Generalized support for referencing resources in external WIMs

[wimlib] / src / win32_apply.c

diff --git a/src/win32_apply.c b/src/win32_apply.c
index adf605b961bfd8e54f1bed59b30a0b40212e9176..b1253956f3587f9e025ca3d74fac31768c47d474 100644 (file)
--- a/src/win32_apply.c
+++ b/src/win32_apply.c
@@ -191,7 +191,7 @@ win32_extract_stream(const wchar_t *path, const wchar_t *stream_name,
                stream_path = alloca(sizeof(wchar_t) *
                                     (wcslen(path) + 1 +
                                      wcslen(stream_name) + 1));
-               swprintf(stream_path, L"%ls:%ls", path, stream_name);
+               tsprintf(stream_path, L"%ls:%ls", path, stream_name);
        }
 
        h = CreateFile(stream_path, FILE_WRITE_DATA, 0, NULL,
@@ -259,11 +259,10 @@ win32_encrypted_import_cb(unsigned char *data, void *_import_ctx,
 }
 
 static int
-win32_extract_encrypted_stream(file_spec_t file,
+win32_extract_encrypted_stream(const wchar_t *path,
                               struct wim_lookup_table_entry *lte,
                               struct apply_ctx *ctx)
 {
-       const tchar *path = file.path;
        void *file_ctx;
        DWORD err;
        int ret;
@@ -301,10 +300,7 @@ win32_set_special_file_attributes(const wchar_t *path, u32 attributes)
        USHORT compression_format = COMPRESSION_FORMAT_DEFAULT;
        DWORD bytes_returned;
 
-       h = CreateFile(path, GENERIC_READ | GENERIC_WRITE, 0, NULL,
-                      OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS |
-                                     FILE_FLAG_OPEN_REPARSE_POINT,
-                      NULL);
+       h = win32_open_existing_file(path, GENERIC_READ | GENERIC_WRITE);
        if (h == INVALID_HANDLE_VALUE)
                goto error;
 
@@ -388,10 +384,7 @@ win32_set_file_attributes(const wchar_t *path, u32 attributes,
                DWORD bytes_returned;
                USHORT compression_format = COMPRESSION_FORMAT_NONE;
 
-               h = CreateFile(path, GENERIC_READ | GENERIC_WRITE, 0, NULL,
-                              OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS |
-                                             FILE_FLAG_OPEN_REPARSE_POINT,
-                              NULL);
+               h = win32_open_existing_file(path, GENERIC_READ | GENERIC_WRITE);
                if (h == INVALID_HANDLE_VALUE)
                        goto error;
 
@@ -425,10 +418,7 @@ win32_set_reparse_data(const wchar_t *path, const u8 *rpbuf, u16 rpbuflen,
        DWORD err;
        DWORD bytes_returned;
 
-       h = CreateFile(path, GENERIC_WRITE, 0, NULL,
-                      OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS |
-                                     FILE_FLAG_OPEN_REPARSE_POINT,
-                      NULL);
+       h = win32_open_existing_file(path, GENERIC_WRITE);
        if (h == INVALID_HANDLE_VALUE)
                goto error;
 
@@ -458,10 +448,7 @@ win32_set_short_name(const wchar_t *path, const wchar_t *short_name,
        HANDLE h;
        DWORD err;
 
-       h = CreateFile(path, GENERIC_WRITE | DELETE, 0, NULL,
-                      OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS |
-                                     FILE_FLAG_OPEN_REPARSE_POINT,
-                      NULL);
+       h = win32_open_existing_file(path, GENERIC_WRITE | DELETE);
        if (h == INVALID_HANDLE_VALUE)
                goto error;
 
@@ -516,10 +503,7 @@ win32_set_security_descriptor(const wchar_t *path, const u8 *desc,
        h = INVALID_HANDLE_VALUE;
 
 #ifdef WITH_NTDLL
-       h = CreateFile(path, MAXIMUM_ALLOWED, 0, NULL, OPEN_EXISTING,
-                      FILE_FLAG_BACKUP_SEMANTICS |
-                              FILE_FLAG_OPEN_REPARSE_POINT,
-                      NULL);
+       h = win32_open_existing_file(path, MAXIMUM_ALLOWED);
        if (h == INVALID_HANDLE_VALUE) {
                ERROR_WITH_ERRNO("Can't open %ls (%u)", path, GetLastError());
                goto error;
@@ -581,10 +565,7 @@ win32_set_timestamps(const wchar_t *path, u64 creation_time,
        FILETIME lastWriteTime = {.dwLowDateTime = last_write_time & 0xffffffff,
                                  .dwHighDateTime = last_write_time >> 32};
 
-       h = CreateFile(path, FILE_WRITE_ATTRIBUTES, 0, NULL,
-                      OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS |
-                                     FILE_FLAG_OPEN_REPARSE_POINT,
-                      NULL);
+       h = win32_open_existing_file(path, FILE_WRITE_ATTRIBUTES);
        if (h == INVALID_HANDLE_VALUE)
                goto error;
 
@@ -632,6 +613,8 @@ const struct apply_operations win32_apply_ops = {
        .realpath_works_on_nonexisting_files = 1,
        .root_directory_is_special = 1,
        .requires_final_set_attributes_pass = 1,
+       .extract_encrypted_stream_creates_file = 1,
+       .requires_short_name_reordering = 1, /* TODO: check if this is really needed  */
 };
 
 #endif /* __WIN32__ */