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clarify that the app must free the engine list

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Daniel Stenberg 2004-12-14 22:47:13 +00:00
parent 553082e24a
commit 9359498b06
1 changed files with 10 additions and 9 deletions
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19
docs/libcurl/curl_easy_getinfo.3
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@ -2,7 +2,7 @@
.\" nroff -man [file] .\" nroff -man [file]
.\" $Id$ .\" $Id$
.\" .\"
.TH curl_easy_getinfo 3 "20 Aug 2003" "libcurl 7.10.8" "libcurl Manual" .TH curl_easy_getinfo 3 "14 Dec 2004" "libcurl 7.12.3" "libcurl Manual"
.SH NAME .SH NAME
curl_easy_getinfo - extract information from a curl handle curl_easy_getinfo - extract information from a curl handle
.SH SYNOPSIS .SH SYNOPSIS
@ -12,13 +12,12 @@ curl_easy_getinfo - extract information from a curl handle
.SH DESCRIPTION .SH DESCRIPTION
Request internal information from the curl session with this function. The Request internal information from the curl session with this function. The
third argument third argument \fBMUST\fP be a pointer to a long, a pointer to a char *, a
.B MUST pointer to a struct curl_slist * or a pointer to a double (as this
be a pointer to a long, a pointer to a char * or a pointer to a double (as documentation describes further down). The data pointed-to will be filled in
this documentation describes further down). The data pointed-to will be accordingly and can be relied upon only if the function returns CURLE_OK.
filled in accordingly and can be relied upon only if the function returns This function is intended to get used AFTER a performed transfer, all results
CURLE_OK. This function is intended to get used *AFTER* a performed transfer, from this function are undefined until the transfer is completed.
all results from this function are undefined until the transfer is completed.
You should not free the memory returned by this function unless it is You should not free the memory returned by this function unless it is
explictly mentioned below. explictly mentioned below.
@ -93,7 +92,9 @@ verification that was requested (using the CURLOPT_SSL_VERIFYPEER option to
Pass the address of a 'struct curl_slist *' to receive a linked-list of Pass the address of a 'struct curl_slist *' to receive a linked-list of
OpenSSL crypto-engines supported. Note that engines are normally implemented OpenSSL crypto-engines supported. Note that engines are normally implemented
in separate dynamic libraries. Hence not all the returned engines may be in separate dynamic libraries. Hence not all the returned engines may be
available at run-time. available at run-time. \fBNOTE:\fP you must call \fIcurl_slist_free_all(3)\fP
on the list pointer once you're done with it, as libcurl will not free the
data for you. (Added in 7.12.3)
.IP CURLINFO_CONTENT_LENGTH_DOWNLOAD .IP CURLINFO_CONTENT_LENGTH_DOWNLOAD
Pass a pointer to a double to receive the content-length of the download. This Pass a pointer to a double to receive the content-length of the download. This
is the value read from the Content-Length: field. is the value read from the Content-Length: field.