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authorLukas Larsson <[email protected]>2014-02-24 16:45:04 +0100
committerLukas Larsson <[email protected]>2014-02-24 16:45:04 +0100
commita157ffce8e25012512e0e5d88e05fb135792f161 (patch)
tree8c2bf21e8a401f696483d6e7d08ff00dd805c06c /lib/crypto
parent4ce83eb728748787f8a2da6155112c6da42a0eba (diff)
parent81abbc48e12317a07a8d2fcc041031c1c1567c8d (diff)
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Merge branch 'lukas/ose/master/OTP-11334'
* lukas/ose/master/OTP-11334: (71 commits) erts: Fix unix efile assert ose: Use -O2 when building ose: Expand OSE docs ose: Add dummy ttsl driver ose: Cleanup cleanup of mutex selection defines ose: Polish mmap configure checks ose: Add ose specific x-compile flags ose: Updating fd_driver and spawn_driver for OSE ose: Updating event and signal API for OSE ose: Cleanup of mutex selection defines win32: Compile erl_log.exe ose: Remove uneccesary define ose: Fix ssl configure test for osx erts: Fix sys_msg_dispatcher assert ose: Fix broken doc links ose: Thread priorities configurable from lmconf ose: Yielding the cpu is done "the OSE" way ose: Start using ppdata for tse key ose: Do not use spinlocks on OSE ose: Fix support for crypto ... Conflicts: lib/crypto/c_src/crypto.c
Diffstat (limited to 'lib/crypto')
-rw-r--r--lib/crypto/Makefile4
-rw-r--r--lib/crypto/c_src/Makefile.in7
-rw-r--r--lib/crypto/c_src/crypto.c218
-rw-r--r--lib/crypto/doc/src/crypto.xml15
-rw-r--r--lib/crypto/src/crypto.erl7
-rw-r--r--lib/crypto/test/crypto_SUITE.erl16
6 files changed, 246 insertions, 21 deletions
diff --git a/lib/crypto/Makefile b/lib/crypto/Makefile
index 2adcfd7f31..e893c914e6 100644
--- a/lib/crypto/Makefile
+++ b/lib/crypto/Makefile
@@ -23,7 +23,11 @@ include $(ERL_TOP)/make/$(TARGET)/otp.mk
# Macros
#
+ifneq ($(findstring ose,$(TARGET)),ose)
SUB_DIRECTORIES = src c_src doc/src
+else
+SUB_DIRECTORIES = src doc/src
+endif
static_lib: SUB_DIRECTORIES = c_src
include vsn.mk
diff --git a/lib/crypto/c_src/Makefile.in b/lib/crypto/c_src/Makefile.in
index 124d088056..8c92b5ba1b 100644
--- a/lib/crypto/c_src/Makefile.in
+++ b/lib/crypto/c_src/Makefile.in
@@ -126,7 +126,12 @@ ALL_STATIC_CFLAGS = $(DED_STATIC_CFLAGS) $(INCLUDES)
_create_dirs := $(shell mkdir -p $(OBJDIR) $(LIBDIR))
+ifneq ($(findstring ose,$(TARGET)),ose)
debug opt valgrind: $(NIF_LIB) $(CALLBACK_LIB)
+else
+# Do not build dynamic files on OSE
+debug opt valgrind:
+endif
static_lib: $(NIF_ARCHIVE)
@@ -197,12 +202,14 @@ release_spec: opt
$(INSTALL_DIR) "$(RELSYSDIR)/priv/obj"
$(INSTALL_DIR) "$(RELSYSDIR)/priv/lib"
$(INSTALL_DATA) $(NIF_MAKEFILE) "$(RELSYSDIR)/priv/obj"
+ifneq ($(findstring ose,$(TARGET)),ose)
$(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
+endif
release_docs_spec:
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c
index 2e1a21178f..fca08c4eed 100644
--- a/lib/crypto/c_src/crypto.c
+++ b/lib/crypto/c_src/crypto.c
@@ -254,6 +254,8 @@ static ERL_NIF_TERM ecdsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
static ERL_NIF_TERM ecdsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
static ERL_NIF_TERM ecdh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
+static ERL_NIF_TERM rand_seed_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]);
+
/* helpers */
static void init_algorithms_types(ErlNifEnv*);
@@ -381,7 +383,9 @@ static ErlNifFunc nif_funcs[] = {
{"ec_key_generate", 1, ec_key_generate},
{"ecdsa_sign_nif", 4, ecdsa_sign_nif},
{"ecdsa_verify_nif", 5, ecdsa_verify_nif},
- {"ecdh_compute_key_nif", 3, ecdh_compute_key_nif}
+ {"ecdh_compute_key_nif", 3, ecdh_compute_key_nif},
+
+ {"rand_seed_nif", 1, rand_seed_nif}
};
ERL_NIF_INIT(crypto,nif_funcs,load,NULL,upgrade,unload)
@@ -460,6 +464,46 @@ static void hmac_context_dtor(ErlNifEnv* env, struct hmac_context*);
#define PRINTF_ERR0(FMT)
#define PRINTF_ERR1(FMT,A1)
+#ifdef __OSE__
+
+/* For crypto on OSE we have to initialize the crypto library on each
