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851 Commits

Author SHA1 Message Date
Bananymous a1db032ba9 Kernel: kernel memory takes now full pml4e 
This allows flags to work properly
 2023-07-21 13:47:05 +03:00
Bananymous 5babd7b4f2 Kernel: remove PAGE_FLAGS_MASK as that was not correct anymore 
After I added NXE bit, the flags mask is no longer valid
 2023-07-21 12:01:50 +03:00
Bananymous c0029a2fa2 Kernel: Don't map kernel executable memory as writable 2023-07-21 11:17:39 +03:00
Bananymous 4e35b8b49d Kernel: Syscalls now get the interrupt stack 2023-07-21 11:04:16 +03:00
Bananymous 21c6135ae2 BAN: Fix function call in Optional 2023-07-21 10:57:46 +03:00
Bananymous b02c486ad0 Kernel: add NullDevice to /dev/null 2023-07-20 00:06:22 +03:00
Bananymous 08cd285ca6 Kernel: move Device.h to its own directory 2023-07-19 23:55:38 +03:00
Bananymous 94af856db0 Kernel: cleanup sys_exec() 
We now scope everyting so desctructors get called
 2023-07-19 23:20:39 +03:00
Bananymous bf5d74b8bc Kernel: fix memory leak in PageTable 
PageTable used to leak 2 pages on creation and other two on deletion
 2023-07-19 23:17:39 +03:00
Bananymous fd9210ba9e Kernel: FixedWidthAllocator creation can now fail 2023-07-19 18:07:24 +03:00
Bananymous 66d9260257 Kernel: VirtualRange creation can fail 2023-07-19 17:56:26 +03:00
Bananymous 5d2bfc858e Kernel: SYS_FORK can now fail instead of panicing on error 2023-07-19 17:47:12 +03:00
Bananymous 8b34880064 Kernel: Fix bug which made bochs unbootable 
We could not boot if ATABus did not have valid primary device.
 2023-07-13 15:53:09 +03:00
Bananymous 98c698d9ec Kernel: Enable global bit on kernel pages 2023-07-13 15:23:25 +03:00
Bananymous 9ea2c1d932 Kernel: Support execute disable bit 
We will now map executable memory explicitly as executable.
 2023-07-13 14:28:53 +03:00
Bananymous 297e65f19a Kernel: CPUID can detect wether cpu supports nxe bit 2023-07-13 14:24:58 +03:00
Bananymous 65559a3e44 Kernel: Fix multiple bugs with terminal 2023-07-13 13:09:52 +03:00
Bananymous c3a71e94a9 Kernel: Fix ATA disk and partition numbering 2023-07-13 12:12:47 +03:00
Bananymous fb4b363a16 Init: Use the new pwd.h api for user parsing 2023-07-13 12:01:41 +03:00
Bananymous 4154f43b49 LibC: add getpwname() and getpwuid() 2023-07-13 12:01:16 +03:00
Bananymous b1fcb0b58f LibC: implement endpwent(), getpwent() and setpwent() 2023-07-13 11:22:09 +03:00
Bananymous 00409ffa60 Kernel: Ext2Inode::create_file actually sets the inode data 
We used to just create inode without touching its memory.
 2023-07-13 10:20:56 +03:00
Bananymous 16acd50559 BAN: Iterators are now single general type with CONST template 
This allows us to use the same base class for iterator and
const_iterator which were practically the same code.
 2023-07-12 13:35:21 +03:00
Bananymous 5df48804e1 BAN: add either_or and either_or_t 
This allows you to select type depending on constexpr evaluatable
boolean
 2023-07-12 13:34:31 +03:00
Bananymous 9eab6710ce BAN: Implement ConstIteratorDouble and add it to HashMap 
This is same as IteratorDouble except it uses const_iterator and does
not return non-const references.
 2023-07-12 11:41:05 +03:00
Bananymous 65424a6769 BAN: Generalize HashMapIterator to IteratorDouble 
This iterator should be able to iterate any container within container
with type iterator defined.

This also fixed bug if first entry in outer container is empty container.
 2023-07-12 09:29:05 +03:00
Bananymous 12d53ac233 Base: add empty directories with .gitkeep to base/ 2023-07-11 08:02:28 +03:00
Bananymous 9bcfb34524 Kernel: Rewrite whole device structure 
We now have DevFileSystem which is derived from RamFileSystem. All
devices are RamInodes. We don't have separate DeviceManager anymore.
To iterate over devices, you can loop througn every inode in devfs.
 2023-07-10 23:17:14 +03:00
Bananymous f88b9ae4f2 BAN: Add iterators to HashMap 2023-07-10 23:16:41 +03:00
Bananymous 8cd91f5a6a Userspace: add basic 'touch' command 2023-07-10 16:38:15 +03:00
Bananymous f65e5f4190 tee: indent with tabs 2023-07-10 16:18:08 +03:00
Bananymous f521a98157 Userspace: Add basic tee command 2023-07-10 16:07:53 +03:00
Bananymous ee4ef6638c Kenrel: RamInode now implements truncate() 2023-07-10 16:07:09 +03:00
Bananymous 0910958c04 Kernel: OpenFileDescriptors can now store more than 8 bits of flags 2023-07-10 16:06:36 +03:00
Bananymous d6408bcf17 Kernel: add O_TRUNC 
this is not supported by anything yet
 2023-07-10 15:48:18 +03:00
Bananymous 178fc00905 Kernel: creat() mode now has to be access mode 
We provide the S_IFREG in creat
 2023-07-10 15:34:41 +03:00
Bananymous 89d4fa4d9b Kernel: Ext2 fill now return ENOTSUP on write 
We used to crash the kernel
 2023-07-10 15:34:25 +03:00
Bananymous 46e1419e70 Kernel: O_APPEND is now supported 2023-07-10 15:11:27 +03:00
Bananymous f7c4bc908e Kernel: open() and openat() now take mode as parameter 
O_CREAT now tries to create file if O_CREAT is specified
 2023-07-10 15:08:54 +03:00
Bananymous a0ecbed726 Kernel: You can now read/write to RamInodes 
RamFS should be stored on physical pages and not in kmalloc, but
that will be implemented later :)
 2023-07-10 14:09:35 +03:00
Bananymous 74fc0aa308 Kernel: Inode::create_file() now takes uid and gid as parameters 2023-07-10 13:32:10 +03:00
Bananymous d5f0448e48 Kernel: start work on ram file system 2023-07-10 13:26:14 +03:00
Bananymous 51e4b11890 LibC: add NAME_MAX to limits.h 
This is defined to 255 which is _XOPEN_NAME_MAX, smallest value
for XOPEN compliance
 2023-07-10 11:48:11 +03:00
Bananymous d713f252aa Kenrel: Fix inode comparison 
We should not compare rdevs
 2023-07-10 11:48:11 +03:00
Bananymous 5ec2d85081 Kernel: Inode rename directory functions 2023-07-10 11:48:11 +03:00
Bananymous 0d132ee518 Kernel: Mark Ext2 classes final 2023-07-10 11:48:11 +03:00
Bananymous fabbb9f531 BAN: RefPtr can be constructed from other types 2023-07-10 11:48:11 +03:00
Bananymous 80c8d52dc5 Kernel: add more functionality to PCI 2023-07-09 23:04:11 +03:00
Bananymous b6c4a2dbf1 Kernel: Edit lock scopes and make string copy able to fail 2023-07-07 23:12:19 +03:00
Bananymous a2f5ad7bed Kernel: Move open file descriptors to their own class 
This simplifies code a lot :)
 2023-07-07 23:11:37 +03:00