UT_Error AbiCollabSessionManager::deserializeDocument(PD_Document** pDoc, const std::string& document, bool isEncodedBase64)
{
UT_return_val_if_fail(pDoc, UT_ERROR);
UT_Error res = UT_ERROR;
// really bad abuse of std::string's below, but more efficient than copying
// the whole buffer (which could be massive) into a temporary buffer
GsfInput *source;
if (isEncodedBase64)
{
char* base64gzBuf = const_cast<char*>(document.c_str());
size_t gzbufLen = gsf_base64_decode_simple((guint8*)base64gzBuf, strlen(base64gzBuf));
char* gzBuf = base64gzBuf;
source = gsf_input_memory_new((guint8*)gzBuf, gzbufLen, false);
}
else
{
// string contains raw zipped data
source = gsf_input_memory_new((guint8*)document.c_str(), document.size(), false);
}
if (source)
{
GsfInput *gzabwBuf = gsf_input_gzip_new (source, NULL); // todo: don't pass null here, but check for errors
if (gzabwBuf)
{
bool create = (*pDoc == NULL);
if (create)
{
UT_DEBUGMSG(("Creating a new document in AbiCollabSessionManager::deserializeDocument()\n"));
(*pDoc) = new PD_Document();
(*pDoc)->createRawDocument();
}
IE_Imp* imp = (IE_Imp*)new IE_Imp_AbiWord_1(*pDoc);
imp->importFile(gzabwBuf); // todo: check for errors
(*pDoc)->repairDoc();
if (create)
(*pDoc)->finishRawCreation();
DELETEP(imp);
g_object_unref(G_OBJECT(gzabwBuf));
res = UT_OK;
}
else
{
UT_ASSERT(UT_SHOULD_NOT_HAPPEN);
}
g_object_unref(G_OBJECT(source));
}
else
{
UT_ASSERT(UT_SHOULD_NOT_HAPPEN);
}
return res;
}
bool IE_Imp_EPUB::pasteFromBuffer(PD_DocumentRange* pDocRange,
const unsigned char* pData, UT_uint32 lenData, const char* /*szEncoding*/)
{
UT_return_val_if_fail(getDoc() == pDocRange->m_pDoc,false);
UT_return_val_if_fail(pDocRange->m_pos1 == pDocRange->m_pos2,false);
PD_Document * newDoc = new PD_Document();
newDoc->createRawDocument();
IE_Imp_EPUB * pEPUBImp = new IE_Imp_EPUB(newDoc);
//
// Turn pData into something that can be imported by the open documenb
// importer.
//
GsfInput * pInStream = gsf_input_memory_new((const guint8 *) pData,
(gsf_off_t) lenData, FALSE);
pEPUBImp->loadFile(newDoc, pInStream);
newDoc->finishRawCreation();
IE_Imp_PasteListener * pPasteListen = new IE_Imp_PasteListener(getDoc(),
pDocRange->m_pos1, newDoc);
newDoc->tellListener(static_cast<PL_Listener *> (pPasteListen));
delete pPasteListen;
delete pEPUBImp;
UNREFP( newDoc);
return true;
}
GOImage *
go_spectre_new_from_file (char const *filename, GError **error)
{
GOSpectre *spectre = g_object_new (GO_TYPE_SPECTRE, NULL);
guint8 *data;
GsfInput *input = gsf_input_stdio_new (filename, error);
#ifdef GOFFICE_WITH_EPS
int width, height;
#endif
GOImage *image;
if (!input)
return NULL;
image = GO_IMAGE (spectre);
image->data_length = gsf_input_size (input);
data = g_malloc (image->data_length);
if (!data || !gsf_input_read (input, image->data_length, data)) {
g_object_unref (spectre);
g_free (data);
return NULL;
}
image->data = data;
#ifdef GOFFICE_WITH_EPS
spectre->doc = spectre_document_new ();
if (spectre->doc == NULL) {
g_object_unref (spectre);
return NULL;
}
spectre_document_load (spectre->doc, filename);
if (spectre_document_status (spectre->doc) != SPECTRE_STATUS_SUCCESS) {
g_object_unref (spectre);
return NULL;
}
spectre_document_get_page_size (spectre->doc, &width, &height);
image->width = width;
image->height = height;
#else
{
GsfInput *input = gsf_input_memory_new (image->data, image->data_length, FALSE);
GsfInputTextline *text = GSF_INPUT_TEXTLINE (gsf_input_textline_new (input));
guint8 *line;
while ((line = gsf_input_textline_ascii_gets (text)))
if (!strncmp (line, "%%BoundingBox: ", 15)) {
unsigned x0, x1, y0, y1;
if (sscanf (line + 15, "%u %u %u %u", &x0, &y0, &x1, &y1) == 4) {
image->width = x1 - x0;
image->height = y1 - y0;
} else {
image->width = 100;
image->height = 100;
}
break;
}
g_object_unref (text);
g_object_unref (input);
}
#endif
return image;
}
bool IE_Imp_OpenDocument::pasteFromBuffer(PD_DocumentRange * pDocRange,
const unsigned char * pData,
UT_uint32 lenData,
const char * /*szEncoding*/)
{
UT_return_val_if_fail(getDoc() == pDocRange->m_pDoc,false);
UT_return_val_if_fail(pDocRange->m_pos1 == pDocRange->m_pos2,false);
PD_Document * newDoc = new PD_Document();
newDoc->createRawDocument();
IE_Imp_OpenDocument * pODImp = new IE_Imp_OpenDocument(newDoc);
//
// Turn pData into something that can be imported by the open documenb
// importer.
