variable.c

См. документацию.

 
#include <mem/vmm.h>
#include "lib/php/str_contains.h"
#include <io/ports.h>
#include <sys/variable.h>  
 
VARIABLE G_VARIABLE[128] = {0};
size_t C_VARIABLE = 0;
 
size_t variable_freeID(char* Key){
    bool Key404 = false;
    for (int i = 0; i < 512;i++){
        if (strcmpn(G_VARIABLE[i].Key,Key)) return i;
        if (G_VARIABLE[i].Ready == 0 && Key404) return i;
        if (i == 511 && !Key404){
            Key404 = true;
            i = 0;
        }
    }
    return -1;
}
 
int variable_write(char* Key, char* Value){
    qemu_log("[Variable] [Write] %s=%s",Key,Value);
    size_t inx = variable_freeID(Key);
    if (inx == -1){
        qemu_log("[Variable] [Error] Return index: %d",inx);
        return 0;
    }
    if (G_VARIABLE[inx].Ready == 1 && strlen(Value) == 0){
        C_VARIABLE--;
    } else if (G_VARIABLE[inx].Ready == 0 && strlen(Value) != 0){
        C_VARIABLE++;
    }
    G_VARIABLE[inx].Ready = (strlen(Value) == 0?0:1);
    memcpy(G_VARIABLE[inx].Key,Key,strlen(Key));
    memcpy(G_VARIABLE[inx].Value,Value,strlen(Value));
    return 1;
}
 
char* variable_read(char* Key){
    qemu_log("[Variable] [Read] %s",Key);
    for (int i = 0; i < 512;i++){
        if (G_VARIABLE[i].Ready && strcmpn(G_VARIABLE[i].Key,Key)){
            qemu_log("[Variable] [Read] %s=%s",G_VARIABLE[i].Key,G_VARIABLE[i].Value);
            return G_VARIABLE[i].Value;
        }
    }
    qemu_log("[Variable] [Read] %s=NULL",Key);
    return NULL;
}
 
VARIABLE* variable_list(char* Search){
    qemu_log("[Variable] [List] [ALL=%d] Search: %s",C_VARIABLE,Search);
    VARIABLE* list = kmalloc(sizeof(VARIABLE)*(C_VARIABLE+1));
    size_t inx = 0;
    for (int i = 0; i < 512;i++){
        if (G_VARIABLE[i].Ready == 0) continue;
        qemu_log("[%d] Ready: %d | Search:%d | Key:%s",inx, G_VARIABLE[i].Ready, str_contains(G_VARIABLE[i].Key,Search), G_VARIABLE[i].Key);
        if (str_contains(G_VARIABLE[i].Key,Search) == 0) continue;
        list[inx].Ready = 1;
        memcpy(list[inx].Key,G_VARIABLE[i].Key,strlen(G_VARIABLE[i].Key));
        memcpy(list[inx].Value,G_VARIABLE[i].Value,strlen(G_VARIABLE[i].Value));
        inx++;
    }
    list[inx].Ready = 0;
    return list;
}