Prepare Mono for Android NDK with unified headers (#5680)

[mono.git] / support / sys-stat.c

diff --git a/support/sys-stat.c b/support/sys-stat.c
index 952a46363dbb687052d045404063c46142ac4cd7..d6abce4a1facdfafdad71bd2f6022d217bfc8db0 100644 (file)
--- a/support/sys-stat.c
+++ b/support/sys-stat.c
@@ -13,15 +13,93 @@
 
 #include <sys/types.h>
 #include <sys/stat.h>
+#ifdef HAVE_UNISTD_H
 #include <unistd.h>
+#endif
 #include <fcntl.h>
 #include <errno.h>
 
+#include "mph.h" /* Don't remove or move after map.h! Works around issues with Android SDK unified headers */
 #include "map.h"
-#include "mph.h"
 
 G_BEGIN_DECLS
 
+int
+Mono_Posix_FromStat (struct Mono_Posix_Stat *from, void *_to)
+{
+       struct stat *to = _to;
+       memset (to, 0, sizeof(*to));
+
+       to->st_dev         = from->st_dev;
+       to->st_ino         = from->st_ino;
+
+       unsigned int to_st_mode;
+       if (Mono_Posix_FromFilePermissions (from->st_mode, &to_st_mode) != 0) {
+               return -1;
+       }
+
+       to->st_mode        = to_st_mode;
+       to->st_nlink       = from->st_nlink;
+       to->st_uid         = from->st_uid;
+       to->st_gid         = from->st_gid;
+       to->st_rdev        = from->st_rdev;
+       to->st_size        = from->st_size;
+#ifndef HOST_WIN32
+       to->st_blksize     = from->st_blksize;
+       to->st_blocks      = from->st_blocks;
+#endif
+       to->st_atime       = from->st_atime_;
+       to->st_mtime       = from->st_mtime_;
+       to->st_ctime       = from->st_ctime_;
+#ifdef HAVE_STRUCT_STAT_ST_ATIM
+       to->st_atim.tv_nsec = from->st_atime_nsec;
+#endif
+#ifdef HAVE_STRUCT_STAT_ST_MTIM
+       to->st_mtim.tv_nsec = from->st_mtime_nsec;
+#endif
+#ifdef HAVE_STRUCT_STAT_ST_CTIM
+       to->st_ctim.tv_nsec = from->st_ctime_nsec;
+#endif
+
+       return 0;
+}
+
+int
+Mono_Posix_ToStat (void *_from, struct Mono_Posix_Stat *to)
+{
+       struct stat *from = _from;
+       memset (to, 0, sizeof(*to));
+
+       to->st_dev        = from->st_dev;
+       to->st_ino        = from->st_ino;
+       if (Mono_Posix_ToFilePermissions (from->st_mode, &to->st_mode) != 0) {
+               return -1;
+       }
+       to->st_nlink      = from->st_nlink;
+       to->st_uid        = from->st_uid;
+       to->st_gid        = from->st_gid;
+       to->st_rdev       = from->st_rdev;
+       to->st_size       = from->st_size;
+#ifndef HOST_WIN32
+       to->st_blksize    = from->st_blksize;
+       to->st_blocks     = from->st_blocks;
+#endif
+       to->st_atime_     = from->st_atime;
+       to->st_mtime_     = from->st_mtime;
+       to->st_ctime_     = from->st_ctime;
+#ifdef HAVE_STRUCT_STAT_ST_ATIM
+       to->st_atime_nsec = from->st_atim.tv_nsec;
+#endif
+#ifdef HAVE_STRUCT_STAT_ST_MTIM
+       to->st_mtime_nsec = from->st_mtim.tv_nsec;
+#endif
+#ifdef HAVE_STRUCT_STAT_ST_CTIM
+       to->st_ctime_nsec = from->st_ctim.tv_nsec;
+#endif
+
+       return 0;
+}
+
 gint32
 Mono_Posix_Syscall_stat (const char *file_name, struct Mono_Posix_Stat *buf)
 {
@@ -54,6 +132,7 @@ Mono_Posix_Syscall_fstat (int filedes, struct Mono_Posix_Stat *buf)
        return r;
 }
 
