1 files changed, 28 insertions, 0 deletions
diff --git a/truth_table.h b/truth_table.h
new file mode 100644
index 0000000..37e535a
--- /dev/null
+++ b/truth_table.h
@@ -0,0 +1,28 @@
+#ifndef TRUTH_TABLE_HG_
+#define TRUTH_TABLE_HG_
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include "tree.h"
+
+struct truth_table {
+  uint32_t *lines;
+  uint8_t lines_count;
+  char *letters;
+  size_t letters_count;
+};
+
+struct expr_input_iter {
+  struct truth_table *src;
+  uint32_t acc;
+  uint32_t count;
+};
+
+struct expr_input_iter expr_input_iter_init(struct truth_table *tt);
+int32_t expr_input_iter_next(struct expr_input_iter *self);
+
+struct truth_table *truth_table_create(node *root, uint32_t letters_bitfield);
+void truth_table_destroy(struct truth_table *tt);
+void truth_table_fprint(FILE *stream, struct truth_table *tt);
+
+#endif // TRUTH_TABLE_HG_