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Add polling function for network contexts

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This commit adds a function `mbedtls_net_poll` to the network module
allowing to check if a network context is available for read or write.
This commit is contained in:
Hanno Becker 2017-05-22 15:06:06 +01:00
parent e65ce7862a
commit e09ca3d9b6
3 changed files with 86 additions and 2 deletions
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4
library/error.c
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@ -654,6 +654,10 @@ void mbedtls_strerror( int ret, char *buf, size_t buflen )
mbedtls_snprintf( buf, buflen, "NET - Buffer is too small to hold the data" );
if( use_ret == -(MBEDTLS_ERR_NET_INVALID_CONTEXT) )
mbedtls_snprintf( buf, buflen, "NET - The context is invalid, eg because it was free()ed" );
if( use_ret == -(MBEDTLS_ERR_NET_POLL_FAILED) )
mbedtls_snprintf( buf, buflen, "NET - Polling the net context failed" );
if( use_ret == -(MBEDTLS_ERR_NET_BAD_INPUT_DATA) )
mbedtls_snprintf( buf, buflen, "NET - Input invalid" );
#endif /* MBEDTLS_NET_C */
#if defined(MBEDTLS_OID_C)