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authorGarrett D'Amore <garrett@damore.org>2019-07-17 20:33:52 -0700
committerGarrett D'Amore <garrett@damore.org>2019-07-17 20:33:52 -0700
commit4dcfdd65318b706e139658842c9f406e906a8003 (patch)
tree5dde4b98eb307a30957adb402a7a98c9e9623596 /docs
parent8545c4181e0f28c93296bb461de19b2b9c207c24 (diff)
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fixes #954 large message fails with no error message
This removes the default 1MB limit on maximum receive sizes. Applications intended for deployment in insecure or hostile environments should choose a sensible default for NNG_OPT_RECVMAXSZ.
Diffstat (limited to 'docs')
-rw-r--r--docs/man/nng_options.5.adoc3
1 files changed, 3 insertions, 0 deletions
diff --git a/docs/man/nng_options.5.adoc b/docs/man/nng_options.5.adoc
index 449eea4d..278055c5 100644
--- a/docs/man/nng_options.5.adoc
+++ b/docs/man/nng_options.5.adoc
@@ -190,6 +190,9 @@ large message, without sending any data.
This option can be set for the socket, but may be overridden for on a
per-dialer or per-listener basis.
+
+IMPORTANT: Applications on hostile networks should set this to a non-zero
+value to prevent denial-of-service attacks.
++
NOTE: Some transports may have further message size restrictions.
[[NNG_OPT_RECVTIMEO]]