From 774e3796b252383aafb8b3f30d51a19400c74516 Mon Sep 17 00:00:00 2001
From: Brett Weiland <brett_weiland@bpcspace.com>
Date: Sun, 18 Apr 2021 16:00:17 -0500
Subject: 	modified:   src/bootloader/bios_functions/bios_disk.asm 
 modified:   src/bootloader/bootloader.asm 	new file:  
 src/include/kernel.h 	modified:   src/include/libc.h 	modified:  
 src/include/paging.h 	new file:   src/include/panic.h 	modified:  
 src/kernel/kernel.c 	modified:   src/kernel/libc.c 	modified:  
 src/kernel/page.c 	new file:   src/kernel/panic.c 	modified:  
 src/link.ld 	modified:   src/makefile 	modified:   tools/page/page.py

---
 src/kernel/libc.c | 25 ++++++++++++++++++-------
 1 file changed, 18 insertions(+), 7 deletions(-)

(limited to 'src/kernel/libc.c')

diff --git a/src/kernel/libc.c b/src/kernel/libc.c
index dc5c0ac..c786cd0 100644
--- a/src/kernel/libc.c
+++ b/src/kernel/libc.c
@@ -39,22 +39,33 @@ void strcpy(char *dest, char *src) {
   }
 }
 
-void memcpy(char *dest, char *src, size_t n) {
+void *memcpy(void *dest, char *src, size_t n) {
+  char *p = dest;
   for(unsigned int i = 0; i <= n; i++) {
-    dest[i] = src[i];
+    p[i] = src[i];
   }
+  return(dest);
 }
 
-void bzero(void *dest, size_t size) {
-  unsigned char *p1 = dest;
+void *bzero(void *dest, size_t size) {
+  char *p = dest;
   for(uint64_t i = 0; i < size; i++) {
-    p1[i] = 0;
+    p[i] = 0;
   }
+  return(dest);
 }
 
 //TODO move this function to a seperate math library
-int ceil(float n) {
+unsigned int ceil(double n) {
   int low_n = (int)n;
-  if(n == (float)low_n) return(low_n);
+  if(n == (double)low_n) return(low_n);
   return(low_n + 1);
 }
+
+void *memset(void *s, char c, size_t n) {
+  char *p = s;
+  for(size_t i = 0; i < n; i++) {
+    p[i] = c;
+  }
+  return(s);
+}
-- 
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