Project import
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..6390c5b
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,76 @@
+#
+#    Copyright (c) 2011-2013 Nest Labs, Inc.
+#    All rights reserved.
+#
+#    This document is the property of Nest. It is considered
+#    confidential and proprietary information.
+#
+#    This document may not be reproduced or transmitted in any form,
+#    in whole or in part, without the express written permission of
+#    Nest.
+#
+#    Description:
+#
+
+include pre.mak
+
+TpsDir                  = sw/tps
+NestlabsLibDir          = sw/nestlabs
+
+ResultIncDir            = $(call GenerateResultPaths,,openssl)
+ResultLibDir            = $(call GenerateResultPaths,,.)
+BuildDir                = $(CURDIR)/$(BuildDirectory)
+
+PolarsslIncDir          = $(call GenerateResultPaths,,polarssl)
+
+NlEMallocResultsDir     = $(NestlabsLibDir)/lib/nlemalloc
+NlEMallocIncludeDir     = include
+NlEMallocLibraryDir     =
+NlEMallocIncludePath    = $(BuildRoot)/$(NlEMallocResultsDir)/$(NlEMallocIncludeDir)
+
+#
+# Third-party software frameworks
+#
+
+CLibraryDir             = $(TpsDir)/newlib
+CLibraryIncludeDir      = $(call GenerateResultPaths,$(CLibraryDir),usr/arm-none-eabi/include)
+CLibraryLibDir          = $(call GenerateResultPaths,$(CLibraryDir),usr/arm-none-eabi/lib)
+
+AllLibraries = \
+	libemssl.a \
+	libbn.a \
+	libjpake.a \
+	libecdsa.a \
+	libec.a \
+	libecdh.a \
+	libpolarssl.a \
+	libctrdrbg.a
+
+all: install-includes $(BuildDir)
+	$(MAKE) \
+		BUILD_DIR="$(BuildDir)" \
+		LINK="$(LD) $(LDFLAGS)" \
+		CC="$(CC)" \
+		CPPFLAGS="$(CPPOPTFLAGS) -I$(NlEMallocIncludePath) -I$(CLibraryIncludeDir)" \
+		AR=$(AR) \
+		BN_MONT_ASM_TYPE=$(TargetProcArch) \
+		-f Makefile.emssl
+	cp $(foreach l,$(AllLibraries),$(BuildDirectory)/lib/$(l)) $(ResultLibDir)
+
+clean:
+	$(MAKE) BUILD_DIR="$(BuildDir)" -f Makefile.emssl $@
+
+$(ResultIncDir):
+	$(MKDIR) -p $@
+
+$(PolarsslIncDir):
+	$(MKDIR) -p $@
+
+$(BuildDir):
+	$(MKDIR) -p $@
+
+install-includes: $(ResultIncDir) $(PolarsslIncDir)
+	cp openssl/*.h $(ResultIncDir)
+	cp polarssl/*.h $(PolarsslIncDir)
+
+include post.mak
diff --git a/Makefile.config b/Makefile.config
new file mode 100644
index 0000000..745d98c
--- /dev/null
+++ b/Makefile.config
@@ -0,0 +1,73 @@
+# Copyright 2010 by Nest Labs, Inc. All rights reserved.
+#
+# This program is confidential and proprietary to Nest Labs, Inc.,
+# and may not be reproduced, published or disclosed to others without
+# company authorization.
+#
+
+# the setup below is for gcc on a unix-like platform.
+
+BUILD_DIR ?= $(DEPTH).build
+OBJ_DIR = $(BUILD_DIR)/objs
+LIB_DIR = $(BUILD_DIR)/lib
+BIN_DIR = $(BUILD_DIR)/bin
+
+OS_ARCH := $(shell uname -s | sed -e 's|/|_|g')
+
+ifeq ($(OS_ARCH),Darwin)
+CC = @echo $@; gcc -Os -DNL_DARWIN
+OPT_INCLUDE = /opt/local/include
+OPT_LIB = /opt/local/lib
+else
+CC = @echo $@; gcc -DNL_LINUX -Os
+OPT_INCLUDE = /usr/local/include
+OPT_LIB = /usr/local/lib -L/usr/lib
+endif
+
+#LINK = @echo $@; g++ -dead_strip
+LINK = echo $@;gcc -Wl,--gc-sections
+
+ARCHIVE = @echo $@; ar -rucs
+
+RANLIB = ranlib
+
+#MAKE = make -s
+
+RM = rm -rf
+
+MKDIR = mkdir -p
+
+CP = cp
+
+WFLAGS = \
+    -Wunused \
+    -Wimplicit \
+    -Wreturn-type \
+    -Wparentheses \
+    -Wformat \
+    -Wchar-subscripts \
+    -Wno-c++-compat \
+    -Wsequence-point
+
+#         -Wmissing-prototypes \
+#         -pedantic \
+
+CFLAGS = $(CPPFLAGS) \
+	 $(WFLAGS) \
+         -ffunction-sections \
+         -fdata-sections \
+         -c \
+         -g \
+         $(DEFINES) \
+         -I ./ \
+         -I $(DEPTH) \
+         -I $(OPT_INCLUDE) \
+         -I $(DEPTH)include \
+         -I $(DEPTH)openssl \
+         -I $(DEPTH)polarssl \
+         -I include \
+	 $(INCLUDES)
+
+LIBS = -L$(LIB_DIR) \
+       -L$(OPT_LIB) \
+
diff --git a/Makefile.emssl b/Makefile.emssl
new file mode 100644
index 0000000..0810003
--- /dev/null
+++ b/Makefile.emssl
@@ -0,0 +1,46 @@
+# Copyright 2010 by Nest Labs, Inc. All rights reserved.
