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kabufuda
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Better block allocation handling

This commit is contained in:
Phillip Stephens 2016-12-29 13:37:45 -08:00
parent 6892853a14
commit 3121f67f4d
3 changed files with 20 additions and 43 deletions
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8
lib/kabufuda/BlockAllocationTable.cpp
View File

@ -94,17 +94,19 @@ uint16_t BlockAllocationTable::allocateBlocks(uint16_t count, uint16_t maxBlocks
if (freeBlock != 0xFFFF)
{
uint16_t tmpCount = count;
while ((count--) > 0)
while ((count--) > 0 && freeBlock != 0xFFFF)
{
m_map[(freeBlock - FSTBlocks)] = 0xFFFF;
if (count != 0)
{
m_map[(freeBlock - FSTBlocks)] = nextFreeBlock(maxBlocks - FSTBlocks, m_lastAllocated + 1);
m_map[(freeBlock - FSTBlocks)] = nextFreeBlock(maxBlocks - FSTBlocks, freeBlock + 1);
freeBlock = m_map[(freeBlock - FSTBlocks)];
}
m_lastAllocated = freeBlock;
}
if (freeBlock == 0xFFFF)
return 0xFFFF;
m_lastAllocated = freeBlock;
m_freeBlocks -= tmpCount;
}
return firstBlock;

4
lib/kabufuda/Card.cpp
View File

@ -186,6 +186,8 @@ ECardResult Card::createFile(const char* filename, size_t size,
{
handleOut.reset();
if (size <= 0)
return ECardResult::FATAL_ERROR;
if (strlen(filename) > 32)
return ECardResult::NAMETOOLONG;
if (m_currentDir->getFile(m_game, m_maker, filename))
@ -198,7 +200,7 @@ ECardResult Card::createFile(const char* filename, size_t size,
_updateDirAndBat();
File* f = m_currentDir->getFirstFreeFile(m_game, m_maker, filename);
uint16_t block = m_currentBat->allocateBlocks(neededBlocks, m_maxBlock);
uint16_t block = m_currentBat->allocateBlocks(neededBlocks, m_maxBlock - FSTBlocks);
if (f && block != 0xFFFF)
{
f->m_modifiedTime = uint32_t(getGCTime());

49
test/main.cpp
View File

@ -4,54 +4,27 @@
int main()
{
kabufuda::Card mc{_S("test.USA.raw"), "GM8E", "01"};
if (!mc)
mc.format(kabufuda::ECardSlot::SlotA, kabufuda::ECardSize::Card2043Mb);
uint64_t a = 0;
mc.getSerial(a);
kabufuda::Card mc2{_S("test2.USA.raw"), "GM8E", "01"};
if (!mc2)
mc2.format(kabufuda::ECardSlot::SlotA, kabufuda::ECardSize::Card2043Mb);
std::unique_ptr<kabufuda::IFileHandle> f;
mc.openFile("MetroidPrime A", f);
if (!f)
for (uint32_t i = 0; i < 127; i++)
{
mc.createFile("MetroidPrime A", kabufuda::BlockSize, f);
char name[32] = {'\0'};
sprintf(name, "Metroid Prime %i", i);
kabufuda::ECardResult res = mc.createFile(name, kabufuda::BlockSize, f);
if (res == kabufuda::ECardResult::INSSPACE || res == kabufuda::ECardResult::NOFILE)
break;
mc.setPublic(f, true);
mc.setCanCopy(f, true);
mc.setCanMove(f, true);
}
if (f)
{
mc.setBannerFormat(f, kabufuda::EImageFormat::C8);
mc.setIconFormat(f, 0, kabufuda::EImageFormat::C8);
mc.setIconSpeed(f, 0, kabufuda::EAnimationSpeed::Middle);
mc.seek(f, 4, kabufuda::SeekOrigin::Begin);
mc.setCommentAddress(f, 4);
std::string comment("Metroid Prime PC Edition");
mc.write(f, comment.c_str(), comment.length());
mc.seek(f, 32 - comment.length(), kabufuda::SeekOrigin::Current);
comment = "Metroid Prime PC Is Cool";
mc.write(f, comment.c_str(), comment.length());
mc.seek(f, 32 - comment.length(), kabufuda::SeekOrigin::Current);
mc.setImageAddress(f, mc.tell(f));
if (mc.copyFileTo(f, mc2))
printf("Copy succeeded!\n");
else
printf("Copy failed...\n");
std::unique_ptr<kabufuda::IFileHandle> it = mc.firstFile();
while (it)
{
printf("%.4s%.2s-%s\n", mc.gameId(it), mc.maker(it), mc.getFilename(it));
it = mc.nextFile(it);
}
mc.setCommentAddress(f, 0);
mc.write(f, "Test\0", strlen("Test") + 1);
mc.seek(f, 32, kabufuda::SeekOrigin::Begin);
mc.write(f, "Test\0", strlen("Test") + 1);
}
return 0;
}