//
GsfInput * pInStream = gsf_input_memory_new((const guint8 *) pData,
(gsf_off_t) lenData,
FALSE);
pODImp->loadFile(newDoc, pInStream);
// pInStream deleted after load.
newDoc->finishRawCreation();
// Handle RDF for the newdoc
{
PD_DocumentRDFHandle rdf = newDoc->getDocumentRDF();
rdf->dumpModel("about to broadcast...");
PD_DocumentRDFMutationHandle m = getDoc()->getDocumentRDF()->createMutation();
m->add( rdf );
m->commit();
}
//
// OK Broadcast from the just filled source document into our current
// doc via the paste listener
//
IE_Imp_PasteListener * pPasteListen = new IE_Imp_PasteListener(getDoc(),pDocRange->m_pos1,newDoc);
newDoc->tellListener(static_cast<PL_Listener *>(pPasteListen));
delete pPasteListen;
delete pODImp;
UNREFP( newDoc);
return true;
}
UT_Error ODc_Crypto::performDecrypt(GsfInput* pStream,
unsigned char* salt, UT_uint32 salt_length, UT_uint32 iter_count,
unsigned char* ivec, const std::string& password, UT_uint32 decrypted_size,
GsfInput** pDecryptedInput)
{
unsigned char sha1_password[PASSWORD_HASH_LEN];
char key[PBKDF2_KEYLEN];
// get the sha1 sum of the password
sha1_buffer(&password[0], password.size(), sha1_password);
// create a PBKDF2 key from the sha1 sum
int k = pbkdf2_sha1 ((const char*)sha1_password, PASSWORD_HASH_LEN, (const char*)salt, salt_length, iter_count, key, PBKDF2_KEYLEN);
if (k != 0)
return UT_ERROR;
// create the decryption key
BF_KEY bf_key;
BF_set_key(&bf_key, PBKDF2_KEYLEN, (const unsigned char*)key);
// perform the actual decryption
UT_sint32 content_size = gsf_input_size(pStream);
if (content_size == -1)
return UT_ERROR;
const unsigned char* content = gsf_input_read(pStream, content_size, NULL);
if (!content)
return UT_ERROR;
int num = 0;
unsigned char* content_decrypted = (unsigned char*)g_malloc(content_size);
BF_cfb64_encrypt(content, content_decrypted, content_size, &bf_key, ivec, &num, BF_DECRYPT);
// deflate the decrypted content
z_stream zs;
zs.zalloc = Z_NULL;
zs.zfree = Z_NULL;
zs.opaque = Z_NULL;
zs.avail_in = 0;
zs.next_in = Z_NULL;
int err;
err = inflateInit2(&zs, -MAX_WBITS);
if (err != Z_OK)
return UT_ERROR;
unsigned char* decrypted = (unsigned char*)g_malloc(decrypted_size);
zs.avail_in = content_size;
zs.avail_out = decrypted_size;
zs.next_in = content_decrypted;
zs.next_out = decrypted;
err = inflate(&zs, Z_FINISH);
FREEP(content_decrypted);
if (err != Z_STREAM_END)
{
inflateEnd(&zs);
FREEP(decrypted);
return UT_ERROR;
}
inflateEnd(&zs);
*pDecryptedInput = gsf_input_memory_new(decrypted, decrypted_size, TRUE);
return UT_OK;
}
/**
* go_gtk_builder_load:
* @uifile: the name of the file load
* @domain: the translation domain
* @gcc: #GOCmdContext
*
* Simple utility to open ui files
*
* Since 0.9.6
* Returns: (transfer full): a new #GtkBuilder or NULL
*
* @uifile should be one of these:
*
* res:NAME -- data from resource manager
* data:DATA -- data right here
* filename -- data from local file
*
* Data may be compressed, regardless of source.