+#
+# This program is confidential and proprietary to Nest Labs, Inc.,
+# and may not be reproduced, published or disclosed to others without
+# company authorization.
+#
+
+# OBJ_DIR should be set by the user to the right directory,
+# if necessary.
+
+#note that there are only dependencies on files within
+#each subdirectory. if you change in file in one subdirectory
+#nothing outside that directory will ever know about it.
+#manage dependencies on your own. it's not that hard.
+#and one final note, we are not generating shared libraries, so
+#if you make a change in a component and rebuild it, you will also
+#need to relink all executables. i should add a target to do just that.
+#mmp
+
+DEPTH = ./
+
+include $(DEPTH)Makefile.config
+
+.PHONY: libdir openssl polarssl
+
+all: libdir openssl polarssl
+
+libdir:
+	$(MKDIR) $(LIB_DIR)
+	$(MKDIR) $(BIN_DIR)
+
+openssl:
+	$(MAKE) BUILD_DIR=$(BUILD_DIR) -C $@
+
+polarssl:
+	$(MAKE) BUILD_DIR=$(BUILD_DIR) -C $@
+
+driver:
+	$(MAKE) BUILD_DIR=$(BUILD_DIR) -C $@
+
+clean:
+	$(MAKE) BUILD_DIR=$(BUILD_DIR) -C openssl $@
+	$(MAKE) BUILD_DIR=$(BUILD_DIR) -C polarssl $@
+	$(MAKE) BUILD_DIR=$(BUILD_DIR) -C driver $@
+	$(RM) $(LIB_DIR)
+	$(RM) $(BIN_DIR)
diff --git a/driver/Makefile b/driver/Makefile
new file mode 100644
index 0000000..01d0e5c
--- /dev/null
+++ b/driver/Makefile
@@ -0,0 +1,53 @@
+# Copyright 2010 by Nest Labs, Inc. All rights reserved.
+#
+# This program is confidential and proprietary to Nest Labs, Inc.,
+# and may not be reproduced, published or disclosed to others without
+# company authorization.
+#
+
+DEPTH = ../
+
+include $(DEPTH)Makefile.config
+
+OUTDIR = $(OBJ_DIR)
+SRCDIR = ./
+INCDIR = ./
+
+OBJECT_FILES = \
+	security_driver
+
+HEADER_FILES = \
+
+OBJECTS = $(OBJECT_FILES:%=$(OUTDIR)/%.o)
+HEADERS = $(HEADER_FILES:%=$(INCDIR)/%.h)
+
+LIBRARY_DEPS = \
+	$(LIB_DIR)/libbn.a \
+	$(LIB_DIR)/libjpake.a \
+	$(LIB_DIR)/libsha.a \
+	$(LIB_DIR)/libec.a \
+	$(LIB_DIR)/libecdh.a \
+	$(LIB_DIR)/libaes.a \
+	$(LIB_DIR)/libecdsa.a \
+	$(LIB_DIR)/libemssl.a \
+	$(LIB_DIR)/libctrdrbg.a \
+	$(LIB_DIR)/libpolarssl.a
+
+all: $(OUTDIR) $(OUTDIR)/security_driver
+
+$(OUTDIR):
+	$(MKDIR) $(OUTDIR)
+
+clean:
+	$(RM) $(OUTDIR)
+
+$(OUTDIR)/%.o: $(SRCDIR)/%.c $(HEADERS)
+	$(CC) $(CFLAGS) $< -o $@
+
+$(OUTDIR)/%.o: $(SRCDIR)/%.cpp $(HEADERS)
+	$(CC) $(CFLAGS) $< -o $@
+
+$(OUTDIR)/security_driver: $(OUTDIR)/security_driver.o $(LIBRARY_DEPS)
+	$(LINK) $(OUTDIR)/security_driver.o $(LIBS) $(OCLIBS) -ljpake -lsha -lecdsa -lec -lecdh -lbn -lemssl -lctrdrbg -lpolarssl -laes -o $(OUTDIR)/security_driver
+	$(CP) $@ $(BIN_DIR)
+
diff --git a/driver/security_driver.c b/driver/security_driver.c
new file mode 100644
index 0000000..888118a
--- /dev/null
+++ b/driver/security_driver.c
@@ -0,0 +1,89 @@
+#include <stdio.h>
+#include <string.h>
+#include <openssl/ec.h>
+#include <openssl/ecdsa.h>
+#include <openssl/obj_mac.h>
+#include <openssl/jpake.h>
+#include <openssl/ecdh.h>
+#include <polarssl/ctr_drbg.h>
+
+int entropy(void *closure, unsigned char *outentropy, size_t outsize)
+{
+    unsigned char *entropy;
+    int           rval, idx;
+
+printf("hey, somebody wants entropy: %p, %d\n", outentropy, outsize);
+    do
+    {
+#ifdef gPlatformGetRandomNumber
+        rval = (int)gPlatformGetRandomNumber();
+#else
+        rval = rand();
+#endif
+
+        entropy = (unsigned char *)&rval;
+printf("got some sweet entropy: %08x\n", rval);
+
+        for (idx = 0; (idx < sizeof(int)) && (outsize > 0); idx++, outsize--)
+            *outentropy++ = *entropy++;
+    }
+    while (outsize > 0);
+
+    return 0;
+}
+
+ctr_drbg_context *gCTRDRBG_ctx = NULL;
+
+int main(int argc, char ** argv)
+{
+    int retval = 0;
+    int i;
+
+#ifdef gPlatformSetInputEntropy
+    gPlatformSetInputEntropy(seed);
+#else
+    time_t tim;
+
+    tim = time(NULL);
+
+    srand(tim);
+#endif
+
+    // Force linker references to the necessary top-level functions.
