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WiFiClientSecure::lastError() method #945

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Merged
merged 3 commits into from
Jan 17, 2018
Merged

WiFiClientSecure::lastError() method #945

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0b277bb
Added a lastError method to WiFiClientSecure so that a connection err…
lbernstone Dec 27, 2017
7859e2d
Changed to dos CRLF
lbernstone Dec 27, 2017
92ffed8
Made buffer size a const\nMore cleanup to match source
lbernstone Dec 27, 2017
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11 changes: 11 additions & 0 deletions libraries/WiFiClientSecure/src/WiFiClientSecure.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -103,6 +103,7 @@ int WiFiClientSecure::connect(IPAddress ip, uint16_t port, const char *_CA_cert,
int WiFiClientSecure::connect(const char *host, uint16_t port, const char *_CA_cert, const char *_cert, const char *_private_key)
{
int ret = start_ssl_client(sslclient, host, port, _CA_cert, _cert, _private_key);
_lastError = ret;
if (ret < 0) {
log_e("lwip_connect_r: %d", errno);
stop();
Expand Down Expand Up @@ -187,3 +188,13 @@ void WiFiClientSecure::setPrivateKey (const char *private_key)
_private_key = private_key;
}

int WiFiClientSecure::lastError(char *buf, const size_t size)
{
if (!_lastError) {
return 0;
}
char error_buf[100];
mbedtls_strerror(_lastError, error_buf, 100);
snprintf(buf, size, "%s", error_buf);
return _lastError;
}
5 changes: 3 additions & 2 deletions libraries/WiFiClientSecure/src/WiFiClientSecure.h
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,8 @@ class WiFiClientSecure : public WiFiClient
{
protected:
sslclient_context *sslclient;


int _lastError = 0;
const char *_CA_cert;
const char *_cert;
const char *_private_key;
Expand All @@ -55,7 +56,7 @@ class WiFiClientSecure : public WiFiClient
void flush() {}
void stop();
uint8_t connected();

int lastError(char *buf, const size_t size);
void setCACert(const char *rootCA);
void setCertificate(const char *client_ca);
void setPrivateKey (const char *private_key);
Expand Down