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Mempak doc (#1382)

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* Mempak doc

* Format

* Suggested changes

* Further changes
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Tharo 2022-11-16 07:32:07 +00:00 committed by GitHub
parent 6451fbc24f
commit acc077a24c
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6 changed files with 204 additions and 101 deletions
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8
include/functions.h
View file

@ -1395,14 +1395,6 @@ void DbCamera_Reset(Camera* cam, DbCamera* dbCam);
// ? DbCamera_UpdateDemoControl(?);
void func_800BB0A0(f32 u, Vec3f* pos, f32* roll, f32* viewAngle, f32* point0, f32* point1, f32* point2, f32* point3);
s32 func_800BB2B4(Vec3f* pos, f32* roll, f32* fov, CutsceneCameraPoint* point, s16* keyFrame, f32* curFrame);
s32 Mempak_Init(s32 controllerNb);
s32 Mempak_GetFreeBytes(s32 controllerNb);
s32 Mempak_FindFile(s32 controllerNb, char start, char end);
s32 Mempak_Write(s32 controllerNb, char idx, void* buffer, s32 offset, s32 size);
s32 Mempak_Read(s32 controllerNb, char idx, void* buffer, s32 offset, s32 size);
s32 Mempak_Alloc(s32 controllerNb, char* idx, s32 size);
s32 Mempak_DeleteFile(s32 controllerNb, char idx);
s32 Mempak_GetFileSize(s32 controllerNb, char idx);
void KaleidoManager_LoadOvl(KaleidoMgrOverlay* ovl);
void KaleidoManager_ClearOvl(KaleidoMgrOverlay* ovl);
void KaleidoManager_Init(PlayState* play);

21
include/mempak.h Normal file
View file

@ -0,0 +1,21 @@
#ifndef MEMPAK_H
#define MEMPAK_H
#include "ultra64.h"
s32 Mempak_Init(s32 controllerNum);
s32 Mempak_GetFreeBytes(s32 controllerNum);
s32 Mempak_FindFiles(s32 controllerNum, char start, char end);
s32 Mempak_Write(s32 controllerNum, char letter, void* buffer, s32 offset, s32 size);
s32 Mempak_Read(s32 controllerNum, char letter, void* buffer, s32 offset, s32 size);
s32 Mempak_CreateFile(s32 controllerNum, char* letter, s32 size);
s32 Mempak_DeleteFile(s32 controllerNum, char letter);
s32 Mempak_GetFileSize(s32 controllerNum, char letter);
// Converts a file letter to its numerical index
#define MEMPAK_LETTER_TO_INDEX(c) ((c) - 'A')
// Converts a numerical index to a file letter
#define MEMPAK_INDEX_TO_LETTER(i) ((i) + 'A')
#endif

1
include/z64.h
View file

@ -38,6 +38,7 @@
#include "fault.h"
#include "sched.h"
#include "rumble.h"
#include "mempak.h"
#include "tha.h"
#include "thga.h"