+
+    static void *functions[] =
+    {
+        (void *)ECDSA_do_sign,
+        (void *)ECDSA_do_verify,
+
+        (void *)JPAKE_STEP1_init,
+        (void *)JPAKE_STEP1_generate,
+        (void *)JPAKE_STEP1_process,
+        (void *)JPAKE_STEP1_release,
+        (void *)JPAKE_STEP2_init,
+        (void *)JPAKE_STEP2_generate,
+        (void *)JPAKE_STEP2_process,
+        (void *)JPAKE_STEP2_release,
+
+        (void *)ECDH_compute_key,
+        NULL
+    };
+
+    for (i = 0; functions[i] != NULL; i++)
+        printf("%p\n", functions[i]);
+
+    ctr_drbg_context    ctx;
+
+#ifdef DEBUG
+    ctr_drbg_self_test(1);
+#endif
+
+    retval = ctr_drbg_init(&ctx, entropy, NULL, NULL, 0);
+
+    gCTRDRBG_ctx = &ctx;
+
+    printf("returning: %d\n", retval);
+
+    return retval;
+}
+
diff --git a/include/cryptlib.h b/include/cryptlib.h
new file mode 100644
index 0000000..d26f963
--- /dev/null
+++ b/include/cryptlib.h
@@ -0,0 +1,111 @@
+/* crypto/cryptlib.h */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ * 
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to.  The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ * 
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     Eric Young (eay@cryptsoft.com)"
+ *    The word 'cryptographic' can be left out if the rouines from the library
+ *    being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from 
+ *    the apps directory (application code) you must include an acknowledgement:
+ *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ * 
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * 
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed.  i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#ifndef HEADER_CRYPTLIB_H
+#define HEADER_CRYPTLIB_H
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "e_os.h"
+
+#ifdef OPENSSL_USE_APPLINK
+#define BIO_FLAGS_UPLINK 0x8000
+#include "ms/uplink.h"
+#endif
+
+#include <openssl/crypto.h>
+#include <openssl/buffer.h> 
+#include <openssl/bio.h> 
+#include <openssl/err.h>
+#include <openssl/opensslconf.h>
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#ifndef OPENSSL_SYS_VMS
+#define X509_CERT_AREA		OPENSSLDIR
+#define X509_CERT_DIR		OPENSSLDIR "/certs"
+#define X509_CERT_FILE		OPENSSLDIR "/cert.pem"
+#define X509_PRIVATE_DIR	OPENSSLDIR "/private"
+#else
+#define X509_CERT_AREA		"SSLROOT:[000000]"
+#define X509_CERT_DIR		"SSLCERTS:"
+#define X509_CERT_FILE		"SSLCERTS:cert.pem"
+#define X509_PRIVATE_DIR        "SSLPRIVATE:"
+#endif
+
+#define X509_CERT_DIR_EVP        "SSL_CERT_DIR"
+#define X509_CERT_FILE_EVP       "SSL_CERT_FILE"
+
+/* size of string representations */
+#define DECIMAL_SIZE(type)	((sizeof(type)*8+2)/3+1)
+#define HEX_SIZE(type)		(sizeof(type)*2)
+
+void OPENSSL_cpuid_setup(void);
+extern unsigned int OPENSSL_ia32cap_P[];
+void OPENSSL_showfatal(const char *fmta,...);
+void *OPENSSL_stderr(void);
+extern int OPENSSL_NONPIC_relocated;
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif
diff --git a/include/e_os.h b/include/e_os.h
new file mode 100644
index 0000000..79c1392
--- /dev/null
+++ b/include/e_os.h
@@ -0,0 +1,734 @@
+/* e_os.h */
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
+ * All rights reserved.
+ *
+ * This package is an SSL implementation written
+ * by Eric Young (eay@cryptsoft.com).
+ * The implementation was written so as to conform with Netscapes SSL.
+ * 
+ * This library is free for commercial and non-commercial use as long as
+ * the following conditions are aheared to.  The following conditions
+ * apply to all code found in this distribution, be it the RC4, RSA,
+ * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
+ * included with this distribution is covered by the same copyright terms
+ * except that the holder is Tim Hudson (tjh@cryptsoft.com).
+ * 
+ * Copyright remains Eric Young's, and as such any Copyright notices in
+ * the code are not to be removed.
+ * If this package is used in a product, Eric Young should be given attribution
+ * as the author of the parts of the library used.
+ * This can be in the form of a textual message at program startup or
+ * in documentation (online or textual) provided with the package.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *    "This product includes cryptographic software written by
+ *     Eric Young (eay@cryptsoft.com)"
+ *    The word 'cryptographic' can be left out if the rouines from the library
+ *    being used are not cryptographic related :-).
+ * 4. If you include any Windows specific code (or a derivative thereof) from 
+ *    the apps directory (application code) you must include an acknowledgement:
+ *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
+ * 
+ * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * 
+ * The licence and distribution terms for any publically available version or
+ * derivative of this code cannot be changed.  i.e. this code cannot simply be
+ * copied and put under another distribution licence
+ * [including the GNU Public Licence.]
