File openssl-0.9.8j-use-fipscheck.patch of Package mingw32-openssl

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File openssl-0.9.8j-use-fipscheck.patch of Package mingw32-openssl (Revision 998283e8d143ac1c4e84b14397c6d226)

Currently displaying revision 998283e8d143ac1c4e84b14397c6d226 , Show latest

Use fipscheck compatible way of verification of the integrity of the libcrypto
shared library.
diff -up openssl-0.9.8j/test/Makefile.use-fipscheck openssl-0.9.8j/test/Makefile
--- openssl-0.9.8j/test/Makefile.use-fipscheck	2008-12-13 13:22:47.000000000 +0100
+++ openssl-0.9.8j/test/Makefile	2009-01-13 22:49:25.000000000 +0100
@@ -402,8 +402,7 @@ FIPS_BUILD_CMD=shlib_target=; if [ -n "$
 	if [ "$(FIPSCANLIB)" = "libfips" ]; then \
 		LIBRARIES="-L$(TOP) -lfips"; \
 	elif [ -n "$(FIPSCANLIB)" ]; then \
-		FIPSLD_CC=$(CC); CC=$(TOP)/fips/fipsld; export CC FIPSLD_CC; \
-		LIBRARIES="$${FIPSLIBDIR:-$(TOP)/fips/}fipscanister.o"; \
+		LIBRARIES="$(LIBCRYPTO)"; \
 	fi; \
 	$(MAKE) -f $(TOP)/Makefile.shared -e \
 		CC=$${CC} APPNAME=$$target$(EXE_EXT) OBJECTS="$$target.o" \
@@ -414,9 +413,6 @@ FIPS_CRYPTO_BUILD_CMD=shlib_target=; if 
 		shlib_target="$(SHLIB_TARGET)"; \
 	fi; \
 	LIBRARIES="$(LIBSSL) $(LIBCRYPTO) $(LIBKRB5)"; \
-	if [ -z "$(SHARED_LIBS)" -a -n "$(FIPSCANLIB)" ] ; then \
-		FIPSLD_CC=$(CC); CC=$(TOP)/fips/fipsld; export CC FIPSLD_CC; \
-	fi; \
 	[ "$(FIPSCANLIB)" = "libfips" ] && LIBRARIES="$$LIBRARIES -lfips"; \
 	$(MAKE) -f $(TOP)/Makefile.shared -e \
 		CC=$${CC} APPNAME=$$target$(EXE_EXT) OBJECTS="$$target.o" \
diff -up openssl-0.9.8j/Makefile.org.use-fipscheck openssl-0.9.8j/Makefile.org
--- openssl-0.9.8j/Makefile.org.use-fipscheck	2009-01-13 22:35:48.000000000 +0100
+++ openssl-0.9.8j/Makefile.org	2009-01-13 22:35:49.000000000 +0100
@@ -357,10 +357,6 @@ libcrypto$(SHLIB_EXT): libcrypto.a $(SHA
 			$(MAKE) SHLIBDIRS='crypto' SHLIBDEPS='-lfips' build-shared; \
 			$(AR) libcrypto.a fips/fipscanister.o ; \
 		else \
-			if [ "$(FIPSCANLIB)" = "libcrypto" ]; then \
-				FIPSLD_CC=$(CC); CC=fips/fipsld; \
-				export CC FIPSLD_CC; \
-			fi; \
 			$(MAKE) -e SHLIBDIRS='crypto' build-shared; \
 		fi \
 	else \
@@ -381,9 +377,8 @@ libssl$(SHLIB_EXT): libcrypto$(SHLIB_EXT
 fips/fipscanister.o:	build_fips
 libfips$(SHLIB_EXT):		fips/fipscanister.o
 	@if [ "$(SHLIB_TARGET)" != "" ]; then \
-		FIPSLD_CC=$(CC); CC=fips/fipsld; export CC FIPSLD_CC; \
 		$(MAKE) -f Makefile.shared -e $(BUILDENV) \
-			CC=$${CC} LIBNAME=fips THIS=$@ \
+			CC=$(CC) LIBNAME=fips THIS=$@ \
 			LIBEXTRAS=fips/fipscanister.o \
 			LIBDEPS="$(EX_LIBS)" \
 			LIBVERSION=${SHLIB_MAJOR}.${SHLIB_MINOR} \
@@ -469,7 +464,7 @@ openssl.pc: Makefile
 	    echo 'Description: Secure Sockets Layer and cryptography libraries and tools'; \
 	    echo 'Version: '$(VERSION); \
 	    echo 'Requires: '; \
-	    echo 'Libs: -L$${libdir} -lssl -lcrypto $(EX_LIBS)'; \
+	    echo 'Libs: -L$${libdir} -lssl -lcrypto $(EX_LIBS)';\
 	    echo 'Cflags: -I$${includedir} $(KRB5_INCLUDES)' ) > openssl.pc
 
