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/*
Unix SMB/CIFS implementation.
HTTP library
Copyright (C) 2013 Samuel Cabrero <samuelcabrero@kernevil.me>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _HTTP_H_
#define _HTTP_H_
#include <limits.h>
#include <sys/uio.h>
#include <tevent.h>
#include "lib/tsocket/tsocket.h"
/* Response codes */
#define HTTP_OK 200 /* request completed ok */
#define HTTP_NOCONTENT 204 /* request does not have content */
#define HTTP_MOVEPERM 301 /* uri moved permanently */
#define HTTP_MOVETEMP 302 /* uri moved temporarily */
#define HTTP_NOTMODIFIED 304 /* page was not modified from last */
#define HTTP_BADREQUEST 400 /* invalid http request was made */
#define HTTP_NOTFOUND 404 /* could not find content for uri */
#define HTTP_BADMETHOD 405 /* method not allowed for this uri */
#define HTTP_ENTITYTOOLARGE 413 /* */
#define HTTP_EXPECTATIONFAILED 417 /* can't handle this expectation */
#define HTTP_INTERNAL 500 /* internal error */
#define HTTP_NOTIMPLEMENTED 501 /* not implemented */
#define HTTP_SERVUNAVAIL 503 /* server is not available */
#define HTTP_MAX_HEADER_SIZE 0x1FFFF
struct cli_credentials;
struct loadparm_ctx;
enum http_cmd_type {
HTTP_REQ_GET = 1 << 0,
HTTP_REQ_POST = 1 << 1,
HTTP_REQ_HEAD = 1 << 2,
HTTP_REQ_PUT = 1 << 3,
HTTP_REQ_DELETE = 1 << 4,
HTTP_REQ_OPTIONS = 1 << 5,
HTTP_REQ_TRACE = 1 << 6,
HTTP_REQ_CONNECT = 1 << 7,
HTTP_REQ_PATCH = 1 << 8,
HTTP_REQ_RPC_IN_DATA = 1 << 9,
HTTP_REQ_RPC_OUT_DATA = 1 << 10,
};
enum http_auth_method {
HTTP_AUTH_BASIC=1,
HTTP_AUTH_NTLM,
HTTP_AUTH_NEGOTIATE,
};
struct http_header {
struct http_header *next, *prev;
char *key;
char *value;
};
struct http_request {
enum http_cmd_type type; /* HTTP command type */
char major; /* HTTP version major number */
char minor; /* HTTP version minor number */
char *uri; /* URI after HTTP request was parsed */
struct http_header *headers;
size_t headers_size;
unsigned int response_code; /* HTTP response code */
char *response_code_line; /* Readable response */
uint64_t remaining_content_length; /* data not represent in body */
DATA_BLOB body;
};
/* HTTP header handling functions */
int http_remove_header(struct http_header **, const char *);
int http_add_header(TALLOC_CTX *, struct http_header **, const char *, const char *);
int http_replace_header(TALLOC_CTX *, struct http_header **, const char *, const char *);
/* HTTP(s) connect */
struct http_conn;
struct tstream_tls_params;
struct tevent_req *http_connect_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
const char *http_server,
uint16_t http_port,
struct cli_credentials *credentials,
struct tstream_tls_params *tls_params);
int http_connect_recv(struct tevent_req *req,
TALLOC_CTX *mem_ctx,
struct http_conn **http_conn);
struct tevent_req *http_disconnect_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct http_conn *http_conn);
int http_disconnect_recv(struct tevent_req *req);
struct tevent_queue *http_conn_send_queue(struct http_conn *http_conn);
struct tstream_context *http_conn_tstream(struct http_conn *http_conn);
/* HTTP request */
struct tevent_req *http_send_request_send(TALLOC_CTX *,
struct tevent_context *,
struct http_conn *,
struct http_request *);
NTSTATUS http_send_request_recv(struct tevent_req *);
/* HTTP response */
struct tevent_req *http_read_response_send(TALLOC_CTX *,
struct tevent_context *,
struct http_conn *,
size_t max_content_length);
NTSTATUS http_read_response_recv(struct tevent_req *,
TALLOC_CTX *,
struct http_request **);
/* HTTP authenticated request */
struct tevent_req *http_send_auth_request_send(TALLOC_CTX *,
struct tevent_context *,
struct http_conn *,
const struct http_request *,
struct cli_credentials *,
struct loadparm_context *,
enum http_auth_method);
NTSTATUS http_send_auth_request_recv(struct tevent_req *);
#endif /* _HTTP_H_ */
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