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.\" DO NOT MODIFY THIS FILE! It was generated by gdoc.
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.TH "gnutls_x509_crq_get_basic_constraints" 3 "3.6.8" "gnutls" "gnutls"
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.SH NAME
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gnutls_x509_crq_get_basic_constraints \- API function
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.SH SYNOPSIS
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.B #include <gnutls/x509.h>
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.sp
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.BI "int gnutls_x509_crq_get_basic_constraints(gnutls_x509_crq_t " crq ", unsigned int * " critical ", unsigned int * " ca ", int * " pathlen ");"
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.SH ARGUMENTS
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.IP "gnutls_x509_crq_t crq" 12
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should contain a \fBgnutls_x509_crq_t\fP type
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.IP "unsigned int * critical" 12
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will be non\-zero if the extension is marked as critical
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.IP "unsigned int * ca" 12
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pointer to output integer indicating CA status, may be NULL,
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value is 1 if the certificate CA flag is set, 0 otherwise.
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.IP "int * pathlen" 12
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pointer to output integer indicating path length (may be
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NULL), non\-negative error codes indicate a present pathLenConstraint
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field and the actual value, \-1 indicate that the field is absent.
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.SH "DESCRIPTION"
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This function will read the certificate's basic constraints, and
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return the certificates CA status. It reads the basicConstraints
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X.509 extension (2.5.29.19).
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.SH "RETURNS"
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If the certificate is a CA a positive value will be
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returned, or (0) if the certificate does not have CA flag set.
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A negative error code may be returned in case of errors. If the
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certificate does not contain the basicConstraints extension
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\fBGNUTLS_E_REQUESTED_DATA_NOT_AVAILABLE\fP will be returned.
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.SH "SINCE"
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2.8.0
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.SH "REPORTING BUGS"
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Report bugs to <bugs@gnutls.org>.
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.br
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Home page: https://www.gnutls.org
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.SH COPYRIGHT
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Copyright \(co 2001-2019 Free Software Foundation, Inc., and others.
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.br
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Copying and distribution of this file, with or without modification,
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are permitted in any medium without royalty provided the copyright
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notice and this notice are preserved.
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.SH "SEE ALSO"
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The full documentation for
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.B gnutls
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is maintained as a Texinfo manual.
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If the /usr/share/doc/gnutls/
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directory does not contain the HTML form visit
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.B
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.IP https://www.gnutls.org/manual/
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.PP
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