/* * validate.c: validation routines * * ==================================================================== * Copyright (c) 2000-2004 CollabNet. All rights reserved. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms * are also available at http://subversion.tigris.org/license-1.html. * If newer versions of this license are posted there, you may use a * newer version instead, at your option. * * This software consists of voluntary contributions made by many * individuals. For exact contribution history, see the revision * history and logs, available at http://subversion.tigris.org/. * ==================================================================== */ /* ==================================================================== */ /*** Includes. ***/ #include #define APR_WANT_STRFUNC #include #include "svn_error.h" #include "svn_private_config.h" /*** Code. ***/ svn_error_t * svn_mime_type_validate(const char *mime_type, apr_pool_t *pool) { /* Since svn:mime-type can actually contain a full content type specification, e.g., "text/html; charset=UTF-8", make sure we're only looking at the media type here. */ const apr_size_t len = strcspn(mime_type, "; "); const char *const slash_pos = strchr(mime_type, '/'); if (len == 0) return svn_error_createf (SVN_ERR_BAD_MIME_TYPE, NULL, _("MIME type '%s' has empty media type"), mime_type); if (slash_pos == NULL || slash_pos >= &mime_type[len]) return svn_error_createf (SVN_ERR_BAD_MIME_TYPE, NULL, _("MIME type '%s' does not contain '/'"), mime_type); if (! apr_isalnum(mime_type[len - 1])) return svn_error_createf (SVN_ERR_BAD_MIME_TYPE, NULL, _("MIME type '%s' ends with non-alphanumeric character"), mime_type); return SVN_NO_ERROR; } svn_boolean_t svn_mime_type_is_binary(const char *mime_type) { /* See comment in svn_mime_type_validate() above. */ const apr_size_t len = strcspn(mime_type, "; "); return ((strncmp(mime_type, "text/", 5) != 0) && (len != 15 || strncmp(mime_type, "image/x-xbitmap", len) != 0) && (len != 15 || strncmp(mime_type, "image/x-xpixmap", len) != 0) ); }