+ process that uses it. So since we do not know which scheduler is going
+ to execute the nif we have to check before each nif call that we have
+ initialized crypto in that process. */
+
+#include "ose.h"
+#include "openssl/osessl.h"
+
+static ErlNifTSDKey crypto_init_key;
+static int check_ose_crypto(void);
+static int init_ose_crypto(void);
+
+static int check_ose_crypto() {
+ int key = (int)enif_tsd_get(crypto_init_key);
+ if (!key) {
+ if (!CRYPTO_OSE5_init()) {
+ PRINTF_ERR0("CRYPTO: Call to CRYPTO_OSE5_init failed");
+ return 0;
+ }
+ enif_tsd_set(crypto_init_key,1);
+ }
+ return 1;
+}
+
+static int init_ose_crypto() {
+ /* Crypto nif upgrade does not work on OSE so no need to
+ destroy this key */
+ enif_tsd_key_create("crypto_init_key", &crypto_init_key);
+ return check_ose_crypto();
+}
+
+#define INIT_OSE_CRYPTO() init_ose_crypto()
+#define CHECK_OSE_CRYPTO() check_ose_crypto()
+#else
+#define INIT_OSE_CRYPTO() 1
+#define CHECK_OSE_CRYPTO()
+#endif
+
#ifdef HAVE_DYNAMIC_CRYPTO_LIB
static int change_basename(ErlNifBinary* bin, char* buf, int bufsz, const char* newfile)
{
@@ -496,6 +540,9 @@ static int init(ErlNifEnv* env, ERL_NIF_TERM load_info)
ErlNifBinary lib_bin;
char lib_buf[1000];
+ if (!INIT_OSE_CRYPTO())
+ return 0;
+
/* load_info: {301, <<"/full/path/of/this/library">>} */
if (!enif_get_tuple(env, load_info, &tpl_arity, &tpl_array)
|| tpl_arity != 2
@@ -728,7 +775,7 @@ static ERL_NIF_TERM md5(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Data) */
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -740,6 +787,7 @@ static ERL_NIF_TERM md5(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
static ERL_NIF_TERM md5_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* () */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
MD5_Init((MD5_CTX *) enif_make_new_binary(env, MD5_CTX_LEN, &ret));
return ret;
}
@@ -748,6 +796,7 @@ static ERL_NIF_TERM md5_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
MD5_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin)
|| ctx_bin.size != MD5_CTX_LEN
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
@@ -764,6 +813,7 @@ static ERL_NIF_TERM md5_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
ErlNifBinary ctx_bin;
MD5_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != MD5_CTX_LEN) {
return enif_make_badarg(env);
}
@@ -776,7 +826,7 @@ static ERL_NIF_TERM ripemd160(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
{/* (Data) */
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -788,6 +838,7 @@ static ERL_NIF_TERM ripemd160(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
static ERL_NIF_TERM ripemd160_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* () */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
RIPEMD160_Init((RIPEMD160_CTX *) enif_make_new_binary(env, RIPEMD160_CTX_LEN, &ret));
return ret;
}
@@ -796,6 +847,7 @@ static ERL_NIF_TERM ripemd160_update(ErlNifEnv* env, int argc, const ERL_NIF_TER
RIPEMD160_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin)
|| ctx_bin.size != RIPEMD160_CTX_LEN
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
@@ -812,6 +864,7 @@ static ERL_NIF_TERM ripemd160_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM
ErlNifBinary ctx_bin;
RIPEMD160_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != RIPEMD160_CTX_LEN) {
return enif_make_badarg(env);
}
@@ -825,7 +878,7 @@ static ERL_NIF_TERM sha(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Data) */
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -837,6 +890,7 @@ static ERL_NIF_TERM sha(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
static ERL_NIF_TERM sha_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* () */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
SHA1_Init((SHA_CTX *) enif_make_new_binary(env, SHA_CTX_LEN, &ret));
return ret;
}
@@ -845,6 +899,7 @@ static ERL_NIF_TERM sha_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
