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The SSH library (BSD license) https://www.libssh2.org
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Sara Golemon f11c657a10 Make libssh2_packet_read() use a static buffer to avoid unnecessary
alloc and free calls.

Since the cipher and mac layers aren't runtime extensible (yet)
and we know neither of these works in sizes greater than 32,
we can safely set aside a 64 byte block of data on the stack
for crypting and hashing.

This will make a big difference during quasi-non-blocking reads
where libssh2_packet_read() is polled repeatedly.
2004-12-23 00:42:20 +00:00
include Expose specific SFTP error codes to the calling program 2004-12-22 21:55:08 +00:00
src Make libssh2_packet_read() use a static buffer to avoid unnecessary 2004-12-23 00:42:20 +00:00
configure.in Update contact info with new domain 2004-12-22 20:56:06 +00:00
INSTALL Basic Instructions 2004-12-08 04:11:26 +00:00
install-sh Initial revision 2004-12-07 21:17:20 +00:00
LICENSE Update contact info with new domain 2004-12-22 20:56:06 +00:00
Makefile.in Add SFTP support 2004-12-22 00:20:02 +00:00
mkinstalldirs Initial revision 2004-12-07 21:17:20 +00:00
README Make libssh2_packet_read() use a static buffer to avoid unnecessary 2004-12-23 00:42:20 +00:00
ssh2_sample.c Initial revision 2004-12-07 21:17:20 +00:00
TODO Initial revision 2004-12-07 21:17:20 +00:00

libssh2 - SSH2 library
======================

Version 0.3
-----------

  Fixed libssh2_channel_read_ex().  Packet loop initialized BEFORE transport polled for new packets (should have been after).

  Fixed blocking issues in scp_send()/scp_recv().

  Fixed degree of indirection in macerror callback.

  Changed packet read mechanism to use a fixed buffer and avoid unnecessary alloc/free calls. (especially while non-block looping)

  Added channel close callback.

  Added SFTP support (Using its own header file: libssh2_sftp.h)

Version 0.2
-----------

  Changed extended data ignorance mechanism:
    libssh2_channel_ignore_extended_data() changed to libssh2_channel_handle_extended_data()
    Macro introduced for backward compatability during beta phase.
    *** THE LIBSSH2_CHANNEL_IGNORE_EXTENDED_DATA() MACRO WILL BE REMOVED PRIOR TO 1.0 RELEASE ***
    libssh2_channel_handle_extended_data() may be passed one of three "ignore_mode" constants
      LIBSSH2_CHANNEL_EXTENDED_DATA_NONE       Default behavior, queue ED packets and return them with read_ex
      LIBSSH2_CHANNEL_EXTENDED_DATA_IGNORE     Equivalent to libssh2_channel_ignore_extended_data()
                                               IGNORE will implicitly flush the extended data stream(s)
      LIBSSH2_CHANNEL_EXTENDED_DATA_MERGE      Calls to channel_read() will check both the standard data stream
                                               and the extended data stream(s) for the first available packet

  Changed libssh2_session_disconnect_ex() to return an error code when alloc fails

  Added libssh2_channel_flush_ex() and basic macros: ..._flush() ..._flush_stderr()
    flush_ex accepts either the streamid (0 for standard data, 1 for stderr) or one of the two following constants:
      LIBSSH2_CHANNEL_FLUSH_ALL                Flush all streams
      LIBSSH2_CHANNEL_FLUSH_EXTENDED_DATA      Flush all streams EXCEPT the standard data stream

  Added libssh2_session_callback_set() for setting ignore/debug/disconnect/macerror callbacks

  Added libssh2_session_method_pref() to selectively set methods and method preferences.

  Added libssh2_session_methods() to determine what methods were negotiated.

  Added libssh2_session_abstract() for retreiving &session->abstract

  Added libssh2_session_last_error() for retreiving error codes/messages

Version 0.1
-----------

  Initial Release:
    KEX methods: diffie-hellman-group14-sha1, diffie-hellman-group-exchange-sha1, diffie-hellman-group1-sha1
    Hostkey methods: ssh-rsa, ssh-dss
    Cipher methods: aes256-cbc, rijndael-cbc@lysator.liu.se, aes192-cbc, aes128-cbc, blowfish-cbc, arcfour, cast128-cbc, 3des-cbc, none*
    Compression methods: zlib, none
    MAC methods: hmac-sha1, hmac-sha1-96, hmac-ripemd160, hmac-ripemd160@openssh.com none*
    *Cipher/MAC "none" is disabled by default for security purposes,
     Use --enable-crypt-none and/or --enable-mac-none with ./configure to enable