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in wolfSSL_ERR_reason_error_string(), unconditionally convert positive error codes to negative, and in switch(), match against negated values of OpenSSL positive codes like WOLFSSL_ERROR_WANT_READ. fixes #6514

pull/6517/head
Daniel Pouzzner 2023-06-15 17:42:03 -05:00
parent 82cc988226
commit 970663f8a1
1 changed files with 17 additions and 5 deletions
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22
src/internal.c
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@ -23096,12 +23096,11 @@ const char* wolfSSL_ERR_reason_error_string(unsigned long e)
#else
int error = (int)e;
#ifdef OPENSSL_EXTRA
/* OpenSSL uses positive error codes */
if (error > 0) {
error = -error;
}
#endif
/* pass to wolfCrypt */
if (error < MAX_CODE_E && error > MIN_CODE_E) {
@ -23200,7 +23199,7 @@ const char* wolfSSL_ERR_reason_error_string(unsigned long e)
return "peer ip address mismatch";
case WANT_READ :
case WOLFSSL_ERROR_WANT_READ :
case -WOLFSSL_ERROR_WANT_READ :
return "non-blocking socket wants data to be read";
case NOT_READY_ERROR :
@ -23210,9 +23209,22 @@ const char* wolfSSL_ERR_reason_error_string(unsigned long e)
return "record layer version error";
case WANT_WRITE :
case WOLFSSL_ERROR_WANT_WRITE :
case -WOLFSSL_ERROR_WANT_WRITE :
return "non-blocking socket write buffer full";
case -WOLFSSL_ERROR_WANT_CONNECT:
case -WOLFSSL_ERROR_WANT_ACCEPT:
return "The underlying BIO was not yet connected";
case -WOLFSSL_ERROR_SYSCALL:
return "fatal I/O error in TLS layer";
case -WOLFSSL_ERROR_WANT_X509_LOOKUP:
return "application client cert callback asked to be called again";
case -WOLFSSL_ERROR_SSL:
return "fatal TLS protocol error";
case BUFFER_ERROR :
return "malformed buffer input error";
@ -23250,7 +23262,7 @@ const char* wolfSSL_ERR_reason_error_string(unsigned long e)
return "can't decode peer key";
case ZERO_RETURN:
case WOLFSSL_ERROR_ZERO_RETURN:
case -WOLFSSL_ERROR_ZERO_RETURN:
return "peer sent close notify alert";
case ECC_CURVETYPE_ERROR: