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libssh/README.mbedtls
jvijtiuk 963111b836 tests: Fix segfault with mbedTLS built without threading support
torture_rand and torture_server_x11 call ssh_init without checking
the return value. If mbedTLS is built without threading support
ssh_init fails but the tests continue and then segfault since threading
wasn't correctly initialised.

Add a section that documents requirements for mbedTLS usage in a
multi threaded environment to README.mbedtls.

Signed-off-by: Juraj Vijtiuk <juraj.vijtiuk@sartura.hr>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
2018-02-12 20:05:49 +01:00

24 строки
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Plaintext

libssh mbedTLS ECDSA support
=============================
When built with mbedTLS, libssh currently does not support ECDSA key comparison.
Since the comparison function is used during the verification of publickey
authentication requests a libssh server will not be able to deal with ECDSA
keys.
In general, if the ssh_key_cmp function is used with mbedTLS, ECDSA key
comparison won't work.
mbedTLS and libssh in multithreaded applications
==================================================
To use libssh with mbedTLS in a multithreaded application, mbedTLS has to be
built with threading support enabled.
If threading support is not available and multi threading is used, ssh_init
will fail.
More information about building mbedTLS with threading support can be found
in the mbedTLS documentation.