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CURLINFO_TLS_SESSION: always return backend info

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... even for those that don't support providing anything in the
'internals' struct member since it offers a convenient way for
applications to figure this out.
This commit is contained in:
Daniel Stenberg
2015-09-22 17:21:37 +02:00
parent 1467dec147
commit 7362008c1c
2 changed files with 13 additions and 7 deletions
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12
docs/libcurl/opts/CURLINFO_TLS_SESSION.3
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@@ -38,8 +38,8 @@ internal TLS session structure of this underlying SSL library.
This may then be used to extract certificate information in a format
convenient for further processing, such as manual validation. NOTE: this
option may not be available for all SSL backends; unsupported SSL backends
will return 'CURLSSLBACKEND_NONE' to indicate that they are not supported;
this does not mean that no SSL backend was used.
will always return NULL in the \fIinternals\fP pointer to indicate that they
are not supported.
.nf
struct curl_tlssessioninfo {
@@ -48,6 +48,14 @@ struct curl_tlssessioninfo {
};
.fi
The \fIbackend\fP struct member is one of the defines in the CURLSSLBACKEND_*
series: CURLSSLBACKEND_NONE (when built without TLS support),
CURLSSLBACKEND_OPENSSL, CURLSSLBACKEND_GNUTLS, CURLSSLBACKEND_NSS,
CURLSSLBACKEND_GSKIT, CURLSSLBACKEND_POLARSSL, CURLSSLBACKEND_CYASSL,
CURLSSLBACKEND_SCHANNEL, CURLSSLBACKEND_DARWINSSL or
CURLSSLBACKEND_AXTLS. (Note that the OpenSSL forks are all reported as just
OpenSSL here.)
The \fIinternals\fP struct member will point to a TLS library specific pointer
with the following underlying types:
.RS