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avoid NUL in dh params file
author
Phil Pennock
<pdp@exim.org>
Mon, 21 May 2012 09:54:50 +0000
(
05:54
-0400)
committer
Phil Pennock
<pdp@exim.org>
Mon, 21 May 2012 09:56:03 +0000
(
05:56
-0400)
gnutls_dh_params_export_pkcs3() returns 2 different sizes.
NUL observed by Janne Snabb
src/src/tls-gnu.c
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diff --git
a/src/src/tls-gnu.c
b/src/src/tls-gnu.c
index 3ea02bd529f3a59963740de0bd3821f300bb81e9..0ac72ad25b17e468e9833e061b2056ebbb31b5c8 100644
(file)
--- a/
src/src/tls-gnu.c
+++ b/
src/src/tls-gnu.c
@@
-512,8
+512,9
@@
if (rc < 0)
m.data = malloc(m.size);
if (m.data == NULL)
return tls_error(US"memory allocation failed", strerror(errno), NULL);
+ /* this will return a size 1 less than the allocation size above */
rc = gnutls_dh_params_export_pkcs3(dh_server_params, GNUTLS_X509_FMT_PEM,
- m.data, &
sz
);
+ m.data, &
m.size
);
if (rc != GNUTLS_E_SUCCESS)
{
free(m.data);