[PATCH v2 4/4] urngd: Add source information to log message

[nwfilardo at gmail.com]

From: Nathaniel Wesley Filardo <nwfilardo at gmail.com>

Now that entropy can come from two places, indicate which

Signed-off-by: Nathaniel Wesley Filardo <nwfilardo at gmail.com>
---
 urngd.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/urngd.c b/urngd.c
index 1168674..9eedb6b 100644
--- a/urngd.c
+++ b/urngd.c
@@ -78,7 +78,8 @@ static inline bool entropy_file_available(struct urngd *u)
 	return (u->file_fd.fd >= 0) && !(u->file_fd.registered);
 }
 
-static size_t write_entropy(struct urngd *u, struct rand_pool_info *rpi)
+static size_t write_entropy(struct urngd *u, struct rand_pool_info *rpi,
+                            const char *src)
 {
 	int ret;
 	ret =  ioctl(u->rnd_fd.fd, RNDADDENTROPY, rpi);
@@ -86,8 +87,8 @@ static size_t write_entropy(struct urngd *u, struct rand_pool_info *rpi)
 		ERROR("error injecting entropy: %s\n", strerror(errno));
 		return 0;
 	} else {
-		DEBUG(1, "injected %ub (%ub of entropy)\n",
-			rpi->buf_size, rpi->entropy_count/8);
+		DEBUG(1, "injected %ub (%ub of entropy) from %s\n",
+			rpi->buf_size, rpi->entropy_count/8, src);
 		ret = rpi->buf_size;
 	}
 
@@ -109,7 +110,7 @@ static size_t gather_jitter_entropy(struct urngd *u)
 	rpi->buf_size = ENTROPYPOOLBYTES;
 	rpi->entropy_count = 8 * ENTROPYBYTES;
 
-	ret = write_entropy(u, rpi);
+	ret = write_entropy(u, rpi, "jitter");
 
 	memset_secure(&rpi->buf, 0, ENTROPYPOOLBYTES);
 
-- 
2.27.0