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-rw-r--r--lib/crypto/c_src/Makefile.in49
-rw-r--r--lib/crypto/c_src/crypto.c268
-rw-r--r--lib/crypto/c_src/crypto_callback.c165
-rw-r--r--lib/crypto/c_src/crypto_callback.h46
-rw-r--r--lib/crypto/doc/src/crypto.xml14
-rw-r--r--lib/crypto/doc/src/crypto_app.xml2
-rw-r--r--lib/crypto/src/crypto.erl34
-rw-r--r--lib/crypto/test/crypto_SUITE.erl60
8 files changed, 453 insertions, 185 deletions
diff --git a/lib/crypto/c_src/Makefile.in b/lib/crypto/c_src/Makefile.in
index ffd556ca1a..e19d6617f3 100644
--- a/lib/crypto/c_src/Makefile.in
+++ b/lib/crypto/c_src/Makefile.in
@@ -59,8 +59,6 @@ TYPE_FLAGS = $(CFLAGS)
endif
endif
-ALL_CFLAGS = $(TYPE_FLAGS) $(INCLUDES)
-
# ----------------------------------------------------
# Release directory specification
# ----------------------------------------------------
@@ -69,13 +67,16 @@ RELSYSDIR = $(RELEASE_PATH)/lib/crypto-$(VSN)
# ----------------------------------------------------
# Misc Macros
# ----------------------------------------------------
-OBJS = $(OBJDIR)/crypto$(TYPEMARKER).o
+CRYPTO_OBJS = $(OBJDIR)/crypto$(TYPEMARKER).o
+CALLBACK_OBJS = $(OBJDIR)/crypto_callback$(TYPEMARKER).o
NIF_MAKEFILE = $(PRIVDIR)/Makefile
ifeq ($(findstring win32,$(TARGET)), win32)
NIF_LIB = $(LIBDIR)/crypto$(TYPEMARKER).dll
+CALLBACK_LIB = $(LIBDIR)/crypto_callback$(TYPEMARKER).dll
else
NIF_LIB = $(LIBDIR)/crypto$(TYPEMARKER).so
+CALLBACK_LIB = $(LIBDIR)/crypto_callback$(TYPEMARKER).so
endif
ifeq ($(HOST_OS),)
@@ -86,43 +87,69 @@ DYNAMIC_CRYPTO_LIB=@SSL_DYNAMIC_ONLY@
ifeq ($(DYNAMIC_CRYPTO_LIB),yes)
SSL_DED_LD_RUNTIME_LIBRARY_PATH = @SSL_DED_LD_RUNTIME_LIBRARY_PATH@
CRYPTO_LINK_LIB=$(SSL_DED_LD_RUNTIME_LIBRARY_PATH) -L$(SSL_LIBDIR) -l$(SSL_CRYPTO_LIBNAME)
+EXTRA_FLAGS = -DHAVE_DYNAMIC_CRYPTO_LIB
else
SSL_DED_LD_RUNTIME_LIBRARY_PATH=
CRYPTO_LINK_LIB=$(SSL_LIBDIR)/lib$(SSL_CRYPTO_LIBNAME).a
+EXTRA_FLAGS =
+CRYPTO_OBJS := $(CRYPTO_OBJS) $(CALLBACK_OBJS)
+CALLBACK_OBJS =
+CALLBACK_LIB =
endif
+ALL_CFLAGS = $(TYPE_FLAGS) $(EXTRA_FLAGS) $(INCLUDES)
+
# ----------------------------------------------------
# Targets
# ----------------------------------------------------
_create_dirs := $(shell mkdir -p $(OBJDIR) $(LIBDIR))
-debug opt valgrind: $(NIF_LIB)
+debug opt valgrind: $(NIF_LIB) $(CALLBACK_LIB)
$(OBJDIR)/%$(TYPEMARKER).o: %.c
$(INSTALL_DIR) $(OBJDIR)
$(CC) -c -o $@ $(ALL_CFLAGS) $<
-$(LIBDIR)/crypto$(TYPEMARKER).so: $(OBJS)
- $(INSTALL_DIR) $(LIBDIR)
+$(LIBDIR)/crypto$(TYPEMARKER).so: $(CRYPTO_OBJS)
+ $(INSTALL_DIR) $(LIBDIR)
$(LD) $(LDFLAGS) -o $@ $^ $(LDLIBS) $(CRYPTO_LINK_LIB)
-$(LIBDIR)/crypto$(TYPEMARKER).dll: $(OBJS)
+$(LIBDIR)/crypto$(TYPEMARKER).dll: $(CRYPTO_OBJS)
+ $(INSTALL_DIR) $(LIBDIR)
+ $(LD) $(LDFLAGS) -o $@ $(SSL_DED_LD_RUNTIME_LIBRARY_PATH) -L$(SSL_LIBDIR) $(CRYPTO_OBJS) -l$(SSL_CRYPTO_LIBNAME) -l$(SSL_SSL_LIBNAME)
+
+ifeq ($(DYNAMIC_CRYPTO_LIB),yes)
+$(LIBDIR)/crypto_callback$(TYPEMARKER).so: $(CALLBACK_OBJS)
+ $(INSTALL_DIR) $(LIBDIR)
+ $(LD) $(LDFLAGS) -o $@ $^ $(LDLIBS)
+
+$(LIBDIR)/crypto_callback$(TYPEMARKER).dll: $(CALLBACK_OBJS)
$(INSTALL_DIR) $(LIBDIR)
- $(LD) $(LDFLAGS) -o $@ $(SSL_DED_LD_RUNTIME_LIBRARY_PATH) -L$(SSL_LIBDIR) $(OBJS) -l$(SSL_CRYPTO_LIBNAME) -l$(SSL_SSL_LIBNAME)
+ $(LD) $(LDFLAGS) -o $@ $(CALLBACK_OBJS)
+endif
+
clean:
ifeq ($(findstring win32,$(TARGET)), win32)
rm -f $(LIBDIR)/crypto.dll
rm -f $(LIBDIR)/crypto.debug.dll
+ rm -f $(LIBDIR)/crypto_callback.dll
+ rm -f $(LIBDIR)/crypto_callback.debug.dll
else
rm -f $(LIBDIR)/crypto.so
rm -f $(LIBDIR)/crypto.debug.so
