projects / thirdparty / git.git / blame
| Commit | Line | Data |
|---|---|---|
| 29508e1e NH |
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 | ||
| 028c2976 MH |
9 | #include "strbuf.h" |
| 10 | ||
| 9cf04301 | 11 | #if LIBCURL_VERSION_NUM >= 0x071000 |
| 29508e1e NH |
12 | #define USE_CURL_MULTI |
| 13 | #define DEFAULT_MAX_REQUESTS 5 | |
| 14 | #endif | |
| 15 | ||
| 16 | #if LIBCURL_VERSION_NUM < 0x070704 | |
| 17 | #define curl_global_cleanup() do { /* nothing */ } while(0) | |
| 18 | #endif | |
| 19 | #if LIBCURL_VERSION_NUM < 0x070800 | |
| 20 | #define curl_global_init(a) do { /* nothing */ } while(0) | |
| 21 | #endif | |
| 22 | ||
| 500ebb01 | 23 | #if (LIBCURL_VERSION_NUM < 0x070c04) || (LIBCURL_VERSION_NUM == 0x071000) |
| 29508e1e NH |
24 | #define NO_CURL_EASY_DUPHANDLE |
| 25 | #endif | |
| 26 | ||
| c774b2dc AH |
27 | #if LIBCURL_VERSION_NUM < 0x070a03 |
| 28 | #define CURLE_HTTP_RETURNED_ERROR CURLE_HTTP_NOT_FOUND | |
| 29 | #endif | |
| 30 | ||
| c8568e13 NH |
31 | struct slot_results |
| 32 | { | |
| 33 | CURLcode curl_result; | |
| 34 | long http_code; | |
| 35 | }; | |
| 36 | ||
| 29508e1e NH |
37 | struct active_request_slot |
| 38 | { | |
| 39 | CURL *curl; | |
| 40 | FILE *local; | |
| 41 | int in_use; | |
| 42 | CURLcode curl_result; | |
| 43 | long http_code; | |
| baa7b67d | 44 | int *finished; |
| c8568e13 | 45 | struct slot_results *results; |
| 29508e1e NH |
46 | void *callback_data; |
| 47 | void (*callback_func)(void *data); | |
| 48 | struct active_request_slot *next; | |
| 49 | }; | |
| 50 | ||
| 51 | struct buffer | |
| 52 | { | |
| 028c2976 MH |
53 | struct strbuf buf; |
| 54 | size_t posn; | |
| 29508e1e NH |
55 | }; |
| 56 | ||
| 57 | /* Curl request read/write callbacks */ | |
| 58 | extern size_t fread_buffer(void *ptr, size_t eltsize, size_t nmemb, | |
| 59 | struct buffer *buffer); | |
| 60 | extern size_t fwrite_buffer(const void *ptr, size_t eltsize, | |
| 028c2976 | 61 | size_t nmemb, struct strbuf *buffer); |
| 29508e1e | 62 | extern size_t fwrite_null(const void *ptr, size_t eltsize, |
| 028c2976 | 63 | size_t nmemb, struct strbuf *buffer); |
| 29508e1e NH |
64 | |
| 65 | /* Slot lifecycle functions */ | |
| 66 | extern struct active_request_slot *get_active_slot(void); | |
| 67 | extern int start_active_slot(struct active_request_slot *slot); | |
| 68 | extern void run_active_slot(struct active_request_slot *slot); | |
| 69 | extern void finish_all_active_slots(void); | |
| 53f31389 | 70 | extern void release_active_slot(struct active_request_slot *slot); |
| 29508e1e NH |
71 | |
| 72 | #ifdef USE_CURL_MULTI | |
| 73 | extern void fill_active_slots(void); | |
| fc57b6aa | 74 | extern void add_fill_function(void *data, int (*fill)(void *)); |
| 29508e1e NH |
75 | extern void step_active_slots(void); |
| 76 | #endif | |
| 77 | ||
| 78 | extern void http_init(void); | |
| 79 | extern void http_cleanup(void); | |
| 80 | ||
| 81 | extern int data_received; | |
| 82 | extern int active_requests; | |
| 83 | ||
| 29508e1e NH |
84 | extern char curl_errorstr[CURL_ERROR_SIZE]; |
| 85 | ||
| e8dc37e0 MH |
86 | static inline int missing__target(int code, int result) |
| 87 | { | |
| 88 | return /* file:// URL -- do we ever use one??? */ | |
| 89 | (result == CURLE_FILE_COULDNT_READ_FILE) || | |
| 90 | /* http:// and https:// URL */ | |
| 91 | (code == 404 && result == CURLE_HTTP_RETURNED_ERROR) || | |
| 92 | /* ftp:// URL */ | |
| 93 | (code == 550 && result == CURLE_FTP_COULDNT_RETR_FILE) | |
| 94 | ; | |
| 95 | } | |
| 96 | ||
| 97 | #define missing_target(a) missing__target((a)->http_code, (a)->curl_result) | |
| 98 | ||
| 29508e1e | 99 | #endif /* HTTP_H */ |