 Makefile: Makefile.org Configure config
diff -up openssl-0.9.8j/fips/fips.c.use-fipscheck openssl-0.9.8j/fips/fips.c
--- openssl-0.9.8j/fips/fips.c.use-fipscheck	2008-09-16 12:12:09.000000000 +0200
+++ openssl-0.9.8j/fips/fips.c	2009-01-13 22:35:49.000000000 +0100
@@ -47,6 +47,7 @@
  *
  */
 
+#define _GNU_SOURCE
 
 #include <openssl/rand.h>
 #include <openssl/fips_rand.h>
@@ -56,6 +57,9 @@
 #include <openssl/rsa.h>
 #include <string.h>
 #include <limits.h>
+#include <dlfcn.h>
+#include <stdio.h>
+#include <stdlib.h>
 #include "fips_locl.h"
 
 #ifdef OPENSSL_FIPS
@@ -165,6 +169,7 @@ int FIPS_selftest()
 	&& FIPS_selftest_dsa();
     }
 
+#if 0
 extern const void         *FIPS_text_start(),  *FIPS_text_end();
 extern const unsigned char FIPS_rodata_start[], FIPS_rodata_end[];
 unsigned char              FIPS_signature [20] = { 0 };
@@ -243,6 +248,206 @@ int FIPS_check_incore_fingerprint(void)
 
