mirror of
https://github.com/nitraiolo/CfgUSBLoader.git
synced 2024-10-22 14:15:05 +02:00
103 lines
2.5 KiB
C
103 lines
2.5 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <arpa/inet.h>
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// 0000:000000000000000000004A506A505A50499E0000000000000000000000000000
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// 0020:00000000000000000000000000000000
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#define dbg_printf(...) if (0) fprintf(stderr,__VA_ARGS__)
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#define err_printf(...) fprintf(stderr,__VA_ARGS__)
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struct
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{
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int len;
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unsigned char glyph[16*2];
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} table[0xFFFF];
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int main()
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{
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char line[100];
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char *s;
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int len;
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int i, j;
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unsigned id;
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unsigned x;
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memset(table, 0, sizeof(table));
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while (fgets(line, sizeof(line), stdin)) {
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dbg_printf("line: %s", line);
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s = strchr(line, '\r');
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if (s) *s = 0;
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s = strchr(line, '\n');
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if (s) *s = 0;
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if (line[4] != ':') goto err;
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if (sscanf(line, "%x", &id) != 1) goto err;
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dbg_printf(" : %04x:", id);
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len = strlen(line);
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if (len == 37) {
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table[id].len = 1;
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s = &line[5];
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for (i=0; i<16; i++) {
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sscanf(s, "%2x", &x);
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dbg_printf("%02x", x);
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table[id].glyph[i] = x;
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s += 2;
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}
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dbg_printf("\n");
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} else if (len == 69) {
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table[id].len = 2;
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s = &line[5];
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for (i=0; i<32; i++) {
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sscanf(s, "%2x", &x);
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dbg_printf("%02x", x);
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j = i / 2 + 16 * (i&1);
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table[id].glyph[j] = x;
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s += 2;
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}
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dbg_printf("\n ");
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for (i=0; i<32; i++) {
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dbg_printf("%02x", table[id].glyph[i]);
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}
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dbg_printf("\n");
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} else {
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err:
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err_printf("ERR: %s\n", line);
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}
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}
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fwrite("UNIFONT", 8, 1, stdout);
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x = htonl(0xFFFF);
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fwrite(&x, sizeof(x), 1, stdout);
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x = 0;
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fwrite(&x, sizeof(x), 1, stdout);
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fwrite(&x, sizeof(x), 1, stdout);
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fwrite("INDX", 4, 1, stdout);
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int idx = 0;
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for (i=0; i<=0xFFFF; i++) {
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if (table[i].len) {
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x = (idx << 8) + table[i].len;
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} else {
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x = 0;
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}
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x = htonl(x);
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fwrite(&x, sizeof(x), 1, stdout);
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idx += table[i].len;
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}
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fwrite("GLYP", 4, 1, stdout);
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x = htonl(idx);
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fwrite(&x, sizeof(x), 1, stdout);
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for (i=0; i<=0xFFFF; i++) {
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if (table[i].len) {
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fwrite(table[i].glyph, 16 * table[i].len, 1, stdout);
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}
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}
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fwrite("END", 4, 1, stdout);
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return 0;
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}
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