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manually merge #3448, part 1 (NetSSL)

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This commit is contained in:
Günter Obiltschnig
2022-02-07 17:56:05 +01:00
parent 11ffdc7807
commit dbfd27611b
1 changed files with 26 additions and 9 deletions
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35
NetSSL_OpenSSL/src/SecureSocketImpl.cpp
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@@ -467,7 +467,7 @@ int SecureSocketImpl::handleError(int rc)
if (rc > 0) return rc;
int sslError = SSL_get_error(_pSSL, rc);
int error = SocketImpl::lastError();
int socketError = SocketImpl::lastError();
switch (sslError)
{
@@ -483,16 +483,36 @@ int SecureSocketImpl::handleError(int rc)
// these should not occur
poco_bugcheck();
return rc;
// SSL_GET_ERROR(3ossl):
// On an unexpected EOF, versions before OpenSSL 3.0 returned
// SSL_ERROR_SYSCALL, nothing was added to the error stack, and
// errno was 0. Since OpenSSL 3.0 the returned error is
// SSL_ERROR_SSL with a meaningful error on the error stack.
#if OPENSSL_VERSION_NUMBER >= 0x30000000L
case SSL_ERROR_SSL:
#else
case SSL_ERROR_SYSCALL:
if (error != 0)
#endif
if (socketError)
{
SocketImpl::error(error);
SocketImpl::error(socketError);
}
// fallthrough
default:
{
long lastError = ERR_get_error();
std::string msg;
if (lastError)
{
char buffer[256];
ERR_error_string_n(lastError, buffer, sizeof(buffer));
msg = buffer;
}
#if OPENSSL_VERSION_NUMBER >= 0x30000000L
if (sslError == SSL_ERROR_SSL)
#else
if (lastError == 0)
#endif
{
if (rc == 0)
{
@@ -500,22 +520,19 @@ int SecureSocketImpl::handleError(int rc)
if (_pContext->isForServerUse())
return 0;
else
throw SSLConnectionUnexpectedlyClosedException();
throw SSLConnectionUnexpectedlyClosedException(msg);
}
else if (rc == -1)
{
throw SSLConnectionUnexpectedlyClosedException();
throw SSLConnectionUnexpectedlyClosedException(msg);
}
else
{
SecureStreamSocketImpl::error(Poco::format("The BIO reported an error: %d", rc));
}
}
else
else if (lastError)
{
char buffer[256];
ERR_error_string_n(lastError, buffer, sizeof(buffer));
std::string msg(buffer);
throw SSLException(msg);
}
}