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#ifndef _CONFIG_H_
#define _CONFIG_H_

#include "odhcp6c.h"

struct config_dhcp_rtx {
	uint8_t delay_max;
	uint8_t timeout_init;
	uint16_t timeout_max;
	uint8_t rc_max;
};

enum config_dhcp_msg {
	CONFIG_DHCP_SOLICIT,
	CONFIG_DHCP_REQUEST,
	CONFIG_DHCP_RENEW,
	CONFIG_DHCP_REBIND,
	CONFIG_DHCP_RELEASE,
	CONFIG_DHCP_DECLINE,
	CONFIG_DHCP_INFO_REQ,
	CONFIG_DHCP_MAX
};

struct config_dhcp {
	bool log_syslog;
	bool release;
	int log_level;
	int dscp;
	int sk_prio;
	bool stateful_only_mode;
	enum odhcp6c_ia_mode ia_na_mode;
	enum odhcp6c_ia_mode ia_pd_mode;
	unsigned int client_options;
	bool allow_slaac_only;
	unsigned int oro_user_cnt;
	struct config_dhcp_rtx message_rtx[CONFIG_DHCP_MAX];
	uint32_t irt_default;
	uint32_t irt_min;
	uint16_t rand_factor;
	enum odhcp6c_auth_protocol auth_protocol;
	char* auth_token;
	bool strict_rfc7550;
};

struct config_dhcp *config_dhcp_get(void);
void config_dhcp_reset(void);
void config_set_release(bool enable);
bool config_set_dscp(unsigned int value) ;
bool config_set_sk_priority(unsigned int priority);
void config_set_client_options(enum dhcpv6_config option, bool enable);
bool config_set_request_addresses(char *mode);
bool config_set_request_prefix(unsigned int length, unsigned int id);
void config_set_force_prefix(bool enable);
void config_set_stateful_only(bool enable);
void config_set_allow_slaac_only(bool value);
void config_clear_requested_options(void) ;
bool config_add_requested_options(unsigned int option);
void config_clear_send_options(void);
bool config_add_send_options(char *option);
bool config_set_rtx_delay_max(enum config_dhcp_msg msg, unsigned int value);
bool config_set_rtx_timeout_init(enum config_dhcp_msg msg, unsigned int value);
bool config_set_rtx_timeout_max(enum config_dhcp_msg msg, unsigned int value);
bool config_set_rtx_rc_max(enum config_dhcp_msg msg, unsigned int value);
bool config_set_irt_default(unsigned int value);
bool config_set_irt_min(unsigned int value);
bool config_set_rand_factor(unsigned int value);
bool config_set_auth_protocol(const char* protocol);
bool config_set_auth_token(const char* token);
void config_set_client_opt_cfg(struct odhcp6c_opt_cfg *opt_cfg);

int config_add_opt(const uint16_t code, const uint8_t *data, const uint16_t len);
int config_parse_opt_data(const char *data, uint8_t **dst, const unsigned int type, const bool array);
int config_parse_opt(const char *opt);

void config_apply_dhcp_rtx(struct dhcpv6_retx* dhcpv6_retx);

#endif /* _CONFIG_H_ */