105 lines
2.1 KiB
C
105 lines
2.1 KiB
C
#include <sys/cdefs.h>
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#include "namespace.h"
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#include <lib.h>
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#include <sys/stat.h>
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#include <string.h>
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#ifdef __MINIX_EMULATE_NETBSD_STAT
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#error __MINIX_EMULATE_NETBSD_STAT is set.
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#endif
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int __orig_minix_stat(name, buffer)
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const char *name;
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struct __minix_stat *buffer;
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{
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message m;
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m.m1_i1 = strlen(name) + 1;
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m.m1_p1 = (char *) name;
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m.m1_p2 = (char *) buffer;
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return(_syscall(VFS_PROC_NR, STAT, &m));
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}
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int __orig_minix_fstat(fd, buffer)
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int fd;
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struct __minix_stat *buffer;
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{
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message m;
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m.m1_i1 = fd;
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m.m1_p1 = (char *) buffer;
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return(_syscall(VFS_PROC_NR, FSTAT, &m));
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}
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int __orig_minix_lstat(name, buffer)
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const char *name;
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struct __minix_stat *buffer;
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{
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message m;
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int r;
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m.m1_i1 = strlen(name) + 1;
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m.m1_p1 = (char *) name;
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m.m1_p2 = (char *) buffer;
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if((r = _syscall(VFS_PROC_NR, LSTAT, &m)) >= 0 || errno != ENOSYS)
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return r;
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return __orig_minix_stat(name, buffer);
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}
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/*
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* NetBSD Fields Emulation.
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*/
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static void __emulate_netbsd_fields(struct __netbsd_stat *buffer)
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{
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/* Emulated NetBSD fields. */
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buffer->st_atimespec.tv_sec = buffer->st_atime;
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buffer->st_atimespec.tv_nsec = 0;
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buffer->st_mtimespec.tv_sec = buffer->st_mtime;
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buffer->st_mtimespec.tv_nsec = 0;
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buffer->st_ctimespec.tv_sec = buffer->st_ctime;
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buffer->st_ctimespec.tv_nsec = 0;
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buffer->st_birthtimespec.tv_sec = 0;
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buffer->st_birthtimespec.tv_nsec = 0;
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buffer->st_blocks = (buffer->st_size / S_BLKSIZE) + 1;
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buffer->st_blksize = MINIX_ST_BLKSIZE;
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}
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const int __emu_netbsd_stat(name, buffer)
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const char *name;
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struct __netbsd_stat *buffer;
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{
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int r;
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r = __orig_minix_stat(name, (struct __minix_stat *)buffer);
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if (r < 0)
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return r;
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__emulate_netbsd_fields(buffer);
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return r;
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}
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int __emu_netbsd_fstat(fd, buffer)
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int fd;
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struct __netbsd_stat *buffer;
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{
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int r;
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r = __orig_minix_fstat(fd, (struct __minix_stat *)buffer);
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if ( r < 0 )
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return r;
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__emulate_netbsd_fields(buffer);
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return r;
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}
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int __emu_netbsd_lstat(name, buffer)
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const char *name;
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struct __netbsd_stat *buffer;
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{
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int r;
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r = __orig_minix_lstat(name, (struct __minix_stat *)buffer);
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if ( r < 0 )
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return r;
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__emulate_netbsd_fields(buffer);
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return r;
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}
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