On Thu October 8 2009 09:38:25 Xu, Qiang (FXSGSC) wrote:
> Just want to know whether curl library is using libssh2 to do transfer over
> SFTP. I greped the source code under "curl-7.19.6/lib", and found there is
> a lot of function calls to libssh2_xxx(), so I guess the answer is yes,
> right?

Yes.

> But in our printers, it seems libcurl.so is not using libssh2:
> ============================================
> SBC118:/usr/smart/lib <66> ldd /usr/lib/libcurl.so
> libdl.so.2 => /lib/libdl.so.2 (0x0fe60000)
> libgssapi_krb5.so.2 => /lib/libgssapi_krb5.so.2 (0x0fe00000)
> libkrb5.so.3 => /lib/libkrb5.so.3 (0x0fa30000)
> libk5crypto.so.3 => /lib/libk5crypto.so.3 (0x0f9f0000)
> libkrb5support.so.0 => /usr/lib/libkrb5support.so.0 (0x0f9b0000)
> libcom_err.so.3 => /lib/libcom_err.so.3 (0x0f9d0000)
> libresolv.so.2 => /lib/libresolv.so.2 (0x0fcb0000)
> libidn.so.11 => /usr/lib/libidn.so.11 (0x0fdb0000)
> libssl.so.0.9.8 => /usr/lib/libssl.so.0.9.8 (0x0f910000)
> libcrypto.so.0.9.8 => /usr/lib/libcrypto.so.0.9.8 (0x0fb30000)
> libz.so.1 => /usr/lib/libz.so.1 (0x0fd10000)
> libc.so.6 => /lib/libc.so.6 (0x0fe80000)
> /lib/ld.so.1 (0x08000000)
> ============================================
> Does that means the curl library used in our printer was not compiled with
> libssh2 support?

It looks so, but I am not sure if dynamic linkage is the only way to use
libbsh2. To ensure yourself run 'curl --version' with the appropriate
libcurl.so loaded if possible.

Kamil
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Received on 2009-10-08