     return 1;
     }
+#else
+/* we implement what libfipscheck does ourselves */
+
+static int
+get_library_path(const char *libname, const char *symbolname, char *path, size_t pathlen)
+{
+	Dl_info info;
+	void *dl, *sym;
+	int rv = -1;
+
+        dl = dlopen(libname, RTLD_NODELETE|RTLD_NOLOAD|RTLD_LAZY);
+        if (dl == NULL) {
+	        return -1;
+        }       
+
+	sym = dlsym(dl, symbolname);
+
+	if (sym != NULL && dladdr(sym, &info)) {
+		strncpy(path, info.dli_fname, pathlen-1);
+		path[pathlen-1] = '\0';
+		rv = 0;
+	}
+
+	dlclose(dl);	
+	
+	return rv;
+}
+
+static const char conv[] = "0123456789abcdef";
+
+static char *
+bin2hex(void *buf, size_t len)
+{
+	char *hex, *p;
+	unsigned char *src = buf;
+	
+	hex = malloc(len * 2 + 1);
+	if (hex == NULL)
+		return NULL;
+
+	p = hex;
+
+	while (len > 0) {
+		unsigned c;
+
+		c = *src;
+		src++;
+
+		*p = conv[c >> 4];
+		++p;
+		*p = conv[c & 0x0f];
+		++p;
+		--len;
+	}
+	*p = '\0';
+	return hex;
+}
+
+#define HMAC_PREFIX "." 
+#define HMAC_SUFFIX ".hmac" 
+#define READ_BUFFER_LENGTH 16384
+
+static char *
+make_hmac_path(const char *origpath)
+{
+	char *path, *p;
+	const char *fn;
+
+	path = malloc(sizeof(HMAC_PREFIX) + sizeof(HMAC_SUFFIX) + strlen(origpath));
+	if(path == NULL) {
+		return NULL;
+	}
+
+	fn = strrchr(origpath, '/');
+	if (fn == NULL) {
+		fn = origpath;
+	} else {
+		++fn;
+	}
+
+	strncpy(path, origpath, fn-origpath);
+	p = path + (fn - origpath);
+	p = stpcpy(p, HMAC_PREFIX);
+	p = stpcpy(p, fn);
+	p = stpcpy(p, HMAC_SUFFIX);
+
+	return path;
+}
+
+static const char hmackey[] = "orboDeJITITejsirpADONivirpUkvarP";
+
+static int
+compute_file_hmac(const char *path, void **buf, size_t *hmaclen)
+{
+	FILE *f = NULL;
+	int rv = -1;
+	unsigned char rbuf[READ_BUFFER_LENGTH];
+	size_t len;
+	unsigned int hlen;
+	HMAC_CTX c;
+
+	HMAC_CTX_init(&c);
+
+	f = fopen(path, "r");
+
+	if (f == NULL) {
+		goto end;
+	}
+
+	HMAC_Init(&c, hmackey, sizeof(hmackey)-1, EVP_sha256());
+
+	while ((len=fread(rbuf, 1, sizeof(rbuf), f)) != 0) {
+		HMAC_Update(&c, rbuf, len);
+	}
+
+	len = sizeof(rbuf);
+	/* reuse rbuf for hmac */
+	HMAC_Final(&c, rbuf, &hlen);
+
+	*buf = malloc(hlen);
+	if (*buf == NULL) {
+		goto end;
+	}
+
+	*hmaclen = hlen;
+
+	memcpy(*buf, rbuf, hlen);
+
+	rv = 0;
+end:
+	HMAC_CTX_cleanup(&c);
+
+	if (f)
+		fclose(f);
+
+	return rv;
+}
+
+static int
+FIPSCHECK_verify(const char *libname, const char *symbolname)
+{
+	char path[PATH_MAX+1];
+	int rv;
+	FILE *hf;
+	char *hmacpath, *p;
+	char *hmac = NULL;
+	size_t n;
+	
+	rv = get_library_path(libname, symbolname, path, sizeof(path));
+
+	if (rv < 0)
+		return 0;
+
+	hmacpath = make_hmac_path(path);
+
+	hf = fopen(hmacpath, "r");
+	if (hf == NULL) {
+		free(hmacpath);
+		return 0;
+	}
+
+	if (getline(&hmac, &n, hf) > 0) {
+		void *buf;
+		size_t hmaclen;
+		char *hex;
+
+		if ((p=strchr(hmac, '\n')) != NULL)
+			*p = '\0';
+
+		if (compute_file_hmac(path, &buf, &hmaclen) < 0) {
+			rv = -4;
+			goto end;
+		}
+
+		if ((hex=bin2hex(buf, hmaclen)) == NULL) {
+			free(buf);
+			rv = -5;
+			goto end;
+		}
+
+		if (strcmp(hex, hmac) != 0) {
+			rv = -1;
+		}
+		free(buf);
+		free(hex);
+	}
+
+end:
+	free(hmac);
+	free(hmacpath);
+	fclose(hf);
+
+	if (rv < 0)
+		return 0;
+
+	/* check successful */
+	return 1;	
+}
+
+#endif
 
 int FIPS_mode_set(int onoff)
     {
@@ -280,16 +485,9 @@ int FIPS_mode_set(int onoff)
 	    }
 #endif
 
-	if(fips_signature_witness() != FIPS_signature)
-	    {
-	    FIPSerr(FIPS_F_FIPS_MODE_SET,FIPS_R_CONTRADICTING_EVIDENCE);
-	    fips_selftest_fail = 1;
-	    ret = 0;
-	    goto end;
-	    }
-
-	if(!FIPS_check_incore_fingerprint())
+	if(!FIPSCHECK_verify("libcrypto.so.0.9.8e","FIPS_mode_set"))
 	    {
+	    FIPSerr(FIPS_F_FIPS_MODE_SET,FIPS_R_FINGERPRINT_DOES_NOT_MATCH);
 	    fips_selftest_fail = 1;
 	    ret = 0;
 	    goto end;
@@ -405,11 +603,13 @@ int fips_clear_owning_thread(void)
 	return ret;
 	}
 
