2 * <fcntl.h> wrapper functions.
5 * Jonathan Pryor (jonpryor@vt.edu)
7 * Copyright (C) 2004, 2006 Jonathan Pryor
14 #include <sys/types.h>
26 Mono_Posix_Syscall_fcntl (gint32 fd, gint32 cmd)
28 if (Mono_Posix_FromFcntlCommand (cmd, &cmd) == -1)
30 return fcntl (fd, cmd);
34 Mono_Posix_Syscall_fcntl_arg (gint32 fd, gint32 cmd, gint64 arg)
39 mph_return_if_long_overflow (arg);
42 if (cmd == F_NOTIFY) {
44 if (Mono_Posix_FromDirectoryNotifyFlags (arg, &_argi) == -1) {
53 if (Mono_Posix_FromFcntlCommand (cmd, &_cmd) == -1)
55 return fcntl (fd, cmd, _arg);
59 Mono_Posix_Syscall_fcntl_lock (gint32 fd, gint32 cmd, struct Mono_Posix_Flock *lock)
69 mph_return_if_off_t_overflow (lock->l_start);
70 mph_return_if_off_t_overflow (lock->l_len);
72 if (Mono_Posix_FromLockType (lock->l_type, &lock->l_type) == -1)
74 _lock.l_type = lock->l_type;
75 _lock.l_whence = lock->l_whence;
76 _lock.l_start = lock->l_start;
77 _lock.l_len = lock->l_len;
78 _lock.l_pid = lock->l_pid;
80 r = fcntl (fd, cmd, &_lock);
82 if (Mono_Posix_ToLockType (_lock.l_type, &_lock.l_type) == -1)
84 lock->l_type = _lock.l_type;
85 lock->l_whence = _lock.l_whence;
86 lock->l_start = _lock.l_start;
87 lock->l_len = _lock.l_len;
88 lock->l_pid = _lock.l_pid;
94 Mono_Posix_Syscall_open (const char *pathname, gint32 flags)
96 if (Mono_Posix_FromOpenFlags (flags, &flags) == -1)
99 return open (pathname, flags);
103 Mono_Posix_Syscall_open_mode (const char *pathname, gint32 flags, guint32 mode)
105 if (Mono_Posix_FromOpenFlags (flags, &flags) == -1)
107 if (Mono_Posix_FromFilePermissions (mode, &mode) == -1)
110 return open (pathname, flags, mode);
114 Mono_Posix_Syscall_creat (const char *pathname, guint32 mode)
116 if (Mono_Posix_FromFilePermissions (mode, &mode) == -1)
119 return creat (pathname, mode);
122 #ifdef HAVE_POSIX_FADVISE
124 Mono_Posix_Syscall_posix_fadvise (gint32 fd, mph_off_t offset, mph_off_t len,
127 mph_return_if_off_t_overflow (offset);
128 mph_return_if_off_t_overflow (len);
130 if (Mono_Posix_FromPosixFadviseAdvice (advice, &advice) == -1)
133 return posix_fadvise (fd, (off_t) offset, (off_t) len, advice);
135 #endif /* ndef HAVE_POSIX_FADVISE */
137 #ifdef HAVE_POSIX_FALLOCATE
139 Mono_Posix_Syscall_posix_fallocate (gint32 fd, mph_off_t offset, mph_size_t len)
141 mph_return_if_off_t_overflow (offset);
142 mph_return_if_size_t_overflow (len);
144 return posix_fallocate (fd, (off_t) offset, (size_t) len);
146 #endif /* ndef HAVE_POSIX_FALLOCATE */