rm -f $(LIBDIR)/crypto.valgrind.so
+ rm -f $(LIBDIR)/crypto_callback.so
+ rm -f $(LIBDIR)/crypto_callback.debug.so
+ rm -f $(LIBDIR)/crypto_callback.valgrind.so
endif
rm -f $(OBJDIR)/crypto.o
rm -f $(OBJDIR)/crypto.debug.o
rm -f $(OBJDIR)/crypto.valgrind.o
+ rm -f $(OBJDIR)/crypto_callback.o
+ rm -f $(OBJDIR)/crypto_callback.debug.o
+ rm -f $(OBJDIR)/crypto_callback.valgrind.o
rm -f core *~
docs:
@@ -136,8 +163,12 @@ release_spec: opt
$(INSTALL_DIR) "$(RELSYSDIR)/priv/obj"
$(INSTALL_DIR) "$(RELSYSDIR)/priv/lib"
$(INSTALL_DATA) $(NIF_MAKEFILE) "$(RELSYSDIR)/priv/obj"
- $(INSTALL_PROGRAM) $(OBJS) "$(RELSYSDIR)/priv/obj"
+ $(INSTALL_PROGRAM) $(CRYPTO_OBJS) "$(RELSYSDIR)/priv/obj"
$(INSTALL_PROGRAM) $(NIF_LIB) "$(RELSYSDIR)/priv/lib"
+ifeq ($(DYNAMIC_CRYPTO_LIB),yes)
+ $(INSTALL_PROGRAM) $(CALLBACK_OBJS) "$(RELSYSDIR)/priv/obj"
+ $(INSTALL_PROGRAM) $(CALLBACK_LIB) "$(RELSYSDIR)/priv/lib"
+endif
release_docs_spec:
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index 91ab244620..72c9e5b8e8 100644
--- a/lib/crypto/c_src/crypto.c
+++ b/lib/crypto/c_src/crypto.c
@@ -53,6 +53,8 @@
#include <openssl/evp.h>
#include <openssl/hmac.h>
+#include "crypto_callback.h"
+
#if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA224) && defined(NID_sha224)\
&& !defined(OPENSSL_NO_SHA256) /* disabled like this in my sha.h (?) */
# define HAVE_SHA224
@@ -67,6 +69,9 @@
#if OPENSSL_VERSION_NUMBER >= 0x00908000L && !defined(OPENSSL_NO_SHA512) && defined(NID_sha512)
# define HAVE_SHA512
#endif
+#if OPENSSL_VERSION_NUMBER >= 0x0090705FL
+# define HAVE_DES_ede3_cfb_encrypt
+#endif
#ifdef VALGRIND
# include <valgrind/memcheck.h>
@@ -125,7 +130,6 @@
/* NIF interface declarations */
static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info);
-static int reload(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info);
static int upgrade(ErlNifEnv* env, void** priv_data, void** old_priv_data, ERL_NIF_TERM load_info);
static void unload(ErlNifEnv* env, void* priv_data);
@@ -172,7 +176,7 @@ static ERL_NIF_TERM des_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
static ERL_NIF_TERM des_cfb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM des_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM des_ede3_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
-static ERL_NIF_TERM des_ede3_cfb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
+static ERL_NIF_TERM des_ede3_cfb_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM aes_cfb_128_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM aes_ctr_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM aes_ctr_stream_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
@@ -204,17 +208,6 @@ static ERL_NIF_TERM bf_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
static ERL_NIF_TERM blowfish_ofb64_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
-/* openssl callbacks */
-#ifdef OPENSSL_THREADS
-static void locking_function(int mode, int n, const char *file, int line);
-static unsigned long id_function(void);
-static struct CRYPTO_dynlock_value* dyn_create_function(const char *file,
- int line);
-static void dyn_lock_function(int mode, struct CRYPTO_dynlock_value* ptr,
- const char *file, int line);
-static void dyn_destroy_function(struct CRYPTO_dynlock_value *ptr,
- const char *file, int line);
-#endif /* OPENSSL_THREADS */
/* helpers */
static void init_digest_types(ErlNifEnv* env);
@@ -291,7 +284,7 @@ static ErlNifFunc nif_funcs[] = {
{"des_cfb_crypt", 4, des_cfb_crypt},
{"des_ecb_crypt", 3, des_ecb_crypt},
{"des_ede3_cbc_crypt", 6, des_ede3_cbc_crypt},
