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googlers / jrn / git / 5332b2af104180b8135e0b3528ace7596cb9ba09 / . / http.h
blob: 324fcf4f5482dc67c3f68df0be30fb0aa210401e [file] [log] [blame]
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]1#ifndef HTTP_H
2#define HTTP_H
3
4#include "cache.h"
5
6#include <curl/curl.h>
7#include <curl/easy.h>
8
9#if LIBCURL_VERSION_NUM >= 0x070908
10#define USE_CURL_MULTI
11#define DEFAULT_MAX_REQUESTS 5
12#endif
13
14#if LIBCURL_VERSION_NUM < 0x070704
15#define curl_global_cleanup() do { /* nothing */ } while(0)
16#endif
17#if LIBCURL_VERSION_NUM < 0x070800
18#define curl_global_init(a) do { /* nothing */ } while(0)
19#endif
20
Junio C Hamano500ebb02006-12-27 13:59:26 -0800[diff] [blame]21#if (LIBCURL_VERSION_NUM < 0x070c04) || (LIBCURL_VERSION_NUM == 0x071000)
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]22#define NO_CURL_EASY_DUPHANDLE
23#endif
24
Art Haasc774b2d2006-09-19 07:20:19 -0500[diff] [blame]25#if LIBCURL_VERSION_NUM < 0x070a03
26#define CURLE_HTTP_RETURNED_ERROR CURLE_HTTP_NOT_FOUND
27#endif
28
Nick Hengeveldc8568e12006-01-31 11:06:55 -0800[diff] [blame]29struct slot_results
30{
31 CURLcode curl_result;
32 long http_code;
33};
34
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]35struct active_request_slot
36{
37 CURL *curl;
38 FILE *local;
39 int in_use;
40 CURLcode curl_result;
41 long http_code;
Nick Hengeveldbaa7b672006-03-10 20:18:01 -0800[diff] [blame]42 int *finished;
Nick Hengeveldc8568e12006-01-31 11:06:55 -0800[diff] [blame]43 struct slot_results *results;
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]44 void *callback_data;
45 void (*callback_func)(void *data);
46 struct active_request_slot *next;
47};
48
49struct buffer
50{
51 size_t posn;
52 size_t size;
53 void *buffer;
54};
55
56/* Curl request read/write callbacks */
57extern size_t fread_buffer(void *ptr, size_t eltsize, size_t nmemb,
58 struct buffer *buffer);
59extern size_t fwrite_buffer(const void *ptr, size_t eltsize,
60 size_t nmemb, struct buffer *buffer);
61extern size_t fwrite_null(const void *ptr, size_t eltsize,
62 size_t nmemb, struct buffer *buffer);
63
64/* Slot lifecycle functions */
65extern struct active_request_slot *get_active_slot(void);
66extern int start_active_slot(struct active_request_slot *slot);
67extern void run_active_slot(struct active_request_slot *slot);
68extern void finish_all_active_slots(void);
Mark Wooding53f31382006-02-07 10:07:39 +0000[diff] [blame]69extern void release_active_slot(struct active_request_slot *slot);
Nick Hengeveld29508e12005-11-18 11:02:58 -0800[diff] [blame]70
71#ifdef USE_CURL_MULTI
72extern void fill_active_slots(void);
73extern void step_active_slots(void);
74#endif
75
76extern void http_init(void);
77extern void http_cleanup(void);
78
79extern int data_received;
80extern int active_requests;
81
82#ifdef USE_CURL_MULTI
83extern int max_requests;
84extern CURLM *curlm;
85#endif
86#ifndef NO_CURL_EASY_DUPHANDLE
87extern CURL *curl_default;
88#endif
89extern char curl_errorstr[CURL_ERROR_SIZE];
90
91extern int curl_ssl_verify;
92extern char *ssl_cert;
93#if LIBCURL_VERSION_NUM >= 0x070902
94extern char *ssl_key;
95#endif
96#if LIBCURL_VERSION_NUM >= 0x070908
97extern char *ssl_capath;
98#endif
99extern char *ssl_cainfo;
100extern long curl_low_speed_limit;
101extern long curl_low_speed_time;
102
103extern struct curl_slist *pragma_header;
104extern struct curl_slist *no_range_header;
105
106extern struct active_request_slot *active_queue_head;
107
108#endif /* HTTP_H */