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statfs fix 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1680 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2005-11-28 22:28:41 +00:00
parent c960bde13c
commit 56c8f68f1d
2 changed files with 99 additions and 19 deletions
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56
linux-user/syscall.c
View File

@ -42,6 +42,7 @@
#include <sys/poll.h>
#include <sys/times.h>
#include <sys/shm.h>
#include <sys/statfs.h>
#include <utime.h>
#include <sys/sysinfo.h>
//#include <sys/user.h>
@ -202,8 +203,6 @@ type name(type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5) \
#define __NR_sys_uname __NR_uname
#define __NR_sys_getcwd1 __NR_getcwd
#define __NR_sys_statfs __NR_statfs
#define __NR_sys_fstatfs __NR_fstatfs
#define __NR_sys_getdents __NR_getdents
#define __NR_sys_getdents64 __NR_getdents64
#define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo
@ -225,8 +224,6 @@ _syscall3(int, sys_getdents, uint, fd, struct dirent *, dirp, uint, count);
_syscall3(int, sys_getdents64, uint, fd, struct dirent64 *, dirp, uint, count);
_syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo,
loff_t *, res, uint, wh);
_syscall2(int,sys_statfs,const char *,path,struct kernel_statfs *,buf)
_syscall2(int,sys_fstatfs,int,fd,struct kernel_statfs *,buf)
_syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo)
#ifdef __NR_exit_group
_syscall1(int,exit_group,int,error_code)
@ -1659,7 +1656,7 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
{
long ret;
struct stat st;
struct kernel_statfs *stfs;
struct statfs stfs;
#ifdef DEBUG
gemu_log("syscall %d", num);
@ -2298,26 +2295,47 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
goto unimplemented;
#endif
case TARGET_NR_statfs:
stfs = (void *)arg2;
ret = get_errno(sys_statfs(path((const char *)arg1), stfs));
ret = get_errno(statfs(path((const char *)arg1), &stfs));
convert_statfs:
if (!is_error(ret)) {
tswap32s(&stfs->f_type);
tswap32s(&stfs->f_bsize);
tswap32s(&stfs->f_blocks);
tswap32s(&stfs->f_bfree);
tswap32s(&stfs->f_bavail);
tswap32s(&stfs->f_files);
tswap32s(&stfs->f_ffree);
tswap32s(&stfs->f_fsid.val[0]);
tswap32s(&stfs->f_fsid.val[1]);
tswap32s(&stfs->f_namelen);
struct target_statfs *target_stfs = (void *)arg2;
put_user(stfs.f_type, &target_stfs->f_type);
put_user(stfs.f_bsize, &target_stfs->f_bsize);
put_user(stfs.f_blocks, &target_stfs->f_blocks);
put_user(stfs.f_bfree, &target_stfs->f_bfree);
put_user(stfs.f_bavail, &target_stfs->f_bavail);
put_user(stfs.f_files, &target_stfs->f_files);
put_user(stfs.f_ffree, &target_stfs->f_ffree);
put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid);
put_user(stfs.f_namelen, &target_stfs->f_namelen);
}
break;
case TARGET_NR_fstatfs:
stfs = (void *)arg2;
ret = get_errno(sys_fstatfs(arg1, stfs));
ret = get_errno(fstatfs(arg1, &stfs));
goto convert_statfs;
#ifdef TARGET_NR_statfs64
case TARGET_NR_statfs64:
ret = get_errno(statfs(path((const char *)arg1), &stfs));
convert_statfs64:
if (!is_error(ret)) {
struct target_statfs64 *target_stfs = (void *)arg3;
put_user(stfs.f_type, &target_stfs->f_type);
put_user(stfs.f_bsize, &target_stfs->f_bsize);
put_user(stfs.f_blocks, &target_stfs->f_blocks);
put_user(stfs.f_bfree, &target_stfs->f_bfree);
put_user(stfs.f_bavail, &target_stfs->f_bavail);
put_user(stfs.f_files, &target_stfs->f_files);
put_user(stfs.f_ffree, &target_stfs->f_ffree);
put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid);
put_user(stfs.f_namelen, &target_stfs->f_namelen);
}
break;
case TARGET_NR_fstatfs64:
ret = get_errno(fstatfs(arg1, &stfs));
goto convert_statfs64;
#endif
#ifdef TARGET_NR_ioperm
case TARGET_NR_ioperm:
goto unimplemented;

62
linux-user/syscall_defs.h
View File

@ -1102,6 +1102,68 @@ struct target_stat64 {
#error unsupported CPU
#endif
#ifdef TARGET_MIPS
struct target_statfs {
target_long f_type;
target_long f_bsize;
target_long f_frsize; /* Fragment size - unsupported */
target_long f_blocks;
target_long f_bfree;
target_long f_files;
target_long f_ffree;
target_long f_bavail;
/* Linux specials */
int f_fsid;
target_long f_namelen;
target_long f_spare[6];
};
struct target_statfs64 {
uint32_t f_type;
uint32_t f_bsize;
uint32_t f_frsize; /* Fragment size - unsupported */
uint32_t __pad;
uint64_t f_blocks;
uint64_t f_bfree;
uint64_t f_files;
uint64_t f_ffree;
uint64_t f_bavail;
int f_fsid;
uint32_t f_namelen;
uint32_t f_spare[6];
};
#else
struct target_statfs {
uint32_t f_type;
uint32_t f_bsize;
uint32_t f_blocks;
uint32_t f_bfree;
uint32_t f_bavail;
uint32_t f_files;
uint32_t f_ffree;
int f_fsid;
uint32_t f_namelen;
uint32_t f_frsize;
uint32_t f_spare[5];
};
struct target_statfs64 {
uint32_t f_type;
uint32_t f_bsize;
uint64_t f_blocks;
uint64_t f_bfree;
uint64_t f_bavail;
uint64_t f_files;
uint64_t f_ffree;
int f_fsid;
uint32_t f_namelen;
uint32_t f_frsize;
uint32_t f_spare[5];
};
#endif
#define TARGET_F_DUPFD 0 /* dup */
#define TARGET_F_GETFD 1 /* get close_on_exec */
#define TARGET_F_SETFD 2 /* set/clear close_on_exec */