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gnb_ctl_block.h
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#ifndef gnb_ctl_block_h
#define gnb_ctl_block_h
#include <stdint.h>
#include "gnb_mmap.h"
#include "gnb_payload16.h"
#include "gnb_conf_type.h"
#include "gnb_node_type.h"
#include "gnb_log_type.h"
#define GNB_TUN_PAYLOAD_BLOCK_SIZE 4096
#define GNB_INET_PAYLOAD_BLOCK_SIZE 4096
#define CTL_BLOCK_ES_MAGIC_IDX 3
#define CTL_BLOCK_VT_MAGIC_IDX 4
typedef struct _gnb_ctl_magic_number_t {
unsigned char data[16];
}gnb_ctl_magic_number_t;
typedef struct _gnb_ctl_conf_zone_t {
unsigned char name[8];
gnb_conf_t conf_st;
}gnb_ctl_conf_zone_t;
typedef struct _gnb_ctl_core_zone_t {
unsigned char name[8];
uint32_t local_uuid;
uint32_t tun_if_id;
unsigned char ifname[256];
unsigned char if_device_string[256];
unsigned char wan_addr6[16];
uint16_t wan_port6; //网络字节序
unsigned char wan_addr4[4];
uint16_t wan_port4; //网络字节序
gnb_log_ctx_t log_ctx_st;
unsigned char index_address_block[ sizeof(gnb_address_list_t) + sizeof(gnb_address_t) * GNB_MAX_ADDR_RING ];
unsigned char ufwd_address_block[ sizeof(gnb_address_list_t) + sizeof(gnb_address_t) * 16 ];
unsigned char tun_payload_block[sizeof(gnb_payload16_t)+GNB_TUN_PAYLOAD_BLOCK_SIZE];
unsigned char inet_payload_block[sizeof(gnb_payload16_t)+GNB_INET_PAYLOAD_BLOCK_SIZE];
}gnb_ctl_core_zone_t;
typedef struct _gnb_ctl_status_zone_t {
uint64_t keep_alive_ts_sec;
}gnb_ctl_status_zone_t;
typedef struct _gnb_ctl_node_zone_t {
unsigned char name[8];
int node_num;
gnb_node_t node[0];
}gnb_ctl_node_zone_t;
typedef struct _gnb_ctl_block_t {
uint32_t *entry_table256;
gnb_ctl_magic_number_t *magic_number;
gnb_ctl_conf_zone_t *conf_zone;
gnb_ctl_core_zone_t *core_zone;
gnb_ctl_status_zone_t *status_zone;
gnb_ctl_node_zone_t *node_zone;
gnb_mmap_block_t *mmap_block;
}gnb_ctl_block_t;
ssize_t gnb_ctl_file_size(const char *filename);
gnb_ctl_block_t *gnb_ctl_block_build(void *memory,size_t node_num);
void gnb_ctl_block_build_finish(void *memory);
void gnb_ctl_block_setup(gnb_ctl_block_t *ctl_block, void *memory);
#if 0
gnb_ctl_block_t *gnb_ctl_block_init_readwrite(const char *ctl_block_file);
gnb_ctl_block_t *gnb_ctl_block_init_readonly(const char *ctl_block_file);
#endif
gnb_ctl_block_t *gnb_get_ctl_block(const char *ctl_block_file, int flag);
#define MIN_CTL_BLOCK_FILE_SIZE (sizeof(uint32_t)*256 + sizeof(gnb_ctl_magic_number_t) + sizeof(gnb_ctl_conf_zone_t) + sizeof(gnb_ctl_core_zone_t) + sizeof(gnb_ctl_status_zone_t) + sizeof(gnb_ctl_node_zone_t) + sizeof(gnb_node_t))
#define GNB_CTL_KEEP_ALIVE_TS 15
#endif