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import mbedtls, use it in for hashes

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This commit is contained in:
Pavol Rusnak 2016-04-15 19:30:56 +02:00
parent afbd1b0f22
commit 4777df03b6
No known key found for this signature in database
GPG Key ID: 91F3B339B9A02A3D
7 changed files with 36 additions and 25 deletions
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3
.gitmodules vendored
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@ -7,3 +7,6 @@
[submodule "vendor/trezor-crypto"]
path = vendor/trezor-crypto
url = https://github.com/trezor/trezor-crypto.git
[submodule "vendor/mbedtls"]
path = vendor/mbedtls
url = https://github.com/trezor/mbedtls.git

1
extmod/modTrezorCrypto/mbedtls Symbolic link
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@ -0,0 +1 @@
../../vendor/mbedtls

18
extmod/modTrezorCrypto/modTrezorCrypto-ripemd160.h
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@ -7,7 +7,7 @@
#include "py/objstr.h"
#include "trezor-crypto/ripemd160.h"
#include "mbedtls/ripemd160.h"
#define HASH_RIPEMD160_BLOCK_SIZE 64
#define HASH_RIPEMD160_DIGEST_SIZE 20
@ -15,21 +15,22 @@
// class Ripemd160(object):
typedef struct _mp_obj_Ripemd160_t {
mp_obj_base_t base;
RIPEMD160_CTX ctx;
mbedtls_ripemd160_context ctx;
} mp_obj_Ripemd160_t;
// def Ripemd160.__init__(self, data: bytes = None)
STATIC mp_obj_t mod_TrezorCrypto_Ripemd160_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_obj_Ripemd160_t *o = m_new_obj(mp_obj_Ripemd160_t);
o->base.type = type;
ripemd160_Init(&(o->ctx));
mbedtls_ripemd160_init(&(o->ctx));
mbedtls_ripemd160_starts(&(o->ctx));
// constructor called with bytes/str as first parameter
if (n_args == 1) {
if (!MP_OBJ_IS_STR_OR_BYTES(args[0])) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "Invalid argument"));
}
GET_STR_DATA_LEN(args[0], data, datalen);
ripemd160_Update(&(o->ctx), data, datalen);
mbedtls_ripemd160_update(&(o->ctx), data, datalen);
} else if (n_args != 0) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "Invalid arguments"));
}
@ -41,7 +42,7 @@ STATIC mp_obj_t mod_TrezorCrypto_Ripemd160_update(mp_obj_t self, mp_obj_t data)
mp_obj_Ripemd160_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t databuf;
mp_get_buffer_raise(data, &databuf, MP_BUFFER_READ);
ripemd160_Update(&(o->ctx), databuf.buf, databuf.len);
mbedtls_ripemd160_update(&(o->ctx), databuf.buf, databuf.len);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorCrypto_Ripemd160_update_obj, mod_TrezorCrypto_Ripemd160_update);
@ -51,9 +52,10 @@ STATIC mp_obj_t mod_TrezorCrypto_Ripemd160_digest(mp_obj_t self) {
mp_obj_Ripemd160_t *o = MP_OBJ_TO_PTR(self);
vstr_t vstr;
vstr_init_len(&vstr, HASH_RIPEMD160_DIGEST_SIZE);
RIPEMD160_CTX ctx;
memcpy(&ctx, &(o->ctx), sizeof(RIPEMD160_CTX));
ripemd160_Final((uint8_t *)vstr.buf, &ctx);
mbedtls_ripemd160_context ctx;
mbedtls_ripemd160_clone(&ctx, &(o->ctx));
mbedtls_ripemd160_finish(&ctx, (uint8_t *)vstr.buf);
mbedtls_ripemd160_free(&ctx);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_TrezorCrypto_Ripemd160_digest_obj, mod_TrezorCrypto_Ripemd160_digest);

