C / C++ / MFC

Tools::Check(piFrameEncode->GetMetadataQueryWriter(&piFrameQWriter));
		
// Add additional metadata.
PROPVARIANT value;
PropVariantInit(&value);

value.vt = VT_LPWSTR;
value.pwszVal= L"Thomas LEBRUN";
		
Tools::Check(piFrameQWriter->SetMetadataByName(L"/xmp/<xmpstruct>MP:RegionInfo/<xmpbag>MPRI:Regions/PersonDisplayName", &value));

I'm new and french : forgive my mistackes

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


FILE *src;
FILE *dst;
char sstr[100];
int ch;

int ReadString(void)
{
    if(fgets(sstr,100,src) != NULL)
    {
        printf("\n%s",sstr);
        ch = 0;
        return 1;
    }
    else
    {
        return 0;
    }
}

int main()
{
    char dstr[100];
    char c;
    unsigned char h;
    int state = 0;

    printf("Enter File Path and Name to Open\n");
    scanf("%s",sstr);
    src = fopen(sstr,"r");
    if(src == NULL)
    {
        printf("Error Opening File %s\n",sstr);
        return 0;
    }
    else
    {
        printf("Successfully Opened File %s\n",sstr);
    }

    ch = (strchr(sstr,'.') - sstr) + 1;
    strncpy(dstr,sstr,ch);
    dstr[ch++] = 'b';
    dstr[ch++] = 'i';
    dstr[ch++] = 'n';
    dstr[ch] = 0;
    dst = fopen(dstr,"w");

    if(dst == NULL)
    {
        printf("Error Creating File %s\n",dstr);
        fclose(src);
        return 0;
    }
    else
    {
        printf("Successfully Opened File %s\n",dstr);
    }

    if(!ReadString())
    {
        fclose(src);
        fclose(dst);
        return 0;
    }

    while(sstr[ch]!=0)
    {
        switch(state)
        {
            case 0: // read a char
                c = sstr[ch++];
                if(c == '/')    // Comment line
                {
                    state = 20;
                }
                if(c == '0')    // Start of "0x" string
                {
                    state = 10;
                }
            break;

            case 10: // "0x" string?
                c = sstr[ch++];
                if(c == 'x')    // Yes
                {
                    h = 0;
                    state = 11;
                }
            break;

            case 11:
                c = sstr[ch++];
                if((c > 0x2F) && (c < 0x3A)) // 0 - 9
                {
                    h = c - 0x30;
                }
                if((c > 0x40) && (c < 0x47)) // A - F
                {
                    h = c - 0x37;
                }
                if((c > 0x60) && (c < 0x67)) // a - f
                {
                    h = c - 0x57;
                }
                h = h << 4;
                state++;
            break;

            case 12:
                c = sstr[ch++];
                if((c > 0x2F) && (c < 0x3A)) // 0 - 9
                {
                    c = c - 0x30;
                }
                if((c > 0x40) && (c < 0x47)) // A - F
                {
                    c = c - 0x37;
                }
                if((c > 0x60) && (c < 0x67)) // a - f
                {
                    c = c - 0x57;
                }
                h = h + c;
                fputc(h,dst);
                state = 0;
                if(h<0x10)
                    printf("0");
                printf("%X ",h);
            break;

            case 20: // Comment Line?
                c = sstr[ch++];
                if(c == '/') // Yes
                {
                    if(!ReadString()) // Read Next Line
                    {
                        fclose(src);
                        fclose(dst);
                        return 0;
                    }
                    state = 0;
                }
            break;
        }
        if((ch>=100) || (sstr[ch] == 0))
        {
            if(!ReadString())
            {
                fclose(src);
                fclose(dst);
                return 0;
            }
        }
    }

    fclose(src);
    fclose(dst);
    return 0;
}

0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0A,0x0B,0x0C,0x0D,0x0E,0x0F,
0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1A,0x1B,0x1C,0x1D,0x1E,0x1F,
0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,0x28,0x29,0x2A,0x2B,0x2C,0x2D,0x2E,0x2F,
0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39,0x3A,0x3B,0x3C,0x3D,0x3E,0x3F,
0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,0x48,0x49,0x4A,0x4B,0x4C,0x4D,0x4E,0x4F,
0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,0x58,0x59,0x5A,0x5B,0x5C,0x5D,0x5E,0x5F,
0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,0x68,0x69,0x6A,0x6B,0x6C,0x6D,0x6E,0x6F,
0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,0x78,0x79,0x7A,0x7B,0x7C,0x7D,0x7E,0x7F,
0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8A,0x8B,0x8C,0x8D,0x8E,0x8F,
0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,0x98,0x99,0x9A,0x9B,0x9C,0x9D,0x9E,0x9F,
0xA0,0xA1,0xA2,0xA3,0xA4,0xA5,0xA6,0xA7,0xA8,0xA9,0xAA,0xAB,0xAC,0xAD,0xAE,0xAF,
0xB0,0xB1,0xB2,0xB3,0xB4,0xB5,0xB6,0xB7,0xB8,0xB9,0xBA,0xBB,0xBC,0xBD,0xBE,0xBF,
0xC0,0xC1,0xC2,0xC3,0xC4,0xC5,0xC6,0xC7,0xC8,0xC9,0xCA,0xCB,0xCC,0xCD,0xCE,0xCF,
0xD0,0xD1,0xD2,0xD3,0xD4,0xD5,0xD6,0xD7,0xD8,0xD9,0xDA,0xDB,0xDC,0xDD,0xDE,0xDF,
0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xEC,0xED,0xEE,0xEF,
0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF6,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFE,0xFF,