Linux Manuals session 3

gnutls_ocsp_req_deinit – API function Synopsis#include <gnutls/ocsp.h> void gnutls_ocsp_req_deinit(gnutls_ocsp_req_t req); Argumentsgnutls_ocsp_req_t req The structure to be deinitializedDescriptionThis function will deinitialize a OCSP request structure. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014 Free Software Foundation, Inc.. Copying and distribution of this file, with or without modification, are permitted in any medium…

gnutls_ocsp_req_add_cert_id – API function Synopsis#include <gnutls/ocsp.h> int gnutls_ocsp_req_add_cert_id(gnutls_ocsp_req_t req, gnutls_digest_algorithm_t digest, const gnutls_datum_t * issuer_name_hash, const gnutls_datum_t * issuer_key_hash, const gnutls_datum_t * serial_number); Argumentsgnutls_ocsp_req_t req should contain a gnutls_ocsp_req_t structure gnutls_digest_algorithm_t digest hash algorithm, a gnutls_digest_algorithm_t value const gnutls_datum_t * issuer_name_hash hash of issuer’s DN const gnutls_datum_t * issuer_key_hash hash of issuer’s public key const…

gnutls_ocsp_req_add_cert – API function Synopsis#include <gnutls/ocsp.h> int gnutls_ocsp_req_add_cert(gnutls_ocsp_req_t req, gnutls_digest_algorithm_t digest, gnutls_x509_crt_t issuer, gnutls_x509_crt_t cert); Argumentsgnutls_ocsp_req_t req should contain a gnutls_ocsp_req_t structure gnutls_digest_algorithm_t digest hash algorithm, a gnutls_digest_algorithm_t value gnutls_x509_crt_t issuer issuer of subject certificate gnutls_x509_crt_t cert certificate to request status forDescriptionThis function will add another request to the OCSP request for a particular certificate….

gnutls_malloc – Allocates and returns data Synopsis#include <gnutls/gnutls.h> void * gnutls_malloc(size_t s); Argumentssize_t s DescriptionThis function will allocate ‘s’ bytes data, and return a pointer to memory. This function is supposed to be used by callbacks. The allocation function used is the one set by gnutls_global_set_mem_functions(). Reporting BugsReport bugs to <bug-gnutls [at] gnu.org>. GnuTLS home…

gnutls_mac_set_priority – API function Synopsis#include <gnutls/compat.h> int gnutls_mac_set_priority(gnutls_session_t session, const int * list); Argumentsgnutls_session_t session is a gnutls_session_t structure. const int * list is a 0 terminated list of gnutls_mac_algorithm_t elements.DescriptionSets the priority on the mac algorithms supported by gnutls. Priority is higher for elements specified before others. After specifying the algorithms you want, you…

gnutls_mac_self_test – API function Synopsis#include <gnutls/gnutls.h> int gnutls_mac_self_test(unsigned all, gnutls_mac_algorithm_t mac); Argumentsunsigned all if non-zero then tests to all ciphers are performed. gnutls_mac_algorithm_t mac the message authentication algorithm to useDescriptionThis function will run self tests on the provided mac. ReturnsZero or a negative error code on error. Since3.3.0 Reporting BugsReport bugs to <bugs [at] gnutls.org>….

gnutls_mac_list – API function Synopsis#include <gnutls/gnutls.h> const gnutls_mac_algorithm_t * gnutls_mac_list( void); Arguments void DescriptionGet a list of hash algorithms for use as MACs. Note that not necessarily all MACs are supported in TLS cipher suites. This function is not thread safe. ReturnsReturn a (0)-terminated list of gnutls_mac_algorithm_t integers indicating the available MACs. Reporting BugsReport bugs…

gnutls_mac_get_nonce_size – API function Synopsis#include <gnutls/crypto.h> size_t gnutls_mac_get_nonce_size(gnutls_mac_algorithm_t algorithm); Argumentsgnutls_mac_algorithm_t algorithm is an encryption algorithmDescriptionReturns the size of the nonce used by the MAC in TLS. Returnslength (in bytes) of the given MAC nonce size, or 0. Since3.2.0 Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014 Free Software Foundation, Inc…..

