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18 Commits

Author SHA1 Message Date
Bananymous 5972c73950 LibC: fix fread implementation 
fread() should read until either size*nitems bytes are read or eof
is reached.
 2023-09-07 16:00:47 +03:00
Bananymous 85c6149138 LibC: add fileno() and fdopen() 
fdopen() doesn't currently care about mode and will have same mode
as the underlying file descriptor.
 2023-08-17 12:03:59 +03:00
Bananymous 78536f9678 Kernel/Userspace: Add basic init process 
This process parses /etc/passwd and promps login screen.
When an username is entered, it will launch that users shell
 2023-06-11 22:37:00 +03:00
Bananymous 68ec443e07 LibC: implement close 2023-06-11 03:29:22 +03:00
Bananymous fb17af4844 Kernel/LibC: opening standard files is done in libc 2023-05-29 20:21:19 +03:00
Bananymous dd4973ac35 LibC: fputs uses fputc instead of putc 2023-05-28 17:48:34 +03:00
Bananymous faf14b880e LibC: Rewrite all the headers. 
We now have more or less posix issue 2018 conforming libc headers.

This was a really time consuming and boring operation but it had to
be done.

Now we get to actually start implementing libc :)
 2023-05-26 22:31:21 +03:00
Bananymous 80d9f6131b Kernel/LibC: move file offset back to kernel 
This makes keeping track of offsets easier and more proper
 2023-05-26 22:31:21 +03:00
Bananymous 8ec675cca6 LibC: fix bugs with printf 2023-05-15 22:47:08 +03:00
Bananymous 49fe3d0d4f LibC: add probably functional *printf 
I wrote a general printf function that takes an putc function
pointer. We can use this to implement all the printf family
functions. I haven't done thorough testing with this, but it seems
to be functional for the most part
 2023-05-10 02:00:28 +03:00
Bananymous ff2e2937a5 Kernel: Remove offset from OpenFileDescriptor 
This is now handled on the libc side. There might be reasons to
have it in kernel side, but for simplicity's sake I'm moving it
to libc for now :)
 2023-05-09 20:31:22 +03:00
Bananymous 0cc1fb53d5 LibC: Fix bug in *printf 2023-05-09 20:30:12 +03:00
Bananymous 054c5450df LibC: syscall() now returns -1 on error and updates errno 2023-05-07 01:51:39 +03:00
Bananymous 1d42b26fce LibC: Fix some bugs 2023-04-25 13:27:01 +03:00
Bananymous 79812b34b0 LibC: fread() now does a single syscall 2023-04-25 12:38:08 +03:00
Bananymous cd74b2167d LibC: Write mostly functioning stdio 2023-04-23 14:32:37 +03:00
Bananymous ff8c0086e2 LibC: puts() now just calls syscall(SYS_WRITE, ...) 2023-04-22 15:29:38 +03:00
Bananymous a5830c5424 LibC: add stubs for a lot of functions 2023-04-05 23:58:40 +03:00