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Fix CryptoCore signatures, add SHA1 context.

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Fix hash size in SHA256 signature
Fix source parameter in hash context update function to be const.
Add SHA1 hash context.
This commit is contained in:
Fabio Alessandrelli
2019-07-11 13:20:27 +02:00
parent cce148b024
commit 5cb41faece
2 changed files with 46 additions and 6 deletions
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32
core/math/crypto_core.cpp
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@ -52,7 +52,7 @@ Error CryptoCore::MD5Context::start() {
return ret ? FAILED : OK;
}
Error CryptoCore::MD5Context::update(uint8_t *p_src, size_t p_len) {
Error CryptoCore::MD5Context::update(const uint8_t *p_src, size_t p_len) {
int ret = mbedtls_md5_update_ret((mbedtls_md5_context *)ctx, p_src, p_len);
return ret ? FAILED : OK;
}
@ -62,6 +62,32 @@ Error CryptoCore::MD5Context::finish(unsigned char r_hash[16]) {
return ret ? FAILED : OK;
}
// SHA1
CryptoCore::SHA1Context::SHA1Context() {
ctx = memalloc(sizeof(mbedtls_sha1_context));
mbedtls_sha1_init((mbedtls_sha1_context *)ctx);
}
CryptoCore::SHA1Context::~SHA1Context() {
mbedtls_sha1_free((mbedtls_sha1_context *)ctx);
memfree((mbedtls_sha1_context *)ctx);
}
Error CryptoCore::SHA1Context::start() {
int ret = mbedtls_sha1_starts_ret((mbedtls_sha1_context *)ctx);
return ret ? FAILED : OK;
}
Error CryptoCore::SHA1Context::update(const uint8_t *p_src, size_t p_len) {
int ret = mbedtls_sha1_update_ret((mbedtls_sha1_context *)ctx, p_src, p_len);
return ret ? FAILED : OK;
}
Error CryptoCore::SHA1Context::finish(unsigned char r_hash[20]) {
int ret = mbedtls_sha1_finish_ret((mbedtls_sha1_context *)ctx, r_hash);
return ret ? FAILED : OK;
}
// SHA256
CryptoCore::SHA256Context::SHA256Context() {
ctx = memalloc(sizeof(mbedtls_sha256_context));
@ -78,12 +104,12 @@ Error CryptoCore::SHA256Context::start() {
return ret ? FAILED : OK;
}
Error CryptoCore::SHA256Context::update(uint8_t *p_src, size_t p_len) {
Error CryptoCore::SHA256Context::update(const uint8_t *p_src, size_t p_len) {
int ret = mbedtls_sha256_update_ret((mbedtls_sha256_context *)ctx, p_src, p_len);
return ret ? FAILED : OK;
}
Error CryptoCore::SHA256Context::finish(unsigned char r_hash[16]) {
Error CryptoCore::SHA256Context::finish(unsigned char r_hash[32]) {
int ret = mbedtls_sha256_finish_ret((mbedtls_sha256_context *)ctx, r_hash);
return ret ? FAILED : OK;
}