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/* See LICENSE file for copyright and license details. */
#include "lib-common.h"
#include <string.h>
#define DEFAULT RED
#define RED UINT32_C(0x1FA60)
#define BLACK UINT32_C(0x1FA67)
#define OTHER (RED ^ BLACK ^ DEFAULT)
#define GENERAL 0u
#define MANDARIN 1u
#define ELEPHANT 2u
#define HORSE 3u
#define CHARIOT 4u
#define CANNON 5u
#define SOLDIER 6u
static struct {
uint_least32_t cp;
const char *s;
} symbols[] = {
{DEFAULT + GENERAL, "1"},
{DEFAULT + MANDARIN, "2"},
{DEFAULT + ELEPHANT, "3"},
{DEFAULT + HORSE, "4"},
{DEFAULT + CHARIOT, "5"},
{DEFAULT + CANNON, "6"},
{DEFAULT + SOLDIER, "7"},
{BLACK + GENERAL, "將"},
{BLACK + GENERAL, "将"},
{RED + GENERAL, "帥"},
{RED + GENERAL, "帅"},
{BLACK + GENERAL, "general"},
{BLACK + GENERAL, "king"},
{DEFAULT + GENERAL, "marshal"},
{OTHER + GENERAL, "MARSHAL"},
{BLACK + MANDARIN, "士"},
{RED + MANDARIN, "仕"},
{DEFAULT + MANDARIN, "advisor"},
{DEFAULT + MANDARIN, "guard"},
{DEFAULT + MANDARIN, "assistant"},
{DEFAULT + MANDARIN, "mandarin"},
{DEFAULT + MANDARIN, "warrior"},
{DEFAULT + MANDARIN, "scholar"},
{DEFAULT + MANDARIN, "guardian"},
{OTHER + MANDARIN, "ADVISOR"},
{OTHER + MANDARIN, "GUARD"},
{OTHER + MANDARIN, "ASSISTANT"},
{OTHER + MANDARIN, "MANDARIN"},
{OTHER + MANDARIN, "WARRIOR"},
{OTHER + MANDARIN, "SCHOLAR"},
{OTHER + MANDARIN, "GUARDIAN"},
{BLACK + MANDARIN, "gentleman"},
{BLACK + MANDARIN, "officer"},
{RED + MANDARIN, "official"},
{BLACK + ELEPHANT, "象"},
{RED + ELEPHANT, "相"},
{BLACK + ELEPHANT, "elephant"},
{DEFAULT + ELEPHANT, "bishop"},
{OTHER + ELEPHANT, "BISHOP"},
{RED + ELEPHANT, "minister"},
{BLACK + HORSE, "馬"},
{RED + HORSE, "傌"},
{DEFAULT + HORSE, "horse"},
{DEFAULT + HORSE, "knight"},
{OTHER + HORSE, "HORSE"},
{OTHER + HORSE, "KNIGHT"},
{BLACK + CHARIOT, "車"},
{RED + CHARIOT, "俥"},
{DEFAULT + CHARIOT, "车"},
{DEFAULT + CHARIOT, "chariot"},
{DEFAULT + CHARIOT, "rook"},
{DEFAULT + CHARIOT, "car"},
{OTHER + CHARIOT, "CHARIOT"},
{OTHER + CHARIOT, "ROOK"},
{OTHER + CHARIOT, "CAR"},
{BLACK + CANNON, "砲"},
{RED + CANNON, "炮"},
{BLACK + CANNON, "catapult"},
{RED + CANNON, "cannon"},
{BLACK + SOLDIER, "卒"},
{RED + SOLDIER, "兵"},
{BLACK + SOLDIER, "pawn"},
{BLACK + SOLDIER, "private"},
{RED + SOLDIER, "soldier"},
{DEFAULT + CHARIOT, "x"},
{DEFAULT + MANDARIN, "m"},
{DEFAULT + MANDARIN, "a"},
{DEFAULT + CANNON, "c"},
{DEFAULT + CHARIOT, "r"},
{DEFAULT + ELEPHANT, "e"},
{DEFAULT + GENERAL, "g"},
{DEFAULT + HORSE, "h"},
{DEFAULT + SOLDIER, "s"},
{OTHER + CHARIOT, "X"},
{OTHER + MANDARIN, "M"},
{OTHER + MANDARIN, "A"},
{OTHER + CANNON, "C"},
{OTHER + CHARIOT, "R"},
{OTHER + ELEPHANT, "E"},
{OTHER + GENERAL, "G"},
{OTHER + HORSE, "H"},
{OTHER + SOLDIER, "S"}
};
enum libcharconv_result
libcharconv_xiangqi_red(const char *s, size_t slen, size_t *n, uint_least32_t *cp, size_t *ncp)
{
size_t i, len, found, found_len;
int indeterminate;
*n = 0;
for (; slen; s++, slen--, ++*n) {
indeterminate = 0;
found = SIZE_MAX;
found_len = 0u;
for (i = 0u; i < sizeof(symbols) / sizeof(*symbols); i++) {
len = strlen(symbols[i].s);
if (strncmp(s, symbols[i].s, len < slen ? len : slen))
continue;
if (slen < len) {
indeterminate = 1;
continue;
}
if (len > found_len) {
found = i;
found_len = len;
}
}
if (found_len)
goto conv;
if (*n)
goto no_conv;
if (indeterminate)
return LIBCHARCONV_INDETERMINATE;
}
no_conv:
return LIBCHARCONV_NO_CONVERT;
conv:
if (*n)
goto no_conv;
if (*ncp)
*cp = symbols[found].cp;
*n += found_len;
*ncp = 1u;
return indeterminate ? LIBCHARCONV_CONVERT_IF_END : LIBCHARCONV_CONVERTED;
}
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