30
src/code/db_camera.c
View file

@ -1,4 +1,3 @@
#include "ultra64.h"
#include "global.h"
#define DBCAM_CONTROLLER_PORT 2
@ -1507,15 +1506,15 @@ static s32 sAllocSize;
s32 DbCamera_GetFirstAvailableLetter(void) {
s32 i;
for (i = 0; i < ARRAY_COUNT(sLetters); i++) {
switch (sLetters[i]) {
case 'O':
break;
default:
return 'A' + i;
return MEMPAK_INDEX_TO_LETTER(i);
}
}
return '?';
}
@ -1653,7 +1652,7 @@ s32 DbCamera_SaveCallback(char* c) {
freeSize = Mempak_GetFreeBytes(DBCAM_CONTROLLER_PORT);
if ((u32)sAllocSize < (freeSize + ret)) {
if (!Mempak_Alloc(DBCAM_CONTROLLER_PORT, c, sAllocSize)) {
if (!Mempak_CreateFile(DBCAM_CONTROLLER_PORT, c, sAllocSize)) {
return false;
}
@ -1867,7 +1866,7 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
&gSfxDefaultFreqAndVolScale, &gSfxDefaultReverb);
dbCamera->sub.demoCtrlToggleSwitch ^= 1;
}
D_8012CEE0[41][9] = sCurFileIdx + 'A';
D_8012CEE0[41][9] = MEMPAK_INDEX_TO_LETTER(sCurFileIdx);
func_8006376C(0xA, 7, 5, D_8012CEE0[41]);
func_8006376C(0x10, 7, 5, D_8012CF60[dbCamera->sub.demoCtrlActionIdx]);
func_8006376C(0x14, 7, 5, D_8012CF88[0]);
@ -1891,7 +1890,7 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
dbCamera->sub.demoCtrlMenu++;
} else {
dbCamera->sub.demoCtrlToggleSwitch ^= 1;
D_8012CF84[9] = sCurFileIdx + 'A';
D_8012CF84[9] = MEMPAK_INDEX_TO_LETTER(sCurFileIdx);
func_8006376C(0xD, 7, 5, D_8012CF88[-1]); // todo: find something better
func_8006376C(0x12, 7, 5, D_8012CF80);
func_8006376C(0xD, 9, dbCamera->sub.demoCtrlToggleSwitch ? 1 : 6, "PRESS B BUTTON");
@ -1909,7 +1908,7 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
case DEMO_CTRL_MENU(ACTION_SAVE, MENU_CALLBACK):
case DEMO_CTRL_MENU(ACTION_LOAD, MENU_CALLBACK):
case DEMO_CTRL_MENU(ACTION_CLEAR, MENU_CALLBACK): {
D_8012CEE0[41][9] = sCurFileIdx + 'A';
D_8012CEE0[41][9] = MEMPAK_INDEX_TO_LETTER(sCurFileIdx);
func_8006376C(0xC, 7, 5, D_8012CEE0[41]);
func_8006376C(0x12, 7, 5, D_8012CF60[dbCamera->sub.demoCtrlActionIdx]);
func_8006376C(0x16, 7, 5, D_8012CF9C[0]);
@ -1927,7 +1926,7 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
case DEMO_CTRL_MENU(ACTION_LOAD, MENU_SUCCESS):
case DEMO_CTRL_MENU(ACTION_CLEAR, MENU_SUCCESS): {
dbCamera->sub.demoCtrlToggleSwitch ^= 1;
D_8012CEE0[41][9] = sCurFileIdx + 'A';
D_8012CEE0[41][9] = MEMPAK_INDEX_TO_LETTER(sCurFileIdx);
func_8006376C(0xD, 7, 5, D_8012CEE0[41]);
func_8006376C(0x13, 7, 5, D_8012CF60[dbCamera->sub.demoCtrlMenu / 100]);
func_8006376C(0x17, 7, 5, D_8012CFA4);
@ -1950,7 +1949,7 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
case DEMO_CTRL_MENU(ACTION_LOAD, MENU_ERROR):
case DEMO_CTRL_MENU(ACTION_CLEAR, MENU_ERROR): {
dbCamera->sub.demoCtrlToggleSwitch ^= 1;
D_8012CEE0[41][9] = sCurFileIdx + 'A';
D_8012CEE0[41][9] = MEMPAK_INDEX_TO_LETTER(sCurFileIdx);
func_8006376C(0xD, 7, 5, D_8012CEE0[(dbCamera->sub.demoCtrlMenu / 100) + 32]);
func_8006376C(0x11, 7, 5, D_8012CFAC);
func_8006376C(0x17, 7, 5, D_8012CFA4);
@ -1971,11 +1970,12 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
default: {
if (Mempak_Init(DBCAM_CONTROLLER_PORT)) {
sMempakFiles = Mempak_FindFile(DBCAM_CONTROLLER_PORT, 'A', 'E');
sMempakFiles = Mempak_FindFiles(DBCAM_CONTROLLER_PORT, 'A', 'E');
dbCamera->sub.demoCtrlMenu = DEMO_CTRL_MENU(ACTION_E, MENU_CALLBACK);
DbCamera_CalcMempakAllocSize();
if ((1 << sCurFileIdx) & sMempakFiles) {
sMempakFilesize = Mempak_GetFileSize(DBCAM_CONTROLLER_PORT, sCurFileIdx + 'A');
sMempakFilesize =
Mempak_GetFileSize(DBCAM_CONTROLLER_PORT, MEMPAK_INDEX_TO_LETTER(sCurFileIdx));
dbCamera->sub.demoCtrlActionIdx = ACTION_LOAD;
} else {
sMempakFilesize = 0;
@ -1984,7 +1984,7 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
block_1:
idx2 = 1;
for (i = 0; i < 5; i++) {
sp74[i * 2 + 1] = (sMempakFiles & idx2) ? i + 'A' : '?';
sp74[i * 2 + 1] = (sMempakFiles & idx2) ? MEMPAK_INDEX_TO_LETTER(i) : '?';
sp74[i * 2 + 0] = '-';
idx2 <<= 1;
@ -2002,7 +2002,8 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
}
if ((1 << sCurFileIdx) & sMempakFiles) {
sMempakFilesize = Mempak_GetFileSize(DBCAM_CONTROLLER_PORT, sCurFileIdx + 'A');
sMempakFilesize =
Mempak_GetFileSize(DBCAM_CONTROLLER_PORT, MEMPAK_INDEX_TO_LETTER(sCurFileIdx));
dbCamera->sub.demoCtrlActionIdx = ACTION_LOAD;
} else {
sMempakFilesize = 0;
@ -2019,7 +2020,8 @@ s32 DbCamera_UpdateDemoControl(DbCamera* dbCamera, Camera* cam) {
}
if ((1 << sCurFileIdx) & sMempakFiles) {
sMempakFilesize = Mempak_GetFileSize(DBCAM_CONTROLLER_PORT, sCurFileIdx + 'A');
sMempakFilesize =
Mempak_GetFileSize(DBCAM_CONTROLLER_PORT, MEMPAK_INDEX_TO_LETTER(sCurFileIdx));
dbCamera->sub.demoCtrlActionIdx = ACTION_LOAD;
} else {
sMempakFilesize = 0;

