From: Jeff King <p...@peff.net>
We will need this helper function in a following patch
to give us total number of bytes fed to the hashfile so far.
Signed-off-by: Jeff King <p...@peff.net>
Signed-off-by: Christian Couder <chrisc...@tuxfamily.org>
---
csum-file.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/csum-file.h b/csum-file.h
index a98b1eee53..f9cbd317fb 100644
--- a/csum-file.h
+++ b/csum-file.h
@@ -42,6 +42,15 @@ void hashflush(struct hashfile *f);
void crc32_begin(struct hashfile *);
uint32_t crc32_end(struct hashfile *);
+/*
+ * Returns the total number of bytes fed to the hashfile so far (including ones
+ * that have not been written out to the descriptor yet).
+ */
+static inline off_t hashfile_total(struct hashfile *f)
+{
+ return f->total + f->offset;
+}
+
static inline void hashwrite_u8(struct hashfile *f, uint8_t data)
{
hashwrite(f, &data, sizeof(data));
--
2.23.0.46.gd213b4aca1.dirty
