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Fixed formatting and code cleanup.

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This commit is contained in:
Nathan Moinvaziri 2019-05-05 20:30:23 -07:00
parent eeaf283658
commit 880be2eaae
1 changed files with 33 additions and 32 deletions
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65
mz_os_win32.c
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@ -621,55 +621,56 @@ int32_t mz_os_read_symlink(const char *path, char *target_path, int32_t max_targ
handle = CreateFileW(path_wide, FILE_READ_EA, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OPEN_REPARSE_POINT, NULL);
if (handle != INVALID_HANDLE_VALUE)
if (handle == INVALID_HANDLE_VALUE)
{
if (DeviceIoControl(handle, FSCTL_GET_REPARSE_POINT, NULL, 0, buffer, sizeof(buffer), &length, NULL) == TRUE)
mz_os_unicode_string_delete(&path_wide);
return MZ_OPEN_ERROR;
}
if (DeviceIoControl(handle, FSCTL_GET_REPARSE_POINT, NULL, 0, buffer, sizeof(buffer), &length, NULL) == TRUE)
{
reparse_data = (REPARSE_DATA_BUFFER *)buffer;
if ((IsReparseTagMicrosoft(reparse_data->ReparseTag)) &&
(reparse_data->ReparseTag == IO_REPARSE_TAG_SYMLINK))
{
reparse_data = (REPARSE_DATA_BUFFER *)buffer;
if ((IsReparseTagMicrosoft(reparse_data->ReparseTag)) &&
(reparse_data->ReparseTag == IO_REPARSE_TAG_SYMLINK))
target_path_len = max_target_path * sizeof(wchar_t);
if (target_path_len > reparse_data->SymbolicLinkReparseBuffer.PrintNameLength)
target_path_len = reparse_data->SymbolicLinkReparseBuffer.PrintNameLength;
target_path_wide = (wchar_t *)MZ_ALLOC(target_path_len + sizeof(wchar_t));
if (target_path_wide)
{
target_path_len = max_target_path * sizeof(wchar_t);
if (target_path_len > reparse_data->SymbolicLinkReparseBuffer.PrintNameLength)
target_path_len = reparse_data->SymbolicLinkReparseBuffer.PrintNameLength;
target_path_idx = reparse_data->SymbolicLinkReparseBuffer.PrintNameOffset / sizeof(wchar_t);
memcpy(target_path_wide, &reparse_data->SymbolicLinkReparseBuffer.PathBuffer[target_path_idx],
target_path_len);
target_path_wide = (wchar_t *)MZ_ALLOC(target_path_len + sizeof(wchar_t));
if (target_path_wide)
target_path_wide[target_path_len / sizeof(wchar_t)] = 0;
target_path_utf8 = mz_os_utf8_string_create_from_unicode(target_path_wide, MZ_ENCODING_UTF8);
if (target_path_utf8)
{
target_path_idx = reparse_data->SymbolicLinkReparseBuffer.PrintNameOffset / sizeof(wchar_t);
memcpy(target_path_wide, &reparse_data->SymbolicLinkReparseBuffer.PathBuffer[target_path_idx],
target_path_len);
target_path_wide[target_path_len / sizeof(wchar_t)] = 0;
target_path_utf8 = mz_os_utf8_string_create_from_unicode(target_path_wide, MZ_ENCODING_UTF8);
if (target_path_utf8)
{
strncpy(target_path, target_path_utf8, max_target_path - 1);
mz_os_utf8_string_delete(&target_path_utf8);
err = MZ_OK;
}
else
{
err = MZ_MEM_ERROR;
}
MZ_FREE(target_path_wide);
strncpy(target_path, target_path_utf8, max_target_path - 1);
mz_os_utf8_string_delete(&target_path_utf8);
}
else
{
err = MZ_MEM_ERROR;
}
MZ_FREE(target_path_wide);
}
else
{
err = MZ_MEM_ERROR;
}
}
CloseHandle(handle);
}
else
{
err = MZ_OPEN_ERROR;
err = MZ_INTERNAL_ERROR;
}
CloseHandle(handle);
mz_os_unicode_string_delete(&path_wide);
return err;
}