Manual Reference Pages - X509_CHECK_ISSUED (3)
X509_check_issued - checks if certificate is issued by another
int X509_check_issued(X509 *issuer, X509 *subject);
This function checks if certificate subject was issued using CA
certificate issuer. This function takes into account not only
matching of issuer field of subject with subject field of issuer,
but also compares authorityKeyIdentifier extension of subject with
subjectKeyIdentifier of issuer if authorityKeyIdentifier
present in the subject certificate and checks keyUsage field of
Function return X509_V_OK if certificate subject is issued by
issuer or some X509_V_ERR* constant to indicate an error.
|1.1.0-pre3 ||X509_CHECK_ISSUED (3) ||2016-02-15 |
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