**/
GtkBuilder *
go_gtk_builder_load (char const *uifile,
char const *domain, GOCmdContext *gcc)
{
GtkBuilder *gui;
GError *error = NULL;
gboolean ok = FALSE;
g_return_val_if_fail (uifile != NULL, NULL);
gui = gtk_builder_new ();
if (domain)
gtk_builder_set_translation_domain (gui, domain);
if (strncmp (uifile, "res:", 4) == 0) {
size_t len;
gconstpointer data = go_rsm_lookup (uifile + 4, &len);
GsfInput *src = data
? gsf_input_memory_new (data, len, FALSE)
: NULL;
ok = apply_ui_from_file (gui, src, NULL, &error);
} else if (strncmp (uifile, "data:", 5) == 0) {
const char *data = uifile + 5;
GsfInput *src = gsf_input_memory_new (data, strlen (data), FALSE);
ok = apply_ui_from_file (gui, src, NULL, &error);
} else {
/* we need to set the current directory so that the builder can find pixbufs */
GsfInput *src = gsf_input_stdio_new (uifile, &error);
ok = apply_ui_from_file (gui, src, uifile, &error);
}
if (!ok) {
g_object_unref (gui);
gui = NULL;
}
if (gui == NULL && gcc != NULL) {
char *msg;
if (error) {
msg = g_strdup (error->message);
g_error_free (error);
} else
msg = g_strdup_printf (_("Unable to open file '%s'"), uifile);
go_cmd_context_error_system (gcc, msg);
g_free (msg);
} else if (error)
g_error_free (error);
if (gui && go_debug_flag ("leaks")) {
GSList *l, *objs = gtk_builder_get_objects (gui);
for (l = objs; l; l = l->next) {
GObject *obj = l->data;
/* Darn -- cannot access object name! */
char *name = g_strdup_printf ("Anonymous from %s", uifile);
go_debug_check_finalized (obj, name);
g_free (name);
}
g_slist_free (objs);
}
return gui;
}
static void make_stream (HwpHWP5File *file, GError **error)
{
GsfInput *input = NULL;
GsfInfile *ole = GSF_INFILE (file->priv->olefile);
gint n_root_entry = gsf_infile_num_children (ole);
if (n_root_entry < 1)
{
g_set_error_literal (error,
HWP_FILE_ERROR,
HWP_FILE_ERROR_INVALID,
"invalid hwp file");
return;
}
/* 우선 순위에 따라 스트림을 만든다 */
input = gsf_infile_child_by_name (ole, "FileHeader");
if (input && gsf_infile_num_children (GSF_INFILE (input)) == -1)
{
file->file_header_stream = input;
input = NULL;
parse_file_header (file);
}
else
{
goto FAIL;
}
input = gsf_infile_child_by_name (ole, "DocInfo");
if (input && gsf_infile_num_children (GSF_INFILE (input)) == -1)
{
if (file->is_compress)
{
GInputStream *gis;
GZlibDecompressor *zd;
GInputStream *cis;
gis = (GInputStream *) gsf_input_stream_new (input);
zd = g_zlib_decompressor_new (G_ZLIB_COMPRESSOR_FORMAT_RAW);
cis = g_converter_input_stream_new (gis, (GConverter *) zd);
g_filter_input_stream_set_close_base_stream (G_FILTER_INPUT_STREAM (cis), TRUE);
file->doc_info_stream = cis;
g_object_unref (zd);
g_object_unref (gis);
input = NULL;
}
else
{
file->doc_info_stream = (GInputStream *) gsf_input_stream_new (input);
}
}
else
{
goto FAIL;
}
if (!file->is_distribute)
input = gsf_infile_child_by_name (ole, "BodyText");
else
input = gsf_infile_child_by_name (ole, "ViewText");
if (input)
{
for (gint i = 0; i < gsf_infile_num_children (GSF_INFILE (input)); i++)
{
GsfInput *section =
gsf_infile_child_by_name (GSF_INFILE (input),
g_strdup_printf("Section%d", i));
if (gsf_infile_num_children (GSF_INFILE (section)) != -1)
{
if (GSF_IS_INPUT (section))
g_object_unref (section);
g_set_error_literal (error,
HWP_FILE_ERROR,
HWP_FILE_ERROR_INVALID,
"invalid hwp file");
return;
}
if (file->is_distribute)
{
guint8 *data = g_malloc0 (256);
gsf_input_read (section, 4, NULL);
gsf_input_read (section, 256, data);
guint32 seed = GSF_LE_GET_GUINT32 (data);
msvc_srand (seed);
gint n = 0, val = 0, offset;
for (guint i = 0; i < 256; i++)
{
if (n == 0)
{
val = msvc_rand() & 0xff;
