* Authors:
* Jonathan Pryor (jonpryor@vt.edu)
*
- * Copyright (C) 2004 Jonathan Pryor
+ * Copyright (C) 2004-2006 Jonathan Pryor
*/
+#include <config.h>
+
+#ifndef __OpenBSD__
#define _XOPEN_SOURCE 600
+#endif
+
+#ifdef PLATFORM_MACOSX
+/* For mincore () */
+#define _DARWIN_C_SOURCE
+#endif
+#ifdef __FreeBSD__
+/* For mincore () */
+#define __BSD_VISIBLE 1
+#endif
+
+#ifdef __NetBSD__
+/* For mincore () */
+#define _NETBSD_SOURCE
+#endif
#include <sys/types.h>
#include <sys/mman.h>
G_BEGIN_DECLS
+void*
+Mono_Posix_Syscall_mmap (void *start, mph_size_t length, int prot, int flags,
+ int fd, mph_off_t offset)
+{
+ int _prot, _flags;
+
+ mph_return_val_if_size_t_overflow (length, MAP_FAILED);
+ mph_return_val_if_off_t_overflow (offset, MAP_FAILED);
+
+ if (Mono_Posix_FromMmapProts (prot, &_prot) == -1)
+ return MAP_FAILED;
+ if (Mono_Posix_FromMmapFlags (flags, &_flags) == -1)
+ return MAP_FAILED;
+
+ return mmap (start, (size_t) length, _prot, _flags, fd, (off_t) offset);
+}
+
+int
+Mono_Posix_Syscall_munmap (void *start, mph_size_t length)
+{
+ mph_return_if_size_t_overflow (length);
+
+ return munmap (start, (size_t) length);
+}
+
+int
+Mono_Posix_Syscall_mprotect (void *start, mph_size_t len, int prot)
+{
+ int _prot;
+ mph_return_if_size_t_overflow (len);
+
+ if (Mono_Posix_FromMmapProts (prot, &_prot) == -1)
+ return -1;
+
+ return mprotect (start, (size_t) len, _prot);
+}
+
+int
+Mono_Posix_Syscall_msync (void *start, mph_size_t len, int flags)
+{
+ int _flags;
+ mph_return_if_size_t_overflow (len);
+
+ if (Mono_Posix_FromMsyncFlags (flags, &_flags) == -1)
+ return -1;
+
+ return msync (start, (size_t) len, _flags);
+}
+
+int
+Mono_Posix_Syscall_mlock (void *start, mph_size_t len)
+{
+ mph_return_if_size_t_overflow (len);
+
+ return mlock (start, (size_t) len);
+}
+
+int
+Mono_Posix_Syscall_munlock (void *start, mph_size_t len)
+{
+ mph_return_if_size_t_overflow (len);
+
+ return munlock (start, (size_t) len);
+}
+
+#ifdef HAVE_MREMAP
+void*
+Mono_Posix_Syscall_mremap (void *old_address, mph_size_t old_size,
+ mph_size_t new_size, guint64 flags)
+{
+ guint64 _flags;
+
+ mph_return_val_if_size_t_overflow (old_size, MAP_FAILED);
+ mph_return_val_if_size_t_overflow (new_size, MAP_FAILED);
+
+ if (Mono_Posix_FromMremapFlags (flags, &_flags) == -1)
+ return MAP_FAILED;
+
+#if defined(linux)
+ return mremap (old_address, (size_t) old_size, (size_t) new_size,
+ (unsigned long) _flags);
+#elif defined(__NetBSD__)
+ return mremap (old_address, (size_t) old_size, old_address,
+ (size_t) new_size, (unsigned long) _flags);
+#else
+#error Port me
+#endif
+}
+#endif /* def HAVE_MREMAP */
+
+int
+Mono_Posix_Syscall_mincore (void *start, mph_size_t length, unsigned char *vec)
+{
+ mph_return_if_size_t_overflow (length);
+
+ return mincore (start, (size_t) length, (void*)vec);
+}
+
#ifdef HAVE_POSIX_MADVISE
gint32
Mono_Posix_Syscall_posix_madvise (void *addr, mph_size_t len, gint32 advice)
}
#endif /* def HAVE_POSIX_MADVISE */
+#ifdef HAVE_REMAP_FILE_PAGES
+int
+Mono_Posix_Syscall_remap_file_pages (void *start, mph_size_t size,
+ int prot, mph_ssize_t pgoff, int flags)
+{
+ int _prot, _flags;
+
+ mph_return_if_size_t_overflow (size);
+ mph_return_if_ssize_t_overflow (pgoff);
+
+ if (Mono_Posix_FromMmapProts (prot, &_prot) == -1)
+ return -1;
+ if (Mono_Posix_FromMmapFlags (flags, &_flags) == -1)
+ return -1;
+
+ return remap_file_pages (start, (size_t) size, _prot, (ssize_t) pgoff, _flags);
+}
+#endif /* def HAVE_REMAP_FILE_PAGES */
+
G_END_DECLS
/*