diff options
Diffstat (limited to 'linux-user/syscall.c')
| -rw-r--r-- | linux-user/syscall.c | 43 |
1 files changed, 42 insertions, 1 deletions
diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 4a4a4f7cbe..9b02d5eaf4 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -2015,7 +2015,47 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, case TARGET_NR_getdents: #if TARGET_LONG_SIZE != 4 #error not supported -#endif +#elif TARGET_LONG_SIZE == 4 && HOST_LONG_SIZE == 8 + { + struct target_dirent *target_dirp = (void *)arg2; + struct dirent *dirp; + long count = arg3; + + dirp = malloc(count); + if (!dirp) + return -ENOMEM; + + ret = get_errno(sys_getdents(arg1, dirp, count)); + if (!is_error(ret)) { + struct dirent *de; + struct target_dirent *tde; + int len = ret; + int reclen, treclen; + int count1, tnamelen; + + count1 = 0; + de = dirp; + tde = target_dirp; + while (len > 0) { + reclen = de->d_reclen; + treclen = reclen - (2 * (sizeof(long) - sizeof(target_long))); + tde->d_reclen = tswap16(treclen); + tde->d_ino = tswapl(de->d_ino); + tde->d_off = tswapl(de->d_off); + tnamelen = treclen - (2 * sizeof(target_long) + 2); + if (tnamelen > 256) + tnamelen = 256; + strncpy(tde->d_name, de->d_name, tnamelen); + de = (struct dirent *)((char *)de + reclen); + len -= reclen; + tde = (struct dirent *)((char *)tde + treclen); + count1 += treclen; + } + ret = count1; + } + free(dirp); + } +#else { struct dirent *dirp = (void *)arg2; long count = arg3; @@ -2038,6 +2078,7 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3, } } } +#endif break; case TARGET_NR_getdents64: { |