.\" DO NOT MODIFY THIS FILE! It was generated by gdoc. .TH "gnutls_x509_crt_set_subject_alt_name" 3 "3.6.7" "gnutls" "gnutls" .SH NAME gnutls_x509_crt_set_subject_alt_name \- API function .SH SYNOPSIS .B #include .sp .BI "int gnutls_x509_crt_set_subject_alt_name(gnutls_x509_crt_t " crt ", gnutls_x509_subject_alt_name_t " type ", const void * " data ", unsigned int " data_size ", unsigned int " flags ");" .SH ARGUMENTS .IP "gnutls_x509_crt_t crt" 12 a certificate of type \fBgnutls_x509_crt_t\fP .IP "gnutls_x509_subject_alt_name_t type" 12 is one of the gnutls_x509_subject_alt_name_t enumerations .IP "const void * data" 12 The data to be set .IP "unsigned int data_size" 12 The size of data to be set .IP "unsigned int flags" 12 GNUTLS_FSAN_SET to clear previous data or GNUTLS_FSAN_APPEND to append. .SH "DESCRIPTION" This function will set the subject alternative name certificate extension. It can set the following types: \fBGNUTLS_SAN_DNSNAME\fP as a text string, \fBGNUTLS_SAN_RFC822NAME\fP as a text string, \fBGNUTLS_SAN_URI\fP as a text string, \fBGNUTLS_SAN_IPADDRESS\fP as a binary IP address (4 or 16 bytes), \fBGNUTLS_SAN_OTHERNAME_XMPP\fP as a UTF8 string (since 3.5.0). Since version 3.5.7 the \fBGNUTLS_SAN_RFC822NAME\fP, \fBGNUTLS_SAN_DNSNAME\fP, and \fBGNUTLS_SAN_OTHERNAME_XMPP\fP are converted to ACE format when necessary. .SH "RETURNS" On success, \fBGNUTLS_E_SUCCESS\fP (0) is returned, otherwise a negative error value. .SH "SINCE" 2.6.0 .SH "REPORTING BUGS" Report bugs to . .br Home page: https://www.gnutls.org .SH COPYRIGHT Copyright \(co 2001-2021 Free Software Foundation, Inc., and others. .br Copying and distribution of this file, with or without modification, are permitted in any medium without royalty provided the copyright notice and this notice are preserved. .SH "SEE ALSO" The full documentation for .B gnutls is maintained as a Texinfo manual. If the /usr/share/doc/gnutls/ directory does not contain the HTML form visit .B .IP https://www.gnutls.org/manual/ .PP