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fcntl flags convertion (Jocelyn Mayer)

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@538 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-01-04 23:57:22 +00:00
parent 2d603d2216
commit ffa65c3b70
2 changed files with 86 additions and 1 deletions
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35
linux-user/syscall.c
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@ -1130,6 +1130,24 @@ static bitmask_transtbl mmap_flags_tbl[] = {
{ 0, 0, 0, 0 }
};
static bitmask_transtbl fcntl_flags_tbl[] = {
{ TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, },
{ TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, },
{ TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, },
{ TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, },
{ TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, },
{ TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, },
{ TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, },
{ TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, },
{ TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, },
{ TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, },
{ TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, },
{ TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, },
{ TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, },
{ TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, },
{ 0, 0, 0, 0 }
};
#if defined(TARGET_I386)
/* NOTE: there is really one LDT for all the threads */
@ -1353,6 +1371,15 @@ static long do_fcntl(int fd, int cmd, unsigned long arg)
errno = EINVAL;
break;
case F_GETFL:
ret = fcntl(fd, cmd, arg);
ret = host_to_target_bitmask(ret, fcntl_flags_tbl);
break;
case F_SETFL:
ret = fcntl(fd, cmd, target_to_host_bitmask(arg, fcntl_flags_tbl));
break;
default:
ret = fcntl(fd, cmd, arg);
break;
@ -1464,7 +1491,9 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
ret = get_errno(write(arg1, (void *)arg2, arg3));
break;
case TARGET_NR_open:
ret = get_errno(open(path((const char *)arg1), arg2, arg3));
ret = get_errno(open(path((const char *)arg1),
target_to_host_bitmask(arg2, fcntl_flags_tbl),
arg3));
break;
case TARGET_NR_close:
ret = get_errno(close(arg1));
@ -2750,10 +2779,14 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
case TARGET_NR_pivot_root:
goto unimplemented;
#ifdef TARGET_NR_mincore
case TARGET_NR_mincore:
goto unimplemented;
#endif
#ifdef TARGET_NR_madvise
case TARGET_NR_madvise:
goto unimplemented;
#endif
#if TARGET_LONG_BITS == 32
case TARGET_NR_fcntl64:
{