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/*
* Copyright (C) the libgit2 contributors. All rights reserved.
*
* This file is part of libgit2, distributed under the GNU GPL v2 with
* a Linking Exception. For full terms see the included COPYING file.
*/
#ifndef INCLUDE_git_proxy_h__
#define INCLUDE_git_proxy_h__
#include "common.h"
#include "cert.h"
#include "credential.h"
/**
* @file git2/proxy.h
* @brief TLS proxies
* @ingroup Git
* @{
*/
GIT_BEGIN_DECL
/**
* The type of proxy to use.
*/
typedef enum {
/**
* Do not attempt to connect through a proxy
*
* If built against libcurl, it itself may attempt to connect
* to a proxy if the environment variables specify it.
*/
GIT_PROXY_NONE,
/**
* Try to auto-detect the proxy from the git configuration.
*/
GIT_PROXY_AUTO,
/**
* Connect via the URL given in the options
*/
GIT_PROXY_SPECIFIED
} git_proxy_t;
/**
* Options for connecting through a proxy
*
* Note that not all types may be supported, depending on the platform
* and compilation options.
*/
typedef struct {
unsigned int version;
/**
* The type of proxy to use, by URL, auto-detect.
*/
git_proxy_t type;
/**
* The URL of the proxy.
*/
const char *url;
/**
* This will be called if the remote host requires
* authentication in order to connect to it.
*
* Returning GIT_PASSTHROUGH will make libgit2 behave as
* though this field isn't set.
*/
git_credential_acquire_cb credentials;
/**
* If cert verification fails, this will be called to let the
* user make the final decision of whether to allow the
* connection to proceed. Returns 0 to allow the connection
* or a negative value to indicate an error.
*/
git_transport_certificate_check_cb certificate_check;
/**
* Payload to be provided to the credentials and certificate
* check callbacks.
*/
void *payload;
} git_proxy_options;
/** Current version for the `git_proxy_options` structure */
#define GIT_PROXY_OPTIONS_VERSION 1
/** Static constructor for `git_proxy_options` */
#define GIT_PROXY_OPTIONS_INIT {GIT_PROXY_OPTIONS_VERSION}
/**
* Initialize git_proxy_options structure
*
* Initializes a `git_proxy_options` with default values. Equivalent to
* creating an instance with `GIT_PROXY_OPTIONS_INIT`.
*
* @param opts The `git_proxy_options` struct to initialize.
* @param version The struct version; pass `GIT_PROXY_OPTIONS_VERSION`.
* @return Zero on success; -1 on failure.
*/
GIT_EXTERN(int) git_proxy_options_init(git_proxy_options *opts, unsigned int version);
/** @} */
GIT_END_DECL
#endif
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