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#include "JSystem/JSystem.h" // IWYU pragma: keep
#include "JSystem/JHostIO/JHIMccBuf.h"
#include "JSystem/JHostIO/JHIRMcc.h"
#ifdef __REVOLUTION_SDK__
#include <revolution.h>
#else
#include <dolphin.h>
#endif
#include "global.h"
u32 gsEnableHostio;
u32 gsEnableInterface;
u32 gsDataToRead;
u8* gsReadBuf;
u8* gsWriteBuf;
JHICommBufReader* gsJHIrecvBuf;
JHICommBufWriter* gsJHIsendBuf;
JHIMccContext gMccContext;
BOOL JHIInit(u32 enabled) {
gsEnableHostio = enabled;
gsDataToRead = 0;
gsEnableInterface = TRUE;
if (gsEnableHostio) {
OS_REPORT("INFO:********************************\n");
OS_REPORT("INFO: Opening Hostio service...\n");
if (!JHIInitMCC(&gMccContext, NULL)) {
gsEnableInterface = FALSE;
OS_REPORT("ERROR: Cannot Open HostIO Interface..\n");
OS_REPORT("INFO: *** Disable JHostIO ***\n");
}
gsReadBuf = new (32) u8[0xC000];
gsWriteBuf = new (32) u8[0xC000];
if (gsReadBuf == NULL || gsWriteBuf == NULL) {
gsEnableInterface = FALSE;
OS_REPORT("ERROR: Cannot alloc transport buffer..\n");
OS_REPORT("INFO: *** Disable JHostIO ***\n");
}
}
return gsEnableInterface && gsEnableHostio;
}
static void dummyString() {
DEAD_STRING("INFO:Quitting Hostio...");
}
u32 JHIEventLoop() {
static u32 tNowWrite;
static u32 tNowRead;
static u8* tReadBuf;
static u8* tWriteBuf;
int var_r30;
u32 available_size;
if (gsEnableHostio && gsEnableInterface) {
if (tNowRead != 0) {
var_r30 = gsJHIsendBuf->writeBegin();
if (var_r30 >= tNowRead) {
gsJHIsendBuf->write(tReadBuf, tNowRead);
gsJHIsendBuf->writeEnd();
tNowRead = 0;
tReadBuf = gsReadBuf;
} else if (var_r30 != 0) {
gsJHIsendBuf->write(tReadBuf, var_r30);
gsJHIsendBuf->writeEnd();
tNowRead -= var_r30;
tReadBuf += var_r30;
}
} else {
available_size = gMccContext.mp_reader->available();
if (available_size != 0) {
JHIReport("DEBUG: Dolphin <- PC Data Available : Size:%d\n", available_size);
gMccContext.mp_reader->readBegin();
u32 var_r27 = gMccContext.mp_reader->read(gsReadBuf);
if (var_r27 != 0) {
gMccContext.mp_reader->readEnd();
tNowRead = 0;
tReadBuf = gsReadBuf;
u32 var_r28 = gsJHIsendBuf->writeBegin();
if (var_r28 >= var_r27) {
gsJHIsendBuf->write(tReadBuf, var_r27);
gsJHIsendBuf->writeEnd();
} else {
if (var_r28 != 0) {
gsJHIsendBuf->write(tReadBuf, var_r28);
gsJHIsendBuf->writeEnd();
}
tNowRead = var_r27 - var_r28;
tReadBuf = gsReadBuf + var_r28;
}
}
}
}
if (tNowWrite != 0) {
var_r30 = gMccContext.mp_writer->writeBegin();
if (var_r30 > tNowWrite) {
gMccContext.mp_writer->write(tWriteBuf, tNowWrite);
gMccContext.mp_writer->writeEnd();
tNowWrite = 0;
tWriteBuf = gsWriteBuf;
} else if (var_r30 != 0) {
gMccContext.mp_writer->write(tWriteBuf, var_r30);
gMccContext.mp_writer->writeEnd();
tNowWrite -= var_r30;
tWriteBuf += var_r30;
}
} else {
available_size = gsJHIrecvBuf->available();
if (available_size != 0) {
JHIReport("DEBUG: Dolphin -> PC Data Available : Size:%d\n", available_size);
u32 temp_r26 = available_size < 0xC000 ? available_size : 0xC000;
gsJHIrecvBuf->readBegin();
gsJHIrecvBuf->read(gsWriteBuf, temp_r26);
gsJHIrecvBuf->readEnd();
tNowWrite = 0;
tWriteBuf = gsWriteBuf;
var_r30 = gMccContext.mp_writer->writeBegin();
if (var_r30 > temp_r26) {
gMccContext.mp_writer->write(tWriteBuf, temp_r26);
gMccContext.mp_writer->writeEnd();
} else if (var_r30 != 0) {
gMccContext.mp_writer->write(tWriteBuf, var_r30);
gMccContext.mp_writer->writeEnd();
tNowWrite = temp_r26 - var_r30;
tWriteBuf = gsWriteBuf + var_r30;
}
}
}
if (!gMccContext.mp_reader->isPort() || !gMccContext.mp_writer->isPort()) {
gsEnableInterface = 0;
}
(void)0;
} else if (!gsEnableInterface && gsEnableHostio != 0 && JHIInitInterface()) {
OS_REPORT("INFO: JHostIO: Enabled USB2EXI Interface\n");
bool sp8 = JHINegotiateInterface(800);
if (sp8) {
gMccContext = JHIGetHiSpeedContext();
} else {
gMccContext = JHIGetLowSpeedContext();
}
gMccContext.mp_reader->enablePort();
gMccContext.mp_writer->enablePort();
gMccContext.mp_reader->init();
gMccContext.mp_writer->init();
gsEnableInterface = TRUE;
}
return 0;
}
BOOL JOR_CHECKINTERFACE() {
return (gsEnableInterface && gsEnableHostio) != 0;
}
void JHISetBuffer(JHIContext* pCtx) {
gsJHIrecvBuf = pCtx->mp_reader;
gsJHIsendBuf = pCtx->mp_writer;
}
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