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| #!/usr/bin/python
| # -*- coding: GBK -*-
| #-------------------------------------------------------------------------------
| #
| #-------------------------------------------------------------------------------
| #
|
| import mylog
| from DBCommon import error
|
| def EncodingToUnicode(srcEncoding, input):
| try:
| result = unicode(input, srcEncoding) #translate to utf-8
| except:
| msg = error.formatMsg('error', error.ERROR_NO_5, 'encode error!srcEncoding = %s input = %s'%(srcEncoding, repr(input)))
| mylog.error(msg)
| return False, None
| return True, result
|
| def UnicodeToEncoding(dstEncoding, input):
| try:
| result = input.encode(dstEncoding)
| except:
| msg = error.formatMsg('error', error.ERROR_NO_6, 'encode error!dstEncoding = %s input = %s'%(dstEncoding, repr(input)))
| mylog.error(msg)
| return False, None
| return True, result
|
| crcTable = (
| 0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L,
| 0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L,
| 0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L,
| 0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL,
| 0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L,
| 0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L,
| 0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L,
| 0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL,
| 0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L,
| 0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL,
| 0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L,
| 0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L,
| 0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L,
| 0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL,
| 0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL,
| 0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L,
| 0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL,
| 0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L,
| 0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L,
| 0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L,
| 0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL,
| 0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L,
| 0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L,
| 0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL,
| 0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L,
| 0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L,
| 0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L,
| 0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L,
| 0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L,
| 0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL,
| 0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL,
| 0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L,
| 0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L,
| 0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL,
| 0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL,
| 0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L,
| 0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL,
| 0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L,
| 0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL,
| 0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L,
| 0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL,
| 0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L,
| 0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L,
| 0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL,
| 0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L,
| 0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L,
| 0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L,
| 0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L,
| 0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L,
| 0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L,
| 0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL,
| 0x2d02ef8dL
| )
|
| def DO1(crc, buf, pos):
| global crcTable
| # crcTable[crc ^ ord(buf[pos]) & 0xFF]
| crc = crcTable[(crc ^ ord(buf[pos])) & 0xFF] ^ (crc >> 8)
| pos += 1
| return crc, pos
|
| def DO(n, crc, buf, pos):
| for i in xrange(n):
| crc, pos = DO1(crc, buf, pos)
| return crc, pos
|
| def GetCrc32(crc, buf):
| if not buf:
| return 0
| crc = crc ^ 0xffffffffL
| length = len(buf)
| pos = 0
|
| while length >= 8:
| stepLen = 8
| crc, pos = DO(stepLen, crc, buf, pos)
| length -= stepLen
|
| while length > 0:
| crc, pos = DO1(crc, buf, pos)
| length -= 1
|
| return crc ^ 0xffffffffL
|
| def LoadLibraryEx(DllName):
| "DLL Load ,return the handle of the dll or None"
| from ctypes import windll
| try:
| return windll.LoadLibrary(DllName)
| except WindowsError:
| return None
| return None
|
| #µ¯¿òÀàÐÍ
| MB_OK = 0
| MB_OKCANCEL = 1
| MB_ABORTRETRYIGNORE = 2
| MB_YESNOCANCEL = 3
| MB_YESNO = 4
| MB_RETRYCANCEL = 5
| MB_ICONHAND = 16
| MB_ICONQUESTION = 32
| MB_ICONEXCLAMATION = 48
| MB_ICONASTERISK = 64
| MB_ICONWARNING = MB_ICONEXCLAMATION
| MB_ICONERROR = MB_ICONHAND
| MB_ICONINFORMATION = MB_ICONASTERISK
| MB_ICONSTOP = MB_ICONHAND
| MB_DEFBUTTON1 = 0
| MB_DEFBUTTON2 = 256
| MB_DEFBUTTON3 = 512
| MB_DEFBUTTON4 = 768
| MB_APPLMODAL = 0
| MB_SYSTEMMODAL = 4096
| MB_TASKMODAL = 8192
| MB_HELP = 16384
| MB_NOFOCUS = 32768
| MB_SETFOREGROUND = 65536
| MB_DEFAULT_DESKTOP_ONLY = 131072
| MB_TOPMOST = 262144
| MB_RIGHT = 524288
| MB_RTLREADING = 1048576
| MB_SERVICE_NOTIFICATION = 2097152
| MB_TYPEMASK = 15
| MB_USERICON = 128
| MB_ICONMASK = 240
| MB_DEFMASK = 3840
| MB_MODEMASK = 12288
| MB_MISCMASK = 49152
| def MessageBox(title,msg,stype):
| # import win32api,win32gui
| # import win32con,winerror,win32event,pywintypes
| # ct = win32api.GetConsoleTitle()
| # hd = win32gui.FindWindow(0,ct)
| # win32api.MessageBox(hd,msg,title,win32con.MB_OK)
| hd = LoadLibraryEx("user32.dll")
| if hd is not None:
| hd.MessageBoxA(0,msg,title,stype)
|
| #½«DelphiµÄTDateTime¸¡µãÊýת»¯³É×Ö·û´®¸ñʽ
| g_dllTDateTimeFunc = None
| def TDateTimeToString(dTime,default = "1900-01-01 00:00:00"):
| global g_dllTDateTimeFunc
| from ctypes import (c_char_p,c_double)
| strTime = default#ĬÈÏÖµ
| try:
| if g_dllTDateTimeFunc == None:
| g_dllTDateTimeFunc = LoadLibraryEx("TDateTimeFunc.dll")
| if g_dllTDateTimeFunc == None:
| msg=error.formatMsg('DeployError', error.ERROR_NO_162, 'TDateTimeFunc.dll Load fail!!')
| mylog.DeployError(msg,False)
| return strTime
| strTime = c_char_p(g_dllTDateTimeFunc.TDateTimeToString(c_double(dTime))).value
| except:
| msg=error.formatMsg('error', error.ERROR_NO_162, ' Call TDateTimeToString fail!!')
| mylog.error(msg)
| return strTime
| return strTime
|
| if __name__ == '__main__':
| print '0x%x'%GetCrc32(0, 'hello')
|
|
