90 lines
3.2 KiB
C
90 lines
3.2 KiB
C
/*
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* TilEm II
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*
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* Copyright (c) 2011 Benjamin Moody
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*
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* This program is free software: you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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enum {
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TI81_SLOT_AUTO = -1,
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TI81_SLOT_0, TI81_SLOT_1, TI81_SLOT_2, TI81_SLOT_3, TI81_SLOT_4,
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TI81_SLOT_5, TI81_SLOT_6, TI81_SLOT_7, TI81_SLOT_8, TI81_SLOT_9,
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TI81_SLOT_A, TI81_SLOT_B, TI81_SLOT_C, TI81_SLOT_D, TI81_SLOT_E,
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TI81_SLOT_F, TI81_SLOT_G, TI81_SLOT_H, TI81_SLOT_I, TI81_SLOT_J,
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TI81_SLOT_K, TI81_SLOT_L, TI81_SLOT_M, TI81_SLOT_N, TI81_SLOT_O,
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TI81_SLOT_P, TI81_SLOT_Q, TI81_SLOT_R, TI81_SLOT_S, TI81_SLOT_T,
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TI81_SLOT_U, TI81_SLOT_V, TI81_SLOT_W, TI81_SLOT_X, TI81_SLOT_Y,
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TI81_SLOT_Z, TI81_SLOT_THETA
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};
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#define TI81_SLOT_MAX TI81_SLOT_THETA
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typedef struct _TI81ProgInfo {
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int slot; /* program slot number */
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int size; /* size of program contents */
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dword addr; /* address of program contents */
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byte name[8]; /* program name, tokens */
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} TI81ProgInfo;
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typedef struct _TI81Program {
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TI81ProgInfo info;
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byte *data;
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} TI81Program;
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/* Error codes */
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enum {
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TI81_ERR_FILE_IO = 1, /* File I/O error */
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TI81_ERR_INVALID_FILE, /* PRG file is invalid */
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TI81_ERR_MEMORY, /* Not enough memory to load program */
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TI81_ERR_SLOTS_FULL, /* No free program slots */
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TI81_ERR_BUSY, /* Calculator is busy and unable
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to load/save programs */
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TI81_ERR_INTERNAL
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};
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/* Create a new TI81Program with the given size. */
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TI81Program * ti81_program_new(int size)
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TILEM_ATTR_MALLOC;
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/* Free a TI81Program. */
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void ti81_program_free(TI81Program *prgm);
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/* Get information about the program in the given slot. */
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int ti81_get_program_info(const TilemCalc *calc, int slot, TI81ProgInfo *info);
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/* Retrieve a program from calculator memory. Free the resulting
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program with ti81_program_free() when you're done with it. */
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int ti81_get_program(const TilemCalc *calc, int slot, TI81Program **prgm);
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/* Load a program into calculator memory. */
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int ti81_load_program(TilemCalc *calc, const TI81Program *prgm);
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/* Read a program from a PRG file. Free the resulting program with
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ti81_program_free() when you're done with it. */
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int ti81_read_prg_file(FILE *f, TI81Program **prgm);
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/* Write a program to a PRG file. */
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int ti81_write_prg_file(FILE *f, const TI81Program *prgm);
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/* Convert program slot number into a UTF-8 string. Free the result
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with tilem_free() when you're done with it. */
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char * ti81_program_slot_to_string(int slot)
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TILEM_ATTR_MALLOC;
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/* Convert program name to a UTF-8 string. Free the result with
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tilem_free() when you're done with it. */
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char * ti81_program_name_to_string(const byte *prgname)
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TILEM_ATTR_MALLOC;
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