bigWigIO.h

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#ifndef LIBBIGWIG_IO_H
#define LIBBIGWIG_IO_H
 
#ifndef NOCURL
#include <curl/curl.h>
#else
#include <stdio.h>
#ifndef CURLTYPE_DEFINED
#define CURLTYPE_DEFINED
typedef int CURLcode;
typedef void CURL;
#endif
#define CURLE_OK 0
#define CURLE_FAILED_INIT 1
#endif
 
extern size_t GLOBAL_DEFAULTBUFFERSIZE;
 
enum bigWigFile_type_enum {
    BWG_FILE = 0,
    BWG_HTTP = 1,
    BWG_HTTPS = 2,
    BWG_FTP = 3
};
 
typedef struct {
    union {
#ifndef NOCURL
        CURL *curl; 
#endif
        FILE *fp; 
    } x; 
    void *memBuf; 
    size_t filePos; 
    size_t bufPos; 
    size_t bufSize; 
    size_t bufLen; 
    enum bigWigFile_type_enum type; 
    int isCompressed; 
    char *fname; 
} URL_t;
 
size_t urlRead(URL_t *URL, void *buf, size_t bufSize);
 
CURLcode urlSeek(URL_t *URL, size_t pos);
 
URL_t *urlOpen(char *fname, CURLcode (*callBack)(CURL*), const char* mode);
 
void urlClose(URL_t *URL);
 
#endif // LIBBIGWIG_IO_H