dtxc/reflect-os

os

About me

• Low level software engineer
• Android app developer
• Win32 app developer
• Reverse engineer

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Languages ranked by experience

• Python
• C
• C++
• Kotlin
• Assembly
• Java

Best projects

• Reflect os _discontinued
• Memory editor
• Discord oauth2 joiner bot
• Zipbomb generator _{might be very simple, but yet its one of my favorites}
• Halium port for redmi 8 _{didn't go very well}
• Dualsense 5 driver for linux

Statistics

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Operating systems

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Main computer specs

• CPU: Ryzen 5 5500
• RAM: 32 GB DDR4 @ 3600 MT/s (oc) 22-24-24-46
• GPU: PowerColor Radeon RX 6600 8 GB
• SSD: 512 + 256 GB M.2 NVMe
• HDD: 2 TB 3.5" 7200 RPM
• MB: ASRock A520M-HVS

Other devices

• HP Laptop 15-da0xxx
• Samsung Galaxy A54 5G
• Redmi K20 pro/Mi 9T pro (raphael)
• Redmi 8 (olive)
• Samsung galaxy j3 2016
• Samsung tab A 8.0 2019 (sm-t290)

Contacts

• Discord: dtxc
• Telegram: dtxc0
• Instagram: nickoncrack199

reflect-os's Issues

[known] kernel fails to boot when its larger than 26 kb

(just open issue already so u dont need to list it in README.md)

shutdown isnt working

theroid OS kernel returns "invalid opcode" while trying to start

I'm pretty sure this is a known error by now, but I'll post it anyway

Screenshots

issue

not an issue

ReflectOS image make build error

System Info: Debian 11 Bullseye (armv7l)

Exception Info:

sh: 1: ../initrd_generator: Exec format error
mkdir -p ../build/boot/grub ../build/obj
cc -I ./include -g -mbe32 -ffreestanding -nostdlib -fno-builtin -fno-stack-protector -no-pie -fno-pic -Wall -Wextra -O2 -c std/math.c -o ../build/obj/math.o
std/math.c: In function ‘pow’:
std/math.c:25:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘u32’ {aka ‘unsigned int’} [-Wsign-compare]
     for (int i = 1; i < b; i++) {
                       ^
nasm boot/boot.asm -f elf -o ../build/obj/boot.o
nasm boot/dt.asm -f elf -o ../build/obj/dt.o
nasm interrupt/interrupt.asm -f elf -o ../build/obj/interrupt.o
interrupt/interrupt.asm:60: warning: signed byte value exceeds bounds [-w+number-overflow]
interrupt/interrupt.asm:6: ... from macro `ISR_NOERR' defined here [-w+number-overflow]
objcopy -O elf32-i386 -B i386 -I binary fonts/terminus.psf ../build/obj/terminus.o
objcopy: architecture i386 unknown
make: *** [Makefile:64: fonts/terminus.o] Error 1

Error occurs when I run make build or running build.py

Probably something related to font

Make command returns errors when trying to compile backspace support in OS

Logs:

nasm boot/mbr.asm -f bin -o boot/mbr.bin
nasm boot/kernel_entry.asm -f elf -o boot/kernel_entry.o
gcc -I ./kernel/include -g -m32 -ffreestanding -nostdlib -fno-builtin -fno-stack-protector -no-pie -fno-pic -Wall -c kernel/drivers/keyboard.c -o kernel/drivers/keyboard.o
kernel/drivers/keyboard.c:76:13: error: static declaration of ‘backspace’ follows non-static declaration
   76 | static bool backspace(char s[]) {
      |             ^~~~~~~~~
In file included from kernel/drivers/keyboard.c:11:
./kernel/include/string.h:17:6: note: previous declaration of ‘backspace’ with type ‘bool(char *)’ {aka ‘char(char *)’}
   17 | bool backspace(char *s);
      |      ^~~~~~~~~
kernel/drivers/keyboard.c: In function ‘keyboard_callback’:
kernel/drivers/keyboard.c:90:10: warning: variable ‘release’ set but not used [-Wunused-but-set-variable]
   90 |     char release;
      |          ^~~~~~~
make: *** [Makefile:28: kernel/drivers/keyboard.o] Error 1

- Return with exit code 2 -

Error traces back to backspace support, but warning at line 90 can be ignored.

[known] echo command isn't showing any output

(oh also, remember to update content if u ever fix any issues)