SHA_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != SHA_CTX_LEN
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
return enif_make_badarg(env);
@@ -860,6 +915,7 @@ static ERL_NIF_TERM sha_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
ErlNifBinary ctx_bin;
SHA_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != SHA_CTX_LEN) {
return enif_make_badarg(env);
}
@@ -873,7 +929,7 @@ static ERL_NIF_TERM sha224_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
#ifdef HAVE_SHA224
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -889,6 +945,7 @@ static ERL_NIF_TERM sha224_init_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
{/* () */
#ifdef HAVE_SHA224
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
SHA224_Init((SHA256_CTX *) enif_make_new_binary(env, sizeof(SHA256_CTX), &ret));
return ret;
#else
@@ -901,6 +958,7 @@ static ERL_NIF_TERM sha224_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE
SHA256_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA256_CTX)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
return enif_make_badarg(env);
@@ -920,6 +978,7 @@ static ERL_NIF_TERM sha224_final_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER
ErlNifBinary ctx_bin;
SHA256_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA256_CTX)) {
return enif_make_badarg(env);
}
@@ -936,7 +995,7 @@ static ERL_NIF_TERM sha256_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
#ifdef HAVE_SHA256
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -952,6 +1011,7 @@ static ERL_NIF_TERM sha256_init_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
{/* () */
#ifdef HAVE_SHA256
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
SHA256_Init((SHA256_CTX *) enif_make_new_binary(env, sizeof(SHA256_CTX), &ret));
return ret;
#else
@@ -964,6 +1024,7 @@ static ERL_NIF_TERM sha256_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE
SHA256_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA256_CTX)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
return enif_make_badarg(env);
@@ -983,6 +1044,7 @@ static ERL_NIF_TERM sha256_final_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER
ErlNifBinary ctx_bin;
SHA256_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA256_CTX)) {
return enif_make_badarg(env);
}
@@ -999,7 +1061,7 @@ static ERL_NIF_TERM sha384_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
#ifdef HAVE_SHA384
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -1015,6 +1077,7 @@ static ERL_NIF_TERM sha384_init_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
{/* () */
#ifdef HAVE_SHA384
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
SHA384_Init((SHA512_CTX *) enif_make_new_binary(env, sizeof(SHA512_CTX), &ret));
return ret;
#else
@@ -1027,6 +1090,7 @@ static ERL_NIF_TERM sha384_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE
SHA512_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA512_CTX)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
return enif_make_badarg(env);
@@ -1046,6 +1110,7 @@ static ERL_NIF_TERM sha384_final_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER
ErlNifBinary ctx_bin;
SHA512_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA512_CTX)) {
return enif_make_badarg(env);
}
@@ -1062,7 +1127,7 @@ static ERL_NIF_TERM sha512_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
#ifdef HAVE_SHA512
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -1090,6 +1155,7 @@ static ERL_NIF_TERM sha512_update_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE
SHA512_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA512_CTX)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
return enif_make_badarg(env);
@@ -1109,6 +1175,7 @@ static ERL_NIF_TERM sha512_final_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER
ErlNifBinary ctx_bin;
SHA512_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != sizeof(SHA512_CTX)) {
return enif_make_badarg(env);
}