231
src/code/mempak.c
View file

@ -1,184 +1,271 @@
/**
* @file mempak.c
*
* This file implements an interface for a controller memory pak filesystem (pfs), with operations to create, delete,
* read, write and check the size of files, as well as obtain a listing of which files currently exist.
*
* Each file is assigned an uppercase ASCII letter as an identifier, the game name for each is marked as
* 'ZELDA DEMO TOOL', encoded according to the N64 Font Code described in section 26.3 of the N64 Programming Manual.
*/
#include "global.h"
#define MEMPAK_MAX_FILES 11
OSPfs sMempakPfsHandle;
s32 sMempakFreeBytes;
s32 sMempakFiles[10];
s32 sMempakFiles[MEMPAK_MAX_FILES];
u16 sMempakCompanyCode = 1;
u32 sMempakGameCode = 1;
// "ZELDA DEMO TOOL "
u8 sMempakGameName[0x10] = { 0x33, 0x1E, 0x25, 0x1D, 0x1A, 0x0F, 0x1D, 0x1E,
0x26, 0x28, 0x0F, 0x2D, 0x28, 0x28, 0x25, 0x0F };
u8 sMempakExtName[8] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
// NCH is a heavily abbreviated "N64 font code CHaracter"
// Conversion from A-Z to N64 Font Code
#define NCH(c) ((c)-0x27)
// Conversion from spaces to N64 Font Code
#define NCH_SPC (0x0F)
s32 Mempak_Init(s32 controllerNb) {
OSMesgQueue* mq;
u8 sMempakGameName[PFS_FILE_NAME_LEN] = {
NCH('Z'), NCH('E'), NCH('L'), NCH('D'), NCH('A'), NCH_SPC, NCH('D'), NCH('E'),
NCH('M'), NCH('O'), NCH_SPC, NCH('T'), NCH('O'), NCH('O'), NCH('L'), NCH_SPC,
};
u8 sMempakExtName[PFS_FILE_EXT_LEN] = { 0 };
/**
* Initializes the memory pak filesystem for a memory pak in the controller plugged into the specified port. Subsequent
* memory pak operations will use the same controller port.
*
* @return true if the operation completed successfully, false otherwise
*/
s32 Mempak_Init(s32 controllerNum) {
OSMesgQueue* serialEventQueue;
s32 pad;
s32 ret = false;
mq = PadMgr_AcquireSerialEventQueue(&gPadMgr);
serialEventQueue = PadMgr_AcquireSerialEventQueue(&gPadMgr);
if (!osPfsInitPak(mq, &sMempakPfsHandle, controllerNb)) {
if (osPfsInitPak(serialEventQueue, &sMempakPfsHandle, controllerNum) == 0) {
ret = true;
}
osPfsFreeBlocks(&sMempakPfsHandle, &sMempakFreeBytes);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, mq);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, serialEventQueue);
return ret;
}
s32 Mempak_GetFreeBytes(s32 controllerNb) {
s32 Mempak_GetFreeBytes(s32 controllerNum) {
return sMempakFreeBytes;
}
s32 Mempak_FindFile(s32 controllerNb, char start, char end) {
OSMesgQueue* mq;
/**
* Checks if the files identified by letters between `start` and `end` (inclusive) exist on the memory pak.
*
* This must be called before performing any individual file operations.
*
* @param controllerNum Unused, the controller used is that which was last passed to `Mempak_Init`
* @param start Start file letter
* @param end End file letter (inclusive)
* @return a bitfield where set bits indicate that the file exists
*/
s32 Mempak_FindFiles(s32 controllerNum, char start, char end) {
OSMesgQueue* serialEventQueue;
s32 error;
char idx;
char letter;
u32 bit = 1;
s32 flag = 0;
s32 bits = 0;
mq = PadMgr_AcquireSerialEventQueue(&gPadMgr);
serialEventQueue = PadMgr_AcquireSerialEventQueue(&gPadMgr);
