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add license information & rename typedefs

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Bruno Raoult
2021-10-29 09:00:10 +02:00
parent 27a7b15038
commit 7bdc428485
10 changed files with 238 additions and 117 deletions
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70
src/fen.c
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@@ -1,3 +1,27 @@
/* fen.c - fen notation.
*
* Copyright (C) 2021 Bruno Raoult ("br")
* Licensed under the GNU General Public License v3.0 or later.
* Some rights reserved. See COPYING.
*
* You should have received a copy of the GNU General Public License along with this
* program. If not, see <https://www.gnu.org/licenses/gpl-3.0-standalone.htmlL>.
*
* SPDX-License-Identifier: GPL-3.0-or-later <https://spdx.org/licenses/GPL-3.0-or-later.html>
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <ctype.h>
#include "chessdefs.h"
#include "position.h"
#include "board.h"
#include "fen.h"
/* Starting Position :
* rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1
* After 1.e4 :
@@ -18,28 +42,16 @@
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdbool.h>
#include <string.h>
#include <ctype.h>
#include "chessdefs.h"
#include "position.h"
#include "board.h"
#include "fen.h"
// warning, we expect a valid fen input
POS *fen2pos(POS *pos, char *fen)
pos_t *fen2pos(pos_t *pos, char *fen)
{
char *p = fen;
int rank, file, skip;
BOARD *board = pos->board;
short rank, file, skip;
board_t *board = pos->board;
# define SKIP_BLANK(p) for(;*(p) == ' '; (p)++)
//pos_init(pos);
// 1) get piece placement information
/* 1) get piece placement information
*/
for (rank = 7, file = 0; *p && *p != ' '; ++p) {
char cp = toupper(*p);
switch (cp) {
@@ -60,7 +72,7 @@ POS *fen2pos(POS *pos, char *fen)
goto color;
case CHAR_KING:
board[SQ88(file, rank)]->piece = KING;
goto color;
//goto color;
//printf("f=%d r=%d *p=%c piece=%c\n", file, rank, *p, cp);
color:
SET_COLOR(board[SQ88(file, rank)]->piece, islower(*p));
@@ -86,13 +98,14 @@ POS *fen2pos(POS *pos, char *fen)
putchar('\n');
}
// 2) next move color
/* 2) next move color
*/
SKIP_BLANK(p);
pos->turn = *p == 'w' ? TURN_WHITE : TURN_BLACK;
pos->turn = *p == 'w' ? WHITE : BLACK;
p++;
// 3) castle status
/* 3) castle status
*/
SKIP_BLANK(p);
pos->castle = 0;
if (*p != '-') {
@@ -114,21 +127,20 @@ POS *fen2pos(POS *pos, char *fen)
}
}
// 4) en passant
/* 4) en passant
*/
SKIP_BLANK(p);
//printf("pos=%d\n", (int)(p-fen));
pos->en_passant = 0;
if (*p != '-') {
//printf("passant=%c\n", *p);
SET_F(pos->en_passant, C2FILE(*p++));
SET_R(pos->en_passant, C2RANK(*p++));
//printf("passant=%c\n", *p);
} else {
p++;
}
// 5) half moves since last capture or pawn move and
// 6) current move number
/* 5) half moves since last capture or pawn move and
* 6) current move number
*/
SKIP_BLANK(p);
//printf("pos=%d\n", (int)(p-fen));
sscanf(p, "%hd %hd", &pos->clock_50, &pos->curmove);
@@ -138,7 +150,7 @@ POS *fen2pos(POS *pos, char *fen)
#ifdef FENBIN
int main(int ac, char**av)
{
POS *pos;
pos_t *pos;
pos = pos_create();
if (ac == 1) {