1 files changed, 78 insertions, 0 deletions

diff --git a/source/base/base_string.h b/source/base/base_string.h
new file mode 100644
index 0000000..c4b9f94
--- /dev/null
+++ b/source/base/base_string.h
@@ -0,0 +1,78 @@
+#ifndef BASE_STRING_H
+#define BASE_STRING_H
+
+#define PushString(arena, count) (string8){ .data = (PushArrayZero(arena, u8, (count))), .size = (count) }
+#define StringCast(data, size) (string8){(u8 *)(data), (u64)(size) }
+#define StringPCast(data, size) (string8 *){(u8 *)(data), (u64)(size) }
+
+#define StringFmt "%.*s"
+#define ULongFmt  "%lu"
+#define ULLongFmt "%llu"
+
+typedef struct string8 string8;
+struct string8
+{
+    u8  *data;
+    u64  size;
+};
+
+typedef struct string16 string16;
+struct string16
+{
+    u16  *data;
+    u64  size;
+};
+
+typedef struct string32 string32;
+struct string32
+{
+    u32  *data;
+    u64  size;
+};
+
+//- string linked list implementation
+typedef struct string8_node string8_node;
+struct string8_node 
+{
+    string8 *next;
+    string8 string;
+};
+
+typedef struct string8_list string8_list;
+struct string8_list
+{
+    string8 *first;
+    string8 *last;
+    u64 count;
+};
+
+typedef struct string16_list string16_list;
+struct string16_list
+{
+    string16 *next;
+    string16 string;
+};
+
+typedef struct string32_list string32_list;
+struct string32_list
+{
+    string32 *first;
+    string32 *last;
+    u64 count;
+};
+
+internal b8
+string8_cmp(string8 a, string8 b)
+{
+    if (a.size != b.size) return 0;
+    return (b8)(memcmp(a.data, b.data, a.size) == 0);
+}
+
+internal void
+string8_appendc(string8 *buf, u8 c)
+{
+    buf->data[buf->size] = c;
+    buf->size += 1;
+}
+
+#endif /* BASE_STRING_H */