diff --git a/configure.ac b/configure.ac index ea0aada5b..ae5f9b759 100644 --- a/configure.ac +++ b/configure.ac @@ -1,5 +1,5 @@ # -# Copyright (C) 2007-2014 Tobias Brunner +# Copyright (C) 2007-2015 Tobias Brunner # Copyright (C) 2006-2014 Andreas Steffen # Copyright (C) 2006-2014 Martin Willi # Hochschule fuer Technik Rapperswil @@ -159,6 +159,7 @@ ARG_DISBL_SET([sshkey], [disable SSH key decoding plugin.]) ARG_DISBL_SET([x509], [disable X509 certificate implementation plugin.]) # fetcher/resolver plugins ARG_ENABL_SET([curl], [enable CURL fetcher plugin to fetch files via libcurl. Requires libcurl.]) +ARG_ENABL_SET([files], [enable simple file:// URI fetcher.]) ARG_ENABL_SET([ldap], [enable LDAP fetching plugin to fetch files via libldap. Requires openLDAP.]) ARG_ENABL_SET([soup], [enable soup fetcher plugin to fetch from HTTP via libsoup. Requires libsoup.]) ARG_ENABL_SET([unbound], [enable UNBOUND resolver plugin to perform DNS queries via libunbound. Requires libldns and libunbound.]) @@ -1259,6 +1260,7 @@ ADD_PLUGIN([gcm], [s charon scripts nm cmd]) ADD_PLUGIN([ntru], [s charon scripts nm cmd]) ADD_PLUGIN([bliss], [s charon pki scripts nm cmd]) ADD_PLUGIN([curl], [s charon scepclient pki scripts nm cmd]) +ADD_PLUGIN([files], [s charon scepclient pki scripts nm cmd]) ADD_PLUGIN([winhttp], [s charon pki scripts]) ADD_PLUGIN([soup], [s charon pki scripts nm cmd]) ADD_PLUGIN([mysql], [s charon pool manager medsrv attest]) @@ -1362,6 +1364,7 @@ AC_SUBST(t_plugins) # ----------------------- AM_CONDITIONAL(USE_TEST_VECTORS, test x$test_vectors = xtrue) AM_CONDITIONAL(USE_CURL, test x$curl = xtrue) +AM_CONDITIONAL(USE_FILES, test x$files = xtrue) AM_CONDITIONAL(USE_WINHTTP, test x$winhttp = xtrue) AM_CONDITIONAL(USE_UNBOUND, test x$unbound = xtrue) AM_CONDITIONAL(USE_SOUP, test x$soup = xtrue) @@ -1636,6 +1639,7 @@ AC_CONFIG_FILES([ src/libstrongswan/plugins/sshkey/Makefile src/libstrongswan/plugins/pem/Makefile src/libstrongswan/plugins/curl/Makefile + src/libstrongswan/plugins/files/Makefile src/libstrongswan/plugins/winhttp/Makefile src/libstrongswan/plugins/unbound/Makefile src/libstrongswan/plugins/soup/Makefile diff --git a/src/libstrongswan/Makefile.am b/src/libstrongswan/Makefile.am index 47477de12..fbc752687 100644 --- a/src/libstrongswan/Makefile.am +++ b/src/libstrongswan/Makefile.am @@ -429,6 +429,13 @@ if MONOLITHIC endif endif +if USE_FILES + SUBDIRS += plugins/files +if MONOLITHIC + libstrongswan_la_LIBADD += plugins/files/libstrongswan-files.la +endif +endif + if USE_WINHTTP SUBDIRS += plugins/winhttp if MONOLITHIC diff --git a/src/libstrongswan/plugins/files/Makefile.am b/src/libstrongswan/plugins/files/Makefile.am new file mode 100644 index 000000000..67767495c --- /dev/null +++ b/src/libstrongswan/plugins/files/Makefile.am @@ -0,0 +1,16 @@ +AM_CPPFLAGS = \ + -I$(top_srcdir)/src/libstrongswan + +AM_CFLAGS = \ + $(PLUGIN_CFLAGS) + +if MONOLITHIC +noinst_LTLIBRARIES = libstrongswan-files.la +else +plugin_LTLIBRARIES = libstrongswan-files.la +endif + +libstrongswan_files_la_SOURCES = \ + files_plugin.h files_plugin.c files_fetcher.c files_fetcher.h + +libstrongswan_files_la_LDFLAGS = -module -avoid-version diff --git a/src/libstrongswan/plugins/files/files_fetcher.c b/src/libstrongswan/plugins/files/files_fetcher.c new file mode 100644 index 000000000..e0b7cbdb6 --- /dev/null +++ b/src/libstrongswan/plugins/files/files_fetcher.c @@ -0,0 +1,117 @@ +/* + * Copyright (C) 2015 Tobias Brunner + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See . + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include + +#include +#include + +#include "files_fetcher.h" + +typedef struct private_files_fetcher_t private_files_fetcher_t; + +/** + * private data of a files_fetcher_t object. + */ +struct private_files_fetcher_t { + + /** + * Public data + */ + files_fetcher_t public; + + /** + * Callback function + */ + fetcher_callback_t cb; +}; + +METHOD(fetcher_t, fetch, status_t, + private_files_fetcher_t *this, char *uri, void *userdata) +{ + chunk_t *data; + status_t status = FAILED; + + if (this->cb == fetcher_default_callback) + { + *(chunk_t*)userdata = chunk_empty; + } + if (!strpfx(uri, "file://")) + { + return NOT_SUPPORTED; + } + uri = uri + strlen("file://"); + data = chunk_map(uri, FALSE); + if (!data) + { + DBG1(DBG_LIB, " opening '%s' failed: %s", uri, strerror(errno)); + return FAILED; + } + if (this->cb(userdata, *data)) + { + status = SUCCESS; + } + chunk_unmap(data); + return status; +} + +METHOD(fetcher_t, set_option, bool, + private_files_fetcher_t *this, fetcher_option_t option, ...) +{ + bool supported = TRUE; + va_list args; + + va_start(args, option); + switch (option) + { + case FETCH_CALLBACK: + { + this->cb = va_arg(args, fetcher_callback_t); + break; + } + default: + supported = FALSE; + break; + } + va_end(args); + return supported; +} + +METHOD(fetcher_t, destroy, void, + private_files_fetcher_t *this) +{ + free(this); +} + +/* + * Described in header. + */ +files_fetcher_t *files_fetcher_create() +{ + private_files_fetcher_t *this; + + INIT(this, + .public = { + .interface = { + .fetch = _fetch, + .set_option = _set_option, + .destroy = _destroy, + }, + }, + .cb = fetcher_default_callback, + ); + + return &this->public; +} diff --git a/src/libstrongswan/plugins/files/files_fetcher.h b/src/libstrongswan/plugins/files/files_fetcher.h new file mode 100644 index 000000000..7fc4ec98e --- /dev/null +++ b/src/libstrongswan/plugins/files/files_fetcher.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2015 Tobias Brunner + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See . + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup files_fetcher files_fetcher + * @{ @ingroup files_p + */ + +#ifndef FILES_FETCHER_H_ +#define FILES_FETCHER_H_ + +typedef struct files_fetcher_t files_fetcher_t; + +/** + * Fetcher implementation loading local files + */ +struct files_fetcher_t { + + /** + * Implements fetcher interface + */ + fetcher_t interface; +}; + +/** + * Create a files_fetcher instance. + */ +files_fetcher_t *files_fetcher_create(); + +#endif /** FILES_FETCHER_H_ @}*/ diff --git a/src/libstrongswan/plugins/files/files_plugin.c b/src/libstrongswan/plugins/files/files_plugin.c new file mode 100644 index 000000000..6ab735dab --- /dev/null +++ b/src/libstrongswan/plugins/files/files_plugin.c @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2015 Tobias Brunner + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See . + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +#include "files_plugin.h" +#include "files_fetcher.h" + +#include +#include + +typedef struct private_files_plugin_t private_files_plugin_t; + +/** + * private data of files_plugin + */ +struct private_files_plugin_t { + + /** + * public functions + */ + files_plugin_t public; +}; + +METHOD(plugin_t, get_name, char*, + private_files_plugin_t *this) +{ + return "files"; +} + +METHOD(plugin_t, get_features, int, + private_files_plugin_t *this, plugin_feature_t *features[]) +{ + static plugin_feature_t f[] = { + PLUGIN_REGISTER(FETCHER, files_fetcher_create), + PLUGIN_PROVIDE(FETCHER, "file://"), + }; + *features = f; + return countof(f); +} + +METHOD(plugin_t, destroy, void, + private_files_plugin_t *this) +{ + free(this); +} + +/* + * see header file + */ +plugin_t *files_plugin_create() +{ + private_files_plugin_t *this; + + INIT(this, + .public = { + .plugin = { + .get_name = _get_name, + .get_features = _get_features, + .destroy = _destroy, + }, + }, + ); + + return &this->public.plugin; +} diff --git a/src/libstrongswan/plugins/files/files_plugin.h b/src/libstrongswan/plugins/files/files_plugin.h new file mode 100644 index 000000000..c121b9652 --- /dev/null +++ b/src/libstrongswan/plugins/files/files_plugin.h @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2015 Tobias Brunner + * Hochschule fuer Technik Rapperswil + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. See . + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY + * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * for more details. + */ + +/** + * @defgroup files_p files + * @ingroup plugins + * + * @defgroup files_plugin files_plugin + * @{ @ingroup files_p + */ + +#ifndef FILES_PLUGIN_H_ +#define FILES_PLUGIN_H_ + +#include + +typedef struct files_plugin_t files_plugin_t; + +/** + * Plugin implementing fetcher interface loading local files directly. + */ +struct files_plugin_t { + + /** + * implements plugin interface + */ + plugin_t plugin; +}; + +#endif /** FILES_PLUGIN_H_ @}*/