n = (msvc_rand() & 0xf) + 1;
}
data[i] ^= val;
n--;
}
offset = 4 + (seed & 0xf);
gchar *key = g_malloc0 (16);
memcpy (key, (const gchar *) data + offset, 16);
#ifdef HWP_ENABLE_DEBUG
gchar *sha1 = g_convert ((const gchar *) data + offset, 80,
"UTF-8", "UTF-16LE", NULL, NULL, error);
printf ("sha1: %s\n", sha1);
printf ("key: %s\n", key);
g_free (sha1);
#endif
g_free (data);
EVP_CIPHER_CTX *ctx = EVP_CIPHER_CTX_new ();
EVP_CIPHER_CTX_init (ctx);
EVP_DecryptInit_ex (ctx, EVP_aes_128_ecb(), NULL,
(unsigned char *) key, NULL);
g_free (key);
EVP_CIPHER_CTX_set_padding(ctx, 0); /* no padding */
gsf_off_t encrypted_data_len = gsf_input_remaining (section);
guint8 const *encrypted_data = gsf_input_read (section, encrypted_data_len, NULL);
guint8 *decrypted_data = g_malloc (encrypted_data_len);
int decrypted_data_len, len;
EVP_DecryptUpdate (ctx, decrypted_data, &len, encrypted_data, encrypted_data_len);
decrypted_data_len = len;
EVP_DecryptFinal_ex (ctx, decrypted_data + len, &len);
decrypted_data_len += len;
EVP_CIPHER_CTX_free (ctx);
g_object_unref (section);
section = gsf_input_memory_new (decrypted_data, decrypted_data_len, TRUE);
}
if (file->is_compress)
{
GInputStream *gis;
GZlibDecompressor *zd;
GInputStream *cis;
gis = (GInputStream *) gsf_input_stream_new (section);
zd = g_zlib_decompressor_new (G_ZLIB_COMPRESSOR_FORMAT_RAW);
cis = g_converter_input_stream_new (gis, (GConverter *) zd);
g_filter_input_stream_set_close_base_stream (G_FILTER_INPUT_STREAM (cis), TRUE);
g_ptr_array_add (file->section_streams, cis);
g_object_unref (zd);
g_object_unref (gis);
}
else
{
GInputStream *stream = (GInputStream *) gsf_input_stream_new (section);
g_ptr_array_add (file->section_streams, stream);
}
} /* for */
g_object_unref (input);
input = NULL;
}
else
{
goto FAIL;
}
input = gsf_infile_child_by_name (ole, "\005HwpSummaryInformation");
if (input && gsf_infile_num_children (GSF_INFILE (input)) == -1)
{
file->summary_info_stream = input;
input = NULL;
}
else
{
goto FAIL;
}
input = gsf_infile_child_by_name (ole, "BinData");
if (input)
{
gint n_data = gsf_infile_num_children (GSF_INFILE (input));
for (gint i = 0; i < n_data; i++)
{
GsfInput *bin_data_input =
gsf_infile_child_by_index (GSF_INFILE (input), i);
if (gsf_infile_num_children (GSF_INFILE (bin_data_input)) != -1)
{
if (GSF_IS_INPUT (bin_data_input))
g_object_unref (bin_data_input);
g_set_error_literal (error,
HWP_FILE_ERROR,
HWP_FILE_ERROR_INVALID,
"invalid hwp file");
return;
}
if (file->is_compress)
{
GInputStream *gis;
GZlibDecompressor *zd;
GInputStream *cis;
gis = (GInputStream *) gsf_input_stream_new (bin_data_input);
zd = g_zlib_decompressor_new (G_ZLIB_COMPRESSOR_FORMAT_RAW);
cis = g_converter_input_stream_new (gis, (GConverter *) zd);
g_filter_input_stream_set_close_base_stream (G_FILTER_INPUT_STREAM (cis), TRUE);
g_ptr_array_add (file->bin_data_streams, cis);
g_object_unref (zd);
g_object_unref (gis);
}
else
{
GInputStream *stream = (GInputStream *) gsf_input_stream_new (bin_data_input);
g_ptr_array_add (file->bin_data_streams, stream);
}
}
g_object_unref (input);
input = NULL;
}
input = gsf_infile_child_by_name (ole, "PrvText");
if (input && gsf_infile_num_children (GSF_INFILE (input)) == -1)
{
file->prv_text_stream = input;
input = NULL;
}
else
{
goto FAIL;
}
input = gsf_infile_child_by_name (ole, "PrvImage");
if (input && gsf_infile_num_children (GSF_INFILE (input)) == -1)
{
file->prv_image_stream = input;
input = NULL;
}
else
{
goto FAIL;
}
return;
FAIL:
if (GSF_IS_INPUT (input))
g_object_unref (input);
g_set_error_literal (error,
HWP_FILE_ERROR,
HWP_FILE_ERROR_INVALID,
"invalid hwp file");
return;
}
