Squashed 'external/toxcore/c-toxcore/' changes from 8f0d505f9a..6d634674a9

6d634674a9 cleanup: Remove old type-ordered event getters.
d1d48d1dfc feat: add ngc events
994ffecc6b refactor: Make event dispatch ordered by receive time.
812f931d5f fix: Make sure there's enough space for CONSUME1 in fuzzers.
50f1b30fa9 test: Add fuzz tests to the coverage run.
df76f5cf47 chore: Move from gcov to llvm source-based coverage.
072e3beb3f fix: issues with packet broadcast error reporting
6b6718e4d2 cleanup: Make group packet entry creation less error-prone
5b9c420ce1 refactor: packet broadcast functions now return errors
af4cb31028 refactor: Use `operator==` for equality tests of `Node_format`.
9592d590cf refactor(test): Slightly nicer C++ interface to tox Random.
c66e10fb7a refactor: Minor refactoring of get_close_nodes functions.
ebc9643862 fix: don't pass garbage data buffer to packet send functions
32b68cffca cleanup: Some more test cleanups, removing overly smart code.
0426624dcb refactor: Assign malloc return to a local variable first.
afc38f2458 test: Add more unit tests for `add_to_list`.
05ce5c1ab9 test: Add "infer" CI check to github, remove from circle.
REVERT: 8f0d505f9a feat: add ngc events
REVERT: 9b8216e70c refactor: Make event dispatch ordered by receive time.

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 6d634674a929edb0ab70689dcbcb195b3547be13

CMakeLists.txt

@@ -160,21 +160,7 @@ if(BOOTSTRAP_DAEMON AND WIN32)
   set(BOOTSTRAP_DAEMON OFF)
 endif()
 
-# Enabling this breaks all other tests and no network connections will be possible
 option(BUILD_FUZZ_TESTS "Build fuzzing harnesses" OFF)
-if(BUILD_FUZZ_TESTS)
-    message(STATUS "Building in fuzz testing mode, no network connection will be possible")
-    # Disable everything we can
-    set(AUTOTEST OFF)
-    set(BUILD_MISC_TESTS OFF)
-    set(BUILD_FUN_UTILS OFF)
-    set(ENABLE_SHARED OFF)
-    set(MUST_BUILD_TOXAV OFF)
-    set(BUILD_TOXAV OFF)
-    set(BOOTSTRAP_DAEMON OFF)
-    set(DHT_BOOTSTRAP OFF)
-endif()
-
 
 if(MSVC)
   option(MSVC_STATIC_SODIUM "Whether to link libsodium statically for MSVC" OFF)
@@ -468,20 +454,33 @@ endif()
 ################################################################################
 
 # Create combined library from all the sources.
-add_module(toxcore ${toxcore_SOURCES})
+if(ENABLE_SHARED)
+  add_library(toxcore_shared SHARED ${toxcore_SOURCES})
+  set_target_properties(toxcore_shared PROPERTIES OUTPUT_NAME toxcore)
+  target_link_libraries(toxcore_shared PRIVATE ${toxcore_LINK_LIBRARIES})
+  target_link_directories(toxcore_shared PUBLIC ${toxcore_LINK_DIRECTORIES})
+  target_include_directories(toxcore_shared SYSTEM PRIVATE ${toxcore_INCLUDE_DIRECTORIES})
+  target_compile_options(toxcore_shared PRIVATE ${toxcore_COMPILE_OPTIONS})
+endif()
 
-# Link it to all dependencies.
-if(TARGET toxcore_static)
+if(ENABLE_STATIC)
+  add_library(toxcore_static STATIC ${toxcore_SOURCES})
+  if(NOT MSVC)
+    set_target_properties(toxcore_static PROPERTIES OUTPUT_NAME toxcore)
+  endif()
   target_link_libraries(toxcore_static PRIVATE ${toxcore_LINK_LIBRARIES})
   target_link_directories(toxcore_static PUBLIC ${toxcore_LINK_DIRECTORIES})
   target_include_directories(toxcore_static SYSTEM PRIVATE ${toxcore_INCLUDE_DIRECTORIES})
   target_compile_options(toxcore_static PRIVATE ${toxcore_COMPILE_OPTIONS})
 endif()
-if(TARGET toxcore_shared)
-  target_link_libraries(toxcore_shared PRIVATE ${toxcore_LINK_LIBRARIES})
-  target_link_directories(toxcore_shared PUBLIC ${toxcore_LINK_DIRECTORIES})
-  target_include_directories(toxcore_shared SYSTEM PRIVATE ${toxcore_INCLUDE_DIRECTORIES})
-  target_compile_options(toxcore_shared PRIVATE ${toxcore_COMPILE_OPTIONS})
+
+if(BUILD_FUZZ_TESTS)
+  add_library(toxcore_fuzz STATIC ${toxcore_SOURCES})
+  target_link_libraries(toxcore_fuzz PRIVATE ${toxcore_LINK_LIBRARIES})
+  target_link_directories(toxcore_fuzz PUBLIC ${toxcore_LINK_DIRECTORIES})
+  target_include_directories(toxcore_fuzz SYSTEM PRIVATE ${toxcore_INCLUDE_DIRECTORIES})
+  target_compile_options(toxcore_fuzz PRIVATE ${toxcore_COMPILE_OPTIONS})
+  target_compile_definitions(toxcore_fuzz PUBLIC "FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION")
 endif()
 
 # Make version script (on systems that support it) to limit symbol visibility.
@@ -497,14 +496,25 @@ install_module(toxcore DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/tox)
 #
 ################################################################################
 
+add_library(test_util STATIC
+  toxcore/DHT_test_util.cc
+  toxcore/DHT_test_util.hh
+  toxcore/crypto_core_test_util.cc
+  toxcore/crypto_core_test_util.hh
+  toxcore/network_test_util.cc
+  toxcore/network_test_util.hh
+  toxcore/test_util.cc
+  toxcore/test_util.hh)
+
 function(unit_test subdir target)
   add_executable(unit_${target}_test ${subdir}/${target}_test.cc)
+  target_link_libraries(unit_${target}_test PRIVATE test_util)
   if(TARGET toxcore_static)
     target_link_libraries(unit_${target}_test PRIVATE toxcore_static)
   else()
     target_link_libraries(unit_${target}_test PRIVATE toxcore_shared)
   endif()
-  target_link_libraries(unit_${target}_test PRIVATE GTest::GTest GTest::Main)
+  target_link_libraries(unit_${target}_test PRIVATE GTest::gtest GTest::gtest_main GTest::gmock)
   set_target_properties(unit_${target}_test PROPERTIES COMPILE_FLAGS "${TEST_CXX_FLAGS}")
   add_test(NAME ${target} COMMAND ${CROSSCOMPILING_EMULATOR} unit_${target}_test)
   set_property(TEST ${target} PROPERTY ENVIRONMENT "LLVM_PROFILE_FILE=${target}.profraw")
@@ -524,6 +534,7 @@ if(GTEST_FOUND)
   unit_test(toxcore mem)
   unit_test(toxcore mono_time)
   unit_test(toxcore ping_array)
+  unit_test(toxcore test_util)
   unit_test(toxcore tox)
   unit_test(toxcore util)
 endif()