Configured for 1284p Raven webserver
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dak664
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135
tools/avr-makecoffeedata
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135
tools/avr-makecoffeedata
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#!/usr/bin/perl
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#Generate a .c source that preinitializes a coffee file system
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#David Kopf <dak664@embarqmail.com> July 2009
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#Assumes coffee file_header structure is
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#struct file_header {
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# coffee_page_t log_page;
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# uint16_t log_records;
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# uint16_t log_record_size;
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# coffee_page_t max_pages;
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# uint8_t deprecated_eof_hint;
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# uint8_t flags;
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# char name[COFFEE_NAME_LENGTH];
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# } __attribute__((packed));
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$coffee_page_t=1;
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$coffee_name_length=16;
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$coffee_header_length=2*$coffee_page_t+$coffee_name_length+6;
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#coffee_sector_size is the number of bytes in the smallest allocated block of the coffee file system
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$coffee_sector_size=256;
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open(OUTPUT, "> httpd-coffeefsdata.c");
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chdir("httpd-fs");
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opendir(DIR, ".");
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@files = grep { !/^\./ && !/(CVS|~)/ } readdir(DIR);
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closedir(DIR);
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foreach $file (@files) {
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# $dirname = fileparse($file);
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if(-d $file && $file !~ /^\./) {
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print "Processing directory $file\n";
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opendir(DIR, $file);
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@newfiles = grep { !/^\./ && !/(CVS|~)/ } readdir(DIR);
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closedir(DIR);
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printf "Adding files @newfiles\n";
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@files = (@files, map { $_ = "$file/$_" } @newfiles);
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next;
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}
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}
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print(OUTPUT "/**************Generated by /tools/avr-makecoffeedata*****************/\n");
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print(OUTPUT "/*For coffee filesystem of sector size $coffee_sector_size and header length $coffee_header_length bytes*/\n");
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foreach $file (@files) {if(-f $file) {
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if (length($file)>($coffee_name_length-1)) {die "$file: name is too long!";}
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print "Adding file $file\n";
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open(FILE, $file) || die "Could not open file $file\n";
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if (grep /.png/,$file) {binmode FILE;}
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if (grep /.jpg/,$file) {binmode FILE;}
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if (grep /.gif/,$file) {binmode FILE;}
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$file =~ s-^-/-;
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$fvar = $file;
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$fvar =~ s-/-_-g;
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$fvar =~ s-\.-_-g;
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$file_length= -s FILE;
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$coffee_sectors=int(($coffee_header_length+$file_length+$coffee_sector_size-1)/$coffee_sector_size);
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# $coffee_sectors=sprintf("%.0f",($coffee_header_length+$file_length+$coffee_sector_size-1)/$coffee_sector_size)-1;
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$coffee_length=$coffee_sectors*$coffee_sector_size;
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# for AVR, add PROGMEM here
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print(OUTPUT "\n__attribute__ ((section (\".coffeedata\")))\n");
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print(OUTPUT "static const char data".$fvar."[$coffee_length] PROGMEM = {\n");
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print(OUTPUT "\t/* $file */\n\t ");
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#--------------------Header-----------------------------
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#log_page
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for($j=0;$j<$coffee_page_t;$j++) {print (OUTPUT "0x00, ");}
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#log_records, log_record_size
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for($j=0;$j<4;$j++) {print (OUTPUT "0x00, ");}
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#max_pages
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if ($coffee_page_t==1) {
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printf(OUTPUT "0x%2.2x, ",$coffee_sectors);
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} elsif ($coffee_page_t==2) {
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printf(OUTPUT "0x%2.2x, ",($coffee_sectors>> 8)&0xff);
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printf(OUTPUT "0x%2.2x, ",($coffee_sectors )&0xff);
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} elsif ($coffee_page_t==4) {
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printf(OUTPUT "0x%2.2x, ",($coffee_sectors>>24)&0xff);
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printf(OUTPUT "0x%2.2x, ",($coffee_sectors>>16)&0xff);
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printf(OUTPUT "0x%2.2x, ",($coffee_sectors>> 8)&0xff);
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printf(OUTPUT "0x%2.2x, ",($coffee_sectors )&0xff);
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} else {
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die "Unsupported coffee_page_t $coffee_page_t\n";
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}
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#eof hint and flags
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print(OUTPUT "0x00, 0x03,\n\t");
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#file name
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for($j = 0; $j < length($file); $j++) {
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printf(OUTPUT " %#02.2x,", unpack("C", substr($file, $j, 1)));
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}
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for(; $j < $coffee_name_length; $j++) {
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printf(OUTPUT " 0x00,");
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}
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print(OUTPUT "\n\t");
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#------------------File Data---------------------------
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$coffee_length-=$coffee_header_length;
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$i = 0;
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while(read(FILE, $data, 1)) {
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# printf(OUTPUT " %#2.2x,", unpack("C", $data));
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printf(OUTPUT " 0x%2.2x,", unpack("C", $data));
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$i++;$coffee_length--;
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if($i == 10) {
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print(OUTPUT "\n\t");
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$i = 0;
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}
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}
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while (--$coffee_length>1) {
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print (OUTPUT " 0x00,");
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if($i++ == 9) {
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print(OUTPUT "\n\t");
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$i = 0;
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}
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}
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print (OUTPUT " 0x00};\n");
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close(FILE);
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push(@fvars, $fvar);
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push(@pfiles, $file);
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}}
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for($i = 0; $i < @fvars; $i++) {
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$file = $pfiles[$i];
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$fvar = $fvars[$i];
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if($i == 0) {
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$prevfile = "NULL";
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} else {
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$prevfile = "file" . $fvars[$i - 1];
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}
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# for AVR, add PROGMEM here
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print(OUTPUT "const struct httpd_fsdata_file file".$fvar."[] PROGMEM = {{$prevfile, data$fvar, ");
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print(OUTPUT "data$fvar + ". (length($file) + 1) .", ");
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print(OUTPUT "sizeof(data$fvar) - ". (length($file) + 1) ."}};\n\n");
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}
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print(OUTPUT "#define HTTPD_FS_ROOT file$fvars[$i - 1]\n\n");
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print(OUTPUT "#define HTTPD_FS_NUMFILES $i\n");
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