- {"des_ede3_cfb_crypt", 6, des_ede3_cfb_crypt},
+ {"des_ede3_cfb_crypt_nif", 6, des_ede3_cfb_crypt_nif},
{"aes_cfb_128_crypt", 4, aes_cfb_128_crypt},
{"aes_ctr_encrypt", 3, aes_ctr_encrypt},
{"aes_ctr_decrypt", 3, aes_ctr_encrypt},
@@ -325,7 +318,7 @@ static ErlNifFunc nif_funcs[] = {
{"blowfish_ofb64_encrypt", 3, blowfish_ofb64_encrypt}
};
-ERL_NIF_INIT(crypto,nif_funcs,load,reload,upgrade,unload)
+ERL_NIF_INIT(crypto,nif_funcs,load,NULL,upgrade,unload)
#define MD5_CTX_LEN (sizeof(MD5_CTX))
@@ -347,7 +340,6 @@ ERL_NIF_INIT(crypto,nif_funcs,load,reload,upgrade,unload)
#define HMAC_OPAD 0x5c
-static ErlNifRWLock** lock_vec = NULL; /* Static locks used by openssl */
static ERL_NIF_TERM atom_true;
static ERL_NIF_TERM atom_false;
static ERL_NIF_TERM atom_sha;
@@ -374,55 +366,60 @@ static ERL_NIF_TERM atom_none;
static ERL_NIF_TERM atom_notsup;
static ERL_NIF_TERM atom_digest;
+/*
+#define PRINTF_ERR0(FMT) enif_fprintf(stderr, FMT "\n")
+#define PRINTF_ERR1(FMT, A1) enif_fprintf(stderr, FMT "\n", A1)
+*/
+#define PRINTF_ERR0(FMT)
+#define PRINTF_ERR1(FMT,A1)
-static int is_ok_load_info(ErlNifEnv* env, ERL_NIF_TERM load_info)
+#ifdef HAVE_DYNAMIC_CRYPTO_LIB
+static int change_basename(char* buf, int bufsz, const char* newfile)
{
- int i;
- return enif_get_int(env,load_info,&i) && i == 101;
-}
-static void* crypto_alloc(size_t size)
-{
- return enif_alloc(size);
+ char* p = strrchr(buf, '/');
+ p = (p == NULL) ? buf : p + 1;
+
+ if ((p - buf) + strlen(newfile) >= bufsz) {
+ PRINTF_ERR0("CRYPTO: lib name too long");
+ return 0;
+ }
+ strcpy(p, newfile);
+ return 1;
}
-static void* crypto_realloc(void* ptr, size_t size)
+
+static void error_handler(void* null, const char* errstr)
{
- return enif_realloc(ptr, size);
-}
-static void crypto_free(void* ptr)
-{
- enif_free(ptr);
+ PRINTF_ERR1("CRYPTO LOADING ERROR: '%s'", errstr);
}
+#endif /* HAVE_DYNAMIC_CRYPTO_LIB */
-static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info)
+static int init(ErlNifEnv* env, ERL_NIF_TERM load_info)
{
ErlNifSysInfo sys_info;
- CRYPTO_set_mem_functions(crypto_alloc, crypto_realloc, crypto_free);
-
- if (!is_ok_load_info(env, load_info)) {
- return -1;
+ get_crypto_callbacks_t* funcp;
+ struct crypto_callbacks* ccb;
+ int nlocks = 0;
+ int tpl_arity;
+ const ERL_NIF_TERM* tpl_array;
+ int vernum;
+ char lib_buf[1000];
+
+ /* load_info: {201, "/full/path/of/this/library"} */
+ if (!enif_get_tuple(env, load_info, &tpl_arity, &tpl_array)
+ || tpl_arity != 2
+ || !enif_get_int(env, tpl_array[0], &vernum)
+ || vernum != 201
+ || enif_get_string(env, tpl_array[1], lib_buf, sizeof(lib_buf), ERL_NIF_LATIN1) <= 0) {
+
+ PRINTF_ERR1("CRYPTO: Invalid load_info '%T'", load_info);
+ return 0;
}
-
-#ifdef OPENSSL_THREADS
- enif_system_info(&sys_info, sizeof(sys_info));
-
- if (sys_info.scheduler_threads > 1) {
- int i;
- lock_vec = enif_alloc(CRYPTO_num_locks()*sizeof(*lock_vec));
- if (lock_vec==NULL) return -1;
- memset(lock_vec,0,CRYPTO_num_locks()*sizeof(*lock_vec));
-
- for (i=CRYPTO_num_locks()-1; i>=0; --i) {
- lock_vec[i] = enif_rwlock_create("crypto_stat");
- if (lock_vec[i]==NULL) return -1;
- }
- CRYPTO_set_locking_callback(locking_function);
- CRYPTO_set_id_callback(id_function);
- CRYPTO_set_dynlock_create_callback(dyn_create_function);
- CRYPTO_set_dynlock_lock_callback(dyn_lock_function);
- CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function);
+ if (library_refc > 0) {
+ /* Repeated loading of this library (module upgrade).
+ * Atoms and callbacks are already set, we are done.
