X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Fwin32_apply.c;h=48ff5d87e01efa609745090195cd0903546a75ca;hp=af8a4ef9b9a9bcfa4e09b00efb721ed6ec4f744b;hb=ad8c3f70361e25b7c1bbc46d4429749c7215fa12;hpb=913e96c7a1c138973912eb4b133a27796fd59e2e diff --git a/src/win32_apply.c b/src/win32_apply.c index af8a4ef9..48ff5d87 100644 --- a/src/win32_apply.c +++ b/src/win32_apply.c @@ -30,8 +30,121 @@ #include "wimlib/win32_common.h" #include "wimlib/apply.h" +#include "wimlib/capture.h" +#include "wimlib/dentry.h" #include "wimlib/error.h" #include "wimlib/lookup_table.h" +#include "wimlib/paths.h" +#include "wimlib/resource.h" +#include "wimlib/textfile.h" +#include "wimlib/xml.h" +#include "wimlib/wim.h" +#include "wimlib/wimboot.h" + +struct win32_apply_private_data { + u64 data_source_id; + struct string_set *prepopulate_pats; + void *mem_prepopulate_pats; + u8 wim_lookup_table_hash[SHA1_HASH_SIZE]; + bool wof_running; +}; + +static struct win32_apply_private_data * +get_private_data(struct apply_ctx *ctx) +{ + BUILD_BUG_ON(sizeof(ctx->private) < sizeof(struct win32_apply_private_data)); + return (struct win32_apply_private_data *)(ctx->private); +} + +static void +free_prepopulate_pats(struct win32_apply_private_data *dat) +{ + if (dat->prepopulate_pats) { + FREE(dat->prepopulate_pats->strings); + FREE(dat->prepopulate_pats); + dat->prepopulate_pats = NULL; + } + + if (dat->mem_prepopulate_pats) { + FREE(dat->mem_prepopulate_pats); + dat->mem_prepopulate_pats = NULL; + } +} + +static int +load_prepopulate_pats(struct apply_ctx *ctx) +{ + int ret; + struct wim_dentry *dentry; + struct wim_lookup_table_entry *lte; + struct string_set *s; + const tchar *path = WIMLIB_WIM_PATH_SEPARATOR_STRING T("Windows") + WIMLIB_WIM_PATH_SEPARATOR_STRING T("System32") + WIMLIB_WIM_PATH_SEPARATOR_STRING T("WimBootCompress.ini"); + void *buf; + void *mem; + struct text_file_section sec; + struct win32_apply_private_data *dat = get_private_data(ctx); + + dentry = get_dentry(ctx->wim, path, WIMLIB_CASE_INSENSITIVE); + if (!dentry || + (dentry->d_inode->i_attributes & (FILE_ATTRIBUTE_DIRECTORY | + FILE_ATTRIBUTE_REPARSE_POINT | + FILE_ATTRIBUTE_ENCRYPTED)) || + !(lte = inode_unnamed_lte(dentry->d_inode, ctx->wim->lookup_table))) + { + WARNING("%"TS" does not exist in WIM image!", path); + return WIMLIB_ERR_PATH_DOES_NOT_EXIST; + } + + ret = read_full_stream_into_alloc_buf(lte, &buf); + if (ret) + return ret; + + s = CALLOC(1, sizeof(struct string_set)); + if (!s) { + FREE(buf); + return WIMLIB_ERR_NOMEM; + } + + sec.name = T("PrepopulateList"); + sec.strings = s; + + ret = do_load_text_file(path, buf, lte->size, &mem, &sec, 1, + LOAD_TEXT_FILE_REMOVE_QUOTES | + LOAD_TEXT_FILE_NO_WARNINGS, + mangle_pat); + FREE(buf); + if (ret) { + FREE(s); + return ret; + } + dat->prepopulate_pats = s; + dat->mem_prepopulate_pats = mem; + return 0; +} + +static bool +in_prepopulate_list(struct wim_dentry *dentry, struct apply_ctx *ctx) +{ + struct string_set *pats; + const tchar *path; + + pats = get_private_data(ctx)->prepopulate_pats; + if (!pats) + return false; + path = dentry_full_path(dentry); + if (!path) + return false; + + return match_pattern(path, path_basename(path), pats); +} + +static int +hash_lookup_table(WIMStruct *wim, u8 hash[SHA1_HASH_SIZE]) +{ + return wim_reshdr_to_hash(&wim->hdr.lookup_table_reshdr, wim, hash); +} static int win32_start_extract(const wchar_t *path, struct apply_ctx *ctx) @@ -39,10 +152,11 @@ win32_start_extract(const wchar_t *path, struct apply_ctx *ctx) int ret; unsigned vol_flags; bool supports_SetFileShortName; + struct win32_apply_private_data *dat = get_private_data(ctx); ret = win32_get_vol_flags(path, &vol_flags, &supports_SetFileShortName); if (ret) - return ret; + goto err; ctx->supported_features.archive_files = 1; ctx->supported_features.hidden_files = 1; @@ -78,6 +192,43 @@ win32_start_extract(const wchar_t *path, struct apply_ctx *ctx) if (supports_SetFileShortName) ctx->supported_features.short_names = 1; + + if (ctx->extract_flags & WIMLIB_EXTRACT_FLAG_WIMBOOT) { + + ret = load_prepopulate_pats(ctx); + if (ret == WIMLIB_ERR_NOMEM) + goto err; + + if (!wim_info_get_wimboot(ctx->wim->wim_info, + ctx->wim->current_image)) + WARNING("Image is not marked as WIMBoot compatible!"); + + + ret = hash_lookup_table(ctx->wim, dat->wim_lookup_table_hash); + if (ret) + goto err; + + ret = wimboot_alloc_data_source_id(ctx->wim->filename, + ctx->wim->hdr.guid, + ctx->wim->current_image, + path, + &dat->data_source_id, + &dat->wof_running); + if (ret) + goto err; + } + + return 0; + +err: + free_prepopulate_pats(dat); + return ret; +} + +static int +win32_finish_extract(struct apply_ctx *ctx) +{ + free_prepopulate_pats(get_private_data(ctx)); return 0; } @@ -263,8 +414,25 @@ error: static int win32_extract_unnamed_stream(file_spec_t file, struct wim_lookup_table_entry *lte, - struct apply_ctx *ctx) + struct apply_ctx *ctx, + struct wim_dentry *dentry) { + if (ctx->extract_flags & WIMLIB_EXTRACT_FLAG_WIMBOOT + && lte + && lte->resource_location == RESOURCE_IN_WIM + && lte->rspec->wim == ctx->wim + && lte->size == lte->rspec->uncompressed_size + && !in_prepopulate_list(dentry, ctx)) + { + const struct win32_apply_private_data *dat; + + dat = get_private_data(ctx); + return wimboot_set_pointer(file.path, lte, + dat->data_source_id, + dat->wim_lookup_table_hash, + dat->wof_running); + } + return win32_extract_stream(file.path, NULL, 0, lte, ctx); } @@ -723,6 +891,8 @@ const struct apply_operations win32_apply_ops = { .target_is_root = win32_path_is_root_of_drive, .start_extract = win32_start_extract, + .finish_extract = win32_finish_extract, + .abort_extract = win32_finish_extract, .create_file = win32_create_file, .create_directory = win32_create_directory, .create_hardlink = win32_create_hardlink,