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Diffstat (limited to 'include/grpc/support/port_platform.h')
| -rw-r--r-- | include/grpc/support/port_platform.h | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/include/grpc/support/port_platform.h b/include/grpc/support/port_platform.h new file mode 100644 index 0000000000..592fce60da --- /dev/null +++ b/include/grpc/support/port_platform.h @@ -0,0 +1,132 @@ +/* + * + * Copyright 2014, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#ifndef __GRPC_SUPPORT_PORT_PLATFORM_H__ +#define __GRPC_SUPPORT_PORT_PLATFORM_H__ + +/* Override this file with one for your platform if you need to redefine + things. */ + +/* For a common case, assume that the platform has a C99-like stdint.h */ + +#include <stdint.h> + +#if !defined(GPR_NO_AUTODETECT_PLATFORM) +#if defined(_WIN64) || defined(WIN64) +#define GPR_WIN32 1 +#define GPR_ARCH_64 1 +#define GPR_POSIX_SOCKETUTILS 1 +#elif defined(_WIN32) || defined(WIN32) +#define GPR_WIN32 1 +#define GPR_ARCH_32 1 +#define GPR_POSIX_SOCKETUTILS 1 +#elif defined(ANDROID) || defined(__ANDROID__) +#define GPR_POSIX_TIME 1 +#define GPR_POSIX_SYNC 1 +#define GPR_POSIX_SOCKETUTILS 1 +#define GPR_ANDROID 1 +#define GPR_GCC_SYNC 1 +#define GPR_ARCH_32 1 +#elif defined(__linux__) +#define GPR_POSIX_TIME 1 +#define GPR_POSIX_SYNC 1 +#define GPR_LINUX 1 +#define GPR_GCC_ATOMIC 1 +#ifdef _LP64 +#define GPR_ARCH_64 1 +#else /* _LP64 */ +#define GPR_ARCH_32 1 +#endif /* _LP64 */ +#elif defined(__APPLE__) +#define GPR_POSIX_TIME 1 +#define GPR_POSIX_SYNC 1 +#define GPR_POSIX_LOG 1 +#define GPR_POSIX_SOCKETUTILS 1 +#define GPR_GCC_ATOMIC 1 +#ifdef _LP64 +#define GPR_ARCH_64 1 +#else /* _LP64 */ +#define GPR_ARCH_32 1 +#endif /* _LP64 */ +#else +#error Could not auto-detect platform +#endif +#endif /* GPR_NO_AUTODETECT_PLATFORM */ + +/* Cache line alignment */ +#ifndef GPR_CACHELINE_SIZE +#if defined(__i386__) || defined(__x86_64__) +#define GPR_CACHELINE_SIZE 64 +#endif +#ifndef GPR_CACHELINE_SIZE +/* A reasonable default guess. Note that overestimates tend to waste more + space, while underestimates tend to waste more time. */ +#define GPR_CACHELINE_SIZE 64 +#endif /* GPR_CACHELINE_SIZE */ +#endif /* GPR_CACHELINE_SIZE */ + +/* scrub GCC_ATOMIC if it's not available on this compiler */ +#if defined(GPR_GCC_ATOMIC) && !defined(__ATOMIC_RELAXED) +#undef GPR_GCC_ATOMIC +#define GPR_GCC_SYNC 1 +#endif + +/* Validate platform combinations */ +#if defined(GPR_GCC_ATOMIC) + defined(GPR_GCC_SYNC) + defined(GPR_WIN32) != 1 +#error Must define exactly one of GPR_GCC_ATOMIC, GPR_GCC_SYNC, GPR_WIN32 +#endif + +#if defined(GPR_ARCH_32) + defined(GPR_ARCH_64) != 1 +#error Must define exactly one of GPR_ARCH_32, GPR_ARCH_64 +#endif + +typedef int16_t gpr_int16; +typedef int32_t gpr_int32; +typedef int64_t gpr_int64; +typedef uint8_t gpr_uint8; +typedef uint16_t gpr_uint16; +typedef uint32_t gpr_uint32; +typedef uint64_t gpr_uint64; +typedef intmax_t gpr_intmax; +typedef intptr_t gpr_intptr; +typedef uintmax_t gpr_uintmax; +typedef uintptr_t gpr_uintptr; + +/* INT64_MAX is unavailable on some platforms. */ +#define GPR_INT64_MAX (~(gpr_uint64)0 >> 1) + +/* maximum alignment needed for any type on this platform, rounded up to a + power of two */ +#define GPR_MAX_ALIGNMENT 16 + +#endif /* __GRPC_SUPPORT_PORT_PLATFORM_H__ */ |