forked from github/server
141 lines
3.8 KiB
C
141 lines
3.8 KiB
C
/*
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+-------------------+
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| | Enno Rehling <enno@eressea.de>
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| Eressea PBEM host | Christian Schlittchen <corwin@amber.kn-bremen.de>
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| (c) 1998 - 2008 | Katja Zedel <katze@felidae.kn-bremen.de>
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| | Henning Peters <faroul@beyond.kn-bremen.de>
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+-------------------+
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This program may not be used, modified or distributed
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without prior permission by the authors of Eressea.
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*/
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#include <platform.h>
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#include <kernel/config.h>
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#include "bind_storage.h"
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#include <kernel/save.h>
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#include <kernel/version.h>
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#include <util/log.h>
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#include <storage.h>
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#include <stream.h>
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#include <filestream.h>
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#include <binarystore.h>
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#include <math.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <tolua.h>
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static int tolua_storage_create(lua_State * L)
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{
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const char *filename = tolua_tostring(L, 1, 0);
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const char *type = tolua_tostring(L, 2, "rb");
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gamedata *data;
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data = gamedata_open(filename, type, RELEASE_VERSION);
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if (data) {
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tolua_pushusertype(L, (void *)data, TOLUA_CAST "storage");
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return 1;
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}
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log_error("could not open %s, mode %s (%s).", filename, type, strerror(errno));
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return 0;
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}
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static int tolua_storage_read_unit(lua_State * L)
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{
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gamedata *data = (gamedata *)tolua_tousertype(L, 1, 0);
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struct unit *u = read_unit(data);
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tolua_pushusertype(L, (void *)u, TOLUA_CAST "unit");
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return 1;
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}
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static int tolua_storage_write_unit(lua_State * L)
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{
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gamedata *data = (gamedata *)tolua_tousertype(L, 1, 0);
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struct unit *u = (struct unit *)tolua_tousertype(L, 2, 0);
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write_unit(data, u);
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return 0;
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}
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static int tolua_storage_read_float(lua_State * L)
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{
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gamedata *data = (gamedata *)tolua_tousertype(L, 1, 0);
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float num;
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READ_FLT(data->store, &num);
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lua_pushnumber(L, num);
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return 1;
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}
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static int tolua_storage_read_int(lua_State * L)
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{
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gamedata *data = (gamedata *)tolua_tousertype(L, 1, 0);
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int num;
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READ_INT(data->store, &num);
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lua_pushinteger(L, num);
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return 1;
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}
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static int tolua_storage_write(lua_State * L)
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{
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gamedata *data = (gamedata *)tolua_tousertype(L, 1, 0);
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if (data->version && tolua_isnumber(L, 2, 0, 0)) {
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lua_Number num = tolua_tonumber(L, 2, 0);
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double n;
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if (modf(num, &n) == 0.0) {
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WRITE_INT(data->store, (int)num);
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}
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else {
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WRITE_FLT(data->store, (float)num);
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}
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}
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return 0;
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}
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static int tolua_storage_tostring(lua_State * L)
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{
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gamedata *data = (gamedata *)tolua_tousertype(L, 1, 0);
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char name[64];
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_snprintf(name, sizeof(name), "<gamedata %p ver=%d>", (void *)data, data->version);
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lua_pushstring(L, name);
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return 1;
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}
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static int tolua_storage_close(lua_State * L)
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{
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gamedata *data = (gamedata *)tolua_tousertype(L, 1, 0);
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gamedata_close(data);
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return 0;
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}
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void tolua_storage_open(lua_State * L)
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{
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/* register user types */
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tolua_usertype(L, TOLUA_CAST "storage");
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tolua_module(L, NULL, 0);
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tolua_beginmodule(L, NULL);
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{
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tolua_cclass(L, TOLUA_CAST "storage", TOLUA_CAST "storage", TOLUA_CAST "",
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NULL);
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tolua_beginmodule(L, TOLUA_CAST "storage");
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{
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tolua_function(L, TOLUA_CAST "__tostring", tolua_storage_tostring);
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tolua_function(L, TOLUA_CAST "write", tolua_storage_write);
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tolua_function(L, TOLUA_CAST "read_int", tolua_storage_read_int);
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tolua_function(L, TOLUA_CAST "read_float", tolua_storage_read_float);
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tolua_function(L, TOLUA_CAST "write_unit", tolua_storage_write_unit);
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tolua_function(L, TOLUA_CAST "read_unit", tolua_storage_read_unit);
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tolua_function(L, TOLUA_CAST "close", tolua_storage_close);
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tolua_function(L, TOLUA_CAST "create", tolua_storage_create);
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}
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tolua_endmodule(L);
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}
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tolua_endmodule(L);
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}
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