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author | Michael Loftis <[email protected]> | 2012-12-18 15:08:46 -0700 |
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committer | Michael Loftis <[email protected]> | 2012-12-18 15:08:46 -0700 |
commit | 3881407ea8444c280d9659f40e6c169a1e10310d (patch) | |
tree | 4a9fec48d16a16c9c122ad79bc743efcd5d8422a /lib/crypto/c_src | |
parent | 70892a1e03e441b24f879a9bb5f124defbab2e16 (diff) | |
download | otp-3881407ea8444c280d9659f40e6c169a1e10310d.tar.gz otp-3881407ea8444c280d9659f40e6c169a1e10310d.tar.bz2 otp-3881407ea8444c280d9659f40e6c169a1e10310d.zip |
add ripemd160 support to crypto
add ripemd160 message digest support to the crypto app,
includes some test cases.
Diffstat (limited to 'lib/crypto/c_src')
-rw-r--r-- | lib/crypto/c_src/crypto.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/lib/crypto/c_src/crypto.c b/lib/crypto/c_src/crypto.c index 72c9e5b8e8..b08e570dba 100644 --- a/lib/crypto/c_src/crypto.c +++ b/lib/crypto/c_src/crypto.c @@ -44,6 +44,7 @@ #include <openssl/md5.h> #include <openssl/md4.h> #include <openssl/sha.h> +#include <openssl/ripemd.h> #include <openssl/bn.h> #include <openssl/objects.h> #include <openssl/rc4.h> @@ -139,6 +140,10 @@ 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[]); static ERL_NIF_TERM md5_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); static ERL_NIF_TERM md5_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +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[]); +static ERL_NIF_TERM ripemd160_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); +static ERL_NIF_TERM ripemd160_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); 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[]); static ERL_NIF_TERM sha_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); @@ -246,6 +251,10 @@ static ErlNifFunc nif_funcs[] = { {"md5_init", 0, md5_init}, {"md5_update", 2, md5_update}, {"md5_final", 1, md5_final}, + {"ripemd160", 1, ripemd160}, + {"ripemd160_init", 0, ripemd160_init}, + {"ripemd160_update", 2, ripemd160_update}, + {"ripemd160_final", 1, ripemd160_final}, {"sha", 1, sha}, {"sha_init", 0, sha_init}, {"sha_update", 2, sha_update}, @@ -600,6 +609,53 @@ static ERL_NIF_TERM md5_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[ return ret; } +static ERL_NIF_TERM ripemd160(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Data) */ + ErlNifBinary ibin; + ERL_NIF_TERM ret; + + if (!enif_inspect_iolist_as_binary(env, argv[0], &ibin)) { + return enif_make_badarg(env); + } + RIPEMD160((unsigned char *) ibin.data, ibin.size, + enif_make_new_binary(env,RIPEMD160_LEN, &ret)); + return ret; +} +static ERL_NIF_TERM ripemd160_init(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* () */ + ERL_NIF_TERM ret; + RIPEMD160_Init((RIPEMD160_CTX *) enif_make_new_binary(env, RIPEMD160_CTX_LEN, &ret)); + return ret; +} +static ERL_NIF_TERM ripemd160_update(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Context, Data) */ + RIPEMD160_CTX* new_ctx; + ErlNifBinary ctx_bin, data_bin; + ERL_NIF_TERM ret; + 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)) { + return enif_make_badarg(env); + } + new_ctx = (RIPEMD160_CTX*) enif_make_new_binary(env,RIPEMD160_CTX_LEN, &ret); + memcpy(new_ctx, ctx_bin.data, RIPEMD160_CTX_LEN); + RIPEMD160_Update(new_ctx, data_bin.data, data_bin.size); + return ret; +} +static ERL_NIF_TERM ripemd160_final(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{/* (Context) */ + ErlNifBinary ctx_bin; + RIPEMD160_CTX ctx_clone; + ERL_NIF_TERM ret; + if (!enif_inspect_binary(env, argv[0], &ctx_bin) || ctx_bin.size != RIPEMD160_CTX_LEN) { + return enif_make_badarg(env); + } + memcpy(&ctx_clone, ctx_bin.data, RIPEMD160_CTX_LEN); /* writable */ + RIPEMD160_Final(enif_make_new_binary(env, RIPEMD160_LEN, &ret), &ctx_clone); + return ret; +} + + static ERL_NIF_TERM sha(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) {/* (Data) */ ErlNifBinary ibin; |