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@ -9,9 +9,6 @@
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#include "trezor-crypto/blake2b.h"
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#define HASH_BLAKE2B_BLOCK_SIZE BLAKE2B_BLOCKBYTES
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#define HASH_BLAKE2B_DIGEST_SIZE BLAKE2B_OUTBYTES
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typedef struct _mp_obj_Blake2b_t {
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mp_obj_base_t base;
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BLAKE2B_CTX ctx;
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@ -31,9 +28,9 @@ STATIC mp_obj_t mod_TrezorCrypto_Blake2b_make_new(const mp_obj_type_t *type, siz
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if (n_args == 2) {
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mp_buffer_info_t key;
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mp_get_buffer_raise(args[1], &key, MP_BUFFER_READ);
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blake2b_InitKey(&(o->ctx), BLAKE2B_OUTBYTES, key.buf, key.len);
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blake2b_InitKey(&(o->ctx), BLAKE2B_DIGEST_LENGTH, key.buf, key.len);
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} else {
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blake2b_Init(&(o->ctx), BLAKE2B_OUTBYTES);
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blake2b_Init(&(o->ctx), BLAKE2B_DIGEST_LENGTH);
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}
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// constructor called with data argument set
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if (n_args >= 1) {
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@ -64,10 +61,10 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_2(mod_TrezorCrypto_Blake2b_update_obj, mod_Trezor
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STATIC mp_obj_t mod_TrezorCrypto_Blake2b_digest(mp_obj_t self) {
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mp_obj_Blake2b_t *o = MP_OBJ_TO_PTR(self);
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vstr_t vstr;
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vstr_init_len(&vstr, HASH_BLAKE2B_DIGEST_SIZE);
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vstr_init_len(&vstr, BLAKE2B_DIGEST_LENGTH);
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BLAKE2B_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(BLAKE2B_CTX));
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blake2b_Final(&ctx, (uint8_t *)vstr.buf, BLAKE2B_OUTBYTES);
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blake2b_Final(&ctx, (uint8_t *)vstr.buf, BLAKE2B_DIGEST_LENGTH);
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memset(&ctx, 0, sizeof(BLAKE2B_CTX));
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return mp_obj_new_str_from_vstr(&mp_type_bytes, &vstr);
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}
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@ -84,8 +81,8 @@ STATIC const mp_rom_map_elem_t mod_TrezorCrypto_Blake2b_locals_dict_table[] = {
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{ MP_ROM_QSTR(MP_QSTR_update), MP_ROM_PTR(&mod_TrezorCrypto_Blake2b_update_obj) },
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{ MP_ROM_QSTR(MP_QSTR_digest), MP_ROM_PTR(&mod_TrezorCrypto_Blake2b_digest_obj) },
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{ MP_ROM_QSTR(MP_QSTR___del__), MP_ROM_PTR(&mod_TrezorCrypto_Blake2b___del___obj) },
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{ MP_ROM_QSTR(MP_QSTR_block_size), MP_OBJ_NEW_SMALL_INT(HASH_BLAKE2B_BLOCK_SIZE) },
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{ MP_ROM_QSTR(MP_QSTR_digest_size), MP_OBJ_NEW_SMALL_INT(HASH_BLAKE2B_DIGEST_SIZE) },
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{ MP_ROM_QSTR(MP_QSTR_block_size), MP_OBJ_NEW_SMALL_INT(BLAKE2B_BLOCK_LENGTH) },
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{ MP_ROM_QSTR(MP_QSTR_digest_size), MP_OBJ_NEW_SMALL_INT(BLAKE2B_DIGEST_LENGTH) },
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};
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STATIC MP_DEFINE_CONST_DICT(mod_TrezorCrypto_Blake2b_locals_dict, mod_TrezorCrypto_Blake2b_locals_dict_table);
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