1gnutls_x509_crt_get_ca_status(3)    gnutls    gnutls_x509_crt_get_ca_status(3)
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NAME

6       gnutls_x509_crt_get_ca_status - API function
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SYNOPSIS

9       #include <gnutls/x509.h>
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11       int  gnutls_x509_crt_get_ca_status(gnutls_x509_crt_t cert, unsigned int
12       * critical);
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ARGUMENTS

15       gnutls_x509_crt_t cert
16                   should contain a gnutls_x509_crt_t type
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18       unsigned int * critical
19                   will be non-zero if the extension is marked as critical
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DESCRIPTION

22       This function will return certificates CA status, by reading the basic‐
23       Constraints  X.509  extension (2.5.29.19). If the certificate is a CA a
24       positive value will be returned, or (0) if  the  certificate  does  not
25       have CA flag set.
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27       Use  gnutls_x509_crt_get_basic_constraints()  if  you  want to read the
28       pathLenConstraint field too.
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RETURNS

31       If the certificate is a CA a positive value will be returned, or (0) if
32       the  certificate  does not have CA flag set.  A negative error code may
33       be returned in case of errors.  If the certificate does not contain the
34       basicConstraints  extension  GNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE will
35       be returned.
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REPORTING BUGS

38       Report bugs to <bugs@gnutls.org>.
39       Home page: https://www.gnutls.org
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43       Copyright © 2001-2023 Free Software Foundation, Inc., and others.
44       Copying and distribution of this file, with  or  without  modification,
45       are  permitted in any medium without royalty provided the copyright no‐
46       tice and this notice are preserved.
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SEE ALSO

49       The full documentation for gnutls is maintained as  a  Texinfo  manual.
50       If  the /usr/share/doc/gnutls/ directory does not contain the HTML form
51       visit
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53       https://www.gnutls.org/manual/
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55gnutls                               3.8.2    gnutls_x509_crt_get_ca_status(3)
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