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author | Rene Mayrhofer <rene@mayrhofer.eu.org> | 2008-07-09 21:02:41 +0000 |
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committer | Rene Mayrhofer <rene@mayrhofer.eu.org> | 2008-07-09 21:02:41 +0000 |
commit | db67c87db3c9089ea8d2e14f617bf3d9e2af261f (patch) | |
tree | 665c0caea83d34c11c1517c4c57137bb58cba6fb /src/libstrongswan/plugins/random | |
parent | 1c088a8b6237ec67f63c23f97a0f2dc4e99af869 (diff) | |
download | vyos-strongswan-db67c87db3c9089ea8d2e14f617bf3d9e2af261f.tar.gz vyos-strongswan-db67c87db3c9089ea8d2e14f617bf3d9e2af261f.zip |
[svn-upgrade] Integrating new upstream version, strongswan (4.2.4)
Diffstat (limited to 'src/libstrongswan/plugins/random')
-rw-r--r-- | src/libstrongswan/plugins/random/Makefile.am | 11 | ||||
-rw-r--r-- | src/libstrongswan/plugins/random/Makefile.in | 497 | ||||
-rw-r--r-- | src/libstrongswan/plugins/random/random_plugin.c | 62 | ||||
-rw-r--r-- | src/libstrongswan/plugins/random/random_plugin.h | 47 | ||||
-rw-r--r-- | src/libstrongswan/plugins/random/random_rng.c | 134 | ||||
-rw-r--r-- | src/libstrongswan/plugins/random/random_rng.h | 49 |
6 files changed, 800 insertions, 0 deletions
diff --git a/src/libstrongswan/plugins/random/Makefile.am b/src/libstrongswan/plugins/random/Makefile.am new file mode 100644 index 000000000..8b61d7094 --- /dev/null +++ b/src/libstrongswan/plugins/random/Makefile.am @@ -0,0 +1,11 @@ + +INCLUDES = -I$(top_srcdir)/src/libstrongswan + +AM_CFLAGS = -rdynamic + +plugin_LTLIBRARIES = libstrongswan-random.la + +libstrongswan_random_la_SOURCES = random_plugin.h random_plugin.c \ + random_rng.c random_rng.h +libstrongswan_random_la_LDFLAGS = -module + diff --git a/src/libstrongswan/plugins/random/Makefile.in b/src/libstrongswan/plugins/random/Makefile.in new file mode 100644 index 000000000..c4baa04b3 --- /dev/null +++ b/src/libstrongswan/plugins/random/Makefile.in @@ -0,0 +1,497 @@ +# Makefile.in generated by automake 1.10.1 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +subdir = src/libstrongswan/plugins/random +DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/configure.in +am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \ + $(ACLOCAL_M4) +mkinstalldirs = $(install_sh) -d +CONFIG_CLEAN_FILES = +am__vpath_adj_setup = srcdirstrip=`echo "$(srcdir)" | sed 's|.|.|g'`; +am__vpath_adj = case $$p in \ + $(srcdir)/*) f=`echo "$$p" | sed "s|^$$srcdirstrip/||"`;; \ + *) f=$$p;; \ + esac; +am__strip_dir = `echo $$p | sed -e 's|^.*/||'`; +am__installdirs = "$(DESTDIR)$(plugindir)" +pluginLTLIBRARIES_INSTALL = $(INSTALL) +LTLIBRARIES = $(plugin_LTLIBRARIES) +libstrongswan_random_la_LIBADD = +am_libstrongswan_random_la_OBJECTS = random_plugin.lo random_rng.lo +libstrongswan_random_la_OBJECTS = \ + $(am_libstrongswan_random_la_OBJECTS) +libstrongswan_random_la_LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) \ + $(LIBTOOLFLAGS) --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) \ + $(libstrongswan_random_la_LDFLAGS) $(LDFLAGS) -o $@ +DEFAULT_INCLUDES = -I.@am__isrc@ +depcomp = $(SHELL) $(top_srcdir)/depcomp +am__depfiles_maybe = depfiles +COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ + $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \ + $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) +LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \ + $(LDFLAGS) -o $@ +SOURCES = $(libstrongswan_random_la_SOURCES) +DIST_SOURCES = $(libstrongswan_random_la_SOURCES) +ETAGS = etags +CTAGS = ctags +DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) +ACLOCAL = @ACLOCAL@ +AMTAR = @AMTAR@ +AR = @AR@ +AUTOCONF = @AUTOCONF@ +AUTOHEADER = @AUTOHEADER@ +AUTOMAKE = @AUTOMAKE@ +AWK = @AWK@ +CC = @CC@ +CCDEPMODE = @CCDEPMODE@ +CFLAGS = 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$(MAKE) $(AM_MAKEFLAGS) am--refresh;; \ + *) \ + echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \ + cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \ + esac; + +$(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES) + cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh + +$(top_srcdir)/configure: $(am__configure_deps) + cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh +$(ACLOCAL_M4): $(am__aclocal_m4_deps) + cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh +install-pluginLTLIBRARIES: $(plugin_LTLIBRARIES) + @$(NORMAL_INSTALL) + test -z "$(plugindir)" || $(MKDIR_P) "$(DESTDIR)$(plugindir)" + @list='$(plugin_LTLIBRARIES)'; for p in $$list; do \ + if test -f $$p; then \ + f=$(am__strip_dir) \ + echo " $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=install $(pluginLTLIBRARIES_INSTALL) $(INSTALL_STRIP_FLAG) '$$p' '$(DESTDIR)$(plugindir)/$$f'"; \ + 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files that may require special tools to rebuild." +clean: clean-am + +clean-am: clean-generic clean-libtool clean-pluginLTLIBRARIES \ + mostlyclean-am + +distclean: distclean-am + -rm -rf ./$(DEPDIR) + -rm -f Makefile +distclean-am: clean-am distclean-compile distclean-generic \ + distclean-tags + +dvi: dvi-am + +dvi-am: + +html: html-am + +info: info-am + +info-am: + +install-data-am: install-pluginLTLIBRARIES + +install-dvi: install-dvi-am + +install-exec-am: + +install-html: install-html-am + +install-info: install-info-am + +install-man: + +install-pdf: install-pdf-am + +install-ps: install-ps-am + +installcheck-am: + +maintainer-clean: maintainer-clean-am + -rm -rf ./$(DEPDIR) + -rm -f Makefile +maintainer-clean-am: distclean-am maintainer-clean-generic + +mostlyclean: mostlyclean-am + +mostlyclean-am: mostlyclean-compile mostlyclean-generic \ + mostlyclean-libtool + +pdf: pdf-am + +pdf-am: + +ps: ps-am + +ps-am: + +uninstall-am: uninstall-pluginLTLIBRARIES + +.MAKE: install-am install-strip + +.PHONY: CTAGS GTAGS all all-am check check-am clean clean-generic \ + clean-libtool clean-pluginLTLIBRARIES ctags distclean \ + distclean-compile distclean-generic distclean-libtool \ + distclean-tags distdir dvi dvi-am html html-am info info-am \ + install install-am install-data install-data-am install-dvi \ + install-dvi-am install-exec install-exec-am install-html \ + install-html-am install-info install-info-am install-man \ + install-pdf install-pdf-am install-pluginLTLIBRARIES \ + install-ps install-ps-am install-strip installcheck \ + installcheck-am installdirs maintainer-clean \ + maintainer-clean-generic mostlyclean mostlyclean-compile \ + mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \ + tags uninstall uninstall-am uninstall-pluginLTLIBRARIES + +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/src/libstrongswan/plugins/random/random_plugin.c b/src/libstrongswan/plugins/random/random_plugin.c new file mode 100644 index 000000000..3eff81ee0 --- /dev/null +++ b/src/libstrongswan/plugins/random/random_plugin.c @@ -0,0 +1,62 @@ +/* + * Copyright (C) 2008 Martin Willi + * 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 <http://www.fsf.org/copyleft/gpl.txt>. + * + * 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. + * + * $Id$ + */ + +#include "random_plugin.h" + +#include <library.h> +#include "random_rng.h" + +typedef struct private_random_plugin_t private_random_plugin_t; + +/** + * private data of random_plugin + */ +struct private_random_plugin_t { + + /** + * public functions + */ + random_plugin_t public; +}; + +/** + * Implementation of random_plugin_t.gmptroy + */ +static void destroy(private_random_plugin_t *this) +{ + lib->crypto->remove_rng(lib->crypto, + (rng_constructor_t)random_rng_create); + free(this); +} + +/* + * see header file + */ +plugin_t *plugin_create() +{ + private_random_plugin_t *this = malloc_thing(private_random_plugin_t); + + this->public.plugin.destroy = (void(*)(plugin_t*))destroy; + + lib->crypto->add_rng(lib->crypto, RNG_STRONG, + (rng_constructor_t)random_rng_create); + lib->crypto->add_rng(lib->crypto, RNG_REAL, + (rng_constructor_t)random_rng_create); + + return &this->public.plugin; +} + diff --git a/src/libstrongswan/plugins/random/random_plugin.h b/src/libstrongswan/plugins/random/random_plugin.h new file mode 100644 index 000000000..9e8b99387 --- /dev/null +++ b/src/libstrongswan/plugins/random/random_plugin.h @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2008 Martin Willi + * 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 <http://www.fsf.org/copyleft/gpl.txt>. + * + * 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 