+ */
+
+#ifndef HEADER_E_OS_H
+#define HEADER_E_OS_H
+
+#include <openssl/opensslconf.h>
+
+#include <openssl/e_os2.h>
+/* <openssl/e_os2.h> contains what we can justify to make visible
+ * to the outside; this file e_os.h is not part of the exported
+ * interface. */
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+/* Used to checking reference counts, most while doing perl5 stuff :-) */
+#ifdef REF_PRINT
+#undef REF_PRINT
+#define REF_PRINT(a,b)	fprintf(stderr,"%08X:%4d:%s\n",(int)b,b->references,a)
+#endif
+
+#ifndef DEVRANDOM
+/* set this to a comma-separated list of 'random' device files to try out.
+ * My default, we will try to read at least one of these files */
+#define DEVRANDOM "/dev/urandom","/dev/random","/dev/srandom"
+#endif
+#ifndef DEVRANDOM_EGD
+/* set this to a comma-seperated list of 'egd' sockets to try out. These
+ * sockets will be tried in the order listed in case accessing the device files
+ * listed in DEVRANDOM did not return enough entropy. */
+#define DEVRANDOM_EGD "/var/run/egd-pool","/dev/egd-pool","/etc/egd-pool","/etc/entropy"
+#endif
+
+#if defined(OPENSSL_SYS_VXWORKS)
+#  define NO_SYS_PARAM_H
+#  define NO_CHMOD
+#  define NO_SYSLOG
+#endif
+  
+#if defined(OPENSSL_SYS_MACINTOSH_CLASSIC)
+# if macintosh==1
+#  ifndef MAC_OS_GUSI_SOURCE
+#    define MAC_OS_pre_X
+#    define NO_SYS_TYPES_H
+#  endif
+#  define NO_SYS_PARAM_H
+#  define NO_CHMOD
+#  define NO_SYSLOG
+#  undef  DEVRANDOM
+#  define GETPID_IS_MEANINGLESS
+# endif
+#endif
+
+/********************************************************************
+ The Microsoft section
+ ********************************************************************/
+/* The following is used because of the small stack in some
+ * Microsoft operating systems */
+#if defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYSNAME_WIN32)
+#  define MS_STATIC	static
+#else
+#  define MS_STATIC
+#endif
+
+#if defined(OPENSSL_SYS_WIN32) && !defined(WIN32)
+#  define WIN32
+#endif
+#if defined(OPENSSL_SYS_WINDOWS) && !defined(WINDOWS)
+#  define WINDOWS
+#endif
+#if defined(OPENSSL_SYS_MSDOS) && !defined(MSDOS)
+#  define MSDOS
+#endif
+
+#if defined(MSDOS) && !defined(GETPID_IS_MEANINGLESS)
+#  define GETPID_IS_MEANINGLESS
+#endif
+
+#ifdef WIN32
+#define get_last_sys_error()	GetLastError()
+#define clear_sys_error()	SetLastError(0)
+#if !defined(WINNT)
+#define WIN_CONSOLE_BUG
+#endif
+#else
+#define get_last_sys_error()	errno
+#define clear_sys_error()	errno=0
+#endif
+
+#if defined(WINDOWS)
+#define get_last_socket_error()	WSAGetLastError()
+#define clear_socket_error()	WSASetLastError(0)
+#define readsocket(s,b,n)	recv((s),(b),(n),0)
+#define writesocket(s,b,n)	send((s),(b),(n),0)
+#elif defined(__DJGPP__)
+#define WATT32
+#define get_last_socket_error()	errno
+#define clear_socket_error()	errno=0
+#define closesocket(s)		close_s(s)
+#define readsocket(s,b,n)	read_s(s,b,n)
+#define writesocket(s,b,n)	send(s,b,n,0)
+#elif defined(MAC_OS_pre_X)
+#define get_last_socket_error()	errno
+#define clear_socket_error()	errno=0
+#define closesocket(s)		MacSocket_close(s)
+#define readsocket(s,b,n)	MacSocket_recv((s),(b),(n),true)
+#define writesocket(s,b,n)	MacSocket_send((s),(b),(n))
+#elif defined(OPENSSL_SYS_VMS)
+#define get_last_socket_error() errno
+#define clear_socket_error()    errno=0
+#define ioctlsocket(a,b,c)      ioctl(a,b,c)
+#define closesocket(s)          close(s)
+#define readsocket(s,b,n)       recv((s),(b),(n),0)
+#define writesocket(s,b,n)      send((s),(b),(n),0)
+#elif defined(OPENSSL_SYS_VXWORKS)
+#define get_last_socket_error()	errno
+#define clear_socket_error()	errno=0
+#define ioctlsocket(a,b,c)	    ioctl((a),(b),(int)(c))
+#define closesocket(s)		    close(s)
+#define readsocket(s,b,n)	    read((s),(b),(n))
+#define writesocket(s,b,n)	    write((s),(char *)(b),(n))
+#elif defined(OPENSSL_SYS_BEOS_R5)
+#define get_last_socket_error() errno
+#define clear_socket_error()    errno=0
+#define FIONBIO SO_NONBLOCK
+#define ioctlsocket(a,b,c)		  setsockopt((a),SOL_SOCKET,(b),(c),sizeof(*(c)))
+#define readsocket(s,b,n)       recv((s),(b),(n),0)
+#define writesocket(s,b,n)      send((s),(b),(n),0)
+#elif defined(OPENSSL_SYS_NETWARE)
+#if defined(NETWARE_BSDSOCK)
+#define get_last_socket_error() errno
+#define clear_socket_error()    errno=0
+#define closesocket(s)          close(s)
