#include <nng/nng.h> #include <nng/supplemental/tls/tls.h> int nng_tls_config_ca_chain(nng_tls_config *cfg, const char *chain, const char *crl);
nng_tls_config_ca_chain - configure certificate authority certificate chain
nng_tls_config_ca_chain() function configures a certificate or
certificate chain to be used when validating peers using the configuration
Certificates must be configured when using the authentication mode
|This function may be called multiple times, to add additional chains to a configuration, without affecting those added previously.|
The certificates located in chain must be a zero-terminated C string in PEM format. Multiple certificates may appear concatenated together, with the leaf certificate listed first.
The crl may be
NULL, or may also be a C string containing a PEM format
certificate revocation list for the associated authority.
This function returns 0 on success, and non-zero otherwise.
Insufficient memory is available.
The configuration cfg is already in use, and cannot be modified.
An invalid chain or crl was supplied.