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mirror of https://github.com/trezor/trezor-firmware.git synced 2024-12-26 16:18:22 +00:00

add hdnode_coin_version to be able to set coin version from outside

This commit is contained in:
Pavol Rusnak 2013-11-28 02:47:00 +01:00
parent 02adc15ec9
commit 353606e2df
2 changed files with 10 additions and 6 deletions

12
bip32.c
View File

@ -5,6 +5,8 @@
#include "ecdsa.h"
#include "bip32.h"
uint8_t hdnode_coin_version = 0x00;
void hdnode_from_pub(uint32_t version, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *public_key, HDNode *out)
{
out->version = version;
@ -14,7 +16,7 @@ void hdnode_from_pub(uint32_t version, uint32_t depth, uint32_t fingerprint, uin
memcpy(out->chain_code, chain_code, 32);
memcpy(out->public_key, public_key, 33);
memset(out->private_key, 0, 32);
hdnode_fill_address(out, 0x00);
hdnode_fill_address(out);
}
void hdnode_from_seed(uint8_t *seed, int seed_len, HDNode *out)
@ -27,7 +29,7 @@ void hdnode_from_seed(uint8_t *seed, int seed_len, HDNode *out)
// form a continuous 64 byte block in the memory
hmac_sha512((uint8_t *)"Bitcoin seed", 12, seed, seed_len, out->private_key);
hdnode_fill_public_key(out);
hdnode_fill_address(out, 0x00);
hdnode_fill_address(out);
}
void hdnode_descent(HDNode *inout, uint32_t i)
@ -57,7 +59,7 @@ void hdnode_descent(HDNode *inout, uint32_t i)
bn_write_be(&a, inout->private_key);
hdnode_fill_public_key(inout);
hdnode_fill_address(inout, 0x00);
hdnode_fill_address(inout);
}
void hdnode_fill_public_key(HDNode *xprv)
@ -65,7 +67,7 @@ void hdnode_fill_public_key(HDNode *xprv)
ecdsa_get_public_key33(xprv->private_key, xprv->public_key);
}
void hdnode_fill_address(HDNode *xprv, uint8_t version)
void hdnode_fill_address(HDNode *xprv)
{
ecdsa_get_address(xprv->public_key, version, xprv->address);
ecdsa_get_address(xprv->public_key, hdnode_coin_version, xprv->address);
}

View File

@ -14,6 +14,8 @@ typedef struct {
char address[35];
} HDNode;
extern uint8_t hdnode_coin_version;
void hdnode_from_pub(uint32_t version, uint32_t depth, uint32_t fingerprint, uint32_t child_num, uint8_t *chain_code, uint8_t *public_key, HDNode *out);
void hdnode_from_seed(uint8_t *seed, int seed_len, HDNode *out);
@ -24,6 +26,6 @@ void hdnode_descent(HDNode *inout, uint32_t i);
void hdnode_fill_public_key(HDNode *xprv);
void hdnode_fill_address(HDNode *xprv, uint8_t version);
void hdnode_fill_address(HDNode *xprv);
#endif