+#define ioctlsocket(a,b,c)      ioctl(a,b,c)
+#if defined(NETWARE_LIBC)
+#define readsocket(s,b,n)       recv((s),(b),(n),0)
+#define writesocket(s,b,n)      send((s),(b),(n),0)
+#else
+#define readsocket(s,b,n)       recv((s),(char*)(b),(n),0)
+#define writesocket(s,b,n)      send((s),(char*)(b),(n),0)
+#endif
+#else
+#define get_last_socket_error()	WSAGetLastError()
+#define clear_socket_error()	WSASetLastError(0)
+#define readsocket(s,b,n)		recv((s),(b),(n),0)
+#define writesocket(s,b,n)		send((s),(b),(n),0)
+#endif
+#else
+#define get_last_socket_error()	errno
+#define clear_socket_error()	errno=0
+#define ioctlsocket(a,b,c)	ioctl(a,b,c)
+#define closesocket(s)		close(s)
+#define readsocket(s,b,n)	read((s),(b),(n))
+#define writesocket(s,b,n)	write((s),(b),(n))
+#endif
+
+#ifdef WIN16 /* never the case */
+#  define MS_CALLBACK	_far _loadds
+#  define MS_FAR	_far
+#else
+#  define MS_CALLBACK
+#  define MS_FAR
+#endif
+
+#ifdef OPENSSL_NO_STDIO
+#  undef OPENSSL_NO_FP_API
+#  define OPENSSL_NO_FP_API
+#endif
+
+#if (defined(WINDOWS) || defined(MSDOS))
+
+#  ifdef __DJGPP__
+#    include <unistd.h>
+#    include <sys/stat.h>
+#    include <sys/socket.h>
+#    include <tcp.h>
+#    include <netdb.h>
+#    define _setmode setmode
+#    define _O_TEXT O_TEXT
+#    define _O_BINARY O_BINARY
+#    undef DEVRANDOM
+#    define DEVRANDOM "/dev/urandom\x24"
+#  endif /* __DJGPP__ */
+
+#  ifndef S_IFDIR
+#    define S_IFDIR	_S_IFDIR
+#  endif
+
+#  ifndef S_IFMT
+#    define S_IFMT	_S_IFMT
+#  endif
+
+#  if !defined(WINNT) && !defined(__DJGPP__)
+#    define NO_SYSLOG
+#  endif
+#  define NO_DIRENT
+
+#  ifdef WINDOWS
+#    if !defined(_WIN32_WCE) && !defined(_WIN32_WINNT)
+       /*
+	* Defining _WIN32_WINNT here in e_os.h implies certain "discipline."
+	* Most notably we ought to check for availability of each specific
+	* routine with GetProcAddress() and/or guard NT-specific calls with
+	* GetVersion() < 0x80000000. One can argue that in latter "or" case
+	* we ought to /DELAYLOAD some .DLLs in order to protect ourselves
+	* against run-time link errors. This doesn't seem to be necessary,
+	* because it turned out that already Windows 95, first non-NT Win32
+	* implementation, is equipped with at least NT 3.51 stubs, dummy
+	* routines with same name, but which do nothing. Meaning that it's
+	* apparently sufficient to guard "vanilla" NT calls with GetVersion
+	* alone, while NT 4.0 and above interfaces ought to be linked with
+	* GetProcAddress at run-time.
+	*/
+#      define _WIN32_WINNT 0x0400
+#    endif
+#    if !defined(OPENSSL_NO_SOCK) && defined(_WIN32_WINNT)
+       /*
+        * Just like defining _WIN32_WINNT including winsock2.h implies
+        * certain "discipline" for maintaining [broad] binary compatibility.
+        * As long as structures are invariant among Winsock versions,
+        * it's sufficient to check for specific Winsock2 API availability
+        * at run-time [DSO_global_lookup is recommended]...
+        */
+#      include <winsock2.h>
+#      include <ws2tcpip.h>
+       /* yes, they have to be #included prior to <windows.h> */
+#    endif
+#    include <windows.h>
+#    include <stdio.h>
+#    include <stddef.h>
+#    include <errno.h>
+#    include <string.h>
+#    ifdef _WIN64
+#      define strlen(s) _strlen31(s)
+/* cut strings to 2GB */
+static unsigned int _strlen31(const char *str)
+	{
+	unsigned int len=0;
+	while (*str && len<0x80000000U) str++, len++;
+	return len&0x7FFFFFFF;
+	}
+#    endif
+#    include <malloc.h>
+#    if defined(_MSC_VER) && _MSC_VER<=1200 && defined(_MT) && defined(isspace)
+       /* compensate for bug in VC6 ctype.h */
+#      undef isspace
+#      undef isdigit
+#      undef isalnum
+#      undef isupper
+#      undef isxdigit
+#    endif
+#    if defined(_MSC_VER) && !defined(_DLL) && defined(stdin)
+#      if _MSC_VER>=1300
+#        undef stdin
+#        undef stdout
+#        undef stderr
+         FILE *__iob_func();
+#        define stdin  (&__iob_func()[0])
+#        define stdout (&__iob_func()[1])
+#        define stderr (&__iob_func()[2])
+#      elif defined(I_CAN_LIVE_WITH_LNK4049)
+#        undef stdin
+#        undef stdout
+#        undef stderr
+         /* pre-1300 has __p__iob(), but it's available only in msvcrt.lib,
+          * or in other words with /MD. Declaring implicit import, i.e.