for (idx = start; idx <= end; idx++) {
sMempakExtName[0] = idx - 0x27;
for (letter = start; letter <= end; letter++) {
sMempakExtName[0] = NCH(letter);
error = osPfsFindFile(&sMempakPfsHandle, sMempakCompanyCode, sMempakGameCode, sMempakGameName, sMempakExtName,
&sMempakFiles[idx - 'A']);
&sMempakFiles[MEMPAK_LETTER_TO_INDEX(letter)]);
if (error == 0) {
flag |= bit;
bits |= bit;
} else {
sMempakFiles[idx - 'A'] = -1;
sMempakFiles[MEMPAK_LETTER_TO_INDEX(letter)] = -1;
}
bit <<= 1;
osSyncPrintf("mempak: find '%c' (%d)\n", idx, error);
osSyncPrintf("mempak: find '%c' (%d)\n", letter, error);
}
PadMgr_ReleaseSerialEventQueue(&gPadMgr, mq);
osSyncPrintf("mempak: find '%c' - '%c' %02x\n", start, end, flag);
return flag;
PadMgr_ReleaseSerialEventQueue(&gPadMgr, serialEventQueue);
osSyncPrintf("mempak: find '%c' - '%c' %02x\n", start, end, bits);
return bits;
}
s32 Mempak_Write(s32 controllerNb, char idx, void* buffer, s32 offset, s32 size) {
OSMesgQueue* mq;
/**
* Writes data to the file identified with `letter`.
*
* @param controllerNum Unused, the controller used is that which was last passed to `Mempak_Init`
* @param letter Memory pak file letter, in the range 'A' to ('A' + MEMPAK_MAX_FILES)
* @param buffer Buffer containing data to write
* @param offset Offset into the file to write to
* @param size Size in bytes
* @return true if the operation completed successfully, false otherwise
*/
s32 Mempak_Write(s32 controllerNum, char letter, void* buffer, s32 offset, s32 size) {
OSMesgQueue* serialEventQueue;
s32 error;
s32 ret = false;
s32 pad;
mq = PadMgr_AcquireSerialEventQueue(&gPadMgr);
serialEventQueue = PadMgr_AcquireSerialEventQueue(&gPadMgr);
if (size < sMempakFreeBytes) {
error = osPfsReadWriteFile(&sMempakPfsHandle, sMempakFiles[idx - 'A'], 1, offset, size, buffer);
error = osPfsReadWriteFile(&sMempakPfsHandle, sMempakFiles[MEMPAK_LETTER_TO_INDEX(letter)], PFS_WRITE, offset,
size, buffer);
if (error == 0) {
ret = true;
}
osSyncPrintf("mempak: write %d byte '%c' (%d)->%d\n", size, idx, sMempakFiles[idx - 'A'], error);
osSyncPrintf("mempak: write %d byte '%c' (%d)->%d\n", size, letter,
sMempakFiles[MEMPAK_LETTER_TO_INDEX(letter)], error);
}
PadMgr_ReleaseSerialEventQueue(&gPadMgr, mq);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, serialEventQueue);
return ret;
}
s32 Mempak_Read(s32 controllerNb, char idx, void* buffer, s32 offset, s32 size) {
OSMesgQueue* mq;
/**
* Reads data from the file identified with `letter`.
*
* @param controllerNum Unused, the controller used is that which was last passed to `Mempak_Init`
* @param letter Memory pak file letter, in the range 'A' to ('A' + MEMPAK_MAX_FILES)
* @param buffer Buffer to read data into
* @param offset Offset into the file to read from
* @param size Size in bytes
* @return true if the operation completed successfully, false otherwise
*/
s32 Mempak_Read(s32 controllerNum, char letter, void* buffer, s32 offset, s32 size) {
OSMesgQueue* serialEventQueue;
s32 error;
s32 ret = false;
s32 pad;
mq = PadMgr_AcquireSerialEventQueue(&gPadMgr);
serialEventQueue = PadMgr_AcquireSerialEventQueue(&gPadMgr);
if (size < sMempakFreeBytes) {
