PowerBuilder Generate Base64 Without API
Instance Variable
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1 |
char code[] = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/' |
Encode
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//==================================================================== // Function: n_base64.of_encode() //-------------------------------------------------------------------- // Description: //-------------------------------------------------------------------- // Arguments: // value blob plain //-------------------------------------------------------------------- // Returns: string //-------------------------------------------------------------------- // Author: PB.BaoGa Date: 2022/01/09 //-------------------------------------------------------------------- // Usage: n_base64.of_encode ( blob plain ) //-------------------------------------------------------------------- // Copyright (c) PB.BaoGa(TM), All rights reserved. //-------------------------------------------------------------------- // Modify History: // //==================================================================== byte lbyte[] Char lc_cypher[] Long i,j,ll_loop ULong lul_len,lul_tmp Int li_mod Integer li_idx, li_max li_max = Len(plain) For li_idx = 1 To li_max lbyte[li_idx] = Byte(BlobMid(plain, li_idx, 1)) Next //lbyte = getByteArray(plain) //pb11.5 later lul_len = UpperBound(lbyte) li_mod = Mod(lul_len,3) Choose Case li_mod Case 1 lbyte[lul_len + 1] = 0 lbyte[lul_len + 2] = 0 Case 2 lbyte[lul_len + 1] = 0 End Choose ll_loop = UpperBound(lbyte) / 3 For i = 1 To ll_loop lul_tmp = lbyte[3 * i - 2] * 65536 + lbyte[3 * i - 1] * 256 + lbyte[3 * i] j += 1 lc_cypher[j] = code[lul_tmp / 262144 + 1] lul_tmp = Mod(lul_tmp,262144) j += 1 lc_cypher[j] = code[lul_tmp / 4096 + 1] lul_tmp = Mod(lul_tmp,4096) j += 1 lc_cypher[j] = code[lul_tmp / 64 + 1] lul_tmp = Mod(lul_tmp,64) j += 1 lc_cypher[j] = code[lul_tmp + 1] Next Choose Case li_mod Case 1 lc_cypher[j] = '=' lc_cypher[j - 1] = '=' Case 2 lc_cypher[j] = '=' End Choose Return lc_cypher |
Decode
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//==================================================================== // Function: n_base64.of_decode() //-------------------------------------------------------------------- // Description: //-------------------------------------------------------------------- // Arguments: // value string cypher // value Encoding aEncoding //-------------------------------------------------------------------- // Returns: blob //-------------------------------------------------------------------- // Author: PB.BaoGa Date: 2022/01/09 //-------------------------------------------------------------------- // Usage: n_base64.of_decode ( string cypher, encoding aencoding ) //-------------------------------------------------------------------- // Copyright (c) PB.BaoGa(TM), All rights reserved. //-------------------------------------------------------------------- // Modify History: // //==================================================================== Blob lblb_plain Long i,j,ll_loop Char lc_cypher[] ULong lul_tmp,lul_len byte lbyte[] Int li_mod lc_cypher = cypher lul_len = UpperBound(lc_cypher) If lc_cypher[lul_len] = '=' Then li_mod = 2 lc_cypher[lul_len] = 'A' End If If lc_cypher[lul_len - 1] = '=' Then li_mod = 1 lc_cypher[lul_len - 1] = 'A' End If ll_loop = UpperBound(lc_cypher) / 4 For i = 1 To ll_loop lul_tmp = (Pos(code,lc_cypher[4 * i - 3]) - 1) * 262144 +& (Pos(code,lc_cypher[4 * i - 2]) - 1) * 4096 +& (Pos(code,lc_cypher[4 * i - 1]) - 1) * 64 +& (Pos(code,lc_cypher[4 * i]) - 1) j += 1 lbyte[j] = lul_tmp / 65536 lul_tmp = Mod(lul_tmp,65536) j += 1 lbyte[j] = lul_tmp / 256 lul_tmp = Mod(lul_tmp,256) j += 1 lbyte[j] = lul_tmp Next //lblb_plain = blob(lbyte) //pb11.5 later Long lBlobLen Long lBytePos lBlobLen = UpperBound(lbyte) lblb_plain = Blob(Space(lBlobLen),aEncoding) For lBytePos = 1 To lBlobLen BlobEdit(lblb_plain, lBytePos, lbyte[lBytePos], aEncoding) Next Choose Case li_mod Case 1 lblb_plain = BlobMid(lblb_plain,1,Len(lblb_plain) - 2) Case 2 lblb_plain = BlobMid(lblb_plain,1,Len(lblb_plain) - 1) End Choose Return String(lblb_plain, aEncoding) |
Example Source
n_base64 from nonvisualobject
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forward global type n_base64 from nonvisualobject end type end forward global type n_base64 from nonvisualobject autoinstantiate end type type variables private: char code[] = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/' end variables forward prototypes public function string of_encode (blob plain) public function string of_encode (string as_plain) public function string of_encode (string as_plain, encoding aencoding) public function string of_decode (string cypher, encoding aencoding) public function string of_decode (string cypher) end prototypes public function string of_encode (blob plain);//==================================================================== // Function: n_base64.of_encode() //-------------------------------------------------------------------- // Description: //-------------------------------------------------------------------- // Arguments: // value blob plain //-------------------------------------------------------------------- // Returns: string //-------------------------------------------------------------------- // Author: PB.BaoGa Date: 2022/01/09 //-------------------------------------------------------------------- // Usage: n_base64.of_encode ( blob plain ) //-------------------------------------------------------------------- // Copyright (c) PB.BaoGa(TM), All rights reserved. //-------------------------------------------------------------------- // Modify History: // //==================================================================== byte lbyte[] Char lc_cypher[] Long i,j,ll_loop ULong lul_len,lul_tmp Int li_mod Integer li_idx, li_max li_max = Len(plain) For li_idx = 1 To li_max lbyte[li_idx] = Byte(BlobMid(plain, li_idx, 1)) Next //lbyte = getByteArray(plain) //pb11.5 later lul_len = UpperBound(lbyte) li_mod = Mod(lul_len,3) Choose Case li_mod Case 1 lbyte[lul_len + 1] = 0 lbyte[lul_len + 2] = 0 Case 2 lbyte[lul_len + 1] = 0 End Choose ll_loop = UpperBound(lbyte) / 3 For i = 1 To ll_loop lul_tmp = lbyte[3 * i - 2] * 65536 + lbyte[3 * i - 1] * 256 + lbyte[3 * i] j += 1 lc_cypher[j] = code[lul_tmp / 262144 + 1] lul_tmp = Mod(lul_tmp,262144) j += 1 lc_cypher[j] = code[lul_tmp / 4096 + 1] lul_tmp = Mod(lul_tmp,4096) j += 1 lc_cypher[j] = code[lul_tmp / 64 + 1] lul_tmp = Mod(lul_tmp,64) j += 1 lc_cypher[j] = code[lul_tmp + 1] Next Choose Case li_mod Case 1 lc_cypher[j] = '=' lc_cypher[j - 1] = '=' Case 2 lc_cypher[j] = '=' End Choose Return lc_cypher end function public function string of_encode (string as_plain);//==================================================================== // Function: n_base64.of_encode() //-------------------------------------------------------------------- // Description: //-------------------------------------------------------------------- // Arguments: // value string as_plain //-------------------------------------------------------------------- // Returns: string //-------------------------------------------------------------------- // Author: PB.BaoGa Date: 2022/01/09 //-------------------------------------------------------------------- // Usage: n_base64.of_encode ( string as_plain ) //-------------------------------------------------------------------- // Copyright (c) PB.BaoGa(TM), All rights reserved. //-------------------------------------------------------------------- // Modify History: // //==================================================================== Blob lb_data lb_data = Blob(as_plain, EncodingUTF8!) Return of_encode(lb_data) end function public function string of_encode (string as_plain, encoding aencoding);//==================================================================== // Function: n_base64.of_encode() //-------------------------------------------------------------------- // Description: //-------------------------------------------------------------------- // Arguments: // value string as_plain // value encoding aencoding //-------------------------------------------------------------------- // Returns: string //-------------------------------------------------------------------- // Author: PB.BaoGa Date: 2022/01/09 //-------------------------------------------------------------------- // Usage: n_base64.of_encode ( string as_plain, encoding aencoding ) //-------------------------------------------------------------------- // Copyright (c) PB.BaoGa(TM), All rights reserved. //-------------------------------------------------------------------- // Modify History: // //==================================================================== Blob lb_data lb_data = Blob(as_plain, aEncoding) Return of_encode(lb_data) end function public function string of_decode (string cypher, encoding aencoding);//==================================================================== // Function: n_base64.of_decode() //-------------------------------------------------------------------- // Description: //-------------------------------------------------------------------- // Arguments: // value string cypher // value Encoding aEncoding //-------------------------------------------------------------------- // Returns: blob //-------------------------------------------------------------------- // Author: PB.BaoGa Date: 2022/01/09 //-------------------------------------------------------------------- // Usage: n_base64.of_decode ( string cypher, encoding aencoding ) //-------------------------------------------------------------------- // Copyright (c) PB.BaoGa(TM), All rights reserved. //-------------------------------------------------------------------- // Modify History: // //==================================================================== Blob lblb_plain Long i,j,ll_loop Char lc_cypher[] ULong lul_tmp,lul_len byte lbyte[] Int li_mod lc_cypher = cypher lul_len = UpperBound(lc_cypher) If lc_cypher[lul_len] = '=' Then