1gnutls_x509_crt_check_hostname(3) gnutls gnutls_x509_crt_check_hostname(3)
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6 gnutls_x509_crt_check_hostname - API function
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9 #include <gnutls/x509.h>
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11 unsigned gnutls_x509_crt_check_hostname(gnutls_x509_crt_t cert, const
12 char * hostname);
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15 gnutls_x509_crt_t cert
16 should contain an gnutls_x509_crt_t type
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18 const char * hostname
19 A null terminated string that contains a DNS name
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22 This function will check if the given certificate's subject matches the
23 given hostname. This is a basic implementation of the matching de‐
24 scribed in RFC6125, and takes into account wildcards, and the
25 DNSName/IPAddress subject alternative name PKIX extension.
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27 For details see also gnutls_x509_crt_check_hostname2().
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30 non-zero for a successful match, and zero on failure.
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33 Report bugs to <bugs@gnutls.org>.
34 Home page: https://www.gnutls.org
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38 Copyright © 2001- Free Software Foundation, Inc., and others.
39 Copying and distribution of this file, with or without modification,
40 are permitted in any medium without royalty provided the copyright no‐
41 tice and this notice are preserved.
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44 The full documentation for gnutls is maintained as a Texinfo manual.
45 If the /usr/share/doc/gnutls/ directory does not contain the HTML form
46 visit
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48 https://www.gnutls.org/manual/
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50gnutls 3.7.8 gnutls_x509_crt_check_hostname(3)