/* * Copyright 2000-2021 The OpenSSL Project Authors. All Rights Reserved. * Copyright Siemens AG 2018-2020 * * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ #ifndef OPENSSL_HTTP_H # define OPENSSL_HTTP_H # pragma once # include <openssl/opensslconf.h> # include <openssl/bio.h> # include <openssl/asn1.h> # include <openssl/conf.h> # ifdef __cplusplus extern "C" { # endif # define OSSL_HTTP_NAME "http" # define OSSL_HTTPS_NAME "https" # define OSSL_HTTP_PREFIX OSSL_HTTP_NAME"://" # define OSSL_HTTPS_PREFIX OSSL_HTTPS_NAME"://" # define OSSL_HTTP_PORT "80" # define OSSL_HTTPS_PORT "443" # define OPENSSL_NO_PROXY "NO_PROXY" # define OPENSSL_HTTP_PROXY "HTTP_PROXY" # define OPENSSL_HTTPS_PROXY "HTTPS_PROXY" #define OSSL_HTTP_DEFAULT_MAX_LINE_LEN (4 * 1024) #define OSSL_HTTP_DEFAULT_MAX_RESP_LEN (100 * 1024) /* Low-level HTTP API */ OSSL_HTTP_REQ_CTX *OSSL_HTTP_REQ_CTX_new(BIO *wbio, BIO *rbio, int buf_size); void OSSL_HTTP_REQ_CTX_free(OSSL_HTTP_REQ_CTX *rctx); int OSSL_HTTP_REQ_CTX_set_request_line(OSSL_HTTP_REQ_CTX *rctx, int method_POST, const char *server, const char *port, const char *path); int OSSL_HTTP_REQ_CTX_add1_header(OSSL_HTTP_REQ_CTX *rctx, const char *name, const char *value); int OSSL_HTTP_REQ_CTX_set_expected(OSSL_HTTP_REQ_CTX *rctx, const char *content_type, int asn1, int timeout, int keep_alive); int OSSL_HTTP_REQ_CTX_set1_req(OSSL_HTTP_REQ_CTX *rctx, const char *content_type, const ASN1_ITEM *it, const ASN1_VALUE *req); int OSSL_HTTP_REQ_CTX_nbio(OSSL_HTTP_REQ_CTX *rctx); int OSSL_HTTP_REQ_CTX_nbio_d2i(OSSL_HTTP_REQ_CTX *rctx, ASN1_VALUE **pval, const ASN1_ITEM *it); BIO *OSSL_HTTP_REQ_CTX_exchange(OSSL_HTTP_REQ_CTX *rctx); BIO *OSSL_HTTP_REQ_CTX_get0_mem_bio(const OSSL_HTTP_REQ_CTX *rctx); size_t OSSL_HTTP_REQ_CTX_get_resp_len(const OSSL_HTTP_REQ_CTX *rctx); void OSSL_HTTP_REQ_CTX_set_max_response_length(OSSL_HTTP_REQ_CTX *rctx, unsigned long len); int OSSL_HTTP_is_alive(const OSSL_HTTP_REQ_CTX *rctx); /* High-level HTTP API */ typedef BIO *(*OSSL_HTTP_bio_cb_t)(BIO *bio, void *arg, int connect, int detail); OSSL_HTTP_REQ_CTX *OSSL_HTTP_open(const char *server, const char *port, const char *proxy, const char *no_proxy, int use_ssl, BIO *bio, BIO *rbio, OSSL_HTTP_bio_cb_t bio_update_fn, void *arg, int buf_size, int overall_timeout); int OSSL_HTTP_proxy_connect(BIO *bio, const char *server, const char *port, const char *proxyuser, const char *proxypass, int timeout, BIO *bio_err, const char *prog); int OSSL_HTTP_set1_request(OSSL_HTTP_REQ_CTX *rctx, const char *path, const STACK_OF(CONF_VALUE) *headers, const char *content_type, BIO *req, const char *expected_content_type, int expect_asn1, size_t max_resp_len, int timeout, int keep_alive); BIO *OSSL_HTTP_exchange(OSSL_HTTP_REQ_CTX *rctx, char **redirection_url); BIO *OSSL_HTTP_get(const char *url, const char *proxy, const char *no_proxy, BIO *bio, BIO *rbio, OSSL_HTTP_bio_cb_t bio_update_fn, void *arg, int buf_size, const STACK_OF(CONF_VALUE) *headers, const char *expected_content_type, int expect_asn1, size_t max_resp_len, int timeout); BIO *OSSL_HTTP_transfer(OSSL_HTTP_REQ_CTX **prctx, const char *server, const char *port, const char *path, int use_ssl, const char *proxy, const char *no_proxy, BIO *bio, BIO *rbio, OSSL_HTTP_bio_cb_t bio_update_fn, void *arg, int buf_size, const STACK_OF(CONF_VALUE) *headers, const char *content_type, BIO *req, const char *expected_content_type, int expect_asn1, size_t max_resp_len, int timeout, int keep_alive); int OSSL_HTTP_close(OSSL_HTTP_REQ_CTX *rctx, int ok); /* Auxiliary functions */ int OSSL_parse_url(const char *url, char **pscheme, char **puser, char **phost, char **pport, int *pport_num, char **ppath, char **pquery, char **pfrag); int OSSL_HTTP_parse_url(const char *url, int *pssl, char **puser, char **phost, char **pport, int *pport_num, char **ppath, char **pquery, char **pfrag); const char *OSSL_HTTP_adapt_proxy(const char *proxy, const char *no_proxy, const char *server, int use_ssl); # ifdef __cplusplus } # endif #endif /* !defined(OPENSSL_HTTP_H) */