/
save_xmap.c
270 lines (198 loc) · 5.8 KB
/
save_xmap.c
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#include "save_xmap.h"
#include "hardware.h"
#include "msg.h"
#include "util.h"
#include "unit.h"
#include "map.h"
#include "battle.h"
#include "chapterinfo.h"
#include "gbasram.h"
#include "chapterunits.h"
#include "save_core.h"
#include "savelayout.h"
#include "constants/msg.h"
#include "constants/chapters.h"
struct ExtraMapSaveHead EWRAM_DATA gExtraMapSaveHead = { 0 };
struct ChapterStats EWRAM_DATA gExtraChapterStats = { 0 };
void * CONST_DATA gSramExtraMap = SRAM_XMAP_ADDR;
struct ExtraMapInfo * CONST_DATA gExtraMapInfo = (void *) EWRAM_START + 0x40000 - 0x1000; // 0x40000 = EWRAM_SIZE
bool ReadExtraMapSaveHead(void)
{
ReadSramFast(gSramExtraMap, &gExtraMapSaveHead, sizeof(struct ExtraMapSaveHead));
if (gExtraMapSaveHead.xmap_magic != XMAP_MAGIC)
return FALSE;
if (gExtraMapSaveHead.save_magic32 != SAVE_MAGIC32_XMAP + (GetLang() << 24))
return FALSE;
gExtraMapSaveHead.map_sram += (ptrdiff_t) gSramExtraMap;
gExtraMapSaveHead.info_sram += (ptrdiff_t) gSramExtraMap;
return TRUE;
}
void const * GetExtraMapMapReadAddr(void)
{
if (gExtraMapSaveHead.xmap_magic != XMAP_MAGIC)
return NULL;
return gExtraMapSaveHead.map_sram;
}
u32 GetExtraMapMapSize(void)
{
if (gExtraMapSaveHead.xmap_magic != XMAP_MAGIC)
return 0;
return gExtraMapSaveHead.map_size;
}
void const * GetExtraMapInfoReadAddr(void)
{
if (gExtraMapSaveHead.xmap_magic != XMAP_MAGIC)
return NULL;
return gExtraMapSaveHead.info_sram;
}
u32 GetExtraMapInfoSize(void)
{
if (gExtraMapSaveHead.xmap_magic != XMAP_MAGIC)
return 0;
return gExtraMapSaveHead.info_size;
}
u16 ExtraMapChecksum(void const * data, int size)
{
u16 const * data_u16 = data;
int i, result = 0;
for (i = 0; i < size / 2; i++)
result += *data_u16++;
return result;
}
bool IsExtraMapAvailable(void)
{
struct ExtraMapSaveHead * buf = (struct ExtraMapSaveHead *) gBuf;
if (!IsSramWorking())
return FALSE;
ReadSramFast(SRAM_XMAP_ADDR, buf, SRAM_XMAP_SIZE);
if (buf->xmap_magic != XMAP_MAGIC)
return FALSE;
if (buf->save_magic32 != SAVE_MAGIC32_XMAP + (GetLang() << 24))
return FALSE;
if (buf->xmap_size == 0)
return FALSE;
if (buf->xmap_checksum != ExtraMapChecksum(&buf->save_magic32, buf->xmap_size))
return FALSE;
return TRUE;
}
void ReadExtraMapInfo(void)
{
ReadExtraMapSaveHead();
ReadSramFast(GetExtraMapInfoReadAddr(), gBuf, GetExtraMapInfoSize());
Decompress(gBuf, gExtraMapInfo);
gExtraMapInfo->play_st = &gPlaySt;
gExtraMapInfo->bm_st = &gBmSt;
gExtraMapInfo->active_unit = &gActiveUnit;
gExtraMapInfo->unit_lut = gUnitLut;
gExtraMapInfo->bu_a = &gBattleUnitA;
gExtraMapInfo->bu_b = &gBattleUnitB;
gExtraMapInfo->battle_hits = gBattleHits;
gExtraMapInfo->traps = GetTrap(0);
gExtraMapInfo->permanent_flags = GetPermanentFlagBits();
gExtraMapInfo->chapter_frags = GetChapterFlagBits();
}
bool ListAvailableTrialChapters(i8 * list_out)
{
struct GlobalSaveInfo info;
ReadGlobalSaveInfo(&info);
*list_out++ = CHAPTER_TRIAL_A;
*list_out++ = CHAPTER_TRIAL_B;
if (info.completed_true)
*list_out++ = CHAPTER_TRIAL_C;
if (info.completed_hard)
*list_out++ = CHAPTER_TRIAL_D;
if (info.completed_true_hard)
*list_out++ = CHAPTER_TRIAL_E;
if (IsExtraMapAvailable())
{
ReadExtraMapInfo();
*list_out++ = -1;
}
*list_out = 0;
return TRUE;
}
char const * func_fe6_080867F0(int chapter)
{
return GetChapterUnk_0802BBD0(chapter);
}
char const * func_fe6_080867FC(int chapter)
{
int msg = 0;
switch (chapter)
{
case CHAPTER_TRIAL_A:
msg = MSG_C7C;
break;
case CHAPTER_TRIAL_B:
msg = MSG_C7F;
break;
case CHAPTER_TRIAL_C:
msg = MSG_C82;
break;
case CHAPTER_TRIAL_D:
msg = MSG_C85;
break;
case CHAPTER_TRIAL_E:
msg = MSG_C88;
break;
case -1:
return gExtraMapInfo->msg_10;
}
return DecodeMsg(msg);
}
char const * func_fe6_08086910(int chapter)
{
int msg = 0;
switch (chapter)
{
case CHAPTER_TRIAL_A:
msg = MSG_C7D;
break;
case CHAPTER_TRIAL_B:
msg = MSG_C80;
break;
case CHAPTER_TRIAL_C:
msg = MSG_C83;
break;
case CHAPTER_TRIAL_D:
msg = MSG_C86;
break;
case CHAPTER_TRIAL_E:
msg = MSG_C89;
break;
case -1:
return gExtraMapInfo->msg_14;
}
return DecodeMsg(msg);
}
void CreateTrialChapterBonusUnits(void)
{
int count = GetGlobalCompletedPlaythroughCount() + 1;
gMapHidden = NULL;
if (count > 1)
BatchCreateUnits(UnitInfo_TrialBonusUnitA);
if (count > 2)
BatchCreateUnits(UnitInfo_TrialBonusUnitB);
if (count > 3)
BatchCreateUnits(UnitInfo_TrialBonusUnitC);
if (count > 4)
BatchCreateUnits(UnitInfo_TrialBonusUnitD);
if (count > 5)
BatchCreateUnits(UnitInfo_TrialBonusUnitE);
if (count > 6)
BatchCreateUnits(UnitInfo_TrialBonusUnitF);
if (count > 7)
BatchCreateUnits(UnitInfo_TrialBonusUnitG);
if (count > 9)
BatchCreateUnits(UnitInfo_TrialBonusUnitH);
}
struct ChapterStats * func_fe6_08086AAC(void)
{
int time = (GetGameTime() - gPlaySt.time_chapter_started) / (FRAMES_PER_SECOND * 3);
if (time > 50 * FRAMES_PER_HOUR / (FRAMES_PER_SECOND * 3))
time = 50 * FRAMES_PER_HOUR / (FRAMES_PER_SECOND * 3);
gExtraChapterStats.chapter_id = gPlaySt.chapter;
gExtraChapterStats.chapter_turn = gPlaySt.turn;
gExtraChapterStats.chapter_time = time;
return &gExtraChapterStats;
}