@@ -1125,7 +1192,7 @@ static ERL_NIF_TERM md4(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (Data) */
ErlNifBinary ibin;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) {
return enif_make_badarg(env);
}
@@ -1137,6 +1204,7 @@ static ERL_NIF_TERM md4(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
static ERL_NIF_TERM md4_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* () */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
MD4_Init((MD4_CTX *) enif_make_new_binary(env, MD4_CTX_LEN, &ret));
return ret;
}
@@ -1145,6 +1213,7 @@ static ERL_NIF_TERM md4_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
MD4_CTX* new_ctx;
ErlNifBinary ctx_bin, data_bin;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != MD4_CTX_LEN
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)) {
return enif_make_badarg(env);
@@ -1160,6 +1229,7 @@ static ERL_NIF_TERM md4_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
ErlNifBinary ctx_bin;
MD4_CTX ctx_clone;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != MD4_CTX_LEN) {
return enif_make_badarg(env);
}
@@ -1174,7 +1244,7 @@ static ERL_NIF_TERM md5_mac_n(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
ErlNifBinary key, data;
unsigned mac_sz;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data)
|| !enif_get_uint(env,argv[2],&mac_sz) || mac_sz > MD5_LEN) {
@@ -1192,7 +1262,7 @@ static ERL_NIF_TERM sha_mac_n(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
ErlNifBinary key, data;
unsigned mac_sz;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data)
|| !enif_get_uint(env,argv[2],&mac_sz) || mac_sz > SHA_LEN) {
@@ -1212,7 +1282,7 @@ static ERL_NIF_TERM sha224_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
ErlNifBinary key, data;
unsigned mac_sz;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data)
|| !enif_get_uint(env,argv[2],&mac_sz) || mac_sz > SHA224_DIGEST_LENGTH) {
@@ -1235,7 +1305,7 @@ static ERL_NIF_TERM sha256_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
ErlNifBinary key, data;
unsigned mac_sz;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data)
|| !enif_get_uint(env,argv[2],&mac_sz) || mac_sz > SHA256_DIGEST_LENGTH) {
@@ -1258,7 +1328,7 @@ static ERL_NIF_TERM sha384_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
ErlNifBinary key, data;
unsigned mac_sz;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data)
|| !enif_get_uint(env,argv[2],&mac_sz) || mac_sz > SHA384_DIGEST_LENGTH) {
@@ -1282,7 +1352,7 @@ static ERL_NIF_TERM sha512_mac_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
ErlNifBinary key, data;
unsigned mac_sz;
ERL_NIF_TERM ret;
-
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data)
|| !enif_get_uint(env,argv[2],&mac_sz) || mac_sz > SHA512_DIGEST_LENGTH) {
@@ -1313,6 +1383,8 @@ static ERL_NIF_TERM hmac_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[
struct hmac_context* obj;
const EVP_MD *md;
+ CHECK_OSE_CRYPTO();
+
if (argv[0] == atom_sha) md = EVP_sha1();
#ifdef HAVE_SHA224
else if (argv[0] == atom_sha224) md = EVP_sha224();
@@ -1349,6 +1421,8 @@ static ERL_NIF_TERM hmac_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg
ErlNifBinary data;
struct hmac_context* obj;
+ CHECK_OSE_CRYPTO();
+
if (!enif_get_resource(env, argv[0], hmac_context_rtype, (void**)&obj)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data)) {
return enif_make_badarg(env);
@@ -1373,6 +1447,8 @@ static ERL_NIF_TERM hmac_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv
unsigned char * mac_bin;
unsigned int req_len = 0;
unsigned int mac_len;
+
+ CHECK_OSE_CRYPTO();
if (!enif_get_resource(env,argv[0],hmac_context_rtype, (void**)&obj)
|| (argc == 2 && !enif_get_uint(env, argv[1], &req_len))) {
@@ -1407,6 +1483,8 @@ static ERL_NIF_TERM des_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
DES_cblock ivec_clone; /* writable copy */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 8
|| !enif_inspect_binary(env, argv[1], &ivec) || ivec.size != 8
