From 1b8329ec260631ae6e8708271ab4b795888338e4 Mon Sep 17 00:00:00 2001
From: Talha Qamar <qamartalha@proton.me>
Date: Sun, 2 Feb 2025 04:48:33 +0500
Subject: [PATCH] Liblily initial commit
---
src/liblily/.gitignore | 1 +
src/liblily/Makefile | 8 ++++++++
src/liblily/lily.c | 35 +++++++++++++++++++++++++++++++++++
src/liblily/lily.h | 14 ++++++++++++++
4 files changed, 58 insertions(+)
create mode 100644 src/liblily/.gitignore
create mode 100644 src/liblily/Makefile
create mode 100644 src/liblily/lily.c
create mode 100644 src/liblily/lily.h
diff --git a/src/liblily/.gitignore b/src/liblily/.gitignore
new file mode 100644
index 0000000..a007fea
--- /dev/null
+++ b/src/liblily/.gitignore
@@ -0,0 +1 @@
+build/*
diff --git a/src/liblily/Makefile b/src/liblily/Makefile
new file mode 100644
index 0000000..c42d082
--- /dev/null
+++ b/src/liblily/Makefile
@@ -0,0 +1,8 @@
+build/liblily.a: build build/lily.o
+ ar rcs build/liblily.a build/lily.o
+
+build/lily.o: build lily.c lily.h
+ gcc -I. -lc -c lily.c -o ./build/lily.o
+
+build:
+ mkdir build
diff --git a/src/liblily/lily.c b/src/liblily/lily.c
new file mode 100644
index 0000000..4d80869
--- /dev/null
+++ b/src/liblily/lily.c
@@ -0,0 +1,35 @@
+#define _GNU_SOURCE 1
+#include <sys/mman.h>
+#include <string.h>
+#include "lily.h"
+
+void* lily_alloc(uint size){
+ return mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_ANONYMOUS, -1, 0);
+}
+void* lily_alloc_zeroed(uint size){
+ return lily_alloc(size);
+}
+void lily_dealloc(void* ptr, uint size){
+ munmap(ptr, size);
+}
+void* lily_realloc(void* ptr, uint size, uint size_new){
+ return mremap(ptr, size, size_new, MREMAP_MAYMOVE);
+}
+void lily_memset(void* dest, void* src, uint count, uint size){
+ uint total_size = count * size;
+ memcpy(dest, src, size);
+
+ uint copied = size;
+
+ while (copied < total_size) {
+ uint copy_size;
+ if(copied > total_size - copied)
+ copy_size = total_size - copied;
+ else
+ copy_size = copied;
+ memcpy(dest, (dest + copied), copy_size);
+ copied += copy_size;
+ }
+
+}
+
diff --git a/src/liblily/lily.h b/src/liblily/lily.h
new file mode 100644
index 0000000..858a8d8
--- /dev/null
+++ b/src/liblily/lily.h
@@ -0,0 +1,14 @@
+#ifndef __LILY_H_DEFINED
+#define __LILY_H_DEFINED
+
+#define uint unsigned long long int
+
+void* lily_alloc(uint size);
+void* lily_alloc_zeroed(uint size);
+void lily_dealloc(void* ptr, uint size);
+void* lily_realloc(void* ptr, uint size, uint size_new);
+void lily_memset(void* dest, void* src, uint count, uint size);
+void lily_getrandom(void* dest, uint size);
+
+
+#endif // __LILY_H_DEFINED