+#if 0
 unsigned char *fips_signature_witness(void)
 	{
 	extern unsigned char FIPS_signature[];
 	return FIPS_signature;
 	}
+#endif
 
 /* Generalized public key test routine. Signs and verifies the data
  * supplied in tbs using mesage digest md and setting option digest
diff -up openssl-0.9.8j/fips/Makefile.use-fipscheck openssl-0.9.8j/fips/Makefile
--- openssl-0.9.8j/fips/Makefile.use-fipscheck	2009-01-13 22:35:49.000000000 +0100
+++ openssl-0.9.8j/fips/Makefile	2009-01-13 22:36:15.000000000 +0100
@@ -62,9 +62,9 @@ testapps:
 
 all:
 	@if [ -z "$(FIPSLIBDIR)" ]; then \
-		$(MAKE) -e subdirs lib fips_premain_dso$(EXE_EXT); \
+		$(MAKE) -e subdirs lib; \
 	else \
-		$(MAKE) -e lib fips_premain_dso$(EXE_EXT) fips_standalone_sha1$(EXE_EXT); \
+		$(MAKE) -e lib; \
 	fi
 
 # Idea behind fipscanister.o is to "seize" the sequestered code between
@@ -109,7 +109,6 @@ fipscanister.o: fips_start.o $(LIBOBJ) $
 		HP-UX|OSF1|SunOS) set -x; /usr/ccs/bin/ld -r -o $@ $$objs ;; \
 		*) set -x; $(CC) $$cflags -r -o $@ $$objs ;; \
 	esac fi
-	./fips_standalone_sha1 fipscanister.o > fipscanister.o.sha1
 
 # If another exception is immediately required, assign approprite
 # site-specific ld command to FIPS_SITE_LD environment variable.
@@ -171,7 +170,7 @@ $(FIPSCANLIB):	$(FIPSCANLOC)
 	$(RANLIB) ../$(FIPSCANLIB).a || echo Never mind.
 	@touch lib
 
-shared:	lib subdirs fips_premain_dso$(EXE_EXT)
+shared:	lib subdirs
 
 libs:
 	@target=lib; $(RECURSIVE_MAKE)
@@ -195,10 +194,6 @@ install:
 	chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
 	done;
 	@target=install; $(RECURSIVE_MAKE)
-	@cp -p -f fipscanister.o fipscanister.o.sha1 fips_premain.c \
-		fips_premain.c.sha1 \
-		$(INSTALL_PREFIX)$(INSTALLTOP)/lib/; \
-	chmod 0444 $(INSTALL_PREFIX)$(INSTALLTOP)/lib/fips*
 
 lint:
 	@target=lint; $(RECURSIVE_MAKE)
diff -up openssl-0.9.8j/fips/fips_locl.h.use-fipscheck openssl-0.9.8j/fips/fips_locl.h
--- openssl-0.9.8j/fips/fips_locl.h.use-fipscheck	2008-09-16 12:12:10.000000000 +0200
+++ openssl-0.9.8j/fips/fips_locl.h	2009-01-13 22:35:49.000000000 +0100
@@ -63,7 +63,9 @@ int fips_is_owning_thread(void);
 int fips_set_owning_thread(void);
 void fips_set_selftest_fail(void);
 int fips_clear_owning_thread(void);
+#if 0
 unsigned char *fips_signature_witness(void);
+#endif
 
 #define FIPS_MAX_CIPHER_TEST_SIZE	16

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File openssl-0.9.8j-use-fipscheck.patch of Package mingw32-openssl (Revision 998283e8d143ac1c4e84b14397c6d226)

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