|| !enif_inspect_iolist_as_binary(env, argv[2], &text)
@@ -1428,6 +1506,8 @@ static ERL_NIF_TERM des_cfb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
DES_cblock ivec_clone; /* writable copy */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 8
|| !enif_inspect_binary(env, argv[1], &ivec) || ivec.size != 8
|| !enif_inspect_iolist_as_binary(env, argv[2], &text)) {
@@ -1446,6 +1526,7 @@ static ERL_NIF_TERM des_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
ErlNifBinary key, text;
DES_key_schedule schedule;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 8 ||
!enif_inspect_iolist_as_binary(env, argv[1], &text) || text.size != 8) {
return enif_make_badarg(env);
@@ -1465,6 +1546,8 @@ static ERL_NIF_TERM des_ede3_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_T
DES_cblock ivec_clone; /* writable copy */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key1) || key1.size != 8
|| !enif_inspect_iolist_as_binary(env, argv[1], &key2) || key2.size != 8
|| !enif_inspect_iolist_as_binary(env, argv[2], &key3) || key3.size != 8
@@ -1493,6 +1576,8 @@ static ERL_NIF_TERM des_ede3_cfb_crypt_nif(ErlNifEnv* env, int argc, const ERL_N
DES_cblock ivec_clone; /* writable copy */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key1) || key1.size != 8
|| !enif_inspect_iolist_as_binary(env, argv[1], &key2) || key2.size != 8
|| !enif_inspect_iolist_as_binary(env, argv[2], &key3) || key3.size != 8
@@ -1523,6 +1608,8 @@ static ERL_NIF_TERM aes_cfb_128_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TE
int new_ivlen = 0;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key) || key.size != 16
|| !enif_inspect_binary(env, argv[1], &ivec) || ivec.size != 16
|| !enif_inspect_iolist_as_binary(env, argv[2], &text)) {
@@ -1550,6 +1637,8 @@ static ERL_NIF_TERM aes_ctr_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM
unsigned int num = 0;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key)
|| AES_set_encrypt_key(key.data, key.size*8, &aes_key) != 0
|| !enif_inspect_binary(env, argv[1], &ivec) || ivec.size != 16
@@ -1581,6 +1670,8 @@ static ERL_NIF_TERM aes_ctr_stream_encrypt(ErlNifEnv* env, int argc, const ERL_N
unsigned char * ivec2_buf;
unsigned char * ecount2_buf;
+ CHECK_OSE_CRYPTO();
+
if (!enif_get_tuple(env, argv[0], &state_arity, &state_term)
|| state_arity != 4
|| !enif_inspect_iolist_as_binary(env, state_term[0], &key_bin)
@@ -1614,6 +1705,7 @@ static ERL_NIF_TERM rand_bytes_1(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
unsigned bytes;
unsigned char* data;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_get_uint(env, argv[0], &bytes)) {
return enif_make_badarg(env);
}
@@ -1627,6 +1719,7 @@ static ERL_NIF_TERM strong_rand_bytes_nif(ErlNifEnv* env, int argc, const ERL_NI
unsigned bytes;
unsigned char* data;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_get_uint(env, argv[0], &bytes)) {
return enif_make_badarg(env);
}
@@ -1644,6 +1737,7 @@ static ERL_NIF_TERM rand_bytes_3(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
unsigned char* data;
unsigned top_mask, bot_mask;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
if (!enif_get_uint(env, argv[0], &bytes)
|| !enif_get_uint(env, argv[1], &top_mask)
|| !enif_get_uint(env, argv[2], &bot_mask)) {
@@ -1666,6 +1760,9 @@ static ERL_NIF_TERM strong_rand_mpint_nif(ErlNifEnv* env, int argc, const ERL_NI
unsigned char* data;
unsigned dlen;
ERL_NIF_TERM ret;
+
+ CHECK_OSE_CRYPTO();
+
if (!enif_get_uint(env, argv[0], &bits)
|| !enif_get_int(env, argv[1], &top)
|| !enif_get_int(env, argv[2], &bottom)) {
@@ -1733,6 +1830,9 @@ static ERL_NIF_TERM rand_uniform_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER
unsigned char* data;
unsigned dlen;
ERL_NIF_TERM ret;
+
+ CHECK_OSE_CRYPTO();
+
if (!get_bn_from_mpint(env, argv[0], &bn_from)
|| !get_bn_from_mpint(env, argv[1], &bn_rand)) {
if (bn_from) BN_free(bn_from);
@@ -1764,6 +1864,8 @@ static ERL_NIF_TERM mod_exp_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg
