network.h

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/*
 * Copyright (c) 2024 ykat UG (haftungsbeschraenkt) - All Rights Reserved
 *
 * Permission for non-commercial use is hereby granted,
 * free of charge, without warranty of any kind.
 */
#ifndef ZRTOS_VFS_MODULE_NETWORK_H
#define ZRTOS_VFS_MODULE_NETWORK_H
#ifdef __cplusplus
extern "C" {
#endif

#include <zrtos/types.h>


typedef struct{
    uint8_t data[6];
}__attribute__((packed))zrtos_vfs_module_network_mac_t;

typedef struct{
    uint8_t data[4];
}__attribute__((packed))zrtos_vfs_module_network_ip4_t;

typedef struct{
    uint8_t data[4];
}__attribute__((packed))zrtos_vfs_module_network_subnet_mask_t;

bool zrtos_vfs_module_network_ip4__init(
     zrtos_vfs_module_network_ip4_t *thiz
    ,const char *src
){
    char ch;
    uint16_t val = 0;
    size_t pos = 0;

    while(true){
        ch = *src++;
        if(zrtos_types__is_digit(ch)){
            val += (ch - '0') * 10;
        }else if(
            (ch == '.' || ch == '\0')
            && pos < 4
            && val < 2560
        ){
            thiz->data[pos++] = val/10;
            val = 0;
            if(ch == '\0'){
                break;
            }
        }else{
            break;
        }
    }

    return pos == 4;
}

#ifdef __cplusplus
}
#endif
#endif