| #ifndef HTTP_H |
| #define HTTP_H |
| |
| #include "cache.h" |
| |
| #include <curl/curl.h> |
| #include <curl/easy.h> |
| |
| #if LIBCURL_VERSION_NUM >= 0x070908 |
| #define USE_CURL_MULTI |
| #define DEFAULT_MAX_REQUESTS 5 |
| #endif |
| |
| #if LIBCURL_VERSION_NUM < 0x070704 |
| #define curl_global_cleanup() do { /* nothing */ } while(0) |
| #endif |
| #if LIBCURL_VERSION_NUM < 0x070800 |
| #define curl_global_init(a) do { /* nothing */ } while(0) |
| #endif |
| |
| #if LIBCURL_VERSION_NUM < 0x070c04 |
| #define NO_CURL_EASY_DUPHANDLE |
| #endif |
| |
| struct active_request_slot |
| { |
| CURL *curl; |
| FILE *local; |
| int in_use; |
| CURLcode curl_result; |
| long http_code; |
| void *callback_data; |
| void (*callback_func)(void *data); |
| struct active_request_slot *next; |
| }; |
| |
| struct buffer |
| { |
| size_t posn; |
| size_t size; |
| void *buffer; |
| }; |
| |
| /* Curl request read/write callbacks */ |
| extern size_t fread_buffer(void *ptr, size_t eltsize, size_t nmemb, |
| struct buffer *buffer); |
| extern size_t fwrite_buffer(const void *ptr, size_t eltsize, |
| size_t nmemb, struct buffer *buffer); |
| extern size_t fwrite_null(const void *ptr, size_t eltsize, |
| size_t nmemb, struct buffer *buffer); |
| |
| /* Slot lifecycle functions */ |
| extern struct active_request_slot *get_active_slot(void); |
| extern int start_active_slot(struct active_request_slot *slot); |
| extern void run_active_slot(struct active_request_slot *slot); |
| extern void finish_all_active_slots(void); |
| |
| #ifdef USE_CURL_MULTI |
| extern void fill_active_slots(void); |
| extern void step_active_slots(void); |
| #endif |
| |
| extern void http_init(void); |
| extern void http_cleanup(void); |
| |
| extern int data_received; |
| extern int active_requests; |
| |
| #ifdef USE_CURL_MULTI |
| extern int max_requests; |
| extern CURLM *curlm; |
| #endif |
| #ifndef NO_CURL_EASY_DUPHANDLE |
| extern CURL *curl_default; |
| #endif |
| extern char curl_errorstr[CURL_ERROR_SIZE]; |
| |
| extern int curl_ssl_verify; |
| extern char *ssl_cert; |
| #if LIBCURL_VERSION_NUM >= 0x070902 |
| extern char *ssl_key; |
| #endif |
| #if LIBCURL_VERSION_NUM >= 0x070908 |
| extern char *ssl_capath; |
| #endif |
| extern char *ssl_cainfo; |
| extern long curl_low_speed_limit; |
| extern long curl_low_speed_time; |
| |
| extern struct curl_slist *pragma_header; |
| extern struct curl_slist *no_range_header; |
| |
| extern struct active_request_slot *active_queue_head; |
| |
| #endif /* HTTP_H */ |