+ */
+ return 1;
}
- /* else no need for locks */
-#endif /* OPENSSL_THREADS */
atom_true = enif_make_atom(env,"true");
atom_false = enif_make_atom(env,"false");
@@ -451,37 +448,75 @@ static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info)
init_digest_types(env);
- *priv_data = NULL;
- library_refc++;
- return 0;
-}
-
-static int reload(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info)
-{
- if (*priv_data != NULL) {
- return -1; /* Don't know how to do that */
+#ifdef HAVE_DYNAMIC_CRYPTO_LIB
+ {
+ void* handle;
+ if (!change_basename(lib_buf, sizeof(lib_buf), "crypto_callback")) {
+ return 0;
+ }
+ if (!(handle = enif_dlopen(lib_buf, &error_handler, NULL))) {
+ return 0;
+ }
+ if (!(funcp = (get_crypto_callbacks_t*) enif_dlsym(handle, "get_crypto_callbacks",
+ &error_handler, NULL))) {
+ return 0;
+ }
}
- if (library_refc == 0) {
- /* No support for real library upgrade. The tricky thing is to know
- when to (re)set the callbacks for allocation and locking. */
- return -2;
+#else /* !HAVE_DYNAMIC_CRYPTO_LIB */
+ funcp = &get_crypto_callbacks;
+#endif
+
+#ifdef OPENSSL_THREADS
+ enif_system_info(&sys_info, sizeof(sys_info));
+ if (sys_info.scheduler_threads > 1) {
+ nlocks = CRYPTO_num_locks();
}
- if (!is_ok_load_info(env, load_info)) {
+ /* else no need for locks */
+#endif
+
+ ccb = (*funcp)(nlocks);
+
+ if (!ccb || ccb->sizeof_me != sizeof(*ccb)) {
+ PRINTF_ERR0("Invalid 'crypto_callbacks'");
+ return 0;
+ }
+
+ CRYPTO_set_mem_functions(ccb->crypto_alloc, ccb->crypto_realloc, ccb->crypto_free);
+
+#ifdef OPENSSL_THREADS
+ if (nlocks > 0) {
+ CRYPTO_set_locking_callback(ccb->locking_function);
+ CRYPTO_set_id_callback(ccb->id_function);
+ CRYPTO_set_dynlock_create_callback(ccb->dyn_create_function);
+ CRYPTO_set_dynlock_lock_callback(ccb->dyn_lock_function);
+ CRYPTO_set_dynlock_destroy_callback(ccb->dyn_destroy_function);
+ }
+#endif /* OPENSSL_THREADS */
+ return 1;
+}
+
+static int load(ErlNifEnv* env, void** priv_data, ERL_NIF_TERM load_info)
+{
+ if (!init(env, load_info)) {
return -1;
}
- return 0;
+
+ *priv_data = NULL;
+ library_refc++;
+ return 0;
}
static int upgrade(ErlNifEnv* env, void** priv_data, void** old_priv_data,
ERL_NIF_TERM load_info)
{
- int i;
if (*old_priv_data != NULL) {
return -1; /* Don't know how to do that */
}
- i = reload(env,priv_data,load_info);
- if (i != 0) {
- return i;
+ if (*priv_data != NULL) {
+ return -1; /* Don't know how to do that */
+ }
+ if (!init(env, load_info)) {
+ return -1;
}
library_refc++;
return 0;
@@ -489,20 +524,7 @@ static int upgrade(ErlNifEnv* env, void** priv_data, void** old_priv_data,
static void unload(ErlNifEnv* env, void* priv_data)
{
- if (--library_refc <= 0) {
- CRYPTO_cleanup_all_ex_data();
-
- if (lock_vec != NULL) {
- int i;
- for (i=CRYPTO_num_locks()-1; i>=0; --i) {
- if (lock_vec[i] != NULL) {
- enif_rwlock_destroy(lock_vec[i]);
- }
- }
- enif_free(lock_vec);
- }
- }
- /*else NIF library still used by other (new) module code */
+ --library_refc;
}
static ERL_NIF_TERM info_lib(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
@@ -514,12 +536,21 @@ static ERL_NIF_TERM info_lib(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]
const char* ver = SSLeay_version(SSLEAY_VERSION);
unsigned ver_sz = strlen(ver);
ERL_NIF_TERM name_term, ver_term;
+ int ver_num = OPENSSL_VERSION_NUMBER;
+ /* R16:
+ * Ignore library version number from SSLeay() and instead show header
+ * version. Otherwise user might try to call a function that is implemented
+ * by a newer library but not supported by the headers used at compile time.
+ * Example: DES_ede3_cfb_encrypt in 0.9.7i but not in 0.9.7d.
+ *
+ * Version string is still from library though.
+ */
memcpy(enif_make_new_binary(env, name_sz, &name_term), libname, name_sz);
memcpy(enif_make_new_binary(env, ver_sz, &ver_term), ver, ver_sz);
return enif_make_list1(env, enif_make_tuple3(env, name_term,
- enif_make_int(env, SSLeay()),
+ enif_make_int(env, ver_num),
ver_term));
}
@@ -1199,8 +1230,9 @@ static ERL_NIF_TERM des_ede3_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_T
return ret;
}
-static ERL_NIF_TERM des_ede3_cfb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+static ERL_NIF_TERM des_ede3_cfb_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Key1, Key2, Key3, IVec, Text/Cipher, IsEncrypt) */
+#ifdef HAVE_DES_ede3_cfb_encrypt
ErlNifBinary key1, key2, key3, ivec, text;
DES_key_schedule schedule1, schedule2, schedule3;
DES_cblock ivec_clone; /* writable copy */
@@ -1222,6 +1254,9 @@ static ERL_NIF_TERM des_ede3_cfb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_T
8, text.size, &schedule1, &schedule2, &schedule3,
&ivec_clone, (argv[5] == atom_true));
return ret;
+#else
+ return atom_notsup;
+#endif
}
static ERL_NIF_TERM aes_cfb_128_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
@@ -2338,59 +2373,6 @@ static ERL_NIF_TERM blowfish_ofb64_encrypt(ErlNifEnv* env, int argc, const ERL_N
-#ifdef OPENSSL_THREADS /* vvvvvvvvvvvvvvv OPENSSL_THREADS vvvvvvvvvvvvvvvv */
-
-static INLINE void locking(int mode, ErlNifRWLock* lock)
-{
- switch (mode) {
- case CRYPTO_LOCK|CRYPTO_READ:
- enif_rwlock_rlock(lock);
- break;
- case CRYPTO_LOCK|CRYPTO_WRITE:
- enif_rwlock_rwlock(lock);
- break;
- case CRYPTO_UNLOCK|CRYPTO_READ:
- enif_rwlock_runlock(lock);
- break;
- case CRYPTO_UNLOCK|CRYPTO_WRITE:
- enif_rwlock_rwunlock(lock);
- break;
- default:
- ASSERT(!"Invalid lock mode");
- }
-}
-
-/* Callback from openssl for static locking
- */
-static void locking_function(int mode, int n, const char *file, int line)
-{
- ASSERT(n>=0 && n<CRYPTO_num_locks());
-
- locking(mode, lock_vec[n]);
-}
-
-/* Callback from openssl for thread id
- */
-static unsigned long id_function(void)
-{
- return(unsigned long) enif_thread_self();
-}
-
-/* Callbacks for dynamic locking, not used by current openssl version (0.9.8)
- */
-static struct CRYPTO_dynlock_value* dyn_create_function(const char *file, int line) {
- return(struct CRYPTO_dynlock_value*) enif_rwlock_create("crypto_dyn");
-}
-static void dyn_lock_function(int mode, struct CRYPTO_dynlock_value* ptr,const char *file, int line)
-{
- locking(mode, (ErlNifRWLock*)ptr);
-}
-static void dyn_destroy_function(struct CRYPTO_dynlock_value *ptr, const char *file, int line)
-{
- enif_rwlock_destroy((ErlNifRWLock*)ptr);
-}
-
-#endif /* ^^^^^^^^^^^^^^^^^^^^^^ OPENSSL_THREADS ^^^^^^^^^^^^^^^^^^^^^^ */
/* HMAC */
diff --git a/lib/crypto/c_src/crypto_callback.c b/lib/crypto/c_src/crypto_callback.c
new file mode 100644
index 0000000000..81106b4cc2
--- /dev/null
+++ b/lib/crypto/c_src/crypto_callback.c
@@ -0,0 +1,165 @@
+/*
+ * %CopyrightBegin%
+ *
+ * Copyright Ericsson AB 2012. All Rights Reserved.
