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856 Commits

Author SHA1 Message Date
Bananymous b56316e9da Kernel: Scheduler now sends queued signals 2023-07-21 19:27:10 +03:00
Bananymous a989c44211 Kernel: Make signals thread specific 2023-07-21 19:00:59 +03:00
Bananymous 217e5f81cc Kernel: add default signal actions 2023-07-21 18:02:35 +03:00
Bananymous 5f2549b198 BuildSystem: Strip kernel. We will add the map once we use it 2023-07-21 15:47:31 +03:00
Bananymous dcd4d0daeb Kernel/LibC: Add bareboness signals 
You can now call raise() to raise a signal. Signal handlers are
not yet supported, but the handling works :)
 2023-07-21 15:45:02 +03:00
Bananymous faf4220b38 Kernel: kernel memory takes now full pml4e 
This allows flags to work properly
 2023-07-21 13:47:05 +03:00
Bananymous 193ddaa2f6 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After I added NXE bit, the flags mask is no longer valid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 46eb27883a Kernel: Don't map kernel executable memory as writable 2023-07-21 11:17:39 +03:00
Bananymous 2db7cdb71e Kernel: Syscalls now get the interrupt stack 2023-07-21 11:04:16 +03:00
Bananymous 5411c5aa4a BAN: Fix function call in Optional 2023-07-21 10:57:46 +03:00
Bananymous f8a1a10897 Kernel: add NullDevice to /dev/null 2023-07-20 00:06:22 +03:00
Bananymous adbe13938e Kernel: move Device.h to its own directory 2023-07-19 23:55:38 +03:00
Bananymous 4d5b14753d Kernel: cleanup sys_exec() 
We now scope everyting so desctructors get called
 2023-07-19 23:20:39 +03:00
Bananymous ba9fa00947 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 98cedf155c Kernel: FixedWidthAllocator creation can now fail 2023-07-19 18:07:24 +03:00
Bananymous 88e3998664 Kernel: VirtualRange creation can fail 2023-07-19 17:56:26 +03:00
Bananymous c0c0bbc1bf Kernel: SYS_FORK can now fail instead of panicing on error 2023-07-19 17:47:12 +03:00
Bananymous 650e1b4fc5 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 6c1ada8d0a Kernel: Enable global bit on kernel pages 2023-07-13 15:23:25 +03:00
Bananymous 7d00c2670f Kernel: Support execute disable bit 
We will now map executable memory explicitly as executable.
 2023-07-13 14:28:53 +03:00
Bananymous bca7e9a1e8 Kernel: CPUID can detect wether cpu supports nxe bit 2023-07-13 14:24:58 +03:00
Bananymous 3748f0304f Kernel: Fix multiple bugs with terminal 2023-07-13 13:09:52 +03:00
Bananymous 2576bdbd14 Kernel: Fix ATA disk and partition numbering 2023-07-13 12:12:47 +03:00
Bananymous e341a36287 Init: Use the new pwd.h api for user parsing 2023-07-13 12:01:41 +03:00
Bananymous bba09a3cd0 LibC: add getpwname() and getpwuid() 2023-07-13 12:01:16 +03:00
Bananymous 985df3532b LibC: implement endpwent(), getpwent() and setpwent() 2023-07-13 11:22:09 +03:00
Bananymous 72041a52e8 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 891144dac1 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 41e7b53903 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 6b0920e8c0 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 4285729d5c 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 a9c10d0751 Base: add empty directories with .gitkeep to base/ 2023-07-11 08:02:28 +03:00
Bananymous 74c79c7eff 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 9174a89971 BAN: Add iterators to HashMap 2023-07-10 23:16:41 +03:00
Bananymous 5c94a583bc Userspace: add basic 'touch' command 2023-07-10 16:38:15 +03:00
Bananymous 6e1fc2766f tee: indent with tabs 2023-07-10 16:18:08 +03:00
Bananymous d3bb00cb55 Userspace: Add basic tee command 2023-07-10 16:07:53 +03:00
Bananymous 5a5656b2d3 Kenrel: RamInode now implements truncate() 2023-07-10 16:07:09 +03:00
Bananymous 1a1e584cba Kernel: OpenFileDescriptors can now store more than 8 bits of flags 2023-07-10 16:06:36 +03:00
Bananymous 65fa05f998 Kernel: add O_TRUNC 
this is not supported by anything yet
 2023-07-10 15:48:18 +03:00
Bananymous 2276fc95b8 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 1e173c178d Kernel: Ext2 fill now return ENOTSUP on write 
We used to crash the kernel
 2023-07-10 15:34:25 +03:00
Bananymous 773747cf9c Kernel: O_APPEND is now supported 2023-07-10 15:11:27 +03:00
Bananymous 4972284dde 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 45789fda08 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 3b5bc63d1b Kernel: Inode::create_file() now takes uid and gid as parameters 2023-07-10 13:32:10 +03:00
Bananymous f1089e2b8a Kernel: start work on ram file system 2023-07-10 13:26:14 +03:00
Bananymous 6d93c1eb92 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 363c325c79 Kenrel: Fix inode comparison 
We should not compare rdevs
 2023-07-10 11:48:11 +03:00
Bananymous 583504ebe0 Kernel: Inode rename directory functions 2023-07-10 11:48:11 +03:00