+          * with _imp_ prefix, works correctly with all compiler options,
+	  * but without /MD results in LINK warning LNK4049:
+	  * 'locally defined symbol "__iob" imported'.
+          */
+         extern FILE *_imp___iob;
+#        define stdin  (&_imp___iob[0])
+#        define stdout (&_imp___iob[1])
+#        define stderr (&_imp___iob[2])
+#      endif
+#    endif
+#  endif
+#  include <io.h>
+#  include <fcntl.h>
+
+#  ifdef OPENSSL_SYS_WINCE
+#    define OPENSSL_NO_POSIX_IO
+#  endif
+
+#  if defined (__BORLANDC__)
+#    define _setmode setmode
+#    define _O_TEXT O_TEXT
+#    define _O_BINARY O_BINARY
+#    define _int64 __int64
+#    define _kbhit kbhit
+#  endif
+
+#  define EXIT(n) exit(n)
+#  define LIST_SEPARATOR_CHAR ';'
+#  ifndef X_OK
+#    define X_OK	0
+#  endif
+#  ifndef W_OK
+#    define W_OK	2
+#  endif
+#  ifndef R_OK
+#    define R_OK	4
+#  endif
+#  define OPENSSL_CONF	"openssl.cnf"
+#  define SSLEAY_CONF	OPENSSL_CONF
+#  define NUL_DEV	"nul"
+#  define RFILE		".rnd"
+#  ifdef OPENSSL_SYS_WINCE
+#    define DEFAULT_HOME  ""
+#  else
+#    define DEFAULT_HOME  "C:"
+#  endif
+
+#else /* The non-microsoft world */
+
+#  ifdef OPENSSL_SYS_VMS
+#    define VMS 1
+  /* some programs don't include stdlib, so exit() and others give implicit 
+     function warnings */
+#    include <stdlib.h>
+#    if defined(__DECC)
+#      include <unistd.h>
+#    else
+#      include <unixlib.h>
+#    endif
+#    define OPENSSL_CONF	"openssl.cnf"
+#    define SSLEAY_CONF		OPENSSL_CONF
+#    define RFILE		".rnd"
+#    define LIST_SEPARATOR_CHAR ','
+#    define NUL_DEV		"NLA0:"
+  /* We don't have any well-defined random devices on VMS, yet... */
+#    undef DEVRANDOM
+  /* We need to do this since VMS has the following coding on status codes:
+
+     Bits 0-2: status type: 0 = warning, 1 = success, 2 = error, 3 = info ...
+               The important thing to know is that odd numbers are considered
+	       good, while even ones are considered errors.
+     Bits 3-15: actual status number
+     Bits 16-27: facility number.  0 is considered "unknown"
+     Bits 28-31: control bits.  If bit 28 is set, the shell won't try to
+                 output the message (which, for random codes, just looks ugly)
+
+     So, what we do here is to change 0 to 1 to get the default success status,
+     and everything else is shifted up to fit into the status number field, and
+     the status is tagged as an error, which I believe is what is wanted here.
+     -- Richard Levitte
+  */
+#    define EXIT(n)		do { int __VMS_EXIT = n; \
+                                     if (__VMS_EXIT == 0) \
+				       __VMS_EXIT = 1; \
+				     else \
+				       __VMS_EXIT = (n << 3) | 2; \
+                                     __VMS_EXIT |= 0x10000000; \
+				     exit(__VMS_EXIT); } while(0)
+#    define NO_SYS_PARAM_H
+
+#  elif defined(OPENSSL_SYS_NETWARE)
+#    include <fcntl.h>
+#    include <unistd.h>
+#    define NO_SYS_TYPES_H
+#    undef  DEVRANDOM
+#    ifdef NETWARE_CLIB
+#      define getpid GetThreadID
+       extern int GetThreadID(void);
+/* #      include <conio.h> */
+       extern int kbhit(void);
+#    else
+#      include <screen.h>
+#    endif
+#    define NO_SYSLOG
+#    define _setmode setmode
+#    define _kbhit kbhit
+#    define _O_TEXT O_TEXT
+#    define _O_BINARY O_BINARY
+#    define OPENSSL_CONF   "openssl.cnf"
+#    define SSLEAY_CONF    OPENSSL_CONF
+#    define RFILE    ".rnd"
+#    define LIST_SEPARATOR_CHAR ';'
+#    define EXIT(n)  { if (n) printf("ERROR: %d\n", (int)n); exit(n); }
+
+#  else
+     /* !defined VMS */
+#    ifdef OPENSSL_SYS_MPE
+#      define NO_SYS_PARAM_H
+#    endif
+#    ifdef OPENSSL_UNISTD
+#      include OPENSSL_UNISTD
+#    else
+#      include <unistd.h>
+#    endif
+#    ifndef NO_SYS_TYPES_H
+#      include <sys/types.h>
+#    endif
+#    if defined(NeXT) || defined(OPENSSL_SYS_NEWS4)
+#      define pid_t int /* pid_t is missing on NEXTSTEP/OPENSTEP
+                         * (unless when compiling with -D_POSIX_SOURCE,
+                         * which doesn't work for us) */
+#    endif
+#    ifdef OPENSSL_SYS_NEWS4 /* setvbuf is missing on mips-sony-bsd */
+#      define setvbuf(a, b, c, d) setbuffer((a), (b), (d))
+       typedef unsigned long clock_t;
+#    endif
+#    ifdef OPENSSL_SYS_WIN32_CYGWIN
+#      include <io.h>
+#      include <fcntl.h>
+#    endif
+
+#    define OPENSSL_CONF	"openssl.cnf"
+#    define SSLEAY_CONF		OPENSSL_CONF
+#    define RFILE		".rnd"
+#    define LIST_SEPARATOR_CHAR ':'
+#    define NUL_DEV		"/dev/null"
