X-Git-Url: https://wimlib.net/git/?p=wimlib;a=blobdiff_plain;f=src%2Fxml.c;h=cafc14f4788cda5722cba8e837d2ce33ce097db5;hp=ffb25e1639e5ada69edc4f7ec14dcce15375f908;hb=5695db8f27535e50a8159a226902687fe32ffe9a;hpb=be1f3294d78e557e6b1a55813c20643ecdaca0e1 diff --git a/src/xml.c b/src/xml.c index ffb25e16..cafc14f4 100644 --- a/src/xml.c +++ b/src/xml.c @@ -36,6 +36,7 @@ #include "wimlib/resource.h" #include "wimlib/timestamp.h" #include "wimlib/xml.h" +#include "wimlib/write.h" #include #include @@ -565,6 +566,16 @@ xml_read_wim_info(const xmlNode *wim_node, struct wim_info **wim_info_ret) i++; } else if (node_name_is(child, "TOTALBYTES")) { wim_info->total_bytes = node_get_u64(child); + } else if (node_name_is(child, "ESD")) { + xmlNode *esdchild; + for_node_child(child, esdchild) { + if (node_is_element(esdchild) && + node_name_is(esdchild, "ENCRYPTED")) + { + ret = WIMLIB_ERR_WIM_IS_ENCRYPTED; + goto err; + } + } } } @@ -689,7 +700,7 @@ xml_write_strings_from_specs(xmlTextWriter *writer, for (size_t i = 0; i < num_specs; i++) { int rc = xml_write_string(writer, specs[i].name, *(const tchar * const *) - (struct_with_strings + specs[i].offset)); + (struct_with_strings + specs[i].offset)); if (rc) return rc; } @@ -752,7 +763,11 @@ xml_write_windows_version(xmlTextWriter *writer, if (rc < 0) return rc; - return xmlTextWriterEndElement(writer); /* */ + rc = xmlTextWriterEndElement(writer); /* */ + if (rc < 0) + return rc; + + return 0; } /* Writes the information contained in a `struct windows_info' to the XML @@ -802,16 +817,19 @@ xml_write_windows_info(xmlTextWriter *writer, if (windows_info->windows_version_exists) { rc = xml_write_windows_version(writer, &windows_info->windows_version); - if (rc < 0) + if (rc) return rc; } - rc = xml_write_string(writer, "SYSTEMROOT", - windows_info->system_root); + rc = xml_write_string(writer, "SYSTEMROOT", windows_info->system_root); if (rc) return rc; - return xmlTextWriterEndElement(writer); /* */ + rc = xmlTextWriterEndElement(writer); /* */ + if (rc < 0) + return rc; + + return 0; } /* Writes a time element to the XML document being constructed in memory. */ @@ -897,6 +915,7 @@ xml_write_image_info(xmlTextWriter *writer, const struct image_info *image_info) rc = xmlTextWriterEndElement(writer); /* */ if (rc < 0) return rc; + return 0; } @@ -1083,7 +1102,6 @@ xml_get_max_image_name_len(const WIMStruct *wim) return max_len; } -#ifdef ENABLE_CUSTOM_MEMORY_ALLOCATOR void xml_set_memory_allocator(void *(*malloc_func)(size_t), void (*free_func)(void *), @@ -1091,7 +1109,6 @@ xml_set_memory_allocator(void *(*malloc_func)(size_t), { xmlMemSetup(free_func, malloc_func, realloc_func, STRDUP); } -#endif static int calculate_dentry_statistics(struct wim_dentry *dentry, void *arg) @@ -1145,9 +1162,9 @@ calculate_dentry_statistics(struct wim_dentry *dentry, void *arg) */ lte = inode_unnamed_lte(inode, info->lookup_table); if (lte) { - info->total_bytes += wim_resource_size(lte); + info->total_bytes += lte->size; if (!dentry_is_first_in_inode(dentry)) - info->hard_link_bytes += wim_resource_size(lte); + info->hard_link_bytes += lte->size; } if (inode->i_nlink >= 2 && dentry_is_first_in_inode(dentry)) { @@ -1156,7 +1173,7 @@ calculate_dentry_statistics(struct wim_dentry *dentry, void *arg) lte = inode_stream_lte(inode, i + 1, info->lookup_table); if (lte) { info->hard_link_bytes += inode->i_nlink * - wim_resource_size(lte); + lte->size; } } } @@ -1303,23 +1320,18 @@ int read_wim_xml_data(WIMStruct *wim) { void *buf; + size_t bufsize; u8 *xml_data; xmlDoc *doc; xmlNode *root; int ret; - const struct resource_entry *res_entry; - res_entry = &wim->hdr.xml_res_entry; - - DEBUG("Reading XML data: %"PRIu64" bytes at offset %"PRIu64"", - (u64)res_entry->size, res_entry->offset); - - ret = res_entry_to_data(res_entry, wim, &buf); + ret = wimlib_get_xml_data(wim, &buf, &bufsize); if (ret) goto out; xml_data = buf; - doc = xmlReadMemory((const char *)xml_data, res_entry->original_size, + doc = xmlReadMemory((const char *)xml_data, bufsize, NULL, "UTF-16LE", 0); if (!doc) { ERROR("Failed to parse XML data"); @@ -1480,6 +1492,7 @@ out_output_buffer_close: out_buffer_free: xmlBufferFree(buf); out: + DEBUG("ret=%d", ret); return ret; out_write_error: @@ -1491,7 +1504,7 @@ out_write_error: /* Writes the XML data to a WIM file. */ int write_wim_xml_data(WIMStruct *wim, int image, u64 total_bytes, - struct resource_entry *out_res_entry, + struct wim_reshdr *out_reshdr, int write_resource_flags) { int ret; @@ -1513,10 +1526,12 @@ write_wim_xml_data(WIMStruct *wim, int image, u64 total_bytes, WIM_RESHDR_FLAG_METADATA, &wim->out_fd, WIMLIB_COMPRESSION_TYPE_NONE, - out_res_entry, + 0, + out_reshdr, NULL, write_resource_flags); FREE(xml_data); + DEBUG("ret=%d", ret); return ret; } @@ -1553,30 +1568,39 @@ wimlib_image_name_in_use(const WIMStruct *wim, const tchar *name) /* API function documented in wimlib.h */ WIMLIBAPI int -wimlib_extract_xml_data(WIMStruct *wim, FILE *fp) +wimlib_get_xml_data(WIMStruct *wim, void **buf_ret, size_t *bufsize_ret) { - size_t size; - void *buf; - int ret; + const struct wim_reshdr *xml_reshdr; + + if (wim->filename == NULL && filedes_is_seekable(&wim->in_fd)) + return WIMLIB_ERR_INVALID_PARAM; - if (!wim->filename) + if (buf_ret == NULL || bufsize_ret == NULL) return WIMLIB_ERR_INVALID_PARAM; - ret = res_entry_to_data(&wim->hdr.xml_res_entry, wim, &buf); + xml_reshdr = &wim->hdr.xml_data_reshdr; + + DEBUG("Reading XML data."); + *bufsize_ret = xml_reshdr->uncompressed_size; + return wim_reshdr_to_data(xml_reshdr, wim, buf_ret); +} + +WIMLIBAPI int +wimlib_extract_xml_data(WIMStruct *wim, FILE *fp) +{ + int ret; + void *buf; + size_t bufsize; + + ret = wimlib_get_xml_data(wim, &buf, &bufsize); if (ret) - goto out; + return ret; - size = wim->hdr.xml_res_entry.original_size; - if (fwrite(buf, 1, size, fp) != size) { + if (fwrite(buf, 1, bufsize, fp) != bufsize) { ERROR_WITH_ERRNO("Failed to extract XML data"); ret = WIMLIB_ERR_WRITE; - goto out_free_buf; } - - ret = 0; -out_free_buf: FREE(buf); -out: return ret; }