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/*
* common.h: EPG2VDR plugin for the Video Disk Recorder
*
* See the README file for copyright information and how to reach the author.
*
*/
#ifndef __COMMON_H
#define __COMMON_H
#include <stdint.h> // uint_64_t
#include <stdlib.h>
#include <string.h>
#include <string>
#include <openssl/md5.h> // MD5_*
#ifdef VDR_PLUGIN
# include <vdr/tools.h>
#endif
#ifdef USELIBXML
# include <libxslt/transform.h>
# include <libxslt/xsltutils.h>
# include <libexslt/exslt.h>
#endif
//***************************************************************************
// Misc
//***************************************************************************
#ifndef VDR_PLUGIN
inline long min(long a, long b) { return a < b ? a : b; }
inline long max(long a, long b) { return a > b ? a : b; }
#endif
enum Misc
{
success = 0,
done = success,
fail = -1,
na = -1,
ignore = -2,
all = -3,
abrt = -4,
yes = 1,
on = 1,
off = 0,
no = 0,
TB = 1,
sizeMd5 = 2 * MD5_DIGEST_LENGTH,
sizeUuid = 36,
tmeSecondsPerMinute = 60,
tmeSecondsPerHour = tmeSecondsPerMinute * 60,
tmeSecondsPerDay = 24 * tmeSecondsPerHour
};
enum Case
{
cUpper,
cLower
};
const char* toCase(Case cs, char* str);
//***************************************************************************
// Tell
//***************************************************************************
void __attribute__ ((format(printf, 2, 3))) tell(int eloquence, const char* format, ...);
//***************************************************************************
//
//***************************************************************************
char* srealloc(void* ptr, size_t size);
//***************************************************************************
// MemoryStruct
//***************************************************************************
struct MemoryStruct
{
public:
MemoryStruct() { expireAt = time(0); memory = 0; clear(); }
MemoryStruct(const MemoryStruct* o)
{
size = o->size;
memory = (char*)malloc(size);
memcpy(memory, o->memory, size);
copyAttributes(o);
}
void copyAttributes(const MemoryStruct* o)
{
strcpy(tag, o->tag);
strcpy(name, o->name);
strcpy(contentType, o->contentType);
strcpy(contentEncoding, o->contentEncoding);
strcpy(mimeType, o->mimeType);
headerOnly = o->headerOnly;
modTime = o->modTime;
expireAt = o->expireAt;
}
~MemoryStruct() { clear(); }
int append(const char* buf, int len)
{
memory = srealloc(memory, size+len);
memcpy(memory+size, buf, len);
size += len;
return success;
}
// data
char* memory;
size_t size;
// tag attribute
char tag[100]; // the tag to be compared
char name[100]; // content name (filename)
char contentType[100]; // e.g. text/html
char mimeType[100]; //
char contentEncoding[100]; //
int headerOnly;
time_t modTime;
time_t expireAt;
int isEmpty() { return memory == 0; }
void clear()
{
free(memory);
memory = 0;
size = 0;
*tag = 0;
*name = 0;
*contentType = 0;
*contentEncoding = 0;
*mimeType = 0;
modTime = time(0);
// !!!! expireAt = time(0);
headerOnly = no;
}
};
//***************************************************************************
// Tools
//***************************************************************************
double usNow();
unsigned int getHostId();
const char* getHostName();
const char* getFirstIp();
#ifdef USEUUID
const char* getUniqueId();
#endif
void removeChars(std::string& str, const char* ignore);
void removeCharsExcept(std::string& str, const char* except);
void removeWord(std::string& pattern, std::string word);
void prepareCompressed(std::string& pattern);
char* rTrim(char* buf);
char* lTrim(char* buf);
char* allTrim(char* buf);
char* sstrcpy(char* dest, const char* src, int max);
std::string num2Str(int num);
std::string l2pTime(time_t t);
std::string ms2Dur(uint64_t t);
const char* c2s(char c, char* buf);
int urlUnescape(char* dst, const char* src, int normalize = yes);
int storeToFile(const char* filename, const char* data, int size);
int loadFromFile(const char* infile, MemoryStruct* data);
int fileExists(const char* path);
int fileSize(const char* path);
time_t fileModTime(const char* path);
int createLink(const char* link, const char* dest, int force);
int isLink(const char* path);
const char* suffixOf(const char* path);
int isEmpty(const char* str);
const char* notNull(const char* str);
int isZero(const char* str);
int removeFile(const char* filename);
int chkDir(const char* path);
int downloadFile(const char* url, int& size, MemoryStruct* data, int timeout = 30, const char* userAgent = "libcurl-agent/1.0");
#ifdef USELIBXML
xsltStylesheetPtr loadXSLT(const char* name, const char* path, int utf8);
#endif
#ifdef USEMD5
typedef char md5Buf[sizeMd5+TB];
typedef char md5;
int createMd5(const char* buf, md5* md5);
int createMd5OfFile(const char* path, const char* name, md5* md5);
#endif
//***************************************************************************
// Zip
//***************************************************************************
int gunzip(MemoryStruct* zippedData, MemoryStruct* unzippedData);
int gzip(MemoryStruct* data, MemoryStruct* zippedData);
void tellZipError(int errorCode, const char* op, const char* msg);
#ifdef USELIBARCHIVE
int unzip(const char* file, const char* filter, char*& buffer,
int& size, char* entryName);
#endif
#ifdef VDR_PLUGIN
//***************************************************************************
// Log Duration
//***************************************************************************
class LogDuration
{
public:
LogDuration(const char* aMessage, int aLogLevel = 2);
~LogDuration();
void show(const char* label = "");
protected:
char message[1000];
uint64_t durationStart;
int logLevel;
};
#endif
//***************************************************************************
#endif //___COMMON_H
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