155 lines
4.8 KiB
Diff
155 lines
4.8 KiB
Diff
Index: daemon/gvfsbackendftp.c
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===================================================================
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--- daemon/gvfsbackendftp.c (revision 1801)
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+++ daemon/gvfsbackendftp.c (working copy)
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@@ -134,6 +134,8 @@
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#define STATUS_GROUP(status) ((status) / 100)
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+typedef void (* Ftp550Handler) (FtpConnection *conn, const FtpFile *file);
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+
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/*** FTP CONNECTION ***/
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struct _FtpConnection
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@@ -249,8 +251,8 @@
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case 550: /* Requested action not taken. File unavailable (e.g., file not found, no access). */
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/* FIXME: This is a lot of different errors. So we have to pretend to
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* be smart here. */
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- code = G_IO_ERROR_NOT_FOUND;
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- msg = _("File unavailable");
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+ code = G_IO_ERROR_FAILED;
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+ msg = _("Operation failed");
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break;
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case 451: /* Requested action aborted: local error in processing. */
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code = G_IO_ERROR_FAILED;
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@@ -297,6 +299,7 @@
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* RESPONSE_PASS_300: Don't treat 3XX responses, but return them
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* RESPONSE_PASS_400: Don't treat 4XX responses, but return them
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* RESPONSE_PASS_500: Don't treat 5XX responses, but return them
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+ * RESPONSE_PASS_550: Don't treat 550 responses, but return them
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* RESPONSE_FAIL_200: Fail on a 2XX response
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*/
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@@ -305,7 +308,8 @@
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RESPONSE_PASS_300 = (1 << 1),
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RESPONSE_PASS_400 = (1 << 2),
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RESPONSE_PASS_500 = (1 << 3),
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- RESPONSE_FAIL_200 = (1 << 4)
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+ RESPONSE_PASS_550 = (1 << 4),
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+ RESPONSE_FAIL_200 = (1 << 5)
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} ResponseFlags;
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/**
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@@ -459,7 +463,7 @@
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return 0;
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break;
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case 5:
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- if (flags & RESPONSE_PASS_500)
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+ if ((flags & RESPONSE_PASS_500) || (response == 550 && (flags & RESPONSE_PASS_550)))
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break;
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ftp_connection_set_error_from_response (conn, response);
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return 0;
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@@ -564,6 +568,57 @@
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}
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static void
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+ftp_connection_check_file (FtpConnection *conn,
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+ const Ftp550Handler *handlers,
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+ const FtpFile *file)
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+{
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+ while (*handlers && !ftp_connection_in_error (conn))
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+ {
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+ (*handlers) (conn, file);
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+ handlers++;
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+ }
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+}
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+
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+static guint
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+ftp_connection_send_and_check (FtpConnection *conn,
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+ ResponseFlags flags,
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+ const Ftp550Handler *handlers,
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+ const FtpFile *file,
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+ const char *format,
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+ ...) G_GNUC_PRINTF (5, 6);
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+static guint
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+ftp_connection_send_and_check (FtpConnection *conn,
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+ ResponseFlags flags,
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+ const Ftp550Handler *handlers,
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+ const FtpFile *file,
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+ const char *format,
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+ ...)
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+{
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+ va_list varargs;
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+ guint response;
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+
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+ /* check that there's no 550 handling used - don't allow bad use of API */
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+ g_return_val_if_fail ((flags & RESPONSE_PASS_550) == 0, 0);
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+ g_return_val_if_fail (handlers != NULL, 0);
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+ g_return_val_if_fail (file != NULL, 0);
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+
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+ va_start (varargs, format);
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+ response = ftp_connection_sendv (conn,
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+ flags | RESPONSE_PASS_550,
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+ format,
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+ varargs);
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+ va_end (varargs);
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+ if (response == 550)
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+ {
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+ ftp_connection_check_file (conn, handlers, file);
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+ if (!ftp_connection_in_error (conn))
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+ ftp_connection_set_error_from_response (conn, response);
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+ response = 0;
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+ }
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+ return response;
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+}
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+
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+static void
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ftp_connection_parse_features (FtpConnection *conn)
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{
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struct {
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@@ -1461,6 +1516,21 @@
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}
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static void
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+error_550_is_directory (FtpConnection *conn, const FtpFile *file)
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+{
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+ guint response = ftp_connection_send (conn,
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+ RESPONSE_PASS_550,
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+ "CWD %s", file);
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+
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+ if (STATUS_GROUP (response) == 2)
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+ {
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+ g_set_error (&conn->error, G_IO_ERROR,
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+ G_IO_ERROR_IS_DIRECTORY,
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+ _("File is directory"));
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+ }
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+}
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+
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+static void
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do_open_for_read (GVfsBackend *backend,
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GVfsJobOpenForRead *job,
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const char *filename)
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@@ -1468,6 +1538,7 @@
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GVfsBackendFtp *ftp = G_VFS_BACKEND_FTP (backend);
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FtpConnection *conn;
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FtpFile *file;
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+ static const Ftp550Handler open_read_handlers[] = { error_550_is_directory, NULL };
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conn = g_vfs_backend_ftp_pop_connection (ftp, G_VFS_JOB (job));
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if (!conn)
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@@ -1476,9 +1547,11 @@
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ftp_connection_ensure_data_connection (conn);
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file = ftp_filename_from_gvfs_path (conn, filename);
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- ftp_connection_send (conn,
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- RESPONSE_PASS_100 | RESPONSE_FAIL_200,
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- "RETR %s", file);
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+ ftp_connection_send_and_check (conn,
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+ RESPONSE_PASS_100 | RESPONSE_FAIL_200,
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+ &open_read_handlers[0],
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+ file,
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+ "RETR %s", file);
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g_free (file);
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if (ftp_connection_in_error (conn))
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