alecksey/navicat-keygen-2023
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fix misusage of EVP_PKEY_encrypt/decrypt EVP_PKEY_sign/verify_recover

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Signed-off-by: Double Sine <xiao_ai_yu@live.cn>
This commit is contained in:
Double Sine 2022-05-08 09:17:52 +08:00
parent 24d11b741c
commit cc23d44f44
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GPG Key ID: 44460E4F43EA8633
1 changed files with 16 additions and 0 deletions
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16
common/rsa_cipher.cpp
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@ -435,6 +435,10 @@ namespace nkg {
}
size_t ciphertext_size = 0;
if (EVP_PKEY_encrypt(evp_pkey_context.get(), nullptr, &ciphertext_size, reinterpret_cast<const unsigned char*>(plaintext), plaintext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_encrypt failed.");
}
if (EVP_PKEY_encrypt(evp_pkey_context.get(), reinterpret_cast<unsigned char*>(ciphertext), &ciphertext_size, reinterpret_cast<const unsigned char*>(plaintext), plaintext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_encrypt failed.");
}
@ -474,6 +478,10 @@ namespace nkg {
}
size_t ciphertext_size = 0;
if (EVP_PKEY_sign(evp_pkey_context.get(), nullptr, &ciphertext_size, reinterpret_cast<const unsigned char*>(plaintext), plaintext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_sign failed.");
}
if (EVP_PKEY_sign(evp_pkey_context.get(), reinterpret_cast<unsigned char*>(ciphertext), &ciphertext_size, reinterpret_cast<const unsigned char*>(plaintext), plaintext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_sign failed.");
}
@ -514,6 +522,10 @@ namespace nkg {
}
size_t plaintext_size = 0;
if (EVP_PKEY_verify_recover(evp_pkey_context.get(), nullptr, &plaintext_size, reinterpret_cast<const unsigned char*>(ciphertext), ciphertext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_verify_recover failed.");
}
if (EVP_PKEY_verify_recover(evp_pkey_context.get(), reinterpret_cast<unsigned char*>(plaintext), &plaintext_size, reinterpret_cast<const unsigned char*>(ciphertext), ciphertext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_verify_recover failed.");
}
@ -554,6 +566,10 @@ namespace nkg {
}
size_t plaintext_size = 0;
if (EVP_PKEY_decrypt(evp_pkey_context.get(), nullptr, &plaintext_size, reinterpret_cast<const unsigned char*>(ciphertext), ciphertext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_decrypt failed.");
}
if (EVP_PKEY_decrypt(evp_pkey_context.get(), reinterpret_cast<unsigned char*>(plaintext), &plaintext_size, reinterpret_cast<const unsigned char*>(ciphertext), ciphertext_size) <= 0) { // return 1 for success, 0 or a negative value for failure
throw backend_error(NKG_CURRENT_SOURCE_FILE(), NKG_CURRENT_SOURCE_LINE(), u8"EVP_PKEY_decrypt failed.");
}