| /*- |
| * Copyright (c) 2003, 2004, 2007 Lev Walkin <vlm@lionet.info>. |
| * All rights reserved. |
| * Redistribution and modifications are permitted subject to BSD license. |
| */ |
| /* |
| * Miscellaneous system-dependent types. |
| */ |
| #ifndef _ASN_SYSTEM_H_ |
| #define _ASN_SYSTEM_H_ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| |
| #include <stdio.h> /* For snprintf(3) */ |
| #include <stdlib.h> /* For *alloc(3) */ |
| #include <string.h> /* For memcpy(3) */ |
| #include <sys/types.h> /* For size_t */ |
| #include <limits.h> /* For LONG_MAX */ |
| #include <stdarg.h> /* For va_start */ |
| #include <stddef.h> /* for offsetof and ptrdiff_t */ |
| |
| #ifdef _WIN32 |
| |
| #include <malloc.h> |
| #define snprintf _snprintf |
| #define vsnprintf _vsnprintf |
| |
| /* To avoid linking with ws2_32.lib, here's the definition of ntohl() */ |
| #define sys_ntohl(l) ((((l) << 24) & 0xff000000) \ |
| | (((l) << 8) & 0xff0000) \ |
| | (((l) >> 8) & 0xff00) \ |
| | ((l >> 24) & 0xff)) |
| |
| #ifdef _MSC_VER /* MSVS.Net */ |
| #ifndef __cplusplus |
| #define inline __inline |
| #endif |
| #ifndef ASSUMESTDTYPES /* Standard types have been defined elsewhere */ |
| #define ssize_t SSIZE_T |
| typedef char int8_t; |
| typedef short int16_t; |
| typedef int int32_t; |
| typedef unsigned char uint8_t; |
| typedef unsigned short uint16_t; |
| typedef unsigned int uint32_t; |
| #endif /* ASSUMESTDTYPES */ |
| #define WIN32_LEAN_AND_MEAN |
| #include <windows.h> |
| #include <float.h> |
| #define isnan _isnan |
| #define finite _finite |
| #define copysign _copysign |
| #define ilogb _logb |
| #else /* !_MSC_VER */ |
| #include <stdint.h> |
| #endif /* _MSC_VER */ |
| |
| #else /* !_WIN32 */ |
| |
| #if defined(__vxworks) |
| #include <types/vxTypes.h> |
| #else /* !defined(__vxworks) */ |
| |
| #include <inttypes.h> /* C99 specifies this file */ |
| /* |
| * 1. Earlier FreeBSD version didn't have <stdint.h>, |
| * but <inttypes.h> was present. |
| * 2. Sun Solaris requires <alloca.h> for alloca(3), |
| * but does not have <stdint.h>. |
| */ |
| #if (!defined(__FreeBSD__) || !defined(_SYS_INTTYPES_H_)) |
| #if defined(sun) |
| #include <alloca.h> /* For alloca(3) */ |
| #include <ieeefp.h> /* for finite(3) */ |
| #elif defined(__hpux) |
| #ifdef __GNUC__ |
| #include <alloca.h> /* For alloca(3) */ |
| #else /* !__GNUC__ */ |
| #define inline |
| #endif /* __GNUC__ */ |
| #else |
| #include <stdint.h> /* SUSv2+ and C99 specify this file, for uintXX_t */ |
| #endif /* defined(sun) */ |
| #endif |
| |
| #include <netinet/in.h> /* for ntohl() */ |
| #define sys_ntohl(foo) ntohl(foo) |
| |
| #endif /* defined(__vxworks) */ |
| |
| #endif /* _WIN32 */ |
| |
| #if __GNUC__ >= 3 |
| #ifndef GCC_PRINTFLIKE |
| #define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var))) |
| #endif |
| #ifndef GCC_NOTUSED |
| #define GCC_NOTUSED __attribute__((unused)) |
| #endif |
| #else |
| #ifndef GCC_PRINTFLIKE |
| #define GCC_PRINTFLIKE(fmt,var) /* nothing */ |
| #endif |
| #ifndef GCC_NOTUSED |
| #define GCC_NOTUSED |
| #endif |
| #endif |
| |
| /* Figure out if thread safety is requested */ |
| #if !defined(ASN_THREAD_SAFE) && (defined(THREAD_SAFE) || defined(_REENTRANT)) |
| #define ASN_THREAD_SAFE |
| #endif /* Thread safety */ |
| |
| #ifndef offsetof /* If not defined by <stddef.h> */ |
| #define offsetof(s, m) ((ptrdiff_t)&(((s *)0)->m) - (ptrdiff_t)((s *)0)) |
| #endif /* offsetof */ |
| |
| #ifndef MIN /* Suitable for comparing primitive types (integers) */ |
| #if defined(__GNUC__) |
| #define MIN(a,b) ({ __typeof a _a = a; __typeof b _b = b; \ |
| ((_a)<(_b)?(_a):(_b)); }) |
| #else /* !__GNUC__ */ |
| #define MIN(a,b) ((a)<(b)?(a):(b)) /* Unsafe variant */ |
| #endif /* __GNUC__ */ |
| #endif /* MIN */ |
| |
| #endif /* _ASN_SYSTEM_H_ */ |