error = osPfsReadWriteFile(&sMempakPfsHandle, sMempakFiles[idx - 'A'], 0, offset, size, buffer);
error = osPfsReadWriteFile(&sMempakPfsHandle, sMempakFiles[MEMPAK_LETTER_TO_INDEX(letter)], PFS_READ, offset,
size, buffer);
if (error == 0) {
ret = true;
}
osSyncPrintf("mempak: read %d byte '%c' (%d)<-%d\n", size, idx, sMempakFiles[idx - 'A'], error);
osSyncPrintf("mempak: read %d byte '%c' (%d)<-%d\n", size, letter, sMempakFiles[MEMPAK_LETTER_TO_INDEX(letter)],
error);
}
PadMgr_ReleaseSerialEventQueue(&gPadMgr, mq);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, serialEventQueue);
return ret;
}
s32 Mempak_Alloc(s32 controllerNb, char* idx, s32 size) {
OSMesgQueue* mq;
/**
* Creates a new file on the memory pak.
*
* @param controllerNum Unused, the controller used is that which was last passed to `Mempak_Init`
* @param letter Memory pak file letter, in the range 'A' to ('A' + MEMPAK_MAX_FILES).
* If this points to a valid file letter the new file will be created using that letter, otherwise it will create
* a file using the first free letter and return it through this argument. If no letters are free, the last letter
* ('A' + MEMPAK_MAX_FILES - 1) is used.
* @param size File size
* @return true if the operation completed successfully, false otherwise
*/
s32 Mempak_CreateFile(s32 controllerNum, char* letter, s32 size) {
OSMesgQueue* serialEventQueue;
s32 error;
s32 ret = 0;
s32 ret = false;
s32 i;
s32 pad;
mq = PadMgr_AcquireSerialEventQueue(&gPadMgr);
serialEventQueue = PadMgr_AcquireSerialEventQueue(&gPadMgr);
if (*letter >= MEMPAK_INDEX_TO_LETTER(0) && *letter < MEMPAK_INDEX_TO_LETTER(MEMPAK_MAX_FILES)) {
// Create file with specific letter
sMempakExtName[0] = NCH(*letter);
if (-1 == sMempakFiles[MEMPAK_LETTER_TO_INDEX(*letter)]) {
// File does not already exist
if (*idx >= 'A' && *idx < 'L') {
sMempakExtName[0] = *idx - 0x27;
if (-1 == sMempakFiles[*idx - 'A']) {
error = osPfsAllocateFile(&sMempakPfsHandle, sMempakCompanyCode, sMempakGameCode, sMempakGameName,
sMempakExtName, size, &sMempakFiles[*idx - 'A']);
sMempakExtName, size, &sMempakFiles[MEMPAK_LETTER_TO_INDEX(*letter)]);
if (error == 0) {
ret = 1;
ret = true;
}
osSyncPrintf("mempak: alloc %d byte '%c' (%d)\n", size, *idx, error);
osSyncPrintf("mempak: alloc %d byte '%c' (%d)\n", size, *letter, error);
} else {
sMempakExtName[0] = *idx - 0x27;
// File already exists, delete then alloc
sMempakExtName[0] = NCH(*letter);
if (osPfsDeleteFile(&sMempakPfsHandle, sMempakCompanyCode, sMempakGameCode, sMempakGameName,
sMempakExtName) == 0) {
ret = 1;
ret = true;
}
error = osPfsAllocateFile(&sMempakPfsHandle, sMempakCompanyCode, sMempakGameCode, sMempakGameName,
sMempakExtName, size, &sMempakFiles[*idx - 'A']);
sMempakExtName, size, &sMempakFiles[MEMPAK_LETTER_TO_INDEX(*letter)]);
if (error == 0) {
ret |= 1;
ret |= true;
}
osSyncPrintf("mempak: resize %d byte '%c' (%d)\n", size, *idx, error);
osSyncPrintf("mempak: resize %d byte '%c' (%d)\n", size, *letter, error);
}
} else {
for (i = 0; i < ARRAY_COUNT(sMempakFiles); i++) {
// Find first free letter and create a file identified by it
for (i = 0; i < MEMPAK_MAX_FILES - 1; i++) {
if (sMempakFiles[i] == -1) {
