#include <errno.h>
+/*
+ * Get the C99 types, and the PRI[doux]64 format strings, defined.
+ */
+#ifdef HAVE_PCAP_PCAP_INTTYPES_H
+ /*
+ * We have pcap/pcap-inttypes.h; use that, as it'll do all the
+ * work, and won't cause problems if a file includes this file
+ * and later includes a pcap header file that also includes
+ * pcap/pcap-inttypes.h.
+ */
+ #include <pcap/pcap-inttypes.h>
+#else
+ /*
+ * OK, we don't have pcap/pcap-inttypes.h, so we'll have to
+ * do the work ourselves, but at least we don't have to
+ * worry about other headers including it and causing
+ * clashes.
+ */
+ #if defined(_MSC_VER)
+ /*
+ * Compiler is MSVC.
+ */
+ #if _MSC_VER >= 1800
+ /*
+ * VS 2013 or newer; we have <inttypes.h>.
+ */
+ #include <inttypes.h>
+ #else
+ /*
+ * Earlier VS; we have to define this stuff ourselves.
+ */
+ typedef unsigned char uint8_t;
+ typedef signed char int8_t;
+ typedef unsigned short uint16_t;
+ typedef signed short int16_t;
+ typedef unsigned int uint32_t;
+ typedef signed int int32_t;
+ #ifdef _MSC_EXTENSIONS
+ typedef unsigned _int64 uint64_t;
+ typedef _int64 int64_t;
+ #else /* _MSC_EXTENSIONS */
+ typedef unsigned long long uint64_t;
+ typedef long long int64_t;
+ #endif
+
+ /*
+ * We have _strtoi64(). Use that for strtoint64_t().
+ */
+ #define strtoint64_t _strtoi64
+ #endif
+
+ /*
+ * Suppress definition of intN_t in bittypes.h, which might be included
+ * by <pcap/pcap.h> in older versions of WinPcap.
+ * (Yes, HAVE_U_INTn_T, as the definition guards are UN*X-oriented, and
+ * we check for u_intN_t in the UN*X configure script.)
+ */
+ #define HAVE_U_INT8_T
+ #define HAVE_U_INT16_T
+ #define HAVE_U_INT32_T
+ #define HAVE_U_INT64_T
+
+ /*
+ * These may be defined by <inttypes.h>. If not, define them
+ * ourselves.
+ *
+ * XXX - for MSVC, we always want the _MSC_EXTENSIONS versions.
+ * What about other compilers? If, as the MinGW Web site says MinGW
+ * does, the other compilers just use Microsoft's run-time library,
+ * then they should probably use the _MSC_EXTENSIONS even if the
+ * compiler doesn't define _MSC_EXTENSIONS.
+ */
+ #ifndef PRId64
+ #ifdef _MSC_EXTENSIONS
+ #define PRId64 "I64d"
+ #else
+ #define PRId64 "lld"
+ #endif
+ #endif /* PRId64 */
+
+ #ifndef PRIo64
+ #ifdef _MSC_EXTENSIONS
+ #define PRIo64 "I64o"
+ #else
+ #define PRIo64 "llo"
+ #endif
+ #endif /* PRIo64 */
+
+ #ifndef PRIx64
+ #ifdef _MSC_EXTENSIONS
+ #define PRIx64 "I64x"
+ #else
+ #define PRIx64 "llx"
+ #endif
+ #endif
+
+ #ifndef PRIu64
+ #ifdef _MSC_EXTENSIONS
+ #define PRIu64 "I64u"
+ #else
+ #define PRIu64 "llu"
+ #endif
+ #endif
+ #elif defined(__MINGW32__) || !defined(_WIN32)
+ /*
+ * Compiler is MinGW or target is UN*X or MS-DOS. Just use
+ * <inttypes.h>.
+ */
+ #include <inttypes.h>
+ #endif
+#endif /* HAVE_PCAP_PCAP_INTTYPES_H */
+
#ifdef _WIN32
/*
* Includes and definitions for Windows.
*/
-#include <stdint.h>
#include <stdio.h>
#include <winsock2.h>
#include <ws2tcpip.h>
#include <fcntl.h>
#include <sys/types.h>
-#ifndef uint8_t
-#define uint8_t unsigned char
-#endif
-
-#ifndef int8_t
-#define int8_t signed char
-#endif
-
-#ifndef uint16_t
-#define uint16_t unsigned short
-#endif
-
-#ifndef int16_t
-#define int16_t signed short
-#endif
-
-#ifndef uint32_t
-#define uint32_t unsigned int
-#endif
-
-#ifndef int32_t
-#define int32_t signed int
-#endif
-
-#ifdef _MSC_EXTENSIONS
-
-#ifndef uint64_t
-#define uint64_t unsigned _int64
-#endif
-
-#ifndef int64_t
-#define int64_t _int64
-#endif
-
-#ifndef PRId64
-#define PRId64 "I64d"
-#endif
-
-#ifndef PRIo64
-#define PRIo64 "I64o"
-#endif
-
-#ifndef PRIu64
-#define PRIu64 "I64u"
-#endif
-
-#ifndef PRIx64
-#define PRIx64 "I64x"
-#endif
-
-#else /* _MSC_EXTENSIONS */
-
-#ifndef uint64_t
-#define uint64_t unsigned long long
-#endif
-
-#ifndef int64_t
-#define int64_t long long
-#endif
-
-#ifndef PRId64
-#define PRId64 "lld"
-#endif
-
-#ifndef PRIo64
-#define PRIo64 "llo"
-#endif
-
-#ifndef PRIu64
-#define PRIu64 "llu"
-#endif
+#ifdef _MSC_VER
+ /*
+ * Compiler is MSVC.
