CarlaEngine::ProtectedData::ProtectedData(CarlaEngine* const engine) noexcept : thread(engine), #ifdef HAVE_LIBLO osc(engine), oscData(nullptr), #endif callback(nullptr), callbackPtr(nullptr), fileCallback(nullptr), fileCallbackPtr(nullptr), #ifndef BUILD_BRIDGE firstLinuxSamplerInstance(true), loadingProject(false), #endif hints(0x0), bufferSize(0), sampleRate(0.0), aboutToClose(false), isIdling(0), curPluginCount(0), maxPluginNumber(0), nextPluginId(0), envMutex(), lastError(), name(), options(), timeInfo(), #ifndef BUILD_BRIDGE plugins(nullptr), #endif events(), #ifndef BUILD_BRIDGE graph(engine), #endif time(), nextAction() { #ifdef BUILD_BRIDGE carla_zeroStructs(plugins, 1); #endif }
bool CarlaEngine::ProtectedData::init(const char* const clientName) { CARLA_SAFE_ASSERT_RETURN_INTERNAL_ERR(name.isEmpty(), "Invalid engine internal data (err #1)"); #ifdef HAVE_LIBLO CARLA_SAFE_ASSERT_RETURN_INTERNAL_ERR(oscData == nullptr, "Invalid engine internal data (err #2)"); #endif CARLA_SAFE_ASSERT_RETURN_INTERNAL_ERR(events.in == nullptr, "Invalid engine internal data (err #4)"); CARLA_SAFE_ASSERT_RETURN_INTERNAL_ERR(events.out == nullptr, "Invalid engine internal data (err #5)"); CARLA_SAFE_ASSERT_RETURN_INTERNAL_ERR(clientName != nullptr && clientName[0] != '\0', "Invalid client name"); #ifndef BUILD_BRIDGE CARLA_SAFE_ASSERT_RETURN_INTERNAL_ERR(plugins == nullptr, "Invalid engine internal data (err #3)"); #endif aboutToClose = false; curPluginCount = 0; nextPluginId = 0; switch (options.processMode) { case ENGINE_PROCESS_MODE_CONTINUOUS_RACK: maxPluginNumber = MAX_RACK_PLUGINS; options.forceStereo = true; // just in case break; case ENGINE_PROCESS_MODE_PATCHBAY: maxPluginNumber = MAX_PATCHBAY_PLUGINS; break; case ENGINE_PROCESS_MODE_BRIDGE: maxPluginNumber = 1; break; default: maxPluginNumber = MAX_DEFAULT_PLUGINS; break; } switch (options.processMode) { case ENGINE_PROCESS_MODE_CONTINUOUS_RACK: case ENGINE_PROCESS_MODE_PATCHBAY: case ENGINE_PROCESS_MODE_BRIDGE: events.in = new EngineEvent[kMaxEngineEventInternalCount]; events.out = new EngineEvent[kMaxEngineEventInternalCount]; break; default: break; } nextPluginId = maxPluginNumber; name = clientName; name.toBasic(); timeInfo.clear(); #ifdef HAVE_LIBLO osc.init(clientName); # ifndef BUILD_BRIDGE oscData = osc.getControlData(); # endif #endif #ifndef BUILD_BRIDGE plugins = new EnginePluginData[maxPluginNumber]; carla_zeroStructs(plugins, maxPluginNumber); #endif nextAction.ready(); thread.startThread(); return true; }
static void test_CarlaUtils() { // ---------------------------------------------------------------------------------------------------------------- // misc functions { bool2str(false); bool2str(true); pass(); char strBuf[2]; nullStrBuf(strBuf); char* const strBuf2(strBuf+1); nullStrBuf(strBuf2); } // ---------------------------------------------------------------------------------------------------------------- // string print functions { carla_debug("DEBUG"); carla_stdout("STDOUT %s", bool2str(true)); carla_stderr("STDERR %s", bool2str(false)); carla_stderr2("STDERR2 " P_UINT64, 0xffffffff); // 4294967295 } // ---------------------------------------------------------------------------------------------------------------- // carla_*sleep { carla_sleep(1); carla_msleep(1); } // ---------------------------------------------------------------------------------------------------------------- // carla_setenv { carla_setenv("THIS", "THAT"); assert(std::strcmp(std::getenv("THIS"), "THAT") == 0); carla_unsetenv("THIS"); assert(std::getenv("THIS") == nullptr); } // ---------------------------------------------------------------------------------------------------------------- // carla_strdup { // with variables const char* const str1(carla_strdup("stringN")); const char* const strF(carla_strdup_free(strdup("stringF"))); const char* const str2(carla_strdup_safe("stringS")); delete[] str1; delete[] str2; delete[] strF; // without variables delete[] carla_strdup("string_normal"); delete[] carla_strdup_free(strdup("string_free")); delete[] carla_strdup_safe("string_safe"); } { // common use case in Carla code struct TestStruct { const char* strNull; const