Esempio n. 1
0
void xa_open_rpm (XArchive *archive)
{
	unsigned short int i;
    int response;
	GSList *list = NULL;
	FILE *stream;
	gboolean result;

    signal (SIGPIPE, SIG_IGN);
    stream = fopen ( archive->path , "r" );
	if (stream == NULL)
    {
        gchar *msg = g_strdup_printf (_("Can't open RPM file %s:") , archive->path);
		response = xa_show_message_dialog (GTK_WINDOW (xa_main_window) , GTK_DIALOG_MODAL,GTK_MESSAGE_ERROR,GTK_BUTTONS_OK,
		msg,g_strerror(errno));
		g_free (msg);
		return;
    }
    archive->can_extract = archive->has_properties = TRUE;
    archive->can_add = archive->has_sfx = archive->has_test = FALSE;
    archive->dummy_size = 0;
    archive->nr_of_files = 0;
    archive->nc = 8;
	archive->format ="RPM";

	char *names[]= {(_("Points to")),(_("Size")),(_("Permission")),(_("Date")),(_("Hard Link")),(_("Owner")),(_("Group")),NULL};
	GType types[]= {GDK_TYPE_PIXBUF,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_UINT64,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_STRING,G_TYPE_POINTER};
	archive->column_types = g_malloc0(sizeof(types));
	for (i = 0; i < 10; i++)
		archive->column_types[i] = types[i];

	xa_create_liststore (archive,names);

	/* Create a unique temp dir in /tmp */
	result = xa_create_temp_directory (archive);
	if (!result)
		return;

	/* Now I run dd to have the bzip2 / gzip compressed cpio archive in /tmp */
	gchar *command = g_strconcat ( "sh -c \"rpm2cpio ",archive->escaped_path," > ",archive->tmp, "/file.cpio\"",NULL);
	list = NULL;
	list = g_slist_append(list,command);
	result = xa_run_command (archive,list);
	if (result == FALSE)
	{
		gtk_widget_set_sensitive(Stop_button,FALSE);
		xa_set_button_state (1,1,1,1,archive->can_add,archive->can_extract,0,archive->has_test,archive->has_properties,archive->has_passwd,0);
		gtk_label_set_text(GTK_LABEL(total_label),"");
		return;
	}
	/* And finally cpio to receive the content */
	command = g_strconcat ("sh -c \"cpio -tv < ",archive->tmp,"/file.cpio\"",NULL);
	archive->parse_output = xa_get_cpio_line_content;
	xa_spawn_async_process (archive,command);
	g_free(command);
}
Esempio n. 2
0
static int xa_rpm2cpio (XArchive *archive)
{
	unsigned char bytes[HDRSIG_ENTRY_INFO_LEN];
	int datalen, entries;
	long offset;
	gchar *cpio_z, *ibs, *command, *executable;
	GSList *list;
	FILE *stream;

	signal(SIGPIPE, SIG_IGN);
	stream = fopen(archive->path, "r");

	if (stream == NULL)
	{
		gchar *msg = g_strdup_printf(_("Can't open RPM file %s:"), archive->path);
		xa_show_message_dialog(GTK_WINDOW(xa_main_window), GTK_DIALOG_MODAL, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, msg, g_strerror(errno));
		g_free(msg);
		return -1;
	}

	/* Signature section */
	if (fseek(stream, SIGNATURE_START, SEEK_CUR) == -1)
	{
		fclose (stream);
		xa_show_message_dialog (GTK_WINDOW (xa_main_window),GTK_DIALOG_MODAL,GTK_MESSAGE_ERROR,GTK_BUTTONS_OK,_("Can't fseek to position 104:"),g_strerror(errno));
		return -1;
	}
	if (fread(bytes, 1, HDRSIG_ENTRY_INFO_LEN, stream) != HDRSIG_ENTRY_INFO_LEN)
	{
		fclose ( stream );
		xa_show_message_dialog (GTK_WINDOW (xa_main_window),GTK_DIALOG_MODAL,GTK_MESSAGE_ERROR,GTK_BUTTONS_OK,_("Can't read data from file:"),g_strerror(errno));
		return -1;
	}
	entries = 256 * (256 * (256 * bytes[0] + bytes[1]) + bytes[2]) + bytes[3];
	datalen = 256 * (256 * (256 * bytes[4] + bytes[5]) + bytes[6]) + bytes[7];
	datalen += (16 - (datalen % 16)) % 16;  // header section is aligned
	offset = HDRSIG_ENTRY_INDEX_LEN * entries + datalen;

	/* Header section */
	if (fseek(stream, offset, SEEK_CUR))
	{
		fclose (stream);
		xa_show_message_dialog (GTK_WINDOW (xa_main_window),GTK_DIALOG_MODAL,GTK_MESSAGE_ERROR,GTK_BUTTONS_OK,_("Can't fseek in file:"),g_strerror(errno));
		return -1;
	}
	if (fread(bytes, 1, HDRSIG_ENTRY_INFO_LEN, stream) != HDRSIG_ENTRY_INFO_LEN)
	{
		fclose ( stream );
		xa_show_message_dialog (GTK_WINDOW (xa_main_window),GTK_DIALOG_MODAL,GTK_MESSAGE_ERROR,GTK_BUTTONS_OK,_("Can't read data from file:"),g_strerror(errno));
		return -1;
	}
	entries = 256 * (256 * (256 * bytes[0] + bytes[1]) + bytes[2]) + bytes[3];
	datalen = 256 * (256 * (256 * bytes[4] + bytes[5]) + bytes[6]) + bytes[7];
	offset = HDRSIG_ENTRY_INDEX_LEN * entries + datalen;
	offset += ftell(stream);  // offset from top

	fclose(stream);

	/* create a unique temp dir in /tmp */
	if (!xa_create_temp_directory(archive))
		return -1;

	cpio_z = g_strconcat(archive->tmp, "/xa-tmp.cpio_z", NULL);
	ibs = g_strdup_printf("%lu", offset);

	/* run dd to have the payload (compressed cpio archive) in /tmp */
	command = g_strconcat("dd if=", archive->escaped_path, " ibs=", ibs, " skip=1 of=", cpio_z, NULL);
	list = g_slist_append(NULL, command);
	g_free(ibs);

	if (!xa_run_command(archive, list))
	{
		g_free(cpio_z);
		return -1;
	}

	switch (xa_detect_archive_type(cpio_z))
	{
		case XARCHIVETYPE_GZIP:
			executable = "gzip -dc ";
			break;

		case XARCHIVETYPE_BZIP2:
			executable = "bzip2 -dc ";
			break;

		default:
			executable = "xz -dc ";
			break;
	}

	command = g_strconcat("sh -c \"", executable, cpio_z, " > ", archive->tmp, "/xa-tmp.cpio\"", NULL);
	list = g_slist_append(NULL, command);
	g_free(cpio_z);

	if (!xa_run_command(archive, list))
		return 0;

	return 1;
}