340 lines
7.1 KiB
C
340 lines
7.1 KiB
C
/* $NetBSD: rumpuser_port.h,v 1.52 2022/04/19 20:32:17 rillig Exp $ */
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#ifndef _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_
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#define _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_
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/*
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* Define things found by autoconf. buildrump.sh defines RUMPUSER_CONFIG,
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* the NetBSD build does not run autoconf during build and supplies the
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* necessary values here. To update the NetBSD values, run ./configure
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* for an up-to-date NetBSD installation and insert rumpuser_config.h
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* in the space below, e.g. with ":r !sed -ne '/^\#/p' rumpuser_config.h"
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*/
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#if !defined(RUMPUSER_CONFIG)
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#define HAVE_ALIGNED_ALLOC 1
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#define HAVE_ARC4RANDOM_BUF 1
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#define HAVE_CHFLAGS 1
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#define HAVE_CLOCKID_T 1
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#define HAVE_CLOCK_GETTIME 1
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#define HAVE_CLOCK_NANOSLEEP 1
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#define HAVE_DLINFO 1
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#define HAVE_FSYNC_RANGE 1
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#define HAVE_GETENV_R 1
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#define HAVE_GETPROGNAME 1
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#define HAVE_GETSUBOPT 1
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#define HAVE_INTTYPES_H 1
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#define HAVE_KQUEUE 1
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#define HAVE_MEMORY_H 1
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#define HAVE_PATHS_H 1
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#define HAVE_POSIX_MEMALIGN 1
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#define HAVE_PTHREAD_SETNAME3 1
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#define HAVE_SETPROGNAME 1
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#define HAVE_STDINT_H 1
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#define HAVE_STDLIB_H 1
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#define HAVE_STRINGS_H 1
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#define HAVE_STRING_H 1
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#define HAVE_STRSUFTOLL 1
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#define HAVE_STRUCT_SOCKADDR_IN_SIN_LEN 1
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#define HAVE_SYS_ATOMIC_H 1
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#define HAVE_SYS_CDEFS_H 1
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#define HAVE_SYS_DISKLABEL_H 1
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#define HAVE_SYS_DISK_H 1
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#define HAVE_SYS_DKIO_H 1
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#define HAVE_SYS_PARAM_H 1
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#define HAVE_SYS_STAT_H 1
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#define HAVE_SYS_SYSCTL_H 1
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#define HAVE_SYS_TYPES_H 1
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#define HAVE_UNISTD_H 1
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#define HAVE_UTIMENSAT 1
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#define HAVE___QUOTACTL 1
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#define PACKAGE_BUGREPORT "http://rumpkernel.org/"
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#define PACKAGE_NAME "rumpuser-posix"
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#define PACKAGE_STRING "rumpuser-posix 999"
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#define PACKAGE_TARNAME "rumpuser-posix"
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#define PACKAGE_URL ""
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#define PACKAGE_VERSION "999"
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#define STDC_HEADERS 1
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#ifndef _DARWIN_USE_64_BIT_INODE
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# define _DARWIN_USE_64_BIT_INODE 1
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#endif
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#else /* RUMPUSER_CONFIG */
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#include "rumpuser_config.h"
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#endif
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#if defined(__linux__) || defined(__GNU__) || defined(__GLIBC__)
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#define _GNU_SOURCE
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#endif
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#if defined(HAVE_SYS_CDEFS_H)
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#include <sys/cdefs.h>
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#endif
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/*
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* Some versions of FreeBSD (e.g. 9.2) contain C11 stuff without
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* any obvious way to expose the protos. Kludge around it.
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*/
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#ifdef __FreeBSD__
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#if __ISO_C_VISIBLE < 2011
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#undef __ISO_C_VISIBLE
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#define __ISO_C_VISIBLE 2011
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#endif
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#endif
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#if defined(HAVE_SYS_PARAM_H)
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#include <sys/param.h>
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#endif
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#ifndef MIN
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#define MIN(a,b) ((/*CONSTCOND*/(a)<(b))?(a):(b))
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#endif
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#ifndef MAX
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#define MAX(a,b) ((/*CONSTCOND*/(a)>(b))?(a):(b))
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#endif
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#if !defined(HAVE_GETSUBOPT)
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static inline int
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getsubopt(char **optionp, char * const *tokens, char **valuep)
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{
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/* TODO make a definition */
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return -1;
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}
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#endif
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#if !defined(HAVE_CLOCKID_T)
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typedef int clockid_t;
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#endif
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#ifdef __ANDROID__
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#include <stdint.h>
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typedef uint16_t in_port_t;
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#include <sys/select.h>
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#define atomic_inc_uint(x) __sync_fetch_and_add(x, 1)
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#define atomic_dec_uint(x) __sync_fetch_and_sub(x, 1)
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#endif
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/* sunny magic */
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#if defined(__sun__)
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# if defined(RUMPUSER_NO_FILE_OFFSET_BITS)
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# undef _FILE_OFFSET_BITS
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# define _FILE_OFFSET_BITS 32
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# endif
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#endif
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#if !defined(HAVE_CLOCK_GETTIME)
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#include <sys/time.h>
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#define CLOCK_REALTIME 0
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static inline int
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clock_gettime(clockid_t clk, struct timespec *ts)
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{
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struct timeval tv;
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if (gettimeofday(&tv, 0) == 0) {
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ts->tv_sec = tv.tv_sec;
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ts->tv_nsec = tv.tv_usec * 1000;
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return 0;
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}
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return -1;
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}
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#endif
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#if defined(__APPLE__)
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#include <libkern/OSAtomic.h>
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#define atomic_inc_uint(x) OSAtomicIncrement32((volatile int32_t *)(x))
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#define atomic_dec_uint(x) OSAtomicDecrement32((volatile int32_t *)(x))
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#endif
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#include <sys/types.h>
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#if !defined(HAVE_GETENV_R)
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <inttypes.h>
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static inline int
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getenv_r(const char *name, char *buf, size_t buflen)
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{
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char *tmp;
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if ((tmp = getenv(name)) != NULL) {
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if (strlen(tmp) >= buflen) {
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errno = ERANGE;
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return -1;
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}
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strcpy(buf, tmp);
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return 0;
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} else {
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errno = ENOENT;
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return -1;
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}
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}
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#endif
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#if !defined(HAVE_POSIX_MEMALIGN)
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#if !defined(HAVE_MEMALIGN)
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#error method for aligned memory allocation required
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#endif
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#include <sys/sysmacros.h>
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#include <stdlib.h>
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static inline int
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posix_memalign(void **ptr, size_t align, size_t size)
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{
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*ptr = memalign(align, size);
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if (*ptr == NULL)
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return ENOMEM;
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return 0;
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}
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#endif
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/*
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* For NetBSD, use COHERENCY_UNIT as the lock alignment size.