18
extmod/modTrezorCrypto/modTrezorCrypto-sha256.h
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@ -7,7 +7,7 @@
#include "py/objstr.h"
#include "trezor-crypto/sha2.h"
#include "mbedtls/sha256.h"
#define HASH_SHA256_BLOCK_SIZE 64
#define HASH_SHA256_DIGEST_SIZE 32
@ -15,21 +15,22 @@
// class Sha256(object):
typedef struct _mp_obj_Sha256_t {
mp_obj_base_t base;
SHA256_CTX ctx;
mbedtls_sha256_context ctx;
} mp_obj_Sha256_t;
// def Sha256.__init__(self, data: bytes = None)
STATIC mp_obj_t mod_TrezorCrypto_Sha256_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_obj_Sha256_t *o = m_new_obj(mp_obj_Sha256_t);
o->base.type = type;
sha256_Init(&(o->ctx));
mbedtls_sha256_init(&(o->ctx));
mbedtls_sha256_starts(&(o->ctx), 0);
// constructor called with bytes/str as first parameter
if (n_args == 1) {
if (!MP_OBJ_IS_STR_OR_BYTES(args[0])) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "Invalid argument"));
}
GET_STR_DATA_LEN(args[0], data, datalen);
sha256_Update(&(o->ctx), data, datalen);
mbedtls_sha256_update(&(o->ctx), data, datalen);
} else if (n_args != 0) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "Invalid arguments"));
}
@ -41,7 +42,7 @@ STATIC mp_obj_t mod_TrezorCrypto_Sha256_update(mp_obj_t self, mp_obj_t data) {
mp_obj_Sha256_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t databuf;
mp_get_buffer_raise(data, &databuf, MP_BUFFER_READ);
sha256_Update(&(o->ctx), databuf.buf, databuf.len);
mbedtls_sha256_update(&(o->ctx), databuf.buf, databuf.len);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorCrypto_Sha256_update_obj, mod_TrezorCrypto_Sha256_update);
@ -51,9 +52,10 @@ STATIC mp_obj_t mod_TrezorCrypto_Sha256_digest(mp_obj_t self) {
mp_obj_Sha256_t *o = MP_OBJ_TO_PTR(self);
vstr_t vstr;
vstr_init_len(&vstr, HASH_SHA256_DIGEST_SIZE);
SHA256_CTX ctx;
memcpy(&ctx, &(o->ctx), sizeof(SHA256_CTX));
sha256_Final((uint8_t *)vstr.buf, &ctx);
mbedtls_sha256_context ctx;
mbedtls_sha256_clone(&ctx, &(o->ctx));
mbedtls_sha256_finish(&ctx, (uint8_t *)vstr.buf);
mbedtls_sha256_free(&ctx);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_TrezorCrypto_Sha256_digest_obj, mod_TrezorCrypto_Sha256_digest);

18
extmod/modTrezorCrypto/modTrezorCrypto-sha512.h
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@ -7,7 +7,7 @@
#include "py/objstr.h"
#include "trezor-crypto/sha2.h"
#include "mbedtls/sha512.h"
#define HASH_SHA512_BLOCK_SIZE 128
#define HASH_SHA512_DIGEST_SIZE 64
@ -15,21 +15,22 @@
// class Sha512(object):
typedef struct _mp_obj_Sha512_t {
mp_obj_base_t base;
SHA512_CTX ctx;
mbedtls_sha512_context ctx;
} mp_obj_Sha512_t;
// def Sha512.__init__(self, data: bytes = None)
STATIC mp_obj_t mod_TrezorCrypto_Sha512_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *args) {
mp_obj_Sha512_t *o = m_new_obj(mp_obj_Sha512_t);
o->base.type = type;
sha512_Init(&(o->ctx));
mbedtls_sha512_init(&(o->ctx));
mbedtls_sha512_starts(&(o->ctx), 0);
// constructor called with bytes/str as first parameter
if (n_args == 1) {
if (!MP_OBJ_IS_STR_OR_BYTES(args[0])) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "Invalid argument"));
}
GET_STR_DATA_LEN(args[0], data, datalen);
sha512_Update(&(o->ctx), data, datalen);
mbedtls_sha512_update(&(o->ctx), data, datalen);
} else if (n_args != 0) {
nlr_raise(mp_obj_new_exception_msg(&mp_type_TypeError, "Invalid arguments"));
}
@ -41,7 +42,7 @@ STATIC mp_obj_t mod_TrezorCrypto_Sha512_update(mp_obj_t self, mp_obj_t data) {
mp_obj_Sha512_t *o = MP_OBJ_TO_PTR(self);
mp_buffer_info_t databuf;
mp_get_buffer_raise(data, &databuf, MP_BUFFER_READ);
sha512_Update(&(o->ctx), databuf.buf, databuf.len);
mbedtls_sha512_update(&(o->ctx), databuf.buf, databuf.len);
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorCrypto_Sha512_update_obj, mod_TrezorCrypto_Sha512_update);
@ -51,9 +52,10 @@ STATIC mp_obj_t mod_TrezorCrypto_Sha512_digest(mp_obj_t self) {
mp_obj_Sha512_t *o = MP_OBJ_TO_PTR(self);
vstr_t vstr;
vstr_init_len(&vstr, HASH_SHA512_DIGEST_SIZE);
SHA512_CTX ctx;
memcpy(&ctx, &(o->ctx), sizeof(SHA512_CTX));
sha512_Final((uint8_t *)vstr.buf, &ctx);
mbedtls_sha512_context ctx;
mbedtls_sha512_clone(&ctx, &(o->ctx));
mbedtls_sha512_finish(&ctx, (uint8_t *)vstr.buf);
mbedtls_sha512_free(&ctx);
return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_TrezorCrypto_Sha512_digest_obj, mod_TrezorCrypto_Sha512_digest);

1
vendor/mbedtls vendored Submodule

@ -0,0 +1 @@
Subproject commit 0e4d9afa61cd33f4757abf60f834ba596dfc46a8

2
vendor/micropython vendored

@ -1 +1 @@
Subproject commit 52d6f0318203eaa2c1ab58da944aafdb857e0119
Subproject commit fe1e443bd439be3e0c7942f0ed3f7cbfd3efd5dc