cfg.h

/* vim: set tabstop=8 shiftwidth=4 softtabstop=4 expandtab smarttab colorcolumn=80: */
/*
 * Copyright 2017 Red Hat, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include <stddef.h>
#include <stdarg.h>
#include <stdint.h>

enum {
    _JOSE_CFG_ERR_BASE = 0x1053000000000000ULL,
    JOSE_CFG_ERR_JWK_INVALID,
    JOSE_CFG_ERR_JWK_MISMATCH,
    JOSE_CFG_ERR_JWK_DENIED,
    JOSE_CFG_ERR_ALG_NOTSUP,
    JOSE_CFG_ERR_ALG_NOINFER,
    JOSE_CFG_ERR_JWS_INVALID,
};

#ifdef DOXYGEN

typedef jose_cfg_t jose_cfg_auto_t;
#else
#define jose_cfg_auto_t jose_cfg_t __attribute__((cleanup(jose_cfg_auto)))
#endif

typedef struct jose_cfg jose_cfg_t;
typedef void (jose_cfg_err_t)(void *misc, const char *file, int line,
                              uint64_t err, const char *fmt, va_list ap);

jose_cfg_t *
jose_cfg(void);

void
jose_cfg_auto(jose_cfg_t **cfg);

jose_cfg_t *
jose_cfg_incref(jose_cfg_t *cfg);

void
jose_cfg_decref(jose_cfg_t *cfg);

void
jose_cfg_set_err_func(jose_cfg_t *cfg, jose_cfg_err_t *err, void *misc);

void *
jose_cfg_get_err_misc(jose_cfg_t *cfg);

#ifdef DOXYGEN

void
jose_cfg_err(jose_cfg_t *cfg, uint64_t err, const char *fmt, ...);
#else
void __attribute__((format(printf, 5, 6)))
jose_cfg_err(jose_cfg_t *cfg, const char *file, int line, uint64_t err,
             const char *fmt, ...);

#define jose_cfg_err(cfg, err, ...) \
    jose_cfg_err(cfg, __FILE__, __LINE__, err, __VA_ARGS__)
#endif