X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/46b0747592074017ff0ea4b33d4a7194235886e5..085c36723242f7bd1e0fd9bf49b950da6cb96039:/libs/smux/include/stg/asn_system.h?ds=sidebyside

diff --git a/libs/smux/include/stg/asn_system.h b/libs/smux/include/stg/asn_system.h
index d7ebdaa4..fa8cf116 100644
--- a/libs/smux/include/stg/asn_system.h
+++ b/libs/smux/include/stg/asn_system.h
@@ -1,42 +1,62 @@
-/*-
- * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
+/*
+ * Copyright (c) 2003-2017 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_
+#ifndef	ASN_SYSTEM_H
+#define	ASN_SYSTEM_H
 
 #ifdef	HAVE_CONFIG_H
 #include "config.h"
 #endif
 
+#ifndef _DEFAULT_SOURCE
+#define _DEFAULT_SOURCE 1
+#endif
+
+#ifndef _BSD_SOURCE
+#define _BSD_SOURCE /* for snprintf() on some linux systems  */
+#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
+#ifdef	_WIN32
 
 #include <malloc.h>
-#include <stdint.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
+#if _MSC_VER < 1600
 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;
+#else /* _MSC_VER >= 1600 */
+#include <stdint.h>
+#endif /* _MSC_VER < 1600 */
+#endif	/* ASSUMESTDTYPES */
 #define WIN32_LEAN_AND_MEAN
 #include <windows.h>
 #include <float.h>
@@ -44,50 +64,39 @@ typedef	unsigned int	uint32_t;
 #define finite _finite
 #define copysign _copysign
 #define	ilogb	_logb
+#else	/* !_MSC_VER */
+#include <stdint.h>
 #endif	/* _MSC_VER */
 
-#else	/* !WIN32 */
+#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 */
+#endif	/* _WIN32 */
 
-#if	__GNUC__ >= 3
-#ifndef	GCC_PRINTFLIKE
-#define	GCC_PRINTFLIKE(fmt,var)	__attribute__((format(printf,fmt,var)))
-#endif
+#if	__GNUC__ >= 3 || defined(__clang__)
+#define CC_ATTRIBUTE(attr)    __attribute__((attr))
 #else
-#ifndef	GCC_PRINTFLIKE
-#define	GCC_PRINTFLIKE(fmt,var)	/* nothing */
+#define CC_ATTRIBUTE(attr)
 #endif
+#define CC_PRINTFLIKE(fmt, var)     CC_ATTRIBUTE(format(printf, fmt, var))
+#define	CC_NOTUSED                  CC_ATTRIBUTE(unused)
+#ifndef CC_ATTR_NO_SANITIZE
+#define CC_ATTR_NO_SANITIZE(what)   CC_ATTRIBUTE(no_sanitize(what))
 #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 */
@@ -101,4 +110,41 @@ typedef	unsigned int	uint32_t;
 #endif /* __GNUC__ */
 #endif	/* MIN */
 
-#endif	/* _ASN_SYSTEM_H_ */
+#if __STDC_VERSION__ >= 199901L
+#ifndef SIZE_MAX
+#define SIZE_MAX   ((~((size_t)0)) >> 1)
+#endif
+
+#ifndef RSIZE_MAX   /* C11, Annex K */
+#define RSIZE_MAX   (SIZE_MAX >> 1)
+#endif
+#ifndef RSSIZE_MAX   /* Halve signed size even further than unsigned */
+#define RSSIZE_MAX   ((ssize_t)(RSIZE_MAX >> 1))
+#endif
+#else   /* Old compiler */
+#undef  SIZE_MAX
+#undef  RSIZE_MAX
+#undef  RSSIZE_MAX
+#define SIZE_MAX   ((~((size_t)0)) >> 1)
+#define RSIZE_MAX   (SIZE_MAX >> 1)
+#define RSSIZE_MAX   ((ssize_t)(RSIZE_MAX >> 1))
+#endif
+
+#if __STDC_VERSION__ >= 199901L
+#define ASN_PRI_SIZE "zu"
+#define ASN_PRI_SSIZE "zd"
+#define ASN_PRIuMAX PRIuMAX
+#define ASN_PRIdMAX PRIdMAX
+#else
+#define ASN_PRI_SIZE "lu"
+#define ASN_PRI_SSIZE "ld"
+#if LLONG_MAX > LONG_MAX
+#define ASN_PRIuMAX "llu"
+#define ASN_PRIdMAX "lld"
+#else
+#define ASN_PRIuMAX "lu"
+#define ASN_PRIdMAX "ld"
+#endif
+#endif
+
+#endif	/* ASN_SYSTEM_H */