+#    define EXIT(n)		exit(n)
+#  endif
+
+#  define SSLeay_getpid()	getpid()
+
+#endif
+
+
+/*************/
+
+#ifdef USE_SOCKETS
+#  if defined(WINDOWS) || defined(MSDOS)
+      /* windows world */
+
+#    ifdef OPENSSL_NO_SOCK
+#      define SSLeay_Write(a,b,c)	(-1)
+#      define SSLeay_Read(a,b,c)	(-1)
+#      define SHUTDOWN(fd)		close(fd)
+#      define SHUTDOWN2(fd)		close(fd)
+#    elif !defined(__DJGPP__)
+#      if defined(_WIN32_WCE) && _WIN32_WCE<410
+#        define getservbyname _masked_declaration_getservbyname
+#      endif
+#      if !defined(IPPROTO_IP)
+         /* winsock[2].h was included already? */
+#        include <winsock.h>
+#      endif
+#      ifdef getservbyname
+#        undef getservbyname
+         /* this is used to be wcecompat/include/winsock_extras.h */
+         struct servent* PASCAL getservbyname(const char*,const char*);
+#      endif
+
+#      ifdef _WIN64
+/*
+ * Even though sizeof(SOCKET) is 8, it's safe to cast it to int, because
+ * the value constitutes an index in per-process table of limited size
+ * and not a real pointer.
+ */
+#        define socket(d,t,p)	((int)socket(d,t,p))
+#        define accept(s,f,l)	((int)accept(s,f,l))
+#      endif
+#      define SSLeay_Write(a,b,c)	send((a),(b),(c),0)
+#      define SSLeay_Read(a,b,c)	recv((a),(b),(c),0)
+#      define SHUTDOWN(fd)		{ shutdown((fd),0); closesocket(fd); }
+#      define SHUTDOWN2(fd)		{ shutdown((fd),2); closesocket(fd); }
+#    else
+#      define SSLeay_Write(a,b,c)	write_s(a,b,c,0)
+#      define SSLeay_Read(a,b,c)	read_s(a,b,c)
+#      define SHUTDOWN(fd)		close_s(fd)
+#      define SHUTDOWN2(fd)		close_s(fd)
+#    endif
+
+#  elif defined(MAC_OS_pre_X)
+
+#    include "MacSocket.h"
+#    define SSLeay_Write(a,b,c)		MacSocket_send((a),(b),(c))
+#    define SSLeay_Read(a,b,c)		MacSocket_recv((a),(b),(c),true)
+#    define SHUTDOWN(fd)		MacSocket_close(fd)
+#    define SHUTDOWN2(fd)		MacSocket_close(fd)
+
+#  elif defined(OPENSSL_SYS_NETWARE)
+         /* NetWare uses the WinSock2 interfaces by default, but can be configured for BSD
+         */
+#      if defined(NETWARE_BSDSOCK)
+#        include <sys/socket.h>
+#        include <netinet/in.h>
+#        include <sys/time.h>
+#        if defined(NETWARE_CLIB)
+#          include <sys/bsdskt.h>
+#        else
+#          include <sys/select.h>
+#        endif
+#        define INVALID_SOCKET (int)(~0)
+#      else
+#        include <novsock2.h>
+#      endif
+#      define SSLeay_Write(a,b,c)   send((a),(b),(c),0)
+#      define SSLeay_Read(a,b,c) recv((a),(b),(c),0)
+#      define SHUTDOWN(fd)    { shutdown((fd),0); closesocket(fd); }
+#      define SHUTDOWN2(fd)      { shutdown((fd),2); closesocket(fd); }
+
+#  else
+
+#    ifndef NO_SYS_PARAM_H
+#      include <sys/param.h>
+#    endif
+#    ifdef OPENSSL_SYS_VXWORKS
+#      include <time.h> 
+#    elif !defined(OPENSSL_SYS_MPE)
+#      include <sys/time.h> /* Needed under linux for FD_XXX */
+#    endif
+
+#    include <netdb.h>
+#    if defined(OPENSSL_SYS_VMS_NODECC)
+#      include <socket.h>
+#      include <in.h>
+#      include <inet.h>
+#    else
+#      include <sys/socket.h>
+#      ifdef FILIO_H
+#        include <sys/filio.h> /* Added for FIONBIO under unixware */
+#      endif
+#      include <netinet/in.h>
+#      if !defined(OPENSSL_SYS_BEOS_R5)
+#      include <arpa/inet.h>
+#    endif
+#    endif
+
+#    if defined(NeXT) || defined(_NEXT_SOURCE)
+#      include <sys/fcntl.h>
+#      include <sys/types.h>
+#    endif
+
+#    ifdef OPENSSL_SYS_AIX
+#      include <sys/select.h>
+#    endif
+
+#    ifdef __QNX__
+#      include <sys/select.h>
+#    endif
+
+#    if defined(sun)
+#      include <sys/filio.h>
+#    else
+#      ifndef VMS
+#        include <sys/ioctl.h>
+#      else
+	 /* ioctl is only in VMS > 7.0 and when socketshr is not used */
+#        if !defined(TCPIP_TYPE_SOCKETSHR) && defined(__VMS_VER) && (__VMS_VER > 70000000)
+#          include <sys/ioctl.h>
+#        endif
+#      endif
+#    endif
+
+#    ifdef VMS
+#      include <unixio.h>
+#      if defined(TCPIP_TYPE_SOCKETSHR)
+#        include <socketshr.h>
+#      endif
+#    endif
+
+#    define SSLeay_Read(a,b,c)     read((a),(b),(c))
+#    define SSLeay_Write(a,b,c)    write((a),(b),(c))
+#    define SHUTDOWN(fd)    { shutdown((fd),0); closesocket((fd)); }
+#    define SHUTDOWN2(fd)   { shutdown((fd),2); closesocket((fd)); }
+#    ifndef INVALID_SOCKET
+#    define INVALID_SOCKET	(-1)
+#    endif /* INVALID_SOCKET */
+#  endif
+
+/* Some IPv6 implementations are broken, disable them in known bad
+ * versions.
