if ((NOT ${hsm_type_x509}) AND (NOT ${hsm_type_sastoken}) AND (NOT ${hsm_type_symm_key}) AND (NOT ${hsm_type_riot}))
             # If the cmake option did not explicitly configure an hsm type, then enable them all.
             set(hsm_type_x509 ON)
             set(hsm_type_sastoken ON)
@@ -204,6 +213,10 @@ if (NOT ${use_amqp} AND NOT ${use_http} AND NOT ${use_mqtt})
     message(FATAL_ERROR "CMAKE Failure: AMQP, HTTP & MQTT are all disabled, IoT Hub Client must have one protocol enabled.")
 endif()
 
+if (${hsm_type_x509} AND ${hsm_type_riot})
+    message(FATAL_ERROR "CMAKE Failure: hsm_type_x509 and hsm_type_riot are incompatible. Select only one X509 HSM type.")
+endif()
+
 if (${dont_use_uploadtoblob})
     add_definitions(-DDONT_USE_UPLOADTOBLOB)
 endif()