Added Initial Implementation of memory and allocation function

Signed-off-by: Marc Pervaz Boocha <mboocha@sudomsg.xyz>

On branch main
Your branch is up to date with 'origin/main'.

Changes to be committed:
      new file:   include/alloc.h
      new file:   include/calt.h
      new file:   include/mem.h
      new file:   include/meson.build
      new file:   meson.build
      new file:   meson_options.txt
      new file:   src/alloc/alloc.c
      new file:   src/alloc/calloc.c
      new file:   src/alloc/free.c
      new file:   src/alloc/malloc.c
      new file:   src/alloc/memdup.c
      new file:   src/alloc/meson.build
      new file:   src/alloc/realloc.c
      new file:   src/mem/memccpy.c
      new file:   src/mem/memchr.c
      new file:   src/mem/memcmp.c
      new file:   src/mem/memcpy.c
      new file:   src/mem/memhash.c
      new file:   src/mem/memlen.c
      new file:   src/mem/memmem.c
      new file:   src/mem/memmove.c
      new file:   src/mem/memrchr.c
      new file:   src/mem/memrev.c
      new file:   src/mem/memset.c
      new file:   src/mem/memswap.c
      new file:   src/mem/memzero.c
      new file:   src/mem/meson.build
      new file:   src/meson.build
      new file:   test/alloc/meson.build
      new file:   test/mem/memset.c
      new file:   test/mem/memzero.c
      new file:   test/mem/meson.build
      new file:   test/meson.build

1 files changed, 13 insertions, 0 deletions

diff --git a/src/mem/memhash.c b/src/mem/memhash.c
new file mode 100644
index 0000000..d752fed
--- /dev/null
+++ b/src/mem/memhash.c
@@ -0,0 +1,13 @@
+#include <limits.h>
+#include <stdint.h>
+#include <mem.h>
+
+size_t calt_memhash(const void *ptr, size_t count) {
+	unsigned char const *p = ptr;
+	size_t hash = 0;
+	size_t const hash_bits = sizeof hash;
+	while (count-- > 0) {
+		hash ^= (size_t) * (p++) << count % hash_bits * CHAR_BIT;
+	}
+	return hash;
+}