mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-23 23:08:14 +00:00
replace all usage of memset(_, 0, _) with memzero
This commit is contained in:
parent
c6f9c04365
commit
806805e296
@ -7,6 +7,14 @@ CPPPATH_MOD = []
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CPPDEFINES_MOD = []
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SOURCE_MOD = []
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# modtrezorcrypto
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CPPPATH_MOD += [
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'vendor/trezor-crypto',
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]
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SOURCE_MOD += [
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'vendor/trezor-crypto/memzero.c',
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]
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# modtrezorui
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CPPDEFINES_MOD += [
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'TREZOR_FONT_BOLD_ENABLE',
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@ -29,6 +29,8 @@
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#include "lowlevel.h"
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#include "version.h"
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#include "memzero.h"
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const uint8_t BOARDLOADER_KEY_M = 2;
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const uint8_t BOARDLOADER_KEY_N = 3;
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static const uint8_t * const BOARDLOADER_KEYS[] = {
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@ -57,7 +59,7 @@ static uint32_t check_sdcard(void)
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uint32_t buf[IMAGE_HEADER_SIZE / sizeof(uint32_t)];
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memset(buf, 0, sizeof(buf));
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memzero(buf, sizeof(buf));
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const secbool read_status = sdcard_read_blocks(buf, 0, IMAGE_HEADER_SIZE / SDCARD_BLOCK_SIZE);
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@ -34,6 +34,8 @@
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#include "bootui.h"
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#include "messages.h"
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#include "memzero.h"
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#define MSG_HEADER1_LEN 9
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#define MSG_HEADER2_LEN 1
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@ -96,7 +98,7 @@ static bool _usb_write(pb_ostream_t *stream, const pb_byte_t *buf, size_t count)
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ensure(sectrue * (r == USB_PACKET_SIZE), NULL);
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// prepare new packet
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state->packet_index++;
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memset(state->buf, 0, USB_PACKET_SIZE);
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memzero(state->buf, USB_PACKET_SIZE);
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state->buf[0] = '?';
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state->packet_pos = MSG_HEADER2_LEN;
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}
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@ -110,7 +112,7 @@ static void _usb_write_flush(usb_write_state *state)
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// if packet is not filled up completely
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if (state->packet_pos < USB_PACKET_SIZE) {
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// pad it with zeroes
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memset(state->buf + state->packet_pos, 0, USB_PACKET_SIZE - state->packet_pos);
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memzero(state->buf + state->packet_pos, USB_PACKET_SIZE - state->packet_pos);
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}
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// send packet
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int r = usb_webusb_write_blocking(state->iface_num, state->buf, USB_PACKET_SIZE, USB_TIMEOUT);
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@ -161,9 +163,9 @@ static secbool _send_msg(uint8_t iface_num, uint16_t msg_id, const pb_field_t fi
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#define MSG_SEND_INIT(TYPE) TYPE msg_send = TYPE##_init_default
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#define MSG_SEND_ASSIGN_VALUE(FIELD, VALUE) { msg_send.has_##FIELD = true; msg_send.FIELD = VALUE; }
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#define MSG_SEND_ASSIGN_STRING(FIELD, VALUE) { msg_send.has_##FIELD = true; memset(msg_send.FIELD, 0, sizeof(msg_send.FIELD)); strncpy(msg_send.FIELD, VALUE, sizeof(msg_send.FIELD) - 1); }
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#define MSG_SEND_ASSIGN_STRING_LEN(FIELD, VALUE, LEN) { msg_send.has_##FIELD = true; memset(msg_send.FIELD, 0, sizeof(msg_send.FIELD)); strncpy(msg_send.FIELD, VALUE, MIN(LEN, sizeof(msg_send.FIELD) - 1)); }
