1 files changed, 66 insertions, 0 deletions
diff --git a/src/tokenize.h b/src/tokenize.h
new file mode 100644
index 0000000..8b8ecf9
--- /dev/null
+++ b/src/tokenize.h
@@ -0,0 +1,66 @@
+#ifndef SKHD_TOKENIZE_H
+#define SKHD_TOKENIZE_H
+
+#define array_count(a) (sizeof((a)) / sizeof(*(a)))
+static const char *token_modifier_map[] =
+{
+    "lctrl",    "ctrl",     "rctrl",
+    "lalt",     "alt",      "ralt",
+    "lshift",   "shift",    "rshift",
+    "lcmd",     "cmd",      "rcmd",
+};
+
+static const char *token_key_map[] =
+{
+    "return",     "tab",        "space",
+    "backspace",  "delete",     "escape",
+    "capslock",   "home",       "end",
+    "pageup",     "pagedown",   "help",
+    "left",       "right",      "up",
+    "down",       "f1",         "f2",
+    "f3",         "f4",         "f5",
+    "f6",         "f7",         "f8",
+    "f9",         "f10",        "f11",
+    "f12",        "f13",        "f14",
+    "f15",        "f16",        "f17",
+    "f18",        "f19",        "f20",
+};
+
+enum token_type
+{
+    Token_Command,
+    Token_Modifier,
+    Token_Key_Hex,
+    Token_Key,
+
+    Token_Plus,
+    Token_Dash,
+    Token_Arrow,
+
+    Token_Unknown,
+    Token_EndOfStream,
+};
+
+struct token
+{
+    enum token_type type;
+    char *text;
+    unsigned length;
+
+    unsigned line;
+    unsigned cursor;
+};
+
+struct tokenizer
+{
+    char *buffer;
+    char *at;
+    unsigned line;
+    unsigned cursor;
+};
+
+void tokenizer_init(struct tokenizer *tokenizer, char *buffer);
+struct token get_token(struct tokenizer *tokenizer);
+struct token peek_token(struct tokenizer tokenizer);
+
+#endif