random_p random + * @ingroup plugins + * + * @defgroup random_plugin random_plugin + * @{ @ingroup random_p + */ + +#ifndef RANDOM_PLUGIN_H_ +#define RANDOM_PLUGIN_H_ + +#include <plugins/plugin.h> + +typedef struct random_plugin_t random_plugin_t; + +/** + * Plugin implementing a RNG reading from /dev/[u]random. + */ +struct random_plugin_t { + + /** + * implements plugin interface + */ + plugin_t plugin; +}; + +/** + * Create a random_plugin instance. + */ +plugin_t *plugin_create(); + +#endif /* RANDOM_PLUGIN_H_ @}*/ diff --git a/src/libstrongswan/plugins/random/random_rng.c b/src/libstrongswan/plugins/random/random_rng.c new file mode 100644 index 000000000..1aadc88bd --- /dev/null +++ b/src/libstrongswan/plugins/random/random_rng.c @@ -0,0 +1,134 @@ +/* + * Copyright (C) 2005-2008 Martin Willi + * Copyright (C) 2005 Jan Hutter + * 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 <http://www.fsf.org/copyleft/gpl.txt>. + * + * 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. + * + * $Id$ + */ + +#include <string.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> +#include <errno.h> +#include <debug.h> + +#include "random_rng.h" + +#ifndef DEV_RANDOM +# define DEV_RANDOM "/dev/random" +#endif + +#ifndef DEV_URANDOM +# define DEV_URANDOM "/dev/urandom" +#endif + +typedef struct private_random_rng_t private_random_rng_t; + +/** + * Private data of an random_rng_t object. + */ +struct private_random_rng_t { + + /** + * Public random_rng_t interface. + */ + random_rng_t public; + + /** + * random device, depends on quality + */ + int dev; + + /** + * file we read random bytes from + */ + char *file; +}; + +/** + * Implementation of random_rng_t.get_bytes. + */ +static void get_bytes(private_random_rng_t *this, size_t bytes, + u_int8_t *buffer) +{ + size_t done, got; + + done = 0; + + while (done < bytes) + { + got = read(this->dev, buffer + done, bytes - done); + if (got <= 0) + { + DBG1("reading from \"%s\" failed: %s, retrying...", + this->file, strerror(errno)); + close(this->dev); + sleep(1); + this->dev = open(this->file, 0); + } + done += got; + } +} + +/** + * Implementation of random_rng_t.allocate_bytes. + */ +static void allocate_bytes(private_random_rng_t *this, size_t bytes, + chunk_t *chunk) +{ + *chunk = chunk_alloc(bytes); + get_bytes(this, chunk->len, chunk->ptr); +} + +/** + * Implementation of random_rng_t.destroy. + */ +static void destroy(private_random_rng_t *this) +{ + close(this->dev); + free(this); +} + +/* + * Described in header. + */ +random_rng_t *random_rng_create(rng_quality_t quality) +{ + private_random_rng_t *this = malloc_thing(private_random_rng_t); + + /* public functions */ + this->public.rng.get_bytes = (void (*) (rng_t *, size_t, u_int8_t*)) get_bytes; + this->public.rng.allocate_bytes = (void (*) (rng_t *, size_t, chunk_t*)) allocate_bytes; + this->public.rng.destroy = (void (*) (rng_t *))destroy; + + if (quality == RNG_REAL) + { + this->file = DEV_RANDOM; + } + else + { + this->file = DEV_URANDOM; + } + + this->dev = open(this->file, 0); + if (this->dev < 0) + { + DBG1("opening \"%s\" failed: %s", this->file, strerror(errno)); + free(this); + return NULL; + } + return &this->public; +} + diff --git a/src/libstrongswan/plugins/random/random_rng.h b/src/libstrongswan/plugins/random/random_rng.h new file mode 100644 index 000000000..7f82353d8 --- /dev/null +++ b/src/libstrongswan/plugins/random/random_rng.h @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2008 Martin Willi + * 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 <http://www.fsf.org/copyleft/gpl.txt>. + * + * 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. + * + * $Id$ + */ + +/** + * @defgroup random_rng random_rng + * @{ @ingroup utils + */ + +#ifndef RANDOM_RNG_H_ +#define RANDOM_RNG_H_ + +typedef struct random_rng_t random_rng_t; + +#include <library.h> + +/** + * rng_t implementation on top of /dev/[u]random + */ +struct random_rng_t { + + /** + * Implements rng_t. + */ + rng_t rng; +}; + +/** + * Creates an random_rng_t instance. + * + * @param quality required quality of randomness + * @return created random_rng_t + */ +random_rng_t *random_rng_create(rng_quality_t quality); + +#endif /*RANDOM_RNG_H_ @} */ |