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#define MSG_SEND_ASSIGN_BYTES(FIELD, VALUE, LEN) { msg_send.has_##FIELD = true; memset(msg_send.FIELD.bytes, 0, sizeof(msg_send.FIELD.bytes)); memcpy(msg_send.FIELD.bytes, VALUE, MIN(LEN, sizeof(msg_send.FIELD.bytes))); msg_send.FIELD.size = MIN(LEN, sizeof(msg_send.FIELD.bytes)); }
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#define MSG_SEND_ASSIGN_STRING(FIELD, VALUE) { msg_send.has_##FIELD = true; memzero(msg_send.FIELD, sizeof(msg_send.FIELD)); strncpy(msg_send.FIELD, VALUE, sizeof(msg_send.FIELD) - 1); }
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#define MSG_SEND_ASSIGN_STRING_LEN(FIELD, VALUE, LEN) { msg_send.has_##FIELD = true; memzero(msg_send.FIELD, sizeof(msg_send.FIELD)); strncpy(msg_send.FIELD, VALUE, MIN(LEN, sizeof(msg_send.FIELD) - 1)); }
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#define MSG_SEND_ASSIGN_BYTES(FIELD, VALUE, LEN) { msg_send.has_##FIELD = true; memzero(msg_send.FIELD.bytes, sizeof(msg_send.FIELD.bytes)); memcpy(msg_send.FIELD.bytes, VALUE, MIN(LEN, sizeof(msg_send.FIELD.bytes))); msg_send.FIELD.size = MIN(LEN, sizeof(msg_send.FIELD.bytes)); }
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#define MSG_SEND(TYPE) _send_msg(iface_num, MessageType_MessageType_##TYPE, TYPE##_fields, &msg_send)
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typedef struct {
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@ -69,7 +69,7 @@ STATIC mp_obj_t mod_trezorcrypto_AES_make_new(const mp_obj_type_t *type, size_t
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}
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memcpy(o->iv, iv.buf, AES_BLOCK_SIZE);
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} else {
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memset(o->iv, 0, AES_BLOCK_SIZE);
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memzero(o->iv, AES_BLOCK_SIZE);
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}
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switch (key.len) {
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case 16:
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@ -76,7 +76,7 @@ STATIC mp_obj_t mod_trezorcrypto_Blake256_digest(mp_obj_t self) {
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BLAKE256_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(BLAKE256_CTX));
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blake256_Final(&ctx, hash);
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memset(&ctx, 0, sizeof(BLAKE256_CTX));
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memzero(&ctx, sizeof(BLAKE256_CTX));
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return mp_obj_new_bytes(hash, sizeof(hash));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Blake256_digest_obj, mod_trezorcrypto_Blake256_digest);
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@ -113,7 +113,7 @@ STATIC mp_obj_t mod_trezorcrypto_Blake2b_digest(mp_obj_t self) {
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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, out, ctx.outlen);
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memset(&ctx, 0, sizeof(BLAKE2B_CTX));
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memzero(&ctx, sizeof(BLAKE2B_CTX));
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return mp_obj_new_bytes(out, o->ctx.outlen);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Blake2b_digest_obj, mod_trezorcrypto_Blake2b_digest);
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@ -113,7 +113,7 @@ STATIC mp_obj_t mod_trezorcrypto_Blake2s_digest(mp_obj_t self) {
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BLAKE2S_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(BLAKE2S_CTX));
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blake2s_Final(&ctx, out, ctx.outlen);
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memset(&ctx, 0, sizeof(BLAKE2S_CTX));
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memzero(&ctx, sizeof(BLAKE2S_CTX));
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return mp_obj_new_bytes(out, o->ctx.outlen);
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Blake2s_digest_obj, mod_trezorcrypto_Blake2s_digest);
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@ -78,7 +78,7 @@ STATIC mp_obj_t mod_trezorcrypto_Groestl512_digest(mp_obj_t self) {
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GROESTL512_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(GROESTL512_CTX));
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groestl512_Final(&ctx, out);
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memset(&ctx, 0, sizeof(GROESTL512_CTX));
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memzero(&ctx, sizeof(GROESTL512_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Groestl512_digest_obj, mod_trezorcrypto_Groestl512_digest);
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@ -23,6 +23,7 @@
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#include "monero/monero.h"
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#include "bignum.h"
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#include "memzero.h"
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/// package: trezorcrypto.monero
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@ -1089,7 +1090,7 @@ STATIC mp_obj_t mod_trezorcrypto_monero_hasher_digest(size_t n_args, const mp_ob
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uint8_t out[SHA3_256_DIGEST_LENGTH];
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xmr_hasher_final(&ctx, out);
