forked from lda/telodendria
104 lines
3.4 KiB
C
104 lines
3.4 KiB
C
/*
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* Copyright (C) 2022-2023 Jordan Bancino <@jordan:bancino.net>
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef CYTOPLASM_HTTPCLIENT_H
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#define CYTOPLASM_HTTPCLIENT_H
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/***
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* @Nm HttpClient
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* @Nd Extremely simple HTTP client.
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* @Dd April 29 2023
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* @Xr Http HttpServer Tls
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*
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* .Nm
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* HttpClient
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* builds on the HTTP API to provide a simple yet functional HTTP
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* client. It aims at being easy to use and minimal, yet also
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* efficient.
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*/
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#include <stdio.h>
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#include <HashMap.h>
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#include <Http.h>
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/**
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* A server response is represented by a client context. It is
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* opaque, so the functions defined in this API should be used to
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* fetch data from and manipulate it.
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*/
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typedef struct HttpClientContext HttpClientContext;
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/**
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* Make an HTTP request. This function takes the request method,
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* any flags defined in the HTTP API, the port, hostname, and path,
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* all in that order. It returns NULL if there was an error making
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* the request. Otherwise it returns a client context. Note that this
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* function does not actually send any data, it simply makes the
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* connection. Use
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* .Fn HttpRequestHeader
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* to add headers to the request. Then, send headers with
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* .Fn HttpRequestSendHeaders .
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* Finally, the request body, if any, can be written to the output
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* stream, and then the request can be fully sent using
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* .Fn HttpRequestSend .
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*/
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extern HttpClientContext *
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HttpRequest(HttpRequestMethod, int, unsigned short, char *, char *);
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/**
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* Set a request header to send to the server when making the
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* request.
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*/
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extern void HttpRequestHeader(HttpClientContext *, char *, char *);
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/**
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* Send the request headers to the server. This must be called before
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* the request body can be written or a response body can be read.
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*/
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extern void HttpRequestSendHeaders(HttpClientContext *);
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/**
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* Flush the request stream to the server. This function should be
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* called before the response body is read.
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*/
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extern HttpStatus HttpRequestSend(HttpClientContext *);
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/**
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* Get the headers returned by the server.
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*/
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extern HashMap * HttpResponseHeaders(HttpClientContext *);
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/**
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* Get the stream used to write the request body and read the
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* response body.
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*/
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extern Stream * HttpClientStream(HttpClientContext *);
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/**
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* Free all memory associated with the client context. This closes the
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* connection, if it was still open.
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*/
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extern void HttpClientContextFree(HttpClientContext *);
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#endif /* CYTOPLASM_HTTPCLIENT_H */
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