diff options
Diffstat (limited to 'src/google/protobuf/stubs/port.h')
| -rw-r--r-- | src/google/protobuf/stubs/port.h | 182 |
1 files changed, 39 insertions, 143 deletions
diff --git a/src/google/protobuf/stubs/port.h b/src/google/protobuf/stubs/port.h index 6b52305f..4884a277 100644 --- a/src/google/protobuf/stubs/port.h +++ b/src/google/protobuf/stubs/port.h @@ -46,6 +46,8 @@ #include <google/protobuf/stubs/platform_macros.h> +#include <google/protobuf/port_def.inc> + #undef PROTOBUF_LITTLE_ENDIAN #ifdef _WIN32 // Assuming windows is always little-endian. @@ -72,6 +74,19 @@ #define PROTOBUF_LITTLE_ENDIAN 1 #endif #endif + +// These #includes are for the byte swap functions declared later on. +#ifdef _MSC_VER +#include <stdlib.h> // NOLINT(build/include) +#include <intrin.h> +#elif defined(__APPLE__) +#include <libkern/OSByteOrder.h> +#elif defined(__GLIBC__) || defined(__BIONIC__) || defined(__CYGWIN__) +#include <byteswap.h> // IWYU pragma: export +#endif + +// Legacy: some users reference these (internal-only) macros even though we +// don't need them any more. #if defined(_MSC_VER) && defined(PROTOBUF_USE_DLLS) #ifdef LIBPROTOBUF_EXPORTS #define LIBPROTOBUF_EXPORT __declspec(dllexport) @@ -88,17 +103,8 @@ #define LIBPROTOC_EXPORT #endif -// These #includes are for the byte swap functions declared later on. -#ifdef _MSC_VER -#include <stdlib.h> // NOLINT(build/include) -#include <intrin.h> -#elif defined(__APPLE__) -#include <libkern/OSByteOrder.h> -#elif defined(__GLIBC__) || defined(__BIONIC__) || defined(__CYGWIN__) -#include <byteswap.h> // IWYU pragma: export -#endif - #define PROTOBUF_RUNTIME_DEPRECATED(message) +#define GOOGLE_PROTOBUF_RUNTIME_DEPRECATED(message) // =================================================================== // from google3/base/port.h @@ -150,128 +156,12 @@ typedef uint32_t uint32; typedef uint64_t uint64; #endif -// long long macros to be used because gcc and vc++ use different suffixes, -// and different size specifiers in format strings -#undef GOOGLE_LONGLONG -#undef GOOGLE_ULONGLONG -#undef GOOGLE_LL_FORMAT - -#ifdef _MSC_VER -#define GOOGLE_LONGLONG(x) x##I64 -#define GOOGLE_ULONGLONG(x) x##UI64 -#define GOOGLE_LL_FORMAT "I64" // As in printf("%I64d", ...) -#else -// By long long, we actually mean int64. -#define GOOGLE_LONGLONG(x) x##LL -#define GOOGLE_ULONGLONG(x) x##ULL -// Used to format real long long integers. -#define GOOGLE_LL_FORMAT "ll" // As in "%lld". Note that "q" is poor form also. -#endif - static const int32 kint32max = 0x7FFFFFFF; static const int32 kint32min = -kint32max - 1; -static const int64 kint64max = GOOGLE_LONGLONG(0x7FFFFFFFFFFFFFFF); +static const int64 kint64max = PROTOBUF_LONGLONG(0x7FFFFFFFFFFFFFFF); static const int64 kint64min = -kint64max - 1; static const uint32 kuint32max = 0xFFFFFFFFu; -static const uint64 kuint64max = GOOGLE_ULONGLONG(0xFFFFFFFFFFFFFFFF); - -// ------------------------------------------------------------------- -// Annotations: Some parts of the code have been annotated in ways that might -// be useful to some compilers or tools, but are not supported universally. -// You can #define these annotations yourself if the default implementation -// is not right for you. - -#ifndef GOOGLE_ATTRIBUTE_ALWAYS_INLINE -#if defined(__GNUC__) && (__GNUC__ > 3 ||(__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) -// For functions we want to force inline. -// Introduced in gcc 3.1. -#define GOOGLE_ATTRIBUTE_ALWAYS_INLINE __attribute__ ((always_inline)) -#else -// Other compilers will have to figure it out for themselves. -#define GOOGLE_ATTRIBUTE_ALWAYS_INLINE -#endif -#endif - -#define GOOGLE_PROTOBUF_ATTRIBUTE_ALWAYS_INLINE GOOGLE_ATTRIBUTE_ALWAYS_INLINE - -#ifndef GOOGLE_ATTRIBUTE_NOINLINE -#if defined(__GNUC__) && (__GNUC__ > 3 ||(__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) -// For functions we want to force not inline. -// Introduced in gcc 3.1. -#define GOOGLE_ATTRIBUTE_NOINLINE __attribute__ ((noinline)) -#elif defined(_MSC_VER) && (_MSC_VER >= 1400) -// Seems to have been around since at least Visual Studio 2005 -#define GOOGLE_ATTRIBUTE_NOINLINE __declspec(noinline) -#else -// Other compilers will have to figure it out for themselves. -#define GOOGLE_ATTRIBUTE_NOINLINE -#endif -#endif - -#define GOOGLE_PROTOBUF_ATTRIBUTE_NOINLINE GOOGLE_ATTRIBUTE_NOINLINE - -#ifndef GOOGLE_ATTRIBUTE_FUNC_ALIGN -#if defined(__clang__) || \ - defined(__GNUC__) && (__GNUC__ > 4 ||(__GNUC__ == 4 && __GNUC_MINOR__ >= 3)) -// Function alignment attribute introduced in gcc 4.3 -#define GOOGLE_ATTRIBUTE_FUNC_ALIGN(bytes) __attribute__ ((aligned(bytes))) -#else -#define GOOGLE_ATTRIBUTE_FUNC_ALIGN(bytes) -#endif -#endif - -#define GOOGLE_PROTOBUF_ATTRIBUTE_FUNC_ALIGN(bytes) \ - GOOGLE_ATTRIBUTE_FUNC_ALIGN(bytes) - -#ifndef GOOGLE_PREDICT_TRUE -#ifdef __GNUC__ -// Provided at least since GCC 3.0. -#define GOOGLE_PREDICT_TRUE(x) (__builtin_expect(!!(x), 1)) -#else -#define GOOGLE_PREDICT_TRUE(x) (x) -#endif -#endif - -#ifndef GOOGLE_PREDICT_FALSE -#ifdef __GNUC__ -// Provided at least since GCC 3.0. -#define GOOGLE_PREDICT_FALSE(x) (__builtin_expect(x, 0)) -#else -#define GOOGLE_PREDICT_FALSE(x) (x) -#endif -#endif - -#ifndef GOOGLE_PROTOBUF_ATTRIBUTE_RETURNS_NONNULL -#ifdef __GNUC__ -#define GOOGLE_PROTOBUF_ATTRIBUTE_RETURNS_NONNULL \ - __attribute__((returns_nonnull)) -#endif -#endif - -// Delimits a block of code which may write to memory which is simultaneously -// written by other threads, but which has been determined to be thread-safe -// (e.g. because it is an idempotent write). -#ifndef GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN -#define GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN() -#endif -#ifndef GOOGLE_SAFE_CONCURRENT_WRITES_END -#define GOOGLE_SAFE_CONCURRENT_WRITES_END() -#endif - -#define GOOGLE_GUARDED_BY(x) -#define GOOGLE_ATTRIBUTE_COLD - -#ifdef GOOGLE_PROTOBUF_DONT_USE_UNALIGNED -# define GOOGLE_PROTOBUF_USE_UNALIGNED 0 -#else -# if defined(_M_X64) || defined(__x86_64__) || defined(_M_IX86) || defined(__i386__) -# define GOOGLE_PROTOBUF_USE_UNALIGNED 1 -# else -# define GOOGLE_PROTOBUF_USE_UNALIGNED 0 -# endif -#endif - -#define GOOGLE_PROTOBUF_ATTRIBUTE_COLD GOOGLE_ATTRIBUTE_COLD +static const uint64 kuint64max = PROTOBUF_ULONGLONG(0xFFFFFFFFFFFFFFFF); #if defined(ADDRESS_SANITIZER) || defined(THREAD_SANITIZER) ||\ defined(MEMORY_SANITIZER) @@ -382,10 +272,14 @@ inline void GOOGLE_UNALIGNED_STORE64(void *p, uint64 v) { #elif !defined(__GLIBC__) && !defined(__BIONIC__) && !defined(__CYGWIN__) +#ifndef bswap_16 static inline uint16 bswap_16(uint16 x) { return static_cast<uint16>(((x & 0xFF) << 8) | ((x & 0xFF00) >> 8)); } #define bswap_16(x) bswap_16(x) +#endif + +#ifndef bswap_32 static inline uint32 bswap_32(uint32 x) { return (((x & 0xFF) << 24) | ((x & 0xFF00) << 8) | @@ -393,17 +287,21 @@ static inline uint32 bswap_32(uint32 x) { ((x & 0xFF000000) >> 24)); } #define bswap_32(x) bswap_32(x) +#endif + +#ifndef bswap_64 static inline uint64 bswap_64(uint64 x) { - return (((x & GOOGLE_ULONGLONG(0xFF)) << 56) | - ((x & GOOGLE_ULONGLONG(0xFF00)) << 40) | - ((x & GOOGLE_ULONGLONG(0xFF0000)) << 24) | - ((x & GOOGLE_ULONGLONG(0xFF000000)) << 8) | - ((x & GOOGLE_ULONGLONG(0xFF00000000)) >> 8) | - ((x & GOOGLE_ULONGLONG(0xFF0000000000)) >> 24) | - ((x & GOOGLE_ULONGLONG(0xFF000000000000)) >> 40) | - ((x & GOOGLE_ULONGLONG(0xFF00000000000000)) >> 56)); + return (((x & PROTOBUF_ULONGLONG(0xFF)) << 56) | + ((x & PROTOBUF_ULONGLONG(0xFF00)) << 40) | + ((x & PROTOBUF_ULONGLONG(0xFF0000)) << 24) | + ((x & PROTOBUF_ULONGLONG(0xFF000000)) << 8) | + ((x & PROTOBUF_ULONGLONG(0xFF00000000)) >> 8) | + ((x & PROTOBUF_ULONGLONG(0xFF0000000000)) >> 24) | + ((x & PROTOBUF_ULONGLONG(0xFF000000000000)) >> 40) | + ((x & PROTOBUF_ULONGLONG(0xFF00000000000000)) >> 56)); } #define bswap_64(x) bswap_64(x) +#endif #endif @@ -472,7 +370,7 @@ class Bits { // =================================================================== // from google3/util/endian/endian.h -LIBPROTOBUF_EXPORT uint32 ghtonl(uint32 x); +PROTOBUF_EXPORT uint32 ghtonl(uint32 x); class BigEndian { public: @@ -530,13 +428,11 @@ class BigEndian { } }; -#ifndef GOOGLE_ATTRIBUTE_SECTION_VARIABLE -#define GOOGLE_ATTRIBUTE_SECTION_VARIABLE(name) -#endif - -#define GOOGLE_PROTOBUF_ATTRIBUTE_SECTION_VARIABLE(name) - } // namespace protobuf } // namespace google +#define GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER 0 + +#include <google/protobuf/port_undef.inc> + #endif // GOOGLE_PROTOBUF_STUBS_PORT_H_ |