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memset(&ctx, 0, sizeof(SHA3_CTX));
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memzero(&ctx, sizeof(SHA3_CTX));
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if (n_args == 1 || args[1] == mp_const_none){
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return mp_obj_new_bytes(out, sizeof(out));
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@ -112,7 +112,7 @@ STATIC mp_obj_t mod_trezorcrypto_Pbkdf2_key(mp_obj_t self) {
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memcpy(&ctx, &(o->ctx256), sizeof(PBKDF2_HMAC_SHA256_CTX));
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uint8_t out[SHA256_DIGEST_LENGTH];
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pbkdf2_hmac_sha256_Final(&ctx, out);
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memset(&ctx, 0, sizeof(PBKDF2_HMAC_SHA256_CTX));
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memzero(&ctx, sizeof(PBKDF2_HMAC_SHA256_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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if (o->prf == PRF_HMAC_SHA512) {
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@ -120,7 +120,7 @@ STATIC mp_obj_t mod_trezorcrypto_Pbkdf2_key(mp_obj_t self) {
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memcpy(&ctx, &(o->ctx512), sizeof(PBKDF2_HMAC_SHA512_CTX));
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uint8_t out[SHA512_DIGEST_LENGTH];
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pbkdf2_hmac_sha512_Final(&ctx, out);
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memset(&ctx, 0, sizeof(PBKDF2_HMAC_SHA512_CTX));
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memzero(&ctx, sizeof(PBKDF2_HMAC_SHA512_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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return mp_const_none;
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@ -76,7 +76,7 @@ STATIC mp_obj_t mod_trezorcrypto_Ripemd160_digest(mp_obj_t self) {
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RIPEMD160_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(RIPEMD160_CTX));
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ripemd160_Final(&ctx, out);
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memset(&ctx, 0, sizeof(RIPEMD160_CTX));
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memzero(&ctx, sizeof(RIPEMD160_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Ripemd160_digest_obj, mod_trezorcrypto_Ripemd160_digest);
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@ -76,7 +76,7 @@ STATIC mp_obj_t mod_trezorcrypto_Sha1_digest(mp_obj_t self) {
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SHA1_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(SHA1_CTX));
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sha1_Final(&ctx, out);
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memset(&ctx, 0, sizeof(SHA1_CTX));
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memzero(&ctx, sizeof(SHA1_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Sha1_digest_obj, mod_trezorcrypto_Sha1_digest);
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SHA256_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(SHA256_CTX));
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sha256_Final(&ctx, out);
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memset(&ctx, 0, sizeof(SHA256_CTX));
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memzero(&ctx, sizeof(SHA256_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Sha256_digest_obj, mod_trezorcrypto_Sha256_digest);
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@ -92,7 +92,7 @@ STATIC mp_obj_t mod_trezorcrypto_Sha3_256_digest(mp_obj_t self) {
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} else {
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sha3_Final(&ctx, out);
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}
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memset(&ctx, 0, sizeof(SHA3_CTX));
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memzero(&ctx, sizeof(SHA3_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Sha3_256_digest_obj, mod_trezorcrypto_Sha3_256_digest);
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@ -92,7 +92,7 @@ STATIC mp_obj_t mod_trezorcrypto_Sha3_512_digest(mp_obj_t self) {
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} else {
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sha3_Final(&ctx, out);
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}
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memset(&ctx, 0, sizeof(SHA3_CTX));
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memzero(&ctx, sizeof(SHA3_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Sha3_512_digest_obj, mod_trezorcrypto_Sha3_512_digest);
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@ -75,7 +75,7 @@ STATIC mp_obj_t mod_trezorcrypto_Sha512_digest(mp_obj_t self) {
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SHA512_CTX ctx;
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memcpy(&ctx, &(o->ctx), sizeof(SHA512_CTX));
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sha512_Final(&ctx, out);
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memset(&ctx, 0, sizeof(SHA512_CTX));
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memzero(&ctx, sizeof(SHA512_CTX));
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return mp_obj_new_bytes(out, sizeof(out));
