csum-file: introduce hashfile_total()
We will need this helper function in a following commit to give us total number of bytes fed to the hashfile so far. Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Jeff King committed
Dec 18, 2019 at 12:25 UTC
2f4af776990b59f569d68ffd3cb3556213537b04
1 file changed
+9
csum-file.h
+9
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));