#include <android/log.h>
#include <stddef.h>

#define PACKAGE "com.tencent.mm"
#define DATA_PATH "/data/data/"PACKAGE"/"

#define WECHAT_KEY_LEN 7
#define MAX_PATH 256
#define DATE_LEN 64
#define RECORD_COUNT "200"

#define STREQ(a, b) (strcmp((a), (b)) == 0) 

#define LOG_TAG "CHAITIN"
#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)
#define LOGW(...) __android_log_print(ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)
#define LOGI(...) __android_log_print(ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)

#define OK 0
#define UNABLE_TO_CALL_SERVICE -1
#define INSUFFICIENT_BUF -2

/* openssl */

#if defined(__LP32__)
#define MD5_LONG unsigned long
#elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__)
#define MD5_LONG unsigned long
#define MD5_LONG_LOG2 3
#else
#define MD5_LONG unsigned int
#endif

#define MD5_CBLOCK  64
#define MD5_LBLOCK  (MD5_CBLOCK/4)
#define MD5_DIGEST_LENGTH 16
#define HEX_DIGEST_LENGTH MD5_DIGEST_LENGTH * 2 + 1

typedef struct MD5state_st
{
    MD5_LONG A,B,C,D;
    MD5_LONG Nl,Nh;
    MD5_LONG data[MD5_LBLOCK];
    unsigned int num;
} MD5_CTX;

typedef void (*MD5INIT_FN_PTR)(MD5_CTX *context);    
typedef void (*MD5UPDATE_FN_PTR)(MD5_CTX *context, unsigned char *input, unsigned int inlen);
typedef void (*MD5FINAL_FN_PTR)(unsigned char *output, MD5_CTX *context);

/* end of openssl */

/* sqlcipher */

#define SQLITE_OPEN_READONLY 0x00000001
#define SQLITE_OK 0

typedef void sqlite3; /* we don't care about what exatcly this struct is defined */

typedef int(*SQLITE3_KEY_FN_PTR) (
  sqlite3 *db,                   /* Database to be rekeyed */
  const void *pKey, int nKey     /* The key, and the length of the key in bytes */
);

typedef int (*SQLITE3_OPEN_V2_FN_PTR) (
  const char *filename,   /* Database filename (UTF-8) */
  sqlite3 **ppDb,         /* OUT: SQLite db handle */
  int flags,              /* Flags */
  const char *zVfs        /* Name of VFS module to use */
);

typedef int (*SQLITE3_CLOSE_V2_FN_PTR) (sqlite3*);

typedef int (*SQLITE3_EXEC_FN_PTR) (
  sqlite3*,                                  /* An open database */
  const char *sql,                           /* SQL to be evaluated */
  int (*callback)(void*,int,char**,char**),  /* Callback function */
  void *,                                    /* 1st argument to callback */
  char **errmsg                              /* Error msg written here */
);

typedef void (*SQLITE3_FREE_FN_PTR) (void*);

/* end of sqlcipher */