vfs: add hook for C:\Users\AppUser

This commit is contained in:
Hay1tsme 2023-09-13 11:25:29 -04:00
parent 4c67843f08
commit 98d2ea1390

View File

@ -20,6 +20,10 @@ static HRESULT vfs_path_hook_nthome(
const wchar_t *src, const wchar_t *src,
wchar_t *dest, wchar_t *dest,
size_t *count); size_t *count);
static HRESULT vfs_path_hook_w10home(
const wchar_t *src,
wchar_t *dest,
size_t *count);
static HRESULT vfs_path_hook_option( static HRESULT vfs_path_hook_option(
const wchar_t *src, const wchar_t *src,
wchar_t *dest, wchar_t *dest,
@ -31,6 +35,9 @@ static wchar_t vfs_nthome_real[MAX_PATH];
static const wchar_t vfs_nthome[] = L"C:\\Documents and Settings\\AppUser"; static const wchar_t vfs_nthome[] = L"C:\\Documents and Settings\\AppUser";
static const size_t vfs_nthome_len = _countof(vfs_nthome) - 1; static const size_t vfs_nthome_len = _countof(vfs_nthome) - 1;
static const wchar_t vfs_w10home[] = L"C:\\Users\\AppUser";
static const size_t vfs_w10home_len = _countof(vfs_w10home) - 1;
static const wchar_t vfs_option[] = L"C:\\Mount\\Option"; static const wchar_t vfs_option[] = L"C:\\Mount\\Option";
static const size_t vfs_option_len = _countof(vfs_option) - 1; static const size_t vfs_option_len = _countof(vfs_option) - 1;
@ -144,6 +151,12 @@ HRESULT vfs_hook_init(const struct vfs_config *config)
return hr; return hr;
} }
hr = path_hook_push(vfs_path_hook_w10home);
if (FAILED(hr)) {
return hr;
}
if (vfs_config.option[0] != L'\0') { if (vfs_config.option[0] != L'\0') {
hr = path_hook_push(vfs_path_hook_option); hr = path_hook_push(vfs_path_hook_option);
@ -357,6 +370,53 @@ static HRESULT vfs_path_hook_nthome(
return S_OK; return S_OK;
} }
static HRESULT vfs_path_hook_w10home(
const wchar_t *src,
wchar_t *dest,
size_t *count)
{
size_t required;
size_t redir_len;
size_t shift;
assert(src != NULL);
assert(count != NULL);
/* Case-insensitive check to see if src starts with vfs_w10home */
if (path_compare_w(src, vfs_w10home, vfs_w10home_len) != 0) {
return S_FALSE;
}
/* Check if the character after vfs_w10home is a separator or the end of
the string */
if (!path_is_separator_w(src[vfs_w10home_len]) &&
src[vfs_w10home_len] != L'\0')
{
return S_FALSE;
}
/* Cut off the matched <prefix>\, add the replaced prefix, count NUL */
shift = path_is_separator_w(src[vfs_w10home_len]) ? 1 : 0;
redir_len = wcslen(vfs_nthome_real);
required = wcslen(src) - vfs_w10home_len - shift + redir_len + 1;
if (dest != NULL) {
if (required > *count) {
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
wcscpy_s(dest, *count, vfs_nthome_real);
wcscpy_s(dest + redir_len, *count - redir_len, src + vfs_w10home_len + shift);
}
*count = required;
return S_OK;
}
static HRESULT vfs_path_hook_option( static HRESULT vfs_path_hook_option(
const wchar_t *src, const wchar_t *src,
wchar_t *dest, wchar_t *dest,