+ */
+ #if _MSC_VER >= 1800
+ /*
+ * VS 2013 or newer; we have strtoll(). Use that for strtoint64_t().
+ */
+ #define strtoint64_t strtoll
+ #else
+ /*
+ * Earlier VS; we don't have strtoll(), but we do have
+ * _strtoi64(). Use that for strtoint64_t().
+ */
+ #define strtoint64_t _strtoi64
+ #endif
+
+ /*
+ * Microsoft's documentation doesn't speak of LL as a valid
+ * suffix for 64-bit integers, so we'll just use i64.
+ */
+ #define INT64_T_CONSTANT(constant) (constant##i64)
+#else
+ /*
+ * Non-Microsoft compiler.
+ *
+ * XXX - should we use strtoll or should we use _strtoi64()?
+ */
+ #define strtoint64_t strtoll
-#ifndef PRIx64
-#define PRIx64 "llx"
+ /*
+ * Assume LL works.
+ */
+ #define INT64_T_CONSTANT(constant) (constant##LL)
#endif
-#endif /* _MSC_EXTENSIONS */
-
-/*
- * Suppress definition of intN_t in bittypes.h, as included by <pcap/pcap.h>
- * on Windows.
- * (Yes, HAVE_U_INTn_T, as the definition guards are UN*X-oriented, and
- * we check for u_intN_t in the UN*X configure script.)
- */
-#define HAVE_U_INT8_T
-#define HAVE_U_INT16_T
-#define HAVE_U_INT32_T
-#define HAVE_U_INT64_T
-
#ifdef _MSC_VER
#define stat _stat
#define open _open
#define inline __inline
#endif
-#ifdef AF_INET6
+#if defined(AF_INET6) && !defined(HAVE_OS_IPV6_SUPPORT)
#define HAVE_OS_IPV6_SUPPORT
#endif
#define MAXHOSTNAMELEN 64
#define snprintf _snprintf
#define vsnprintf _vsnprintf
-#define RETSIGTYPE void
#else /* _WIN32 */
#include <ctype.h>
#include <unistd.h>
#include <netdb.h>
-#if HAVE_INTTYPES_H
-#include <inttypes.h>
-#elif HAVE_STDINT_H
-#include <stdint.h>
-#endif
#include <sys/param.h>
#include <sys/types.h> /* concession to AIX */
#include <sys/time.h>
#include <sys/socket.h>
#include <netinet/in.h>
-#ifdef TIME_WITH_SYS_TIME
#include <time.h>
-#endif
#include <arpa/inet.h>
+/*
+ * Assume all UN*Xes have strtoll(), and use it for strtoint64_t().
+ */
+#define strtoint64_t strtoll
+
+/*
+ * Assume LL works.
+ */
+#define INT64_T_CONSTANT(constant) (constant##LL)
+
#endif /* _WIN32 */
#ifndef HAVE___ATTRIBUTE__
* define struct in6_addr so that we can use it for IPv6 addresses.
*/
#ifndef HAVE_OS_IPV6_SUPPORT
+#ifndef AF_INET6
#define AF_INET6 24
struct in6_addr {
} __u6_addr; /* 128-bit IP6 address */
};
#endif
+#endif
#ifndef NI_MAXHOST
#define NI_MAXHOST 1025
#endif
-
+
#ifndef INET_ADDRSTRLEN
#define INET_ADDRSTRLEN 16
#endif
#define DIAG_JOINSTR(x,y) XSTRINGIFY(x ## y)
#define DIAG_DO_PRAGMA(x) _Pragma (#x)
-#if defined(__GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402
+/*
+ * The current clang compilers also define __GNUC__ and __GNUC_MINOR__
+ * thus we need to test the clang case before the GCC one
+ */
+#if defined(__clang__)
+# if (__clang_major__ * 100) + __clang_minor__ >= 208
+# define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(clang diagnostic x)
+# define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
+# define DIAG_ON(x) DIAG_PRAGMA(pop)
+# else
+# define DIAG_OFF(x)
+# define DIAG_ON(x)
+# endif
+#elif defined(__GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402
# define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(GCC diagnostic x)
# if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
# define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
# define DIAG_OFF(x) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
# define DIAG_ON(x) DIAG_PRAGMA(warning DIAG_JOINSTR(-W,x))
# endif
-#elif defined(__clang__) && ((__clang_major__ * 100) + __clang_minor__ >= 208)
-# define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(clang diagnostic x)
-# define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
-# define DIAG_ON(x) DIAG_PRAGMA(pop)
#else
# define DIAG_OFF(x)
# define DIAG_ON(x)
#endif
+/* Use for clang specific warnings */
+#ifdef __clang__
+# define DIAG_OFF_CLANG(x) DIAG_OFF(x)
+# define DIAG_ON_CLANG(x) DIAG_ON(x)
+#else
+# define DIAG_OFF_CLANG(x)
+# define DIAG_ON_CLANG(x)
+#endif
+
/*
* For dealing with APIs which are only deprecated in OSX (like the OpenSSL API)
*/
* end of Apple deprecation workaround macros
*/
+/*
+ * Function attributes, for various compilers.
+ */
+#include "funcattrs.h"
+
#ifndef min
#define min(a,b) ((a)>(b)?(b):(a))
#endif
#define max(a,b) ((b)>(a)?(b):(a))
#endif
+#ifdef __ATTRIBUTE___FALLTHROUGH_OK
+# define ND_FALL_THROUGH __attribute__ ((fallthrough))
+#else
+# define ND_FALL_THROUGH
+#endif /* __ATTRIBUTE___FALLTHROUGH_OK */
+
#endif /* netdissect_stdinc_h */
projects / tcpdump / blobdiff