#! /bin/awk
# Convert byte hex dump without addresses to 0x9abcdef type 
# format suitable for initalization of C array.
# Works well with small amount of data like signatures. Large amounts
# probably extremely slow.
# hex dump can be obtaned with  od -A n -t x1 -v filename.

{
    data = data $0
}

END {
    gsub(/[ \n\t]+/, "", data);
    output_uints(data);
    printf("\n");
    output_uchar(data);
    printf("\n");    
}

function output_uints(hex_string)
{
    str_length = length(hex_string);
    for( i=1; i < str_length; i=i+8){
        printf("0x%s,", substr(hex_string, i, 8));
        if(0 == ((i+7)%32))
            printf("\n");
    }
}

function output_uchar(hex_string)
{
    str_length = length(hex_string);
    for( i=1; i < str_length; i=i+2){
        printf("0x%s,", substr(hex_string, i, 2));
        if(0 == ((i+1)%16))
            printf("\n");
    }
}