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}
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STATIC MP_DEFINE_CONST_FUN_OBJ_1(mod_trezorcrypto_Sha512_digest_obj, mod_trezorcrypto_Sha512_digest);
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@ -40,6 +40,8 @@
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#include <string.h>
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#include <stdarg.h>
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#include "memzero.h"
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static int DISPLAY_BACKLIGHT = -1;
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static int DISPLAY_ORIENTATION = -1;
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@ -422,7 +424,7 @@ void display_print(const char *text, int textlen)
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for (int j = 0; j < DISPLAY_PRINT_ROWS - 1; j++) {
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memcpy(display_print_buf[j], display_print_buf[j + 1], DISPLAY_PRINT_COLS);
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}
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memset(display_print_buf[DISPLAY_PRINT_ROWS - 1], 0x00, DISPLAY_PRINT_COLS);
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memzero(display_print_buf[DISPLAY_PRINT_ROWS - 1], DISPLAY_PRINT_COLS);
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row = DISPLAY_PRINT_ROWS - 1;
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}
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@ -34,6 +34,8 @@
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#include "touch.h"
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#include "usb.h"
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#include "memzero.h"
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enum { VCP_IFACE = 0x00 };
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static void vcp_intr(void)
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@ -298,7 +300,7 @@ static void test_sbu(const char *args)
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static void test_otp_read(void)
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{
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uint8_t data[32];
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memset(data, 0, sizeof(data));
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memzero(data, sizeof(data));
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ensure(flash_otp_read(0, 0, data, sizeof(data)), NULL);
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// strip trailing 0xFF
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@ -320,7 +322,7 @@ static void test_otp_read(void)
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static void test_otp_write(const char *args)
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{
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char data[32];
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memset(data, 0, sizeof(data));
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memzero(data, sizeof(data));
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strncpy(data, args, sizeof(data) - 1);
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ensure(flash_otp_write(0, 0, (const uint8_t *) data, sizeof(data)), NULL);
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ensure(flash_otp_lock(0), NULL);
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#include "usb.h"
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#include "touch.h"
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#include "memzero.h"
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void __attribute__((noreturn)) __fatal_error(const char *expr, const char *msg, const char *file, int line, const char *func);
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#define ensure(expr, msg) (((expr) == sectrue) ? (void)0 : __fatal_error(#expr, msg, __FILE__, __LINE__, __func__))
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@ -51,8 +53,8 @@ void usb_init(const usb_dev_info_t *dev_info) {
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for (int i = 0; i < USBD_MAX_NUM_INTERFACES; i++) {
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usb_ifaces[i].type = USB_IFACE_TYPE_DISABLED;
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usb_ifaces[i].sock = -1;
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memset(&usb_ifaces[i].si_me, 0, sizeof(struct sockaddr_in));
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memset(&usb_ifaces[i].si_other, 0, sizeof(struct sockaddr_in));
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memzero(&usb_ifaces[i].si_me, sizeof(struct sockaddr_in));
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memzero(&usb_ifaces[i].si_other, sizeof(struct sockaddr_in));
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usb_ifaces[i].slen = 0;
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}
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}
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2
vendor/trezor-crypto
vendored
2
vendor/trezor-crypto
vendored
@ -1 +1 @@
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Subproject commit b9e8adc16091f8ec162f40111d8fb6339381f0d9
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Subproject commit c316e775a2152db255ace96b6b65ac0f20525ec0
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