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authorWayne Davison <wayned@samba.org>2003-07-03 17:38:12 +0000
committerWayne Davison <wayned@samba.org>2003-07-03 17:38:12 +0000
commit92b8abfe807248a94eef1896f62f60a5f088bed6 (patch)
treec580ef564ece108b7fd4fb08a092178154bcef8f /token.c
parent52e628a8611eb94ea646554caa9489442b5a5be5 (diff)
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Fixed a problem where we might not have enough room to compress
unsent tokens into the obuf in a single call.
Diffstat (limited to 'token.c')
-rw-r--r--token.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/token.c b/token.c
index e120a0f5..ed30c3f2 100644
--- a/token.c
+++ b/token.c
@@ -137,6 +137,7 @@ static z_stream tx_strm;
/* Output buffer */
static char *obuf;
+static int obuf_size;
/* Send a deflated token */
static void
@@ -160,7 +161,12 @@ send_deflated_token(int f, int token,
rprintf(FERROR, "compression init failed\n");
exit_cleanup(RERR_STREAMIO);
}
- if ((obuf = malloc(MAX_DATA_COUNT+2)) == NULL)
+#if MAX_DATA_COUNT+2 > CHUNK_SIZE+128 /* this shouldn't ever happen... */
+ obuf_size = MAX_DATA_COUNT+2;
+#else
+ obuf_size = CHUNK_SIZE+128;
+#endif
+ if ((obuf = malloc(obuf_size)) == NULL)
out_of_memory("send_deflated_token");
init_done = 1;
} else
@@ -280,7 +286,7 @@ send_deflated_token(int f, int token,
tx_strm.next_in = (Bytef *) map_ptr(buf, offset, toklen);
tx_strm.avail_in = toklen;
tx_strm.next_out = (Bytef *) obuf;
- tx_strm.avail_out = MAX_DATA_COUNT;
+ tx_strm.avail_out = obuf_size;
r = deflate(&tx_strm, Z_INSERT_ONLY);
if (r != Z_OK || tx_strm.avail_in != 0) {
rprintf(FERROR, "deflate on token returned %d (%d bytes left)\n",