+ */
+#  if !defined(OPENSSL_USE_IPV6)
+#    if defined(AF_INET6) && !defined(OPENSSL_SYS_BEOS_BONE) && !defined(NETWARE_CLIB)
+#      define OPENSSL_USE_IPV6 1
+#    else
+#      define OPENSSL_USE_IPV6 0
+#    endif
+#  endif
+
+#endif
+
+#if defined(sun) && !defined(__svr4__) && !defined(__SVR4)
+  /* include headers first, so our defines don't break it */
+#include <stdlib.h>
+#include <string.h>
+  /* bcopy can handle overlapping moves according to SunOS 4.1.4 manpage */
+# define memmove(s1,s2,n) bcopy((s2),(s1),(n))
+# define strtoul(s,e,b) ((unsigned long int)strtol((s),(e),(b)))
+extern char *sys_errlist[]; extern int sys_nerr;
+# define strerror(errnum) \
+	(((errnum)<0 || (errnum)>=sys_nerr) ? NULL : sys_errlist[errnum])
+  /* Being signed SunOS 4.x memcpy breaks ASN1_OBJECT table lookup */
+#include "crypto/o_str.h"
+# define memcmp OPENSSL_memcmp
+#endif
+
+#ifndef OPENSSL_EXIT
+# if defined(MONOLITH) && !defined(OPENSSL_C)
+#  define OPENSSL_EXIT(n) return(n)
+# else
+#  define OPENSSL_EXIT(n) do { EXIT(n); return(n); } while(0)
+# endif
+#endif
+
+/***********************************************/
+
+#define DG_GCC_BUG	/* gcc < 2.6.3 on DGUX */
+
+#ifdef sgi
+#define IRIX_CC_BUG	/* all version of IRIX I've tested (4.* 5.*) */
+#endif
+#ifdef OPENSSL_SYS_SNI
+#define IRIX_CC_BUG	/* CDS++ up to V2.0Bsomething suffered from the same bug.*/
+#endif
+
+#if defined(OPENSSL_SYS_WINDOWS)
+#  define strcasecmp _stricmp
+#  define strncasecmp _strnicmp
+#elif defined(OPENSSL_SYS_VMS)
+/* VMS below version 7.0 doesn't have strcasecmp() */
+#  include "o_str.h"
+#  define strcasecmp OPENSSL_strcasecmp
+#  define strncasecmp OPENSSL_strncasecmp
+#  define OPENSSL_IMPLEMENTS_strncasecmp
+#elif defined(OPENSSL_SYS_OS2) && defined(__EMX__)
+#  define strcasecmp stricmp
+#  define strncasecmp strnicmp
+#elif defined(OPENSSL_SYS_NETWARE)
+#  include <string.h>
+#  if defined(NETWARE_CLIB)
+#    define strcasecmp stricmp
+#    define strncasecmp strnicmp
+#  endif /* NETWARE_CLIB */
+#endif
+
+#if defined(OPENSSL_SYS_OS2) && defined(__EMX__)
+# include <io.h>
+# include <fcntl.h>
+# define NO_SYSLOG
+#endif
+
+/* vxworks */
+#if defined(OPENSSL_SYS_VXWORKS)
+#include <ioLib.h>
+#include <tickLib.h>
+#include <sysLib.h>
+
+#define TTY_STRUCT int
+
+#define sleep(a) taskDelay((a) * sysClkRateGet())
+
+#include <vxWorks.h>
+#include <sockLib.h>
+#include <taskLib.h>
+
+#define getpid taskIdSelf
+
+/* NOTE: these are implemented by helpers in database app!
+ * if the database is not linked, we need to implement them
+ * elswhere */
+struct hostent *gethostbyname(const char *name);
+struct hostent *gethostbyaddr(const char *addr, int length, int type);
+struct servent *getservbyname(const char *name, const char *proto);
+
+#endif
+/* end vxworks */
+
+/* beos */
+#if defined(OPENSSL_SYS_BEOS_R5)
+#define SO_ERROR 0
+#define NO_SYS_UN
+#define IPPROTO_IP 0
+#include <OS.h>
+#endif
+
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif
+