break;
}
}
*letter = MEMPAK_INDEX_TO_LETTER(i);
*idx = i + 'A';
sMempakExtName[0] = *idx - 0x27;
sMempakExtName[0] = NCH(*letter);
error = osPfsAllocateFile(&sMempakPfsHandle, sMempakCompanyCode, sMempakGameCode, sMempakGameName,
sMempakExtName, size, &sMempakFiles[i]);
osSyncPrintf("mempak: alloc %d byte '%c' (%d) with search\n", size, *idx, error);
osSyncPrintf("mempak: alloc %d byte '%c' (%d) with search\n", size, *letter, error);
if (error == 0) {
ret = 1;
ret = true;
}
}
PadMgr_ReleaseSerialEventQueue(&gPadMgr, mq);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, serialEventQueue);
return ret;
}
s32 Mempak_DeleteFile(s32 controllerNb, char idx) {
OSMesgQueue* mq;
/**
* Deletes the file identified with `letter`.
*
* @param controllerNum Unused, the controller used is that which was last passed to `Mempak_Init`
* @param letter Memory pak file letter, in the range 'A' to ('A' + MEMPAK_MAX_FILES)
* @return true if the operation completed successfully, false otherwise
*/
s32 Mempak_DeleteFile(s32 controllerNum, char letter) {
OSMesgQueue* serialEventQueue;
s32 error;
s32 ret = false;
mq = PadMgr_AcquireSerialEventQueue(&gPadMgr);
serialEventQueue = PadMgr_AcquireSerialEventQueue(&gPadMgr);
sMempakExtName[0] = idx - 0x27;
sMempakExtName[0] = NCH(letter);
error = osPfsDeleteFile(&sMempakPfsHandle, sMempakCompanyCode, sMempakGameCode, sMempakGameName, sMempakExtName);
if (error == 0) {
ret = true;
}
osSyncPrintf("mempak: delete '%c' (%d)\n", idx, error);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, mq);
osSyncPrintf("mempak: delete '%c' (%d)\n", letter, error);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, serialEventQueue);
return ret;
}
s32 Mempak_GetFileSize(s32 controllerNb, char idx) {
OSMesgQueue* mq = PadMgr_AcquireSerialEventQueue(&gPadMgr);
/**
* Gets the size of the file identified with `letter`.
*
* @param controllerNum Unused, the controller used is that which was last passed to `Mempak_Init`
* @param letter Memory pak file letter, in the range 'A' to ('A' + MEMPAK_MAX_FILES)
* @return the size of the file, or 0 if the operation failed for any reason
*/
s32 Mempak_GetFileSize(s32 controllerNum, char letter) {
OSMesgQueue* serialEventQueue = PadMgr_AcquireSerialEventQueue(&gPadMgr);
OSPfsState state;
s32 error = osPfsFileState(&sMempakPfsHandle, sMempakFiles[idx - 'A'], &state);
s32 error = osPfsFileState(&sMempakPfsHandle, sMempakFiles[MEMPAK_LETTER_TO_INDEX(letter)], &state);
s32 pad;
PadMgr_ReleaseSerialEventQueue(&gPadMgr, mq);
PadMgr_ReleaseSerialEventQueue(&gPadMgr, serialEventQueue);
if (error != 0) {
return 0;

14
src/code/padmgr.c
View file

@ -31,13 +31,13 @@
#include "global.h"
#include "terminal.h"
#define PADMGR_LOG(controllerNo, msg) \
if (1) { \
osSyncPrintf(VT_FGCOL(YELLOW)); \
/* padmgr: Controller %d: %s */ \
osSyncPrintf("padmgr: %dコン: %s\n", (controllerNo) + 1, (msg)); \
osSyncPrintf(VT_RST); \
} \
#define PADMGR_LOG(controllerNum, msg) \
if (1) { \
osSyncPrintf(VT_FGCOL(YELLOW)); \
/* padmgr: Controller %d: %s */ \
osSyncPrintf("padmgr: %dコン: %s\n", (controllerNum) + 1, (msg)); \
osSyncPrintf(VT_RST); \
} \
(void)0
#define LOG_SEVERITY_NOLOG 0