+ *
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * %CopyrightEnd%
+ */
+
+#include <string.h>
+#include <openssl/opensslconf.h>
+
+#include "erl_nif.h"
+#include "crypto_callback.h"
+
+#ifdef DEBUG
+ # define ASSERT(e) \
+ ((void) ((e) ? 1 : (fprintf(stderr,"Assert '%s' failed at %s:%d\n",\
+ #e, __FILE__, __LINE__), abort(), 0)))
+#else
+ # define ASSERT(e) ((void) 1)
+#endif
+
+#ifdef __GNUC__
+ # define INLINE __inline__
+#elif defined(__WIN32__)
+ # define INLINE __forceinline
+#else
+ # define INLINE
+#endif
+
+#ifdef __WIN32__
+# define DLLEXPORT __declspec(dllexport)
+#else
+# define DLLEXPORT
+#endif
+
+/* to be dlsym'ed */
+DLLEXPORT struct crypto_callbacks* get_crypto_callbacks(int nlocks);
+
+
+static ErlNifRWLock** lock_vec = NULL; /* Static locks used by openssl */
+
+static void* crypto_alloc(size_t size)
+{
+ return enif_alloc(size);
+}
+static void* crypto_realloc(void* ptr, size_t size)
+{
+ return enif_realloc(ptr, size);
+}
+static void crypto_free(void* ptr)
+{
+ enif_free(ptr);
+}
+
+
+#ifdef OPENSSL_THREADS /* vvvvvvvvvvvvvvv OPENSSL_THREADS vvvvvvvvvvvvvvvv */
+
+#include <openssl/crypto.h>
+
+static INLINE void locking(int mode, ErlNifRWLock* lock)
+{
+ switch (mode) {
+ case CRYPTO_LOCK|CRYPTO_READ:
+ enif_rwlock_rlock(lock);
+ break;
+ case CRYPTO_LOCK|CRYPTO_WRITE:
+ enif_rwlock_rwlock(lock);
+ break;
+ case CRYPTO_UNLOCK|CRYPTO_READ:
+ enif_rwlock_runlock(lock);
+ break;
+ case CRYPTO_UNLOCK|CRYPTO_WRITE:
+ enif_rwlock_rwunlock(lock);
+ break;
+ default:
+ ASSERT(!"Invalid lock mode");
+ }
+}
+
+static void locking_function(int mode, int n, const char *file, int line)
+{
+ ASSERT(n>=0 && n<CRYPTO_num_locks());
+
+ locking(mode, lock_vec[n]);
+}
+
+static unsigned long id_function(void)
+{
+ return (unsigned long) enif_thread_self();
+}
+
+/* Dynamic locking, not used by current openssl version (0.9.8)
+ */
+static struct CRYPTO_dynlock_value* dyn_create_function(const char *file, int line)
+{
+ return (struct CRYPTO_dynlock_value*) enif_rwlock_create("crypto_dyn");
+}
+static void dyn_lock_function(int mode, struct CRYPTO_dynlock_value* ptr,const char *file, int line)
+{
+ locking(mode, (ErlNifRWLock*)ptr);
+}
+static void dyn_destroy_function(struct CRYPTO_dynlock_value *ptr, const char *file, int line)
+{
+ enif_rwlock_destroy((ErlNifRWLock*)ptr);
+}
+
+#endif /* ^^^^^^^^^^^^^^^^^^^^^^ OPENSSL_THREADS ^^^^^^^^^^^^^^^^^^^^^^ */
+
+DLLEXPORT struct crypto_callbacks* get_crypto_callbacks(int nlocks)
+{
+ static int is_initialized = 0;
+ static struct crypto_callbacks the_struct = {
+ sizeof(struct crypto_callbacks),
+
+ &crypto_alloc,
+ &crypto_realloc,
+ &crypto_free,
+
+#ifdef OPENSSL_THREADS
+ &locking_function,
+ &id_function,
+ &dyn_create_function,
+ &dyn_lock_function,
+ &dyn_destroy_function
+#endif /* OPENSSL_THREADS */
+ };
+
+ if (!is_initialized) {
+#ifdef OPENSSL_THREADS
+ if (nlocks > 0) {
+ int i;
+ lock_vec = enif_alloc(nlocks*sizeof(*lock_vec));
+ if (lock_vec==NULL) return NULL;
+ memset(lock_vec, 0, nlocks*sizeof(*lock_vec));
+
+ for (i=nlocks-1; i>=0; --i) {
+ lock_vec[i] = enif_rwlock_create("crypto_stat");
+ if (lock_vec[i]==NULL) return NULL;
+ }
+ }
+#endif
+ is_initialized = 1;
+ }
+ return &the_struct;
+}
+
+#ifdef HAVE_DYNAMIC_CRYPTO_LIB
+/* This is not really a NIF library, but we use ERL_NIF_INIT in order to
+ * get access to the erl_nif API (on Windows).