+#ifndef HOST_WIN32
 gint32
 Mono_Posix_Syscall_lstat (const char *file_name, struct Mono_Posix_Stat *buf)
 {
@@ -69,7 +148,30 @@ Mono_Posix_Syscall_lstat (const char *file_name, struct Mono_Posix_Stat *buf)
                r = -1;
        return r;
 }
+#endif
+
+#ifdef HAVE_FSTATAT
+gint32
+Mono_Posix_Syscall_fstatat (gint32 dirfd, const char *file_name, struct Mono_Posix_Stat *buf, gint32 flags)
+{
+       int r;
+       struct stat _buf;
+
+       if (Mono_Posix_FromAtFlags (flags, &flags) == -1)
+               return -1;
+
+       if (buf == NULL) {
+               errno = EFAULT;
+               return -1;
+       }
+       r = fstatat (dirfd, file_name, &_buf, flags);
+       if (r != -1 && Mono_Posix_ToStat (&_buf, buf) == -1)
+               r = -1;
+       return r;
+}
+#endif
 
+#ifndef HOST_WIN32
 gint32
 Mono_Posix_Syscall_mknod (const char *pathname, guint32 mode, mph_dev_t dev)
 {
@@ -77,9 +179,83 @@ Mono_Posix_Syscall_mknod (const char *pathname, guint32 mode, mph_dev_t dev)
                return -1;
        return mknod (pathname, mode, dev);
 }
+#endif
+
+#ifdef HAVE_MKNODAT
+gint32
+Mono_Posix_Syscall_mknodat (int dirfd, const char *pathname, guint32 mode, mph_dev_t dev)
+{
+       if (Mono_Posix_FromFilePermissions (mode, &mode) == -1)
+               return -1;
+       return mknodat (dirfd, pathname, mode, dev);
+}
+#endif
 
 G_END_DECLS
 
+gint64
+Mono_Posix_Syscall_get_utime_now ()
+{
+#ifdef UTIME_NOW
+       return UTIME_NOW;
+#else
+       return -1;
+#endif
+}
+
+gint64
+Mono_Posix_Syscall_get_utime_omit ()
+{
+#ifdef UTIME_OMIT
+       return UTIME_OMIT;
+#else
+       return -1;
+#endif
+}
+
+#if defined(HAVE_FUTIMENS) || defined(HAVE_UTIMENSAT)
+static inline struct timespec*
+copy_utimens (struct timespec* to, struct Mono_Posix_Timespec *from)
+{
+       if (from) {
+               to[0].tv_sec  = from[0].tv_sec;
+               to[0].tv_nsec = from[0].tv_nsec;
+               to[1].tv_sec  = from[1].tv_sec;
+               to[1].tv_nsec = from[1].tv_nsec;
+               return to;
+       }
+
+       return NULL;
+}
+#endif
+
+#ifdef HAVE_FUTIMENS
+gint32
+Mono_Posix_Syscall_futimens(int fd, struct Mono_Posix_Timespec *tv)
+{
+       struct timespec _tv[2];
+       struct timespec *ptv;
+
+       ptv = copy_utimens (_tv, tv);
+
+       return futimens (fd, ptv);
+}
+#endif /* def HAVE_FUTIMENS */
+
+#ifdef HAVE_UTIMENSAT
+gint32
+Mono_Posix_Syscall_utimensat(int dirfd, const char *pathname, struct Mono_Posix_Timespec *tv, int flags)
+{
+       struct timespec _tv[2];
+       struct timespec *ptv;
+
+       ptv = copy_utimens (_tv, tv);
+
+       return utimensat (dirfd, pathname, ptv, flags);
+}
+#endif /* def HAVE_UTIMENSAT */
+
+
 /*
  * vim: noexpandtab
  */