MyWall1, C (gcc) - rextester

MyWall1

//gcc 5.4.0

#include  <stdio.h>
#include <string.h>

char * EISCP_Start = "\x49\x53\x43\x50\x00\x00\x00\x10\x00\x00\x00\x08\x01\x00\x00\x00\x21\x31";
int EISCP_Start_len = 18;
char * EISCP__Cmd_Volume = "\x4d\x56\x4c";
int EISCP__Cmd_Volume_len = 3;
char * EISCP_20= "\x31\x34";
int EISCP_20_len = 2;
char * EISCP_End = "\x0d";
int EISCP_End_len = 1;

char returnString[25];
char AppendedString[25];

char * append(char *string1, char *string2, int str1_len, int str2_len){ 
    for(int i=1;i<str2_len+1;i++){
     AppendedString[i+str1_len-1]=string2[i-1];
     }
    AppendedString[str2_len+str1_len]='\0';
   /* 
   //Debug ausgabe: 
   printf("Sizeof 1:%i\t",str1_len);
    puts(string1);
    printf("Sizeof 2:%i\t",str2_len);
    puts(string2);
    
   for(int i=0;i<str2_len+1;i++){ 
     printf("i:%i\t",i);
        printf("C:%c\tHEX:%x\t",AppendedString[i+str1_len],AppendedString[i+str1_len]);
        printf("C:%c\tHEX:%x\n",string2[i],string2[i]);
   } 
    printf("\n");*/
    
    return AppendedString;
}

char * EISCP_StringBuilder (int Value){
  //char HexCommand[10];
    int position=0;
  char EISCP_Value[3];
  int  EISCP_Value_len = 2;
  sprintf(EISCP_Value,"%x",Value);
  
    
  append(returnString, EISCP_Start, position, EISCP_Start_len);
  position=EISCP_Start_len;
  append(returnString, EISCP__Cmd_Volume, position, EISCP__Cmd_Volume_len);
  position=EISCP_Start_len+EISCP__Cmd_Volume_len;  
  append(returnString, EISCP_Value, position, EISCP_Value_len);
  position= EISCP_Start_len+EISCP__Cmd_Volume_len+EISCP_Value_len;
  append(returnString, EISCP_End, position, EISCP_End_len);

return returnString;
}

int main(void)
{         
    EISCP_StringBuilder(1);
        
    for(int i=0;i<25;i++){
     printf("Char Nr. %i:\t", i);
     printf("%c\t", AppendedString[i]);
     printf("0x%X\n", AppendedString[i]);
    }
    
    return 0;
}


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