mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-06-08 15:29:41 +00:00
122 lines
2.3 KiB
C
122 lines
2.3 KiB
C
#include <stdio.h>
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#include <fcntl.h>
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#include <unistd.h>
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/* Need liblz4 installed */
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#include "lz4.h"
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#include "lz4hc.h"
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#define NUM_FILES 10
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static char art_files[NUM_FILES][20]={
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"01_aperture.txt",
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"02_radioactive.txt",
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"03_atom.txt",
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"04_broken_heart.txt",
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"05_explosion.txt",
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"06_fire.txt",
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"07_check.txt",
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"08_black_mesa.txt",
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"09_cake.txt",
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"10_glados.txt",
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};
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static char art_names[NUM_FILES][20]={
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"aperture",
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"radioactive",
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"atom",
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"broken_heart",
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"explosion",
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"fire",
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"check",
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"black_mesa",
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"cake",
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"glados",
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};
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#define MAX_SIZE 1024
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static unsigned char buffer[MAX_SIZE];
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static unsigned char compressed_buffer[MAX_SIZE];
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static void dump_asm(char *name,int size,unsigned char *buffer) {
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int j;
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printf("%s:\n",name);
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for(j=0;j<size+1;j++) {
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if (j%16==0) {
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printf("\n\t.byte $%02X",buffer[j]);
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}
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else {
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printf(",$%02X",buffer[j]);
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}
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}
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printf("\n");
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}
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int main(int argc, char **argv) {
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int i,j,fd,size,total_size=0,compressed_size=0,total_compressed=0;
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printf("ascii_art:\n");
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for(i=0;i<NUM_FILES;i++) {
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printf("\t.byte <%s,>%s\n",art_names[i],art_names[i]);
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}
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printf("\n");
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for(i=0;i<NUM_FILES;i++) {
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fd=open(art_files[i],O_RDONLY);
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if (fd<0) {
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fprintf(stderr,"Error opening %s\n",art_files[i]);
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return -1;
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}
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size=read(fd,buffer,MAX_SIZE);
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if (size<0) {
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fprintf(stderr,"Error reading %s\n",art_files[i]);
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}
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total_size+=size;
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/* Convert to Apple II ASCII */
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for(j=0;j<size;j++) {
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if (buffer[j]=='\n') buffer[j]=13;
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buffer[j]=buffer[j]|0x80;
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}
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buffer[j]=0;
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compressed_size=LZ4_compress_HC ((char *)buffer,
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(char *)compressed_buffer,
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size,
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MAX_SIZE,
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16);
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if (compressed_size>MAX_SIZE) {
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fprintf(stderr,"Error! Compressed data too big!\n");
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}
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total_compressed+=compressed_size;
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fprintf(stderr,"%s %d %d\n",art_files[i],size,compressed_size);
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close(fd);
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dump_asm(art_names[i],compressed_size,compressed_buffer);
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}
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fprintf(stderr,"Total original: %d\n",total_size);
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fprintf(stderr,"Total compressed: %d\n",total_compressed);
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return 0;
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}
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