unsigned extra_byte;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!get_bn_from_bin(env, argv[0], &bn_base)
|| !get_bn_from_bin(env, argv[1], &bn_exponent)
|| !get_bn_from_bin(env, argv[2], &bn_modulo)
@@ -1806,6 +1908,8 @@ static ERL_NIF_TERM dss_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
DSA *dsa;
int i;
+ CHECK_OSE_CRYPTO();
+
if (argv[0] == atom_sha) {
if (enif_get_tuple(env, argv[1], &tpl_arity, &tpl_terms)) {
if (tpl_arity != 2 || tpl_terms[0] != atom_digest
@@ -1973,6 +2077,8 @@ static ERL_NIF_TERM rsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
struct digest_type_t* digp = NULL;
unsigned char* digest = NULL;
+ CHECK_OSE_CRYPTO();
+
digp = get_digest_type(type);
if (!digp) {
return enif_make_badarg(env);
@@ -2032,6 +2138,8 @@ static ERL_NIF_TERM aes_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
unsigned char* ret_ptr;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
|| (key_bin.size != 16 && key_bin.size != 32)
|| !enif_inspect_binary(env, argv[1], &ivec_bin)
@@ -2068,6 +2176,8 @@ static ERL_NIF_TERM aes_ige_crypt_nif(ErlNifEnv* env, int argc, const ERL_NIF_TE
unsigned char* ret_ptr;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
|| (key_bin.size != 16 && key_bin.size != 32)
|| !enif_inspect_binary(env, argv[1], &ivec_bin)
@@ -2104,6 +2214,8 @@ static ERL_NIF_TERM do_exor(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
int i;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env,argv[0], &d1)
|| !enif_inspect_iolist_as_binary(env,argv[1], &d2)
|| d1.size != d2.size) {
@@ -2124,6 +2236,8 @@ static ERL_NIF_TERM rc4_encrypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg
RC4_KEY rc4_key;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env,argv[0], &key)
|| !enif_inspect_iolist_as_binary(env,argv[1], &data)) {
return enif_make_badarg(env);
@@ -2140,6 +2254,8 @@ static ERL_NIF_TERM rc4_set_key(ErlNifEnv* env, int argc, const ERL_NIF_TERM arg
ErlNifBinary key;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env,argv[0], &key)) {
return enif_make_badarg(env);
}
@@ -2155,6 +2271,8 @@ static ERL_NIF_TERM rc4_encrypt_with_state(ErlNifEnv* env, int argc, const ERL_N
RC4_KEY* rc4_key;
ERL_NIF_TERM new_state, new_data;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env,argv[0], &state)
|| state.size != sizeof(RC4_KEY)
|| !enif_inspect_iolist_as_binary(env,argv[1], &data)) {
@@ -2174,6 +2292,8 @@ static ERL_NIF_TERM rc2_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM a
RC2_KEY rc2_key;
ERL_NIF_TERM ret;
unsigned char iv_copy[8];
+
+ CHECK_OSE_CRYPTO();
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
|| (key_bin.size != 5 && key_bin.size != 8 && key_bin.size != 16)
@@ -2235,6 +2355,8 @@ static ERL_NIF_TERM rsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
struct digest_type_t *digp;
unsigned char* digest;
+ CHECK_OSE_CRYPTO();
+
digp = get_digest_type(argv[0]);
if (!digp) {
return enif_make_badarg(env);
@@ -2301,6 +2423,8 @@ static ERL_NIF_TERM dss_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
DSA* dsa;
int i;
+ CHECK_OSE_CRYPTO();
+
if (argv[0] == atom_sha) {
if (enif_get_tuple(env, argv[1], &tpl_arity, &tpl_terms)) {
if (tpl_arity != 2 || tpl_terms[0] != atom_digest
@@ -2383,7 +2507,11 @@ static ERL_NIF_TERM rsa_public_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TER
ErlNifBinary data_bin, ret_bin;
ERL_NIF_TERM head, tail;
int padding, i;
- RSA* rsa = RSA_new();
+ RSA* rsa;
+
+ CHECK_OSE_CRYPTO();
+
+ rsa = RSA_new();
if (!enif_inspect_binary(env, argv[0], &data_bin)
|| !enif_get_list_cell(env, argv[1], &head, &tail)
@@ -2429,7 +2557,11 @@ static ERL_NIF_TERM rsa_private_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TE
{/* (Data, Key=[E,N,D]|[E,N,D,P1,P2,E1,E2,C], Padding, IsEncrypt) */
ErlNifBinary data_bin, ret_bin;
int padding, i;
- RSA* rsa = RSA_new();
+ RSA* rsa;
+
+ CHECK_OSE_CRYPTO();
+
+ rsa = RSA_new();
