Beispiel #1
0
/* callback: net_connect() finished for DCC GET */
static void sig_dccget_connected(GET_DCC_REC *dcc)
{
	struct stat statbuf;
	char *fname;

	if (net_geterror(dcc->handle) != 0) {
		/* error connecting */
		signal_emit("dcc error connect", 1, dcc);
		dcc_destroy(DCC(dcc));
		return;
	}

	g_source_remove(dcc->tagconn);

	g_free_not_null(dcc->file);
	dcc->file = dcc_get_download_path(dcc->arg);

	/* if some plugin wants to change the file name/path here.. */
	signal_emit("dcc get receive", 1, dcc);

	if (stat(dcc->file, &statbuf) == 0 &&
	    dcc->get_type == DCC_GET_RENAME) {
		/* file exists, rename.. */
		fname = dcc_get_rename_file(dcc->file);
		g_free(dcc->file);
		dcc->file = fname;
	}

	if (dcc->get_type != DCC_GET_RESUME) {
		dcc->fhandle = open(dcc->file, O_WRONLY | O_TRUNC | O_CREAT,
				    dcc_file_create_mode);
		if (dcc->fhandle == -1) {
			signal_emit("dcc error file create", 2,
				    dcc, dcc->file);
			dcc_destroy(DCC(dcc));
			return;
		}
	}

	dcc->starttime = time(NULL);
	dcc->tagread = g_input_add(dcc->handle, G_INPUT_READ,
				   (GInputFunction) sig_dccget_receive, dcc);
	signal_emit("dcc connected", 1, dcc);
}
Beispiel #2
0
/* callback: net_connect() finished for DCC GET */
void sig_dccget_connected(GET_DCC_REC *dcc)
{
	struct stat statbuf;
	char *fname, *tempfname, *str;
        int ret, ret_errno, temphandle, old_umask;

	if (!dcc->from_dccserver) {
		if (net_geterror(dcc->handle) != 0) {
			/* error connecting */
			signal_emit("dcc error connect", 1, dcc);
			dcc_destroy(DCC(dcc));
			return;
		}

		g_source_remove(dcc->tagconn);
		dcc->tagconn = -1;
	}

	g_free_not_null(dcc->file);
	dcc->file = dcc_get_download_path(dcc->arg);

	/* if some plugin wants to change the file name/path here.. */
	signal_emit("dcc get receive", 1, dcc);

	if (stat(dcc->file, &statbuf) == 0 &&
	    dcc->get_type == DCC_GET_RENAME) {
		/* file exists, rename.. */
		fname = dcc_get_rename_file(dcc->file);
		g_free(dcc->file);
		dcc->file = fname;
	}

	if (dcc->get_type != DCC_GET_RESUME) {
		int dcc_file_create_mode = octal2dec(settings_get_int("dcc_file_create_mode"));

		/* we want to overwrite the file, remove it here.
		   if it gets created after this, we'll fail. */
		unlink(dcc->file);

		/* just to make sure we won't run into race conditions
		   if download_path is in some global temp directory */
		tempfname = g_strconcat(dcc->file, ".XXXXXX", NULL);

                old_umask = umask(0077);
		temphandle = mkstemp(tempfname);
		umask(old_umask);

		if (temphandle == -1)
			ret = -1;
		else
			ret = fchmod(temphandle, dcc_file_create_mode);

		close(temphandle);

		if (ret != -1) {
			ret = link(tempfname, dcc->file);

			if (ret == -1 &&
			    /* Linux */
			    (errno == EPERM ||
			     /* FUSE */
			     errno == ENOSYS ||
			     /* BSD */
			     errno == EOPNOTSUPP)) {
				/* hard links aren't supported - some people
				   want to download stuff to FAT/NTFS/etc
				   partitions, so fallback to rename() */
				ret = rename(tempfname, dcc->file);
			}
		}

		/* if ret = 0, we're the file owner now */
		dcc->fhandle = ret == -1 ? -1 :
			open(dcc->file, O_WRONLY | O_TRUNC);

		/* close/remove the temp file */
		ret_errno = errno;
		unlink(tempfname);
		g_free(tempfname);

		if (dcc->fhandle == -1) {
			signal_emit("dcc error file create", 3,
				    dcc, dcc->file, g_strerror(ret_errno));
			dcc_destroy(DCC(dcc));
			return;
		}
	}

	dcc->starttime = time(NULL);
	if (dcc->size == 0) {
		dcc_close(DCC(dcc));
		return;
	}
	dcc->tagread = g_input_add(dcc->handle, G_INPUT_READ,
				   (GInputFunction) sig_dccget_receive, dcc);
	signal_emit("dcc connected", 1, dcc);

	if (dcc->from_dccserver) {
		str = g_strdup_printf("121 %s %d\n",
				      dcc->server ? dcc->server->nick : "??", 0);
		net_transmit(dcc->handle, str, strlen(str));
	}
}