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https://github.com/trezor/trezor-firmware.git
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use both private and public bip32 versions
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parent
e17e0590f5
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23
bip32.c
23
bip32.c
@ -7,9 +7,11 @@
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#include "sha2.h"
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#include "ripemd160.h"
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void hdnode_from_xpub(uint8_t version_byte, uint32_t version, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *public_key, HDNode *out)
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void hdnode_from_xpub(uint8_t version_byte, uint32_t version_private, uint32_t version_public, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *public_key, HDNode *out)
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{
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out->version = version;
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out->version = version_public;
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out->version_private = version_private;
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out->version_public = version_public;
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out->depth = depth;
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out->fingerprint = fingerprint;
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out->child_num = child_num;
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@ -20,9 +22,11 @@ void hdnode_from_xpub(uint8_t version_byte, uint32_t version, uint32_t depth, ui
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hdnode_fill_address(out);
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}
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void hdnode_from_xprv(uint8_t version_byte, uint32_t version, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *private_key, HDNode *out)
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void hdnode_from_xprv(uint8_t version_byte, uint32_t version_private, uint32_t version_public, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *private_key, HDNode *out)
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{
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out->version = version;
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out->version = version_private;
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out->version_private = version_private;
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out->version_public = version_public;
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out->depth = depth;
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out->fingerprint = fingerprint;
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out->child_num = child_num;
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@ -33,10 +37,12 @@ void hdnode_from_xprv(uint8_t version_byte, uint32_t version, uint32_t depth, ui
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hdnode_fill_address(out);
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}
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void hdnode_from_seed(uint8_t version_byte, uint32_t version, uint8_t *seed, int seed_len, HDNode *out)
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void hdnode_from_seed(uint8_t version_byte, uint32_t version_private, uint32_t version_public, uint8_t *seed, int seed_len, HDNode *out)
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{
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uint8_t I[32 + 32];
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out->version = version;
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out->version = version_private;
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out->version_private = version_private;
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out->version_public = version_public;
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out->depth = 0;
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out->fingerprint = 0x00000000;
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out->child_num = 0;
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@ -55,6 +61,8 @@ int hdnode_private_ckd(HDNode *inout, uint32_t i)
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uint8_t fingerprint[32];
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bignum256 a, b;
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inout->version = inout->version_private;
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if (i & 0x80000000) { // private derivation
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data[0] = 0;
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memcpy(data + 1, inout->private_key, 32);
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@ -82,6 +90,7 @@ int hdnode_private_ckd(HDNode *inout, uint32_t i)
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hdnode_fill_public_key(inout);
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hdnode_fill_address(inout);
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return 1;
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}
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@ -93,6 +102,8 @@ int hdnode_public_ckd(HDNode *inout, uint32_t i)
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curve_point a, b;
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bignum256 c;
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inout->version = inout->version_public;
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if (i & 0x80000000) { // private derivation
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return 0;
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} else { // public derivation
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10
bip32.h
10
bip32.h
@ -11,15 +11,17 @@ typedef struct {
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uint8_t chain_code[32];
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uint8_t private_key[32];
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uint8_t public_key[33];
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uint8_t version_byte;
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char address[35];
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uint8_t version_byte;
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uint32_t version_private;
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uint32_t version_public;
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} HDNode;
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void hdnode_from_xpub(uint8_t version_byte, uint32_t version, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *public_key, HDNode *out);
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void hdnode_from_xpub(uint8_t version_byte, uint32_t version_private, uint32_t version_public, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *public_key, HDNode *out);
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void hdnode_from_xprv(uint8_t version_byte, uint32_t version, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *private_key, HDNode *out);
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void hdnode_from_xprv(uint8_t version_byte, uint32_t version_private, uint32_t version_public, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *private_key, HDNode *out);
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void hdnode_from_seed(uint8_t version_byte, uint32_t version, uint8_t *seed, int seed_len, HDNode *out);
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void hdnode_from_seed(uint8_t version_byte, uint32_t version_private, uint32_t version_public, uint8_t *seed, int seed_len, HDNode *out);
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#define hdnode_private_ckd_prime(X, I) hdnode_private_ckd((X), ((I) | 0x80000000))
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6
tests.c
6
tests.c
@ -80,7 +80,7 @@ START_TEST(test_bip32_vector_1)
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HDNode node;
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// init m
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hdnode_from_seed(0x00, 0x0488B21E, fromhex("000102030405060708090a0b0c0d0e0f"), 16, &node);
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hdnode_from_seed(0x00, 0x0488ADE4, 0x0488B21E, fromhex("000102030405060708090a0b0c0d0e0f"), 16, &node);
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// [Chain m]
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ck_assert_int_eq(node.fingerprint, 0x00000000);
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@ -138,7 +138,7 @@ START_TEST(test_bip32_vector_2)
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int r;
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// init m
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hdnode_from_seed(0x00, 0x0488B21E, fromhex("fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542"), 64, &node);
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hdnode_from_seed(0x00, 0x0488ADE4, 0x0488B21E, fromhex("fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542"), 64, &node);
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// [Chain m]
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ck_assert_int_eq(node.fingerprint, 0x00000000);
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@ -193,7 +193,7 @@ START_TEST(test_bip32_vector_2)
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ck_assert_str_eq(node.address, "14UKfRV9ZPUp6ZC9PLhqbRtxdihW9em3xt");
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// init m
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hdnode_from_seed(0x00, 0x0488B21E, fromhex("fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542"), 64, &node);
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hdnode_from_seed(0x00, 0x0488ADE4, 0x0488B21E, fromhex("fffcf9f6f3f0edeae7e4e1dedbd8d5d2cfccc9c6c3c0bdbab7b4b1aeaba8a5a29f9c999693908d8a8784817e7b7875726f6c696663605d5a5754514e4b484542"), 64, &node);
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// test public derivation
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// [Chain m/0]
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