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-rw-r--r--src/lib/numpack.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/lib/numpack.h b/src/lib/numpack.h
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--- /dev/null
+++ b/src/lib/numpack.h
@@ -0,0 +1,11 @@
+#ifndef NUMPACK_H
+#define NUMPACK_H
+
+/* Numbers are stored by 7 bits at a time. The highest bit specifies if the
+ number continues to next byte. */
+
+void numpack_encode(buffer_t *buf, uint64_t num);
+int numpack_decode(const uint8_t **p, const uint8_t *end, uint64_t *num_r);
+int numpack_decode32(const uint8_t **p, const uint8_t *end, uint32_t *num_r);
+
+#endif