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* On other platforms, just guess it to be 64.
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*/
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#ifdef __NetBSD__
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#define RUMPUSER_LOCKALIGN COHERENCY_UNIT
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#else
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#define RUMPUSER_LOCKALIGN 64
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#endif
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#if !defined(HAVE_ALIGNED_ALLOC)
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#include <stdlib.h>
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static inline void *
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aligned_alloc(size_t alignment, size_t size)
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{
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void *ptr;
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int rv;
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rv = posix_memalign(&ptr, alignment, size);
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return rv ? NULL : ptr;
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}
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#endif
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#ifndef __RCSID
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#define __RCSID(a)
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#endif
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#include <poll.h>
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#ifndef INFTIM
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#define INFTIM (-1)
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#endif
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#ifndef _DIAGASSERT
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#define _DIAGASSERT(_p_)
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#endif
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#if !defined(HAVE_STRUCT_SOCKADDR_IN_SIN_LEN)
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#define SIN_SETLEN(a,b)
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#else
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#define SIN_SETLEN(_sin_, _len_) _sin_.sin_len = _len_
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#endif
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#ifndef __predict_true
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#define __predict_true(a) a
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#define __predict_false(a) a
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#endif
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#ifndef __dead
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#define __dead __attribute__((__noreturn__))
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#endif
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#ifndef __printflike
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#ifdef __GNUC__
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#define __printflike(a,b) __attribute__((__format__ (__printf__,a,b)))
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#else
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#define __printflike(a,b)
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#endif
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#endif
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#ifndef __noinline
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#ifdef __GNUC__
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#define __noinline __attribute__((__noinline__))
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#else
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#define __noinline
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#endif
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#endif
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#ifndef __arraycount
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#define __arraycount(_ar_) (sizeof(_ar_)/sizeof(_ar_[0]))
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#endif
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#ifndef __UNCONST
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#define __UNCONST(_a_) ((void *)(unsigned long)(const void *)(_a_))
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#endif
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#ifndef __CONCAT
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#define __CONCAT(x,y) x ## y
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#endif
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#ifndef __STRING
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#define __STRING(x) #x
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#endif
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#ifndef __NetBSD_Prereq__
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#define __NetBSD_Prereq__(a,b,c) 0
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#endif
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#include <sys/socket.h>
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#if !defined(__CMSG_ALIGN)
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#ifdef CMSG_ALIGN
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#define __CMSG_ALIGN(a) CMSG_ALIGN(a)
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#endif
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#endif
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#ifndef PF_LOCAL
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#define PF_LOCAL PF_UNIX
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#endif
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#ifndef AF_LOCAL
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#define AF_LOCAL AF_UNIX
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#endif
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/* pfft, but what are you going to do? */
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#ifndef MSG_NOSIGNAL
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#define MSG_NOSIGNAL 0
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#endif
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#if defined(__NetBSD__) && defined(__mips_n32) /* XXX */
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/* The MIPS N32 ABI has 4 byte longs but uses 8 byte registers */
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#define HAVE_REGISTER_T 1
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#define RUMP_REGISTER_T uint64_t
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typedef RUMP_REGISTER_T register_t;
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#define PRIxREGISTER PRIx64
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#endif /* __NetBSD__ && __mips_n32 */ /* XXX */
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#if !defined(HAVE_REGISTER_T) && !defined(RUMP_REGISTER_T)
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#define RUMP_REGISTER_T long
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typedef RUMP_REGISTER_T register_t;
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#define PRIxREGISTER "lx"
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#endif
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#include <sys/time.h>
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#ifndef TIMEVAL_TO_TIMESPEC
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#define TIMEVAL_TO_TIMESPEC(tv, ts) \
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do { \
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(ts)->tv_sec = (tv)->tv_sec; \
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(ts)->tv_nsec = (tv)->tv_usec * 1000; \
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} while (0)
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#endif
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#if !defined(HAVE_SETPROGNAME)
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#define setprogname(a)
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#endif
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/* at least GNU Hurd does not specify various common hardcoded constants */
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#include <limits.h>
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#ifndef MAXPATHLEN
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#define MAXPATHLEN 4096
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#endif
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#ifndef PATH_MAX
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#define PATH_MAX MAXPATHLEN
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#endif
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#ifndef MAXHOSTNAMELEN
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#define MAXHOSTNAMELEN 256
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#endif
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#endif /* _LIB_LIBRUMPUSER_RUMPUSER_PORT_H_ */
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