Someone

int sprint_hex_data(char* out_buf, DATA_BLOCK& x) {    unsigned int i;    char buf[16];    const char hex[] = "0123456789abcdef";    char* p = out_buf;    for (i=0; i<x.len; i++) {        *p++ = hex[x.data[i]/16];        *p++ = hex[x.data[i]%16];        if (i%32==31) *p++ = '\n';    }    if (x.len%32 != 0) *p++ = '\n';    strcpy(p, ".\n");    return 0;}