[Pkg-gnupg-commit] [gnupg2] 81/205: gpg: Allow the caller to write the contents of a plaintext packet.
Daniel Kahn Gillmor
dkg at fifthhorseman.net
Wed May 11 08:38:20 UTC 2016
This is an automated email from the git hooks/post-receive script.
dkg pushed a commit to branch experimental
in repository gnupg2.
commit 2fdb950471bd36f046672254ff26ca94797cc9f1
Author: Neal H. Walfield <neal at g10code.com>
Date: Wed Mar 2 15:35:39 2016 +0100
gpg: Allow the caller to write the contents of a plaintext packet.
* g10/build-packet.c (do_plaintext): Change the semantics such that if
PT->BUF is NULL, it is the caller's responsibility to write the
content (and disable partial body length mode, if appropriate).
--
Signed-off-by: Neal H. Walfield <neal at g10code.com>
---
g10/build-packet.c | 24 ++++++++++++++++--------
1 file changed, 16 insertions(+), 8 deletions(-)
diff --git a/g10/build-packet.c b/g10/build-packet.c
index 623533f..40c466b 100644
--- a/g10/build-packet.c
+++ b/g10/build-packet.c
@@ -618,7 +618,12 @@ calc_plaintext( PKT_plaintext *pt )
after this much data has been read.) If PT->LEN is 0 and CTB
indicates that this is a new format packet, then partial block mode
is assumed to have been enabled on OUT. On success, partial block
- mode is disabled. */
+ mode is disabled.
+
+ If PT->BUF is NULL, the the caller must write out the data. In
+ this case, if PT->LEN was 0, then partial body length mode was
+ enabled and the caller must disable it by calling
+ iobuf_set_partial_body_length_mode (out, 0). */
static int
do_plaintext( IOBUF out, int ctb, PKT_plaintext *pt )
{
@@ -637,13 +642,16 @@ do_plaintext( IOBUF out, int ctb, PKT_plaintext *pt )
if (rc)
return rc;
- nbytes = iobuf_copy (out, pt->buf);
- if(ctb_new_format_p (ctb) && !pt->len)
- /* Turn off partial body length mode. */
- iobuf_set_partial_body_length_mode (out, 0);
- if( pt->len && nbytes != pt->len )
- log_error("do_plaintext(): wrote %lu bytes but expected %lu bytes\n",
- (ulong)nbytes, (ulong)pt->len );
+ if (pt->buf)
+ {
+ nbytes = iobuf_copy (out, pt->buf);
+ if(ctb_new_format_p (ctb) && !pt->len)
+ /* Turn off partial body length mode. */
+ iobuf_set_partial_body_length_mode (out, 0);
+ if( pt->len && nbytes != pt->len )
+ log_error("do_plaintext(): wrote %lu bytes but expected %lu bytes\n",
+ (ulong)nbytes, (ulong)pt->len );
+ }
return rc;
}
--
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