plugin_extra_configuration.h

//
// Created by thomas on 28/05/20.
//

#ifndef UBPF_TOOLS_PLUGIN_EXTRA_CONFIGURATION_H
#define UBPF_TOOLS_PLUGIN_EXTRA_CONFIGURATION_H

#include <json-c/json_object.h>
#include <netinet/in.h>
#include "uthash.h"
#include "utlist.h"
#include <xbgp_compliant_api/xbgp_common_vm_defs.h>
#include "tommy.h"

#define MAX_STR_BUF_PFX 45

enum type_val {
    conf_val_type_undef = 0,
    conf_val_type_int,
    conf_val_type_double,
    conf_val_type_ipv4,
    conf_val_type_ipv6,
    conf_val_type_ipv4_prefix,
    conf_val_type_ipv6_prefix,
    conf_val_type_list,
    conf_val_type_dict,
    conf_val_type_string,
    conf_val_type_max,
};

struct prefix_ip6 {
    int family;
    int prefix_len;
    struct in6_addr p;
};

struct prefix_ip4 {
    int family;
    int prefix_len;
    struct in_addr p;
};

/*struct conf_lst {
    struct conf_val *cf_val;
    struct conf_lst *next, *prev;
};*/

struct conf_arg {
    tommy_hashdyn_node hash_node;
    struct conf_val *val;
    size_t len_key;
    char key[0];
};

typedef tommy_hashdyn dict;

struct conf_val {

    int type;

    union {
        struct prefix_ip4 ip4_pfx;
        struct prefix_ip6 ip6_pfx;
        struct in_addr ip4;
        struct in6_addr ip6;
        uint64_t int_val;
        double dbl_val;
        struct {
            size_t len;
            char *str;
        } string;
        struct {
            size_t len;
            struct conf_val **array;
        } lst;
        dict dict;
    } val;

};


int extra_info_from_json(const char *path, const char *key);

int json_parse_extra_info(json_object *manifest);

struct conf_val *get_extra_from_key(const char *key);

int get_global_info(const char *key, struct global_info *info);

int get_info_lst_idx(const struct global_info *info, unsigned int array_idx, struct global_info *value);

int get_info_dict(struct global_info *info, const char *key, struct global_info *value);

int extra_info_copy_data(struct global_info *info, void *buf, size_t len);

int extra_info_copy_data_lst_idx(const char *key, int arr_idx, void *buf, size_t len);

int delete_conf_arg(const char *key);

int delete_all_extra_info(void);

int extra_conf_parse_int(json_object *value, struct conf_val *val);

int extra_conf_parse_float(json_object *value, struct conf_val *val);

int extra_conf_parse_ip4(json_object *value, struct conf_val *val);

int extra_conf_parse_ip6(json_object *value, struct conf_val *val);

int extra_conf_parse_ip4_prefix(json_object *value, struct conf_val *val);

int extra_conf_parse_ip6_prefix(json_object *value, struct conf_val *val);

int extra_conf_parse_str(json_object *value, struct conf_val *val);

int extra_conf_parse_list(json_object *value, struct conf_val *val);

int extra_conf_parse_dict(json_object *value, struct conf_val *val);

int delete_current_info(struct conf_val *val);

int extra_conf_parse_delete_int(struct conf_val *val);

int extra_conf_parse_delete_float(struct conf_val *val);

int extra_conf_parse_delete_ip4(struct conf_val *val);

int extra_conf_parse_delete_ip6(struct conf_val *val);

int extra_conf_parse_delete_ip4_prefix(struct conf_val *val);

int extra_conf_parse_delete_ip6_prefix(struct conf_val *val);

int extra_conf_parse_delete_str(struct conf_val *val);

int extra_conf_parse_delete_list(struct conf_val *val);

int extra_conf_delete_dict(struct conf_val *val);

int extra_conf_copy_int(struct global_info *info, void *buf, size_t len);

int extra_conf_copy_float(struct global_info *info, void *buf, size_t len);

int extra_conf_copy_ip4(struct global_info *info, void *buf, size_t len);

int extra_conf_copy_ip6(struct global_info *info, void *buf, size_t len);

int extra_conf_copy_ip4_prefix(struct global_info *info, void *buf, size_t len);

int extra_conf_copy_ip6_prefix(struct global_info *info, void *buf, size_t len);

int extra_conf_copy_str(struct global_info *info, void *buf, size_t len);

static inline int error_cpy(struct global_info *val __attribute__((unused)),
                            void *buf __attribute__((unused)),
                            size_t len __attribute__((unused))) {
    return -1;
}

#endif //UBPF_TOOLS_PLUGIN_EXTRA_CONFIGURATION_H