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.\" DO NOT MODIFY THIS FILE!  It was generated by gdoc.
.TH "gnutls_x509_crt_check_issuer" 3 "3.7.9" "gnutls" "gnutls"
.SH NAME
gnutls_x509_crt_check_issuer \- API function
.SH SYNOPSIS
.B #include <gnutls/x509.h>
.sp
.BI "unsigned gnutls_x509_crt_check_issuer(gnutls_x509_crt_t " cert ", gnutls_x509_crt_t " issuer ");"
.SH ARGUMENTS
.IP "gnutls_x509_crt_t cert" 12
is the certificate to be checked
.IP "gnutls_x509_crt_t issuer" 12
is the certificate of a possible issuer
.SH "DESCRIPTION"
This function will check if the given certificate was issued by the
given issuer. It checks the DN fields and the authority
key identifier and subject key identifier fields match.

If the same certificate is provided at the  \fIcert\fP and  \fIissuer\fP fields,
it will check whether the certificate is self\-signed.
.SH "RETURNS"
It will return true (1) if the given certificate is issued
by the given issuer, and false (0) if not.  
.SH "REPORTING BUGS"
Report bugs to <bugs@gnutls.org>.
.br
Home page: https://www.gnutls.org

.SH COPYRIGHT
Copyright \(co 2001- 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