if (!enif_inspect_binary(env, argv[0], &data_bin)
|| !get_rsa_private_key(env, argv[1], rsa)
@@ -2475,6 +2607,8 @@ static ERL_NIF_TERM dh_generate_parameters_nif(ErlNifEnv* env, int argc, const E
unsigned char *p_ptr, *g_ptr;
ERL_NIF_TERM ret_p, ret_g;
+ CHECK_OSE_CRYPTO();
+
if (!enif_get_int(env, argv[0], &prime_len)
|| !enif_get_int(env, argv[1], &generator)) {
@@ -2498,10 +2632,14 @@ static ERL_NIF_TERM dh_generate_parameters_nif(ErlNifEnv* env, int argc, const E
static ERL_NIF_TERM dh_check(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* ([PrimeLen, Generator]) */
- DH* dh_params = DH_new();
+ DH* dh_params;
int i;
ERL_NIF_TERM ret, head, tail;
+ CHECK_OSE_CRYPTO();
+
+ dh_params = DH_new();
+
if (!enif_get_list_cell(env, argv[0], &head, &tail)
|| !get_bn_from_bin(env, head, &dh_params->p)
|| !enif_get_list_cell(env, tail, &head, &tail)
@@ -2528,12 +2666,16 @@ static ERL_NIF_TERM dh_check(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]
static ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (PrivKey, DHParams=[P,G], Mpint) */
- DH* dh_params = DH_new();
+ DH* dh_params;
int pub_len, prv_len;
unsigned char *pub_ptr, *prv_ptr;
ERL_NIF_TERM ret, ret_pub, ret_prv, head, tail;
int mpint; /* 0 or 4 */
+ CHECK_OSE_CRYPTO();
+
+ dh_params = DH_new();
+
if (!(get_bn_from_bin(env, argv[0], &dh_params->priv_key)
|| argv[0] == atom_undefined)
|| !enif_get_list_cell(env, argv[1], &head, &tail)
@@ -2570,12 +2712,16 @@ static ERL_NIF_TERM dh_generate_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_
static ERL_NIF_TERM dh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
{/* (OthersPublicKey, MyPrivateKey, DHParams=[P,G]) */
- DH* dh_params = DH_new();
+ DH* dh_params;
BIGNUM* pubkey = NULL;
int i;
ErlNifBinary ret_bin;
ERL_NIF_TERM ret, head, tail;
+ CHECK_OSE_CRYPTO();
+
+ dh_params = DH_new();
+
if (!get_bn_from_bin(env, argv[0], &pubkey)
|| !get_bn_from_bin(env, argv[1], &dh_params->priv_key)
|| !enif_get_list_cell(env, argv[2], &head, &tail)
@@ -2613,6 +2759,8 @@ static ERL_NIF_TERM srp_value_B_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
unsigned dlen;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!get_bn_from_bin(env, argv[0], &bn_multiplier)
|| !get_bn_from_bin(env, argv[1], &bn_verifier)
|| !get_bn_from_bin(env, argv[2], &bn_generator)
@@ -2673,6 +2821,8 @@ static ERL_NIF_TERM srp_user_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_
unsigned dlen;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!get_bn_from_bin(env, argv[0], &bn_a)
|| !get_bn_from_bin(env, argv[1], &bn_u)
|| !get_bn_from_bin(env, argv[2], &bn_B)
@@ -2752,6 +2902,8 @@ static ERL_NIF_TERM srp_host_secret_nif(ErlNifEnv* env, int argc, const ERL_NIF_
unsigned dlen;
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!get_bn_from_bin(env, argv[0], &bn_verifier)
|| !get_bn_from_bin(env, argv[1], &bn_b)
|| !get_bn_from_bin(env, argv[2], &bn_u)
@@ -2812,6 +2964,8 @@ static ERL_NIF_TERM bf_cfb64_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM
int bf_n = 0; /* blowfish ivec pos */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
|| !enif_inspect_binary(env, argv[1], &ivec_bin)
|| ivec_bin.size != 8
@@ -2835,6 +2989,8 @@ static ERL_NIF_TERM bf_cbc_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
unsigned char bf_tkey[8]; /* blowfish ivec */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
|| !enif_inspect_binary(env, argv[1], &ivec_bin)
|| ivec_bin.size != 8
@@ -2858,6 +3014,8 @@ static ERL_NIF_TERM bf_ecb_crypt(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar
BF_KEY bf_key; /* blowfish key 8 */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
|| !enif_inspect_iolist_as_binary(env, argv[1], &data_bin)
|| data_bin.size < 8) {
@@ -2878,6 +3036,8 @@ static ERL_NIF_TERM blowfish_ofb64_encrypt(ErlNifEnv* env, int argc, const ERL_N
int bf_n = 0; /* blowfish ivec pos */
ERL_NIF_TERM ret;
+ CHECK_OSE_CRYPTO();
+
if (!enif_inspect_iolist_as_binary(env, argv[0], &key_bin)
