=pod =head1 NAME SSL_load_client_CA_file - load certificate names from file =head1 SYNOPSIS #include STACK_OF(X509_NAME) *SSL_load_client_CA_file(const char *file); =head1 DESCRIPTION SSL_load_client_CA_file() reads certificates from B and returns a STACK_OF(X509_NAME) with the subject names found. =head1 NOTES SSL_load_client_CA_file() reads a file of PEM formatted certificates and extracts the X509_NAMES of the certificates found. While the name suggests the specific usage as support function for L, it is not limited to CA certificates. =head1 EXAMPLES Load names of CAs from file and use it as a client CA list: SSL_CTX *ctx; STACK_OF(X509_NAME) *cert_names; ... cert_names = SSL_load_client_CA_file("/path/to/CAfile.pem"); if (cert_names != NULL) SSL_CTX_set_client_CA_list(ctx, cert_names); else error_handling(); ... =head1 RETURN VALUES The following return values can occur: =over 4 =item NULL The operation failed, check out the error stack for the reason. =item Pointer to STACK_OF(X509_NAME) Pointer to the subject names of the successfully read certificates. =back =head1 SEE ALSO L, L =cut =head1 COPYRIGHT Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved. Licensed under the OpenSSL license (the "License"). You may not use this file except in compliance with the License. You can obtain a copy in the file LICENSE in the source distribution or at L. =cut