+ */
+ERL_NIF_INIT(dummy, (ErlNifFunc*)NULL , NULL, NULL, NULL, NULL)
+#endif
+
diff --git a/lib/crypto/c_src/crypto_callback.h b/lib/crypto/c_src/crypto_callback.h
new file mode 100644
index 0000000000..23ecba3e5d
--- /dev/null
+++ b/lib/crypto/c_src/crypto_callback.h
@@ -0,0 +1,46 @@
+/*
+ * %CopyrightBegin%
+ *
+ * Copyright Ericsson AB 2012. All Rights Reserved.
+ *
+ * The contents of this file are subject to the Erlang Public License,
+ * Version 1.1, (the "License"); you may not use this file except in
+ * compliance with the License. You should have received a copy of the
+ * Erlang Public License along with this software. If not, it can be
+ * retrieved online at http://www.erlang.org/.
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * %CopyrightEnd%
+ */
+
+struct crypto_callbacks
+{
+ size_t sizeof_me;
+
+ void* (*crypto_alloc)(size_t size);
+ void* (*crypto_realloc)(void* ptr, size_t size);
+ void (*crypto_free)(void* ptr);
+
+ /* openssl callbacks */
+ #ifdef OPENSSL_THREADS
+ void (*locking_function)(int mode, int n, const char *file, int line);
+ unsigned long (*id_function)(void);
+ struct CRYPTO_dynlock_value* (*dyn_create_function)(const char *file,
+ int line);
+ void (*dyn_lock_function)(int mode, struct CRYPTO_dynlock_value* ptr,
+ const char *file, int line);
+ void (*dyn_destroy_function)(struct CRYPTO_dynlock_value *ptr,
+ const char *file, int line);
+ #endif /* OPENSSL_THREADS */
+};
+
+typedef struct crypto_callbacks* get_crypto_callbacks_t(int nlocks);
+
+#ifndef HAVE_DYNAMIC_CRYPTO_LIB
+struct crypto_callbacks* get_crypto_callbacks(int nlocks);
+#endif
+
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml
index 4dcd6fc4ea..3e533158c8 100644
--- a/lib/crypto/doc/src/crypto.xml
+++ b/lib/crypto/doc/src/crypto.xml
@@ -115,6 +115,12 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
> <input>info_lib().</input>
[{&lt;&lt;"OpenSSL"&gt;&gt;,9469983,&lt;&lt;"OpenSSL 0.9.8a 11 Oct 2005"&gt;&gt;}]
</pre>
+ <note><p>
+ From OTP R16 the <em>numeric version</em> represents the version of the OpenSSL
+ <em>header files</em> (<c>openssl/opensslv.h</c>) used when crypto was compiled.
+ The text variant represents the OpenSSL library used at runtime.
+ In earlier OTP versions both numeric and text was taken from the library.
+ </p></note>
</desc>
</func>
<func>
@@ -265,6 +271,8 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
</type>
<desc>
<p>Computes a message digest of type <c>Type</c> from <c>Data</c>.</p>
+ <p>May throw exception <c>notsup</c> in case the chosen <c>Type</c>
+ is not supported by the underlying OpenSSL implementation.</p>
</desc>
</func>
<func>
@@ -277,6 +285,8 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
<p>Initializes the context for streaming hash operations. <c>Type</c> determines
which digest to use. The returned context should be used as argument
to <seealso marker="#hash_update/2">hash_update</seealso>.</p>
+ <p>May throw exception <c>notsup</c> in case the chosen <c>Type</c>
+ is not supported by the underlying OpenSSL implementation.</p>
</desc>
</func>
<func>
@@ -548,6 +558,8 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
keys, and <c>IVec</c> is an arbitrary initializing
vector. The lengths of each of <c>Key1</c>, <c>Key2</c>,
<c>Key3</c> and <c>IVec</c> must be 64 bits (8 bytes).</p>
+ <p>May throw exception <c>notsup</c> for old OpenSSL
+ versions (0.9.7) that does not support this encryption mode.</p>
</desc>
</func>
<func>
@@ -565,6 +577,8 @@ Mpint() = <![CDATA[<<ByteLen:32/integer-big, Bytes:ByteLen/binary>>]]>
and <c>IVec</c> must have the same values as those used when
encrypting. The lengths of <c>Key1</c>, <c>Key2</c>,
<c>Key3</c>, and <c>IVec</c> must be 64 bits (8 bytes).</p>
+ <p>May throw exception <c>notsup</c> for old OpenSSL
+ versions (0.9.7) that does not support this encryption mode.</p>
</desc>
</func>
diff --git a/lib/crypto/doc/src/crypto_app.xml b/lib/crypto/doc/src/crypto_app.xml
index 1c01e3f099..6573a56f4c 100644
--- a/lib/crypto/doc/src/crypto_app.xml
+++ b/lib/crypto/doc/src/crypto_app.xml
@@ -62,7 +62,7 @@
<section>
<title>OpenSSL libraries</title>
<p>The current implementation of the Erlang Crypto application is
- based on the <em>OpenSSL</em> package version 0.9.7 or higher.
+ based on the <em>OpenSSL</em> package version 0.9.8 or higher.
There are source and binary releases on the web.
