GSP
Quick Navigator

Search Site

Unix VPS
A - Starter
B - Basic
C - Preferred
D - Commercial
MPS - Dedicated
Previous VPSs
* Sign Up! *

Support
Contact Us
Online Help
Handbooks
Domain Status
Man Pages

FAQ
Virtual Servers
Pricing
Billing
Technical

Network
Facilities
Connectivity
Topology Map

Miscellaneous
Server Agreement
Year 2038
Credits
 

USA Flag

 

 

Man Pages


Manual Reference Pages  -  X509_CHECK_CA (3)

.ds Aq ’

NAME

X509_check_ca - check if given certificate is CA certificate

CONTENTS

SYNOPSIS



   #include <openssl/x509v3.h>

   int X509_check_ca(X509 *cert);



DESCRIPTION

This function checks if given certificate is CA certificate (can be used to sign other certificates).

RETURN VALUE

Function return 0, if it is not CA certificate, 1 if it is proper X509v3 CA certificate with basicConstraints extension CA:TRUE, 3, if it is selfsigned X509 v1 certificate, 4, if it is certificate with keyUsage extension with bit keyCertSign set, but without basicConstraints, and 5 if it has outdated Netscape Certificate Type extension telling that it is CA certificate.

Actually, any non-zero value means that this certificate could have been used to sign other certificates.

SEE ALSO

X509_verify_cert(3), X509_check_issued(3), X509_check_purpose(3)
Search for    or go to Top of page |  Section 3 |  Main Index


1.1.0-pre3 X509_CHECK_CA (3) 2016-02-15

Powered by GSP Visit the GSP FreeBSD Man Page Interface.
Output converted with manServer 1.07.