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Diffstat (limited to 'docs/libcurl/curl_easy_setopt.3')
| -rw-r--r-- | docs/libcurl/curl_easy_setopt.3 | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/docs/libcurl/curl_easy_setopt.3 b/docs/libcurl/curl_easy_setopt.3 index 9c4c6afa0..dd3473b99 100644 --- a/docs/libcurl/curl_easy_setopt.3 +++ b/docs/libcurl/curl_easy_setopt.3 @@ -440,6 +440,26 @@ The string given to CURLOPT_URL must be url-encoded and follow RFC 2396 \fICURLOPT_URL\fP is the only option that \fBmust\fP be set before \fIcurl_easy_perform(3)\fP is called. + +\fICURLOPT_PROTOCOLS\fP can be used to limit what protocols libcurl will use +for this transfer, independent of what libcurl has been compiled to +support. That may be useful if you accept the URL from an external source and +want to limit the accessibility. +.IP CURLOPT_PROTOCOLS +Pass a long that holds a bitmask of CURLPROTO_* defines. If used, this bitmask +limits what protocols libcurl may use in the transfer. This allows you to have +a libcurl built to support a wide range of protocols but still limit specific +transfers to only be allowed to use a subset of them. By default libcurl will +accept all protocols it supports. See also +\fICURLOPT_REDIR_PROTOCOLS\fP. (Added in 7.19.4) +.IP CURLOPT_REDIR_PROTOCOLS +Pass a long that holds a bitmask of CURLPROTO_* defines. If used, this bitmask +limits what protocols libcurl may use in a transfer that it follows to in a +redirect when \fICURLOPT_FOLLOWLOCATION\fP is enabled. This allows you to +limit specific transfers to only be allowed to use a subset of protocols in +redirections. By default libcurl will allow all protocols except for FILE and +SCP. This is a difference compared to pre-7.19.4 versions which +unconditionally would follow to all protocols supported. (Added in 7.19.4) .IP CURLOPT_PROXY Set HTTP proxy to use. The parameter should be a char * to a zero terminated string holding the host name or dotted IP address. To specify port number in @@ -743,6 +763,10 @@ This means that the library will re-send the same request on the new location and follow new Location: headers all the way until no more such headers are returned. \fICURLOPT_MAXREDIRS\fP can be used to limit the number of redirects libcurl will follow. + +NOTE: since 7.19.4, libcurl can limit to what protocols it will automatically +follow. The accepted protocols are set with \fICURLOPT_REDIR_PROTOCOLS\fP and +it excludes the FILE protocol by default. .IP CURLOPT_UNRESTRICTED_AUTH A parameter set to 1 tells the library it can continue to send authentication (user+password) when following locations, even when hostname changed. This |