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/* misc.h - miscellaneous
* Copyright (C) 2002 Klarälvdalens Datakonsult AB
*
* This file is part of DirMngr.
*
* DirMngr is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* DirMngr is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifndef MISC_H
#define MISC_H
/* Convert hex encoded string back to binary. */
size_t unhexify (unsigned char *result, const char *string);
/* Returns SHA1 hash of the data. */
char* hashify_data( const char* data, size_t len );
/* Returns data as a hex string. */
char* hexify_data (const unsigned char* data, size_t len, int with_prefix);
/* Returns the serial number as a hex string. */
char* serial_hex ( ksba_sexp_t serial );
/* Take an S-Expression encoded blob and return a pointer to the
actual data as well as its length. */
const unsigned char *serial_to_buffer (const ksba_sexp_t serial,
size_t *length);
/* Do an in-place percent unescaping of STRING. Returns STRING. */
char *unpercent_string (char *string);
gpg_error_t canon_sexp_to_gcry (const unsigned char *canon,
gcry_sexp_t *r_sexp);
/* Return an allocated hex-string with the SHA-1 fingerprint of
CERT. */
char *get_fingerprint_hexstring (ksba_cert_t cert);
/* Return an allocated hex-string with the SHA-1 fingerprint of
CERT. This version inserts the usual colons. */
char *get_fingerprint_hexstring_colon (ksba_cert_t cert);
/* Log CERT in short format with s/n and issuer DN prefixed by TEXT. */
void cert_log_name (const char *text, ksba_cert_t cert);
/* Log CERT in short format with the subject DN prefixed by TEXT. */
void cert_log_subject (const char *text, ksba_cert_t cert);
/* Dump the serial number SERIALNO to the log stream. */
void dump_serial (ksba_sexp_t serialno);
/* Dump STRING to the log file but choose the best readable
format. */
void dump_string (const char *string);
/* Dump an KSBA cert object to the log stream. Prefix the output with
TEXT. This is used for debugging. */
void dump_cert (const char *text, ksba_cert_t cert);
/* Callback to print infos about the TLS certificates. */
void cert_log_cb (http_session_t sess, gpg_error_t err,
const char *hostname, const void **certs, size_t *certlens);
/* Return the host name and the port (0 if none was given) from the
URL. Return NULL on error or if host is not included in the
URL. */
char *host_and_port_from_url (const char *url, int *port);
/* Create a KSBA reader object and connect it to the estream FP. */
gpg_error_t create_estream_ksba_reader (ksba_reader_t *r_reader, estream_t fp);
/* Encode the binary data in {DATA,DATALEN} as ASCII-armored data and
stored it as a NUL-terminated string in *R_STRING. The caller is
responsible for freeing *R_STRING. */
gpg_error_t armor_data (char **r_string, const void *data, size_t datalen);
/* Copy all data from IN to OUT. */
gpg_error_t copy_stream (estream_t in, estream_t out);
#endif /* MISC_H */
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