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This commit is contained in:
savashn 2025-10-20 19:15:56 +03:00
parent d508936d6e
commit 36ee3fa158
1 changed files with 14 additions and 26 deletions
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40
src/win/util.c
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@ -207,29 +207,8 @@ int uv_cwd(char* buffer, size_t* size) {
}
static int uv__is_win32_namespace(const WCHAR* path, size_t len) {
return len >= 4 &&
path[0] == L'\\' &&
path[1] == L'\\' &&
(path[2] == L'?' || path[2] == L'.') &&
path[3] == L'\\';
}
static int uv__is_nt_namespace(const WCHAR* path, size_t len) {
return len >= 4 &&
path[0] == L'\\' &&
path[1] == L'?' &&
path[2] == L'?' &&
path[3] == L'\\';
}
static int uv__is_unc_after_prefix(const WCHAR* path, size_t len) {
if (len < 4)
return 0;
return _wcsnicmp(path, L"UNC", 3) == 0 && path[3] == L'\\';
return len >= 4 && _wcsnicmp(path, L"UNC\\", 4) == 0;
}
@ -247,15 +226,24 @@ static WCHAR uv__extract_drive_letter(const WCHAR* path, size_t len) {
const WCHAR* scan = path;
size_t scan_len = len;
if (uv__is_win32_namespace(scan, scan_len)) {
if (scan_len >= 4 &&
scan[0] == L'\\' &&
scan[1] == L'\\' &&
(scan[2] == L'?' || scan[2] == L'.') &&
scan[3] == L'\\') {
int is_device_namespace = (scan[2] == L'.');
scan += 4;
scan_len -= 4;
if (uv__is_unc_after_prefix(scan, scan_len))
return 0;
if (path[2] == L'.') {
if (scan_len < 2 || scan[1] != L':')
if (is_device_namespace) {
if (scan_len < 2)
return 0;
if (scan[1] != L':')
return 0;
}
@ -268,7 +256,7 @@ static WCHAR uv__extract_drive_letter(const WCHAR* path, size_t len) {
_wcsnicmp(scan, L"GLOBALROOT", 10) == 0)
return 0;
}
else if (uv__is_nt_namespace(scan, scan_len)) {
else if (scan_len >= 4 && _wcsnicmp(scan, L"\\??\\", 4) == 0) {
scan += 4;
scan_len -= 4;