</p>
<p>Source releases of OpenSSL can be downloaded from the <url href="http://www.openssl.org">OpenSSL</url> project home page,
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index 0089e79a4f..461558a79e 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -78,12 +78,11 @@
md5_mac, md5_mac_96,
sha_mac, sha_mac_96,
sha224_mac, sha256_mac, sha384_mac, sha512_mac,
- sha_mac_init, sha_mac_update, sha_mac_final,
des_cbc_encrypt, des_cbc_decrypt,
des_cfb_encrypt, des_cfb_decrypt,
des_ecb_encrypt, des_ecb_decrypt,
- des_ede3_cbc_encrypt, des_ede3_cbc_decrypt,
- des_ede3_cfb_encrypt, des_ede3_cfb_decrypt,
+ des3_cbc_encrypt, des3_cbc_decrypt,
+ des3_cfb_encrypt, des3_cfb_decrypt,
aes_cfb_128_encrypt, aes_cfb_128_decrypt,
rand_bytes,
strong_rand_bytes,
@@ -103,6 +102,13 @@
aes_cbc_256_encrypt, aes_cbc_256_decrypt,
aes_ctr_encrypt, aes_ctr_decrypt,
aes_ctr_stream_init, aes_ctr_stream_encrypt, aes_ctr_stream_decrypt,
+ aes_cbc_ivec, blowfish_cbc_encrypt, blowfish_cbc_decrypt,
+ blowfish_cfb64_encrypt, blowfish_cfb64_decrypt,
+ blowfish_ecb_encrypt, blowfish_ecb_decrypt, blowfish_ofb64_encrypt,
+ des_cbc_ivec, des_cfb_ivec, erlint, mpint,
+ hash, hash_init, hash_update, hash_final,
+ hmac_init, hmac_update, hmac_final, hmac_final_n, info,
+ rc2_cbc_encrypt, rc2_cbc_decrypt,
info_lib]).
-type rsa_digest_type() :: 'md5' | 'sha' | 'sha224' | 'sha256' | 'sha384' | 'sha512'.
@@ -114,7 +120,7 @@
-on_load(on_load/0).
--define(CRYPTO_NIF_VSN,101).
+-define(CRYPTO_NIF_VSN,201).
on_load() ->
LibBaseName = "crypto",
@@ -140,7 +146,7 @@ on_load() ->
end
end,
Lib = filename:join([PrivDir, "lib", LibName]),
- Status = case erlang:load_nif(Lib, ?CRYPTO_NIF_VSN) of
+ Status = case erlang:load_nif(Lib, {?CRYPTO_NIF_VSN,Lib}) of
ok -> ok;
{error, {load_failed, _}}=Error1 ->
ArchLibDir =
@@ -152,7 +158,7 @@ on_load() ->
[] -> Error1;
_ ->
ArchLib = filename:join([ArchLibDir, LibName]),
- erlang:load_nif(ArchLib, ?CRYPTO_NIF_VSN)
+ erlang:load_nif(ArchLib, {?CRYPTO_NIF_VSN,ArchLib})
end;
Error1 -> Error1
end,
@@ -597,12 +603,12 @@ des_ecb_crypt(_Key, _Data, _IsEncrypt) -> ?nif_stub.
binary().
des3_cbc_encrypt(Key1, Key2, Key3, IVec, Data) ->
- des_ede3_cbc_encrypt(Key1, Key2, Key3, IVec, Data).
+ des_ede3_cbc_crypt(Key1, Key2, Key3, IVec, Data, true).
des_ede3_cbc_encrypt(Key1, Key2, Key3, IVec, Data) ->
des_ede3_cbc_crypt(Key1, Key2, Key3, IVec, Data, true).
des3_cbc_decrypt(Key1, Key2, Key3, IVec, Data) ->
- des_ede3_cbc_decrypt(Key1, Key2, Key3, IVec, Data).
+ des_ede3_cbc_crypt(Key1, Key2, Key3, IVec, Data, false).
des_ede3_cbc_decrypt(Key1, Key2, Key3, IVec, Data) ->
des_ede3_cbc_crypt(Key1, Key2, Key3, IVec, Data, false).
@@ -617,16 +623,18 @@ des_ede3_cbc_crypt(_Key1, _Key2, _Key3, _IVec, _Data, _IsEncrypt) -> ?nif_stub.
binary().
des3_cfb_encrypt(Key1, Key2, Key3, IVec, Data) ->
- des_ede3_cfb_encrypt(Key1, Key2, Key3, IVec, Data).
-des_ede3_cfb_encrypt(Key1, Key2, Key3, IVec, Data) ->
des_ede3_cfb_crypt(Key1, Key2, Key3, IVec, Data, true).
des3_cfb_decrypt(Key1, Key2, Key3, IVec, Data) ->
- des_ede3_cfb_decrypt(Key1, Key2, Key3, IVec, Data).
-des_ede3_cfb_decrypt(Key1, Key2, Key3, IVec, Data) ->
des_ede3_cfb_crypt(Key1, Key2, Key3, IVec, Data, false).
-des_ede3_cfb_crypt(_Key1, _Key2, _Key3, _IVec, _Data, _IsEncrypt) -> ?nif_stub.
+des_ede3_cfb_crypt(Key1, Key2, Key3, IVec, Data, IsEncrypt) ->
+ case des_ede3_cfb_crypt_nif(Key1,Key2,Key3,IVec,Data,IsEncrypt) of
+ notsup -> erlang:error(notsup);
+ Bin -> Bin
+ end.
+
+des_ede3_cfb_crypt_nif(_Key1, _Key2, _Key3, _IVec, _Data, _IsEncrypt) -> ?nif_stub.
