Merge Starkware branch

src/poorstream.h

@@ -0,0 +1,21 @@
+#ifndef __POORSTREAM_H__
+#define __POORSTREAM_H__
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#include "os.h"
+
+typedef struct poorstream_t {
+	uint8_t *pointer;
+	uint32_t offset;
+	uint64_t mask;
+	uint64_t accumulator;
+} poorstream_t;
+
+void poorstream_init(poorstream_t *stream, uint8_t *buffer);
+void poorstream_flush(poorstream_t *stream);
+void poorstream_write_bits(poorstream_t *stream, uint64_t bits, uint32_t num_bits);
+
+#endif