memcpy, memset; small fixes

3 files changed, 8 insertions, 0 deletions

diff --git a/kernel/include/libk/math.h b/kernel/include/libk/math.h
index 27fee80..ec3363a 100644
--- a/kernel/include/libk/math.h
+++ b/kernel/include/libk/math.h
@@ -3,6 +3,8 @@
 
 #include <types.h>
 
+#define min(a,b) (a > b ? b : a)
+#define max(a,b) (a > b ? a : b)
 #define upper_div(a,b) ((a / b) * b < a ? (a / b) + 1 : (a / b))
 
 int64_t abs(int64_t val);
diff --git a/kernel/include/libk/stdio.h b/kernel/include/libk/stdio.h
index 6799f11..99064f9 100644
--- a/kernel/include/libk/stdio.h
+++ b/kernel/include/libk/stdio.h
@@ -3,6 +3,9 @@
 
 #include <types.h>
 
+extern uint32_t curr_x;
+extern uint32_t curr_y;
+
 void printf(const char *s, ...);
 
 #endif
diff --git a/kernel/include/libk/string.h b/kernel/include/libk/string.h
index 9fe8448..fd25cac 100644
--- a/kernel/include/libk/string.h
+++ b/kernel/include/libk/string.h
@@ -8,5 +8,8 @@ uint64_t stoi(const char *s);
 void itos(uint64_t num, char* s);
 void itoh(uint64_t num, char* s);
 void strrev(char *s);
+void memcpy(const void* destptr, const void* srcptr, size_t n);
+void memset(const void* destptr, uint8_t value, size_t n);
+int32_t memcmp(const void* aptr, const void* bptr);
 
 #endif