%%
%% Blowfish
diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl
index 7ac693f371..8965ab6b94 100644
--- a/lib/crypto/test/crypto_SUITE.erl
+++ b/lib/crypto/test/crypto_SUITE.erl
@@ -87,10 +87,12 @@ groups() ->
{rest, [],
[md5, md5_update, md4, md4_update, md5_mac,
md5_mac_io, sha, sha_update,
+ sha256, sha256_update, sha512, sha512_update,
hmac_update_sha, hmac_update_sha_n, hmac_update_sha256, hmac_update_sha512,
hmac_update_md5_n, hmac_update_md5_io, hmac_update_md5,
hmac_rfc4231,
des_cbc, aes_cfb, aes_cbc,
+ des_cfb, des_cfb_iter, des3_cbc, des3_cfb, rc2_cbc,
aes_cbc_iter, aes_ctr, aes_ctr_stream, des_cbc_iter, des_ecb,
rand_uniform_test, strong_rand_test,
rsa_verify_test, dsa_verify_test, rsa_sign_test,
@@ -192,7 +194,16 @@ info(Config) when is_list(Config) ->
{skip,"Missing crypto application"};
{_,_} ->
?line crypto:start(),
- ?line crypto:info(),
+ ?line Info = crypto:info(),
+ ?line Exports = lists:usort([F || {F,_} <- crypto:module_info(exports)]),
+ ?line [] = Info -- Exports,
+ ?line NotInInfo = Exports -- Info,
+ io:format("NotInInfo = ~p\n", [NotInInfo]),
+ BlackList = lists:sort([des_ede3_cbc_decrypt, des_ede3_cbc_encrypt,
+ dh_check, dh_generate_parameters,
+ module_info, start, stop, version]),
+ ?line BlackList = NotInInfo,
+
?line InfoLib = crypto:info_lib(),
?line [_|_] = InfoLib,
F = fun([{Name,VerN,VerS}|T],Me) ->
@@ -349,12 +360,8 @@ hmac_update_sha256(doc) ->
hmac_update_sha256(suite) ->
[];
hmac_update_sha256(Config) when is_list(Config) ->
- case openssl_version() of
- V when V < 16#908000 ->
- {skipped,"OpenSSL version too old"};
- _ ->
- hmac_update_sha256_do()
- end.
+ if_098(fun() -> hmac_update_sha256_do() end).
+
hmac_update_sha256_do() ->
?line Key = hexstr2bin("00010203101112132021222330313233"
@@ -376,12 +383,7 @@ hmac_update_sha512(doc) ->
hmac_update_sha512(suite) ->
[];
hmac_update_sha512(Config) when is_list(Config) ->
- case openssl_version() of
- V when V < 16#908000 ->
- {skipped,"OpenSSL version too old"};
- _ ->
- hmac_update_sha512_do()
- end.
+ if_098(fun() -> hmac_update_sha512_do() end).
hmac_update_sha512_do() ->
?line Key = hexstr2bin("00010203101112132021222330313233"
@@ -422,12 +424,7 @@ hmac_rfc4231(doc) ->
hmac_rfc4231(suite) ->
[];
hmac_rfc4231(Config) when is_list(Config) ->
- case openssl_version() of
- V when V < 16#908000 ->
- {skipped,"OpenSSL version too old"};
- _ ->
- hmac_rfc4231_do()
- end.
+ if_098(fun() -> hmac_rfc4231_do() end).
hmac_rfc4231_do() ->
%% Test Case 1
@@ -746,6 +743,9 @@ sha256(doc) ->
sha256(suite) ->
[];
sha256(Config) when is_list(Config) ->
+ if_098(fun() -> sha256_do() end).
+
+sha256_do() ->
?line m(crypto:sha256("abc"),
hexstr2bin("BA7816BF8F01CFEA4141"
"40DE5DAE2223B00361A396177A9CB410FF61F20015AD")),
@@ -762,6 +762,9 @@ sha256_update(doc) ->
sha256_update(suite) ->
[];
sha256_update(Config) when is_list(Config) ->
+ if_098(fun() -> sha256_update_do() end).
+
+sha256_update_do() ->
?line Ctx = crypto:sha256_init(),
?line Ctx1 = crypto:sha256_update(Ctx, "abcdbcdecdefdefgefghfghighi"),
?line Ctx2 = crypto:sha256_update(Ctx1, "jhijkijkljklmklmnlmnomnopnopq"),
@@ -778,6 +781,9 @@ sha512(doc) ->
sha512(suite) ->
[];
sha512(Config) when is_list(Config) ->
+ if_098(fun() -> sha512_do() end).
+
+sha512_do() ->
?line m(crypto:sha512("abc"),
hexstr2bin("DDAF35A193617ABACC417349AE20413112E6FA4E89A97EA2"
"0A9EEEE64B55D39A2192992A274FC1A836BA3C23A3FEEBBD"
@@ -796,6 +802,9 @@ sha512_update(doc) ->
sha512_update(suite) ->
[];
sha512_update(Config) when is_list(Config) ->
+ if_098(fun() -> sha512_update_do() end).
+
+sha512_update_do() ->
?line Ctx = crypto:sha512_init(),
?line Ctx1 = crypto:sha512_update(Ctx, "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"),
?line Ctx2 = crypto:sha512_update(Ctx1, "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"),
@@ -996,6 +1005,12 @@ des3_cfb(doc) ->
des3_cfb(suite) ->
[];
des3_cfb(Config) when is_list(Config) ->
+ case openssl_version() of
+ V when V < 16#90705F -> {skipped,"OpenSSL version too old"};
+ _ -> des3_cfb_do()
+ end.
+
+des3_cfb_do() ->
?line Key1 = hexstr2bin("0123456789abcdef"),
?line Key2 = hexstr2bin("fedcba9876543210"),
?line Key3 = hexstr2bin("0f2d4b6987a5c3e1"),
@@ -1959,3 +1974,10 @@ openssl_version() ->
undefined
end.
+if_098(Fun) ->
+ case openssl_version() of
+ V when V < 16#908000 ->
+ {skipped,"OpenSSL version too old"};
+ _ ->
+ Fun()
+ end.
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-11 21:54:27 +0000