gnutls_mac_get_name – API function Synopsis#include <gnutls/gnutls.h> const char * gnutls_mac_get_name(gnutls_mac_algorithm_t algorithm); Argumentsgnutls_mac_algorithm_t algorithm is a MAC algorithmDescriptionConvert a gnutls_mac_algorithm_t value to a string. Returnsa string that contains the name of the specified MAC algorithm, or NULL. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014 Free Software Foundation, Inc.. Copying and…

gnutls_mac_get_key_size – API function Synopsis#include <gnutls/gnutls.h> size_t gnutls_mac_get_key_size(gnutls_mac_algorithm_t algorithm); Argumentsgnutls_mac_algorithm_t algorithm is an encryption algorithmDescriptionReturns the size of the MAC key used in TLS. Returnslength (in bytes) of the given MAC key size, or 0 if the given MAC algorithm is invalid. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014…

gnutls_mac_get_id – API function Synopsis#include <gnutls/gnutls.h> gnutls_mac_algorithm_t gnutls_mac_get_id(const char * name); Argumentsconst char * name is a MAC algorithm nameDescriptionConvert a string to a gnutls_mac_algorithm_t value. The names are compared in a case insensitive way. Returnsa gnutls_mac_algorithm_t id of the specified MAC algorithm string, or GNUTLS_MAC_UNKNOWN on failures. Reporting BugsReport bugs to <bugs [at] gnutls.org>….

gnutls_mac_get – API function Synopsis#include <gnutls/gnutls.h> gnutls_mac_algorithm_t gnutls_mac_get(gnutls_session_t session); Argumentsgnutls_session_t session is a gnutls_session_t structure.DescriptionGet currently used MAC algorithm. Returnsthe currently used mac algorithm, a gnutls_mac_algorithm_t value. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014 Free Software Foundation, Inc.. Copying and distribution of this file, with or without modification, are…

gnutls_load_file – API function Synopsis#include <gnutls/gnutls.h> int gnutls_load_file(const char * filename, gnutls_datum_t * data); Argumentsconst char * filename the name of the file to load gnutls_datum_t * data Where the file will be storedDescriptionThis function will load a file into a datum. The data are zero terminated but the terminating null is not included in…

gnutls_kx_set_priority – API function Synopsis#include <gnutls/compat.h> int gnutls_kx_set_priority(gnutls_session_t session, const int * list); Argumentsgnutls_session_t session is a gnutls_session_t structure. const int * list is a 0 terminated list of gnutls_kx_algorithm_t elements.DescriptionSets the priority on the key exchange algorithms supported by gnutls. Priority is higher for elements specified before others. After specifying the algorithms you want,…

gnutls_kx_list – API function Synopsis#include <gnutls/gnutls.h> const gnutls_kx_algorithm_t * gnutls_kx_list( void); Arguments void DescriptionGet a list of supported key exchange algorithms. This function is not thread safe. Returnsa (0)-terminated list of gnutls_kx_algorithm_t integers indicating the available key exchange algorithms. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014 Free Software Foundation,…

gnutls_kx_get_name – API function Synopsis#include <gnutls/gnutls.h> const char * gnutls_kx_get_name(gnutls_kx_algorithm_t algorithm); Argumentsgnutls_kx_algorithm_t algorithm is a key exchange algorithmDescriptionConvert a gnutls_kx_algorithm_t value to a string. Returnsa pointer to a string that contains the name of the specified key exchange algorithm, or NULL. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014 Free…

gnutls_kx_get_id – API function Synopsis#include <gnutls/gnutls.h> gnutls_kx_algorithm_t gnutls_kx_get_id(const char * name); Argumentsconst char * name is a KX nameDescriptionConvert a string to a gnutls_kx_algorithm_t value. The names are compared in a case insensitive way. Returnsan id of the specified KX algorithm, or GNUTLS_KX_UNKNOWN on error. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org…

gnutls_kx_get – API function Synopsis#include <gnutls/gnutls.h> gnutls_kx_algorithm_t gnutls_kx_get(gnutls_session_t session); Argumentsgnutls_session_t session is a gnutls_session_t structure.DescriptionGet currently used key exchange algorithm. Returnsthe key exchange algorithm used in the last handshake, a gnutls_kx_algorithm_t value. Reporting BugsReport bugs to <bugs [at] gnutls.org>. Home page: http://www.gnutls.org CopyrightCopyright © 2001-2014 Free Software Foundation, Inc.. Copying and distribution of this file,…

gnutls_key_generate – API function Synopsis#include <gnutls/gnutls.h> int gnutls_key_generate(gnutls_datum_t * key, unsigned int key_size); Argumentsgnutls_datum_t * key is a pointer to a gnutls_datum_t which will contain a newly created key. unsigned int key_size The number of bytes of the key.DescriptionGenerates a random key of key_size bytes. ReturnsOn success, GNUTLS_E_SUCCESS (0) is returned, or an error code….

gnutls_init – API function Synopsis#include <gnutls/gnutls.h> int gnutls_init(gnutls_session_t * session, unsigned int flags); Argumentsgnutls_session_t * session is a pointer to a gnutls_session_t structure. unsigned int flags indicate if this session is to be used for server or client.DescriptionThis function initializes the current session to null. Every session must be initialized before use, so internal structures…