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Add support for getpagesize

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This commit is contained in:
kinichiro 2017-03-15 21:02:22 +09:00
parent 8877e9bc55
commit c61c9821e8
6 changed files with 33 additions and 1 deletions
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1
.gitignore vendored
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@ -142,6 +142,7 @@ include/openssl/*.h
!/crypto/compat/arc4random.h
!/crypto/compat/b_win.c
!/crypto/compat/explicit_bzero_win.c
!/crypto/compat/getpagesize.c
!/crypto/compat/posix_win.c
!/crypto/compat/bsd_asprintf.c
!/crypto/compat/inet_pton.c

4
crypto/CMakeLists.txt
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@ -681,6 +681,10 @@ if(NOT HAVE_ASPRINTF)
set(EXTRA_EXPORT ${EXTRA_EXPORT} vasprintf)
endif()
if(NOT HAVE_GETPAGESIZE)
set(CRYPTO_SRC ${CRYPTO_SRC} compat/getpagesize.c)
endif()
if(NOT HAVE_INET_PTON)
set(CRYPTO_SRC ${CRYPTO_SRC} compat/inet_pton.c)
set(EXTRA_EXPORT ${EXTRA_EXPORT} inet_pton)

4
crypto/Makefile.am
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@ -81,6 +81,10 @@ if !HAVE_ASPRINTF
libcompat_la_SOURCES += compat/bsd-asprintf.c
endif
if !HAVE_GETPAGESIZE
libcompat_la_SOURCES += compat/getpagesize.c
endif
if !HAVE_INET_PTON
libcompat_la_SOURCES += compat/inet_pton.c
endif

18
crypto/compat/getpagesize.c Normal file
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@ -0,0 +1,18 @@
/* $OpenBSD$ */
#include <unistd.h>
#ifdef _MSC_VER
#include <windows.h>
#endif
int
getpagesize(void) {
#ifdef _MSC_VER
SYSTEM_INFO system_info;
GetSystemInfo(&system_info);
return system_info.dwPageSize;
#else
return sysconf(_SC_PAGESIZE);
#endif
}

4
include/compat/unistd.h
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@ -39,6 +39,10 @@ int getentropy(void *buf, size_t buflen);
#endif
#endif
#ifndef HAVE_GETPAGESIZE
int getpagesize(void);
#endif
#define pledge(request, paths) 0
#ifndef HAVE_PIPE2

3
m4/check-libc.m4
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@ -2,11 +2,12 @@ AC_DEFUN([CHECK_LIBC_COMPAT], [
# Check for libc headers
AC_CHECK_HEADERS([err.h readpassphrase.h])
# Check for general libc functions
AC_CHECK_FUNCS([asprintf inet_ntop inet_pton memmem readpassphrase])
AC_CHECK_FUNCS([asprintf getpagesize inet_ntop inet_pton memmem readpassphrase])
AC_CHECK_FUNCS([reallocarray recallocarray])
AC_CHECK_FUNCS([strlcat strlcpy strndup strnlen strsep strtonum])
AC_CHECK_FUNCS([timegm _mkgmtime])
AM_CONDITIONAL([HAVE_ASPRINTF], [test "x$ac_cv_func_asprintf" = xyes])
AM_CONDITIONAL([HAVE_GETPAGESIZE], [test "x$ac_cv_func_getpagesize" = xyes])
AM_CONDITIONAL([HAVE_INET_NTOP], [test "x$ac_cv_func_inet_ntop" = xyes])
AM_CONDITIONAL([HAVE_INET_PTON], [test "x$ac_cv_func_inet_pton" = xyes])
AM_CONDITIONAL([HAVE_MEMMEM], [test "x$ac_cv_func_memmem" = xyes])