char* strNormal; const char* strFree; const char* strSafe; TestStruct() : strNull(nullptr), strNormal(carla_strdup("strNormal")), strFree(carla_strdup_free(strdup("strFree"))), strSafe(carla_strdup_safe("strSafe")) {} ~TestStruct() noexcept { if (strNull != nullptr) { delete[] strNull; strNull = nullptr; } if (strNormal != nullptr) { delete[] strNormal; strNormal = nullptr; } if (strFree != nullptr) { delete[] strFree; strFree = nullptr; } if (strSafe != nullptr) { delete[] strSafe; strSafe = nullptr; } } CARLA_DECLARE_NON_COPY_STRUCT(TestStruct) }; TestStruct a, b, c; } // ---------------------------------------------------------------------------------------------------------------- // memory functions { int a1[] = { 4, 3, 2, 1 }; int a2[] = { 4, 3, 2, 1 }; int b1[] = { 1, 2, 3, 4 }; int b2[] = { 1, 2, 3, 4 }; carla_add(a1, b1, 4); assert(a1[0] == 5); assert(a1[1] == 5); assert(a1[2] == 5); assert(a1[3] == 5); carla_add(b1, a2, 4); assert(b1[0] == 5); assert(b1[1] == 5); assert(b1[2] == 5); assert(b1[3] == 5); assert(a1[0] == b1[0]); assert(a1[1] == b1[1]); assert(a1[2] == b1[2]); assert(a1[3] == b1[3]); carla_copy(a1, b2, 4); assert(a1[0] != b1[0]); assert(a1[1] != b1[1]); assert(a1[2] != b1[2]); assert(a1[3] != b1[3]); assert(a1[0] == b2[0]); assert(a1[1] == b2[1]); assert(a1[2] == b2[2]); assert(a1[3] == b2[3]); carla_copy(a1, b1, 4); assert(a1[0] == b1[0]); assert(a1[1] == b1[1]); assert(a1[2] == b1[2]); assert(a1[3] == b1[3]); carla_copy(a1, b2, 2); assert(a1[0] != b1[0]); assert(a1[1] != b1[1]); assert(a1[2] == b1[2]); assert(a1[3] == b1[3]); carla_copy(a1+2, b2+2, 2); assert(a1[0] != b1[0]); assert(a1[1] != b1[1]); assert(a1[2] != b1[2]); assert(a1[3] != b1[3]); carla_copy(a1, b1, 2); assert(a1[0] == b1[0]); assert(a1[1] == b1[1]); assert(a1[2] != b1[2]); assert(a1[3] != b1[3]); carla_copy(a1+2, b1+2, 2); assert(a1[0] == b1[0]); assert(a1[1] == b1[1]); assert(a1[2] == b1[2]); assert(a1[3] == b1[3]); carla_fill(a1, 0, 4); assert(a1[0] == 0); assert(a1[1] == 0); assert(a1[2] == 0); assert(a1[3] == 0); carla_fill(a1, -11, 4); assert(a1[0] == -11); assert(a1[1] == -11); assert(a1[2] == -11); assert(a1[3] == -11); carla_fill(a1, 1791, 2); assert(a1[0] == 1791); assert(a1[1] == 1791); assert(a1[2] == -11); assert(a1[3] == -11); carla_fill(a1+2, 1791, 2); assert(a1[0] == 1791); assert(a1[1] == 1791); assert(a1[2] == 1791); assert(a1[3] == 1791); int16_t d = 1527, e = 0; carla_add(&d, &d, 1); assert(d == 1527*2); carla_add(&d, &d, 1); assert(d == 1527*4); carla_add(&d, &e, 1); assert(d == 1527*4); assert(e == 0); carla_add(&e, &d, 1); assert(d == e); carla_add(&e, &d, 1); assert(e == d*2); d = -e; carla_add(&d, &e, 1); assert(d == 0); } { bool x; const bool f = false, t = true; carla_copy(&x, &t, 1); assert(x); carla_copy(&x, &f, 1); assert(! x); carla_fill(&x, true, 1); assert(x); carla_fill(&x, false, 1); assert(! x); } { uint8_t a[] = { 3, 2, 1, 0 }; carla_zeroBytes(a, 1); assert(a[0] == 0); assert(a[1] == 2); assert(a[2] == 1); assert(a[3] == 0); carla_zeroBytes(a+1, 2); assert(a[0] == 0); assert(a[1] == 0); assert(a[2] == 0); assert(a[3] == 0); } { char a[501]; for (int i=500; --i>=0;) a[i] = 'a'; carla_zeroChars(a, 501); for (int i=501; --i>=0;) assert(a[i] == '\0'); for (int i=500; --i>=0;) a[i] = 'a'; assert(std::strlen(a) == 500); carla_fill(a+200, '\0', 1); assert(std::strlen(a) == 200); } { void* a[33]; carla_zeroPointers(a, 33); for (int i=33; --i>=0;) assert(a[i] == nullptr); } { struct Thing { char c; int i; int64_t h; bool operator==(const Thing& t) const noexcept { return (t.c == c && t.i == i && t.h == h); } bool operator!=(const Thing& t) const noexcept { return !operator==(t); } }; Thing a, b, c; a.c = 0; a.i = 0; a.h = 0; b.c = 64; b.i = 64; b.h = 64; c = a; carla_copyStruct(a, b); assert(a == b); carla_zeroStruct(a); assert(a == c); carla_copyStruct(c, b); assert(a != c); // make it non-zero a.c = 1; Thing d[3]; carla_zeroStructs(d, 3); assert(d[0] != a); assert(d[1] != b); assert(d[2] != c); carla_copyStructs(d, &a, 1); assert(d[0] == a); assert(d[1] != b); assert(d[2] != c); carla_copyStructs(&c, d+2, 1); assert(d[0] == a); assert(d[1] != b); assert(d[2] == c); } }