|| !enif_inspect_binary(env, argv[1], &ivec_bin)
|| ivec_bin.size != 8
@@ -3196,6 +3356,8 @@ static ERL_NIF_TERM ec_key_generate(ErlNifEnv* env, int argc, const ERL_NIF_TERM
#if defined(HAVE_EC)
EC_KEY *key = ec_key_new(env, argv[0]);
+ CHECK_OSE_CRYPTO();
+
if (key && EC_KEY_generate_key(key)) {
const EC_GROUP *group;
const EC_POINT *public_key;
@@ -3233,6 +3395,8 @@ static ERL_NIF_TERM ecdsa_sign_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM
struct digest_type_t *digp;
unsigned char* digest;
+ CHECK_OSE_CRYPTO();
+
digp = get_digest_type(argv[0]);
if (!digp) {
return enif_make_badarg(env);
@@ -3300,6 +3464,8 @@ static ERL_NIF_TERM ecdsa_verify_nif(ErlNifEnv* env, int argc, const ERL_NIF_TER
struct digest_type_t* digp = NULL;
unsigned char* digest = NULL;
+ CHECK_OSE_CRYPTO();
+
digp = get_digest_type(type);
if (!digp) {
return enif_make_badarg(env);
@@ -3363,6 +3529,8 @@ static ERL_NIF_TERM ecdh_compute_key_nif(ErlNifEnv* env, int argc, const ERL_NIF
EC_POINT *my_ecpoint;
EC_KEY *other_ecdh = NULL;
+ CHECK_OSE_CRYPTO();
+
if (!get_ec_key(env, argv[1], argv[2], atom_undefined, &key))
return enif_make_badarg(env);
@@ -3403,6 +3571,16 @@ out_err:
#endif
}
+static ERL_NIF_TERM rand_seed_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[])
+{
+ ErlNifBinary seed_bin;
+ CHECK_OSE_CRYPTO();
+ if (!enif_inspect_binary(env, argv[0], &seed_bin))
+ return enif_make_badarg(env);
+ RAND_seed(seed_bin.data,seed_bin.size);
+ return atom_ok;
+}
+
/* HMAC */
diff --git a/lib/crypto/doc/src/crypto.xml b/lib/crypto/doc/src/crypto.xml
index c95827c371..e88bf01491 100644
--- a/lib/crypto/doc/src/crypto.xml
+++ b/lib/crypto/doc/src/crypto.xml
@@ -556,6 +556,21 @@
</desc>
</func>
+ <func>
+ <name>rand_seed(Seed) -> ok</name>
+ <fsummary>Set the seed for random bytes generation</fsummary>
+ <type>
+ <v>Seed = binary()</v>
+ </type>
+ <desc>
+ <p>Set the seed for PRNG to the given binary. This calls the
+ RAND_seed function from openssl. Only use this if the system
+ you are running on does not have enough "randomness" built in.
+ Normally this is when <seealso marker="#strong_rand_bytes/1">
+ stong_rand_bytes/1</seealso> returns <c>low_entropy</c></p>
+ </desc>
+ </func>
+
<func>
<name>rand_uniform(Lo, Hi) -> N</name>
<fsummary>Generate a random number</fsummary>
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index d953bd3bca..5bf52fc8a4 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -35,6 +35,7 @@
-export([private_encrypt/4, public_decrypt/4]).
-export([dh_generate_parameters/2, dh_check/1]). %% Testing see
-export([ec_curve/1, ec_curves/0]).
+-export([rand_seed/1]).
%% DEPRECATED
%% Replaced by hash_*
@@ -437,6 +438,11 @@ rand_uniform_pos(_,_) ->
rand_uniform_nif(_From,_To) -> ?nif_stub.
+-spec rand_seed(binary()) -> ok.
+rand_seed(Seed) ->
+ rand_seed_nif(Seed).
+
+rand_seed_nif(_Seed) -> ?nif_stub.
-spec mod_pow(binary()|integer(), binary()|integer(), binary()|integer()) -> binary() | error.
mod_pow(Base, Exponent, Prime) ->
@@ -1774,6 +1780,7 @@ mod_exp_nif(_Base,_Exp,_Mod,_bin_hdr) -> ?nif_stub.
rand_bytes,
strong_rand_bytes,
rand_uniform,
+ rand_seed,
mod_pow,
exor,
%% deprecated
diff --git a/lib/crypto/test/crypto_SUITE.erl b/lib/crypto/test/crypto_SUITE.erl
index 8efd962283..63552d2e70 100644
--- a/lib/crypto/test/crypto_SUITE.erl
+++ b/lib/crypto/test/crypto_SUITE.erl
@@ -105,7 +105,21 @@ groups() ->
init_per_suite(Config) ->
try crypto:start() of
ok ->
- Config
+ try crypto:strong_rand_bytes(1) of
+ _ ->
+ Config
+ catch error:low_entropy ->
+ %% Make sure we are on OSE, otherwise we want to crash
+ {ose,_} = os:type(),
+
+ %% This is NOT how you want to seed this, it is just here
+ %% to make the tests pass. Check your OS manual for how you
+ %% really want to seed.
+ {H,M,L} = erlang:now(),
+ Bin = <<H:24,M:20,L:20>>,
+ crypto:rand_seed(<< <<Bin/binary>> || _ <- lists:seq(1,16) >>),
+ Config
+ end
catch _:_ ->
{skip, "Crypto did not start"}
end.