gecode.h

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/*
 * gecode.h - GE 100-series internal graphic character code.
 *
 * Single source of the machine's internal character set so the disassembler
 * (gdis, DB-comment glyphs) and the runtime (printer/typewriter capture) cannot
 * drift apart. See gecode.c for the table and its provenance.
 */
#ifndef GECODE_H
#define GECODE_H
 
#include <stdint.h>
 
/* Return the ASCII rendering of the GE-120 internal graphic byte `b`, or '.'
 * for any non-graphic code (and for graphics with no ASCII equivalent). */
char ge_glyph(uint8_t b);
 
/* Translate an ASCII byte to the GE-120 internal graphic code used by the
 * compiler/runtime and the integrated typewriter path. Unsupported characters
 * fold to space; '\n' becomes the runtime line-feed control byte 0x00. */
uint8_t ge_code(uint8_t ascii);
 
#endif /* GECODE_H */