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Diffstat (limited to 'dev/Kernel/src/FS/NeFS.cc')
-rw-r--r--dev/Kernel/src/FS/NeFS.cc135
1 files changed, 56 insertions, 79 deletions
diff --git a/dev/Kernel/src/FS/NeFS.cc b/dev/Kernel/src/FS/NeFS.cc
index ac1322f5..fc1afdd2 100644
--- a/dev/Kernel/src/FS/NeFS.cc
+++ b/dev/Kernel/src/FS/NeFS.cc
@@ -70,14 +70,24 @@ _Output BOOL NeFileSystemParser::CreateFork(_Input NFS_CATALOG_STRUCT* catalog,
auto drv = kDiskMountpoint.A();
- NFS_FORK_STRUCT cur_fork{};
+ NFS_FORK_STRUCT cur_fork;
Lba lba_prev_fork = lba;
Lba lba_next_fork = lba;
+ if (the_fork.Kind == kNeFSDataForkKind)
+ catalog->DataForkSize += the_fork.DataSize;
+ else
+ catalog->ResourceForkSize += the_fork.DataSize;
+
+ drv.fPacket.fPacketLba = catalog->NextSibling - sizeof(NFS_CATALOG_STRUCT);
+ drv.fPacket.fPacketSize = sizeof(NFS_CATALOG_STRUCT);
+ drv.fPacket.fPacketContent = catalog;
+
+ drv.fOutput(&drv.fPacket);
+
/// do not check for anything. Loop until we get what we want, that is a free fork zone.
while (lba_next_fork >= kNeFSCatalogStartAddress)
{
- drv.fPacket.fPacketDrive = &drv;
drv.fPacket.fPacketLba = lba_next_fork;
drv.fPacket.fPacketSize = sizeof(NFS_FORK_STRUCT);
drv.fPacket.fPacketContent = &cur_fork;
@@ -86,8 +96,6 @@ _Output BOOL NeFileSystemParser::CreateFork(_Input NFS_CATALOG_STRUCT* catalog,
if (cur_fork.Flags & kNeFSFlagCreated)
{
- lba = cur_fork.NextSibling;
-
/// sanity check.
if (StringBuilder::Equals(cur_fork.ForkName, the_fork.ForkName) &&
StringBuilder::Equals(cur_fork.CatalogName, the_fork.CatalogName))
@@ -95,32 +103,31 @@ _Output BOOL NeFileSystemParser::CreateFork(_Input NFS_CATALOG_STRUCT* catalog,
kcout << "Fork already exists.\r";
return NO;
}
- }
-
- lba_next_fork = cur_fork.NextSibling;
- }
- while (1)
- ;
+ lba_next_fork = cur_fork.NextSibling;
+ }
+ else
+ {
+ the_fork.Flags |= kNeFSFlagCreated;
+ the_fork.DataOffset = lba - sizeof(NFS_FORK_STRUCT);
+ the_fork.NextSibling = the_fork.DataOffset - the_fork.DataSize;
+ the_fork.PreviousSibling = lba_prev_fork;
- the_fork.Flags |= kNeFSFlagCreated;
- the_fork.DataOffset = lba - sizeof(NFS_FORK_STRUCT);
- the_fork.NextSibling = the_fork.DataOffset - the_fork.DataSize;
- the_fork.PreviousSibling = lba_prev_fork;
+ drv.fPacket.fPacketLba = lba;
+ drv.fPacket.fPacketSize = sizeof(NFS_FORK_STRUCT);
+ drv.fPacket.fPacketContent = &the_fork;
- drv.fPacket.fPacketLba = lba;
- drv.fPacket.fPacketSize = sizeof(NFS_FORK_STRUCT);
- drv.fPacket.fPacketContent = &the_fork;
+ drv.fOutput(&drv.fPacket);
- drv.fOutput(&drv.fPacket);
+ /// log what we have now.
+ kcout << "Wrote fork data at: " << hex_number(the_fork.DataOffset)
+ << endl;
- /// log what we have now.
- kcout << "Wrote fork data at: " << hex_number(the_fork.DataOffset)
- << endl;
+ kcout << "Wrote fork at: " << hex_number(lba) << endl;
- kcout << "Wrote fork at: " << hex_number(lba) << endl;
-
- return YES;
+ return YES;
+ }
+ }
}
return NO;
@@ -226,7 +233,10 @@ _Output NFS_CATALOG_STRUCT* NeFileSystemParser::CreateCatalog(_Input const Char*
kcout << "Catalog already exists: " << name << ".\r";
err_global_get() = kErrorFileExists;
- return catalog_copy;
+ delete catalog_copy;
+ catalog_copy = nullptr;
+
+ return nullptr;
}
Char parent_name[kNeFSNodeNameLen] = {0};
@@ -276,15 +286,18 @@ _Output NFS_CATALOG_STRUCT* NeFileSystemParser::CreateCatalog(_Input const Char*
return nullptr;
}
- constexpr SizeT kDefaultForkSize = kNeFSForkSize;
+ constexpr SizeT kDefaultForkSize = 0UL;
+
+ if (!out_lba)
+ out_lba = kNeFSCatalogStartAddress;
NFS_CATALOG_STRUCT* child_catalog = new NFS_CATALOG_STRUCT();
child_catalog->ResourceForkSize = kDefaultForkSize;
child_catalog->DataForkSize = kDefaultForkSize;
child_catalog->CatalogFlags = kNeFSStatusUnlocked;
- child_catalog->NextSibling = out_lba;
- child_catalog->PrevSibling = out_lba;
+ child_catalog->NextSibling = out_lba + sizeof(NFS_CATALOG_STRUCT);
+ child_catalog->PrevSibling = out_lba - sizeof(NFS_CATALOG_STRUCT);
child_catalog->Kind = kind;
child_catalog->Flags |= kNeFSFlagCreated;
child_catalog->CatalogFlags = flags;
@@ -305,65 +318,34 @@ _Output NFS_CATALOG_STRUCT* NeFileSystemParser::CreateCatalog(_Input const Char*
drive.fInput(&drive.fPacket);
- start_free = temporary_catalog.NextSibling;
-
- if (start_free <= kNeFSRootCatalogStartAddress)
- start_free = kNeFSCatalogStartAddress + sizeof(NFS_CATALOG_STRUCT);
+ Char buf_part_block[kNeFSSectorSz] = {0};
- child_catalog->PrevSibling = out_lba;
+ drive.fPacket.fPacketContent = buf_part_block;
+ drive.fPacket.fPacketSize = kNeFSSectorSz;
+ drive.fPacket.fPacketLba = kNeFSRootCatalogStartAddress;
- drive.fPacket.fPacketLba = start_free;
drive.fInput(&drive.fPacket);
- while (drive.fPacket.fPacketGood)
- {
- if (start_free <= kNeFSRootCatalogStartAddress)
- {
- delete child_catalog;
- delete catalog;
+ NFS_ROOT_PARTITION_BLOCK* part_block = (NFS_ROOT_PARTITION_BLOCK*)buf_part_block;
- catalog = nullptr;
- child_catalog = nullptr;
+ if (part_block->FreeCatalog < 1)
+ {
+ delete child_catalog;
+ child_catalog = nullptr;
- return nullptr;
- }
+ return nullptr;
+ }
+ while (start_free >= kNeFSCatalogStartAddress)
+ {
// ========================== //
// Allocate catalog now...
// ========================== //
if ((temporary_catalog.Flags & kNeFSFlagCreated) == 0)
{
- Char buf_part_block[kNeFSSectorSz] = {0};
-
- drive.fPacket.fPacketContent = buf_part_block;
- drive.fPacket.fPacketSize = kNeFSSectorSz;
- drive.fPacket.fPacketLba = kNeFSRootCatalogStartAddress;
-
- drive.fInput(&drive.fPacket);
-
- constexpr auto kNeFSCatalogPadding = 4;
-
- NFS_ROOT_PARTITION_BLOCK* part_block = (NFS_ROOT_PARTITION_BLOCK*)buf_part_block;
-
- if (part_block->FreeCatalog < 1)
- {
- delete child_catalog;
- child_catalog = nullptr;
-
- return nullptr;
- }
-
child_catalog->DataFork = part_block->DiskSize - start_free;
child_catalog->ResourceFork = child_catalog->DataFork;
- // Write the new catalog next sibling, if we don't know this parent. //
- // This is necessary, so that we don't have to get another lba to allocate. //
- if (!StringBuilder::Equals(parent_name, temporary_catalog.Name))
- {
- child_catalog->NextSibling =
- start_free + (sizeof(NFS_CATALOG_STRUCT) * kNeFSCatalogPadding);
- }
-
drive.fPacket.fPacketContent = child_catalog;
drive.fPacket.fPacketSize = sizeof(NFS_CATALOG_STRUCT);
drive.fPacket.fPacketLba = start_free;
@@ -400,15 +382,12 @@ _Output NFS_CATALOG_STRUCT* NeFileSystemParser::CreateCatalog(_Input const Char*
else if ((temporary_catalog.Flags & kNeFSFlagCreated) &&
StringBuilder::Equals(temporary_catalog.Name, name))
{
- NFS_CATALOG_STRUCT* found_catalog = new NFS_CATALOG_STRUCT();
- rt_copy_memory(&temporary_catalog, found_catalog, sizeof(NFS_CATALOG_STRUCT));
+ rt_copy_memory(&temporary_catalog, child_catalog, sizeof(NFS_CATALOG_STRUCT));
return child_catalog;
}
- constexpr auto kNeFSCatalogPadding = 4;
-
- start_free = start_free + (sizeof(NFS_CATALOG_STRUCT) * kNeFSCatalogPadding);
+ start_free = start_free + (sizeof(NFS_CATALOG_STRUCT) * 4);
drive.fPacket.fPacketContent = &temporary_catalog;
drive.fPacket.fPacketSize = sizeof(NFS_CATALOG_STRUCT);
@@ -925,8 +904,6 @@ VoidPtr NeFileSystemParser::ReadCatalog(_Input _Output NFS_CATALOG_STRUCT* catal
return nullptr;
}
- constexpr auto kNeFSCatalogPadding = 4;
-
Lba dataForkLba = (!is_rsrc_fork) ? catalog->DataFork : catalog->ResourceFork;
Size dataForkSize = (!is_rsrc_fork) ? catalog->DataForkSize : catalog->ResourceForkSize;
generated by cgit v1.2.3 (git 2.39.1) at 2026-03-14 04:44:04 +0000