li_mod = 2 lc_cypher[lul_len] = 'A' End If If lc_cypher[lul_len - 1] = '=' Then li_mod = 1 lc_cypher[lul_len - 1] = 'A' End If ll_loop = UpperBound(lc_cypher) / 4 For i = 1 To ll_loop lul_tmp = (Pos(code,lc_cypher[4 * i - 3]) - 1) * 262144 +& (Pos(code,lc_cypher[4 * i - 2]) - 1) * 4096 +& (Pos(code,lc_cypher[4 * i - 1]) - 1) * 64 +& (Pos(code,lc_cypher[4 * i]) - 1) j += 1 lbyte[j] = lul_tmp / 65536 lul_tmp = Mod(lul_tmp,65536) j += 1 lbyte[j] = lul_tmp / 256 lul_tmp = Mod(lul_tmp,256) j += 1 lbyte[j] = lul_tmp Next //lblb_plain = blob(lbyte) //pb11.5 later Long lBlobLen Long lBytePos lBlobLen = UpperBound(lbyte) lblb_plain = Blob(Space(lBlobLen),aEncoding) For lBytePos = 1 To lBlobLen BlobEdit(lblb_plain, lBytePos, lbyte[lBytePos], aEncoding) Next Choose Case li_mod Case 1 lblb_plain = BlobMid(lblb_plain,1,Len(lblb_plain) - 2) Case 2 lblb_plain = BlobMid(lblb_plain,1,Len(lblb_plain) - 1) End Choose Return String(lblb_plain, aEncoding) end function public function string of_decode (string cypher);//==================================================================== // Function: n_base64.of_decode() //-------------------------------------------------------------------- // Description: //-------------------------------------------------------------------- // Arguments: // value string cypher //-------------------------------------------------------------------- // Returns: string //-------------------------------------------------------------------- // Author: PB.BaoGa Date: 2022/01/09 //-------------------------------------------------------------------- // Usage: n_base64.of_decode ( string cypher ) //-------------------------------------------------------------------- // Copyright (c) PB.BaoGa(TM), All rights reserved. //-------------------------------------------------------------------- // Modify History: // //==================================================================== Return of_decode(cypher, EncodingUTF8!) end function on n_base64.create call super::create TriggerEvent( this, "constructor" ) end on on n_base64.destroy TriggerEvent( this, "destructor" ) call super::destroy end on |
w_main from window
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forward global type w_main from window end type type st_3 from statictext within w_main end type type st_2 from statictext within w_main end type type st_1 from statictext within w_main end type type ddlb_encoding from dropdownlistbox within w_main end type type mle_output from multilineedit within w_main end type type mle_input from multilineedit within w_main end type type cb_decode from commandbutton within w_main end type type cb_encode from commandbutton within w_main end type end forward global type w_main from window integer width = 2318 integer height = 1328 boolean titlebar = true string title = "PowerBuilder Generate Base64 Without API" boolean controlmenu = true boolean minbox = true boolean maxbox = true boolean resizable = true long backcolor = 67108864 string icon = "AppIcon!" boolean center = true st_3 st_3 st_2 st_2 st_1 st_1 ddlb_encoding ddlb_encoding mle_output mle_output mle_input mle_input cb_decode cb_decode cb_encode cb_encode end type global w_main w_main type prototypes Function Boolean CryptBinaryToString ( Blob pbBinary, ULong cbBinary, ULong dwFlags, Ref String pszString, Ref ULong pcchString ) Library "crypt32.dll" Alias For "CryptBinaryToStringW" Function Boolean CryptBinaryToString ( Blob pbBinary, ULong cbBinary, ULong dwFlags, Long pszString, Ref ULong pcchString ) Library "crypt32.dll" Alias For "CryptBinaryToStringW" Function Boolean CryptStringToBinary ( String pszString, ULong cchString, ULong dwFlags, Ref Blob pbBinary, Ref ULong pcbBinary, Ref ULong pdwSkip, Ref ULong pdwFlags ) Library "crypt32.dll" Alias For "CryptStringToBinaryW" end prototypes forward prototypes public function encoding wf_getencoding () end prototypes public function encoding wf_getencoding ();Encoding lEncoding lEncoding = EncodingANSI! //default If ddlb_encoding.Text = "EncodingANSI!" Then lEncoding = EncodingANSI! ElseIf ddlb_encoding.Text = "EncodingUTF8!" Then lEncoding = EncodingUTF8! ElseIf ddlb_encoding.Text = "EncodingUTF16LE!" Then lEncoding = EncodingUTF16LE! ElseIf ddlb_encoding.Text = "EncodingUTF16BE!" Then lEncoding = EncodingUTF16BE! End If Return lEncoding end function on w_main.create this.st_3=create st_3 this.st_2=create st_2 this.st_1=create st_1 this.ddlb_encoding=create ddlb_encoding this.mle_output=create mle_output this.mle_input=create mle_input this.cb_decode=create cb_decode this.cb_encode=create cb_encode this.Control[]={this.st_3,& this.st_2,& this.st_1,& this.ddlb_encoding,& this.mle_output,& this.mle_input,& this.cb_decode,& this.cb_encode} end on on w_main.destroy destroy(this.st_3) destroy(this.st_2) destroy(this.st_1) destroy(this.ddlb_encoding) destroy(this.mle_output) destroy(this.mle_input) destroy(this.cb_decode) destroy(this.cb_encode) end on type st_3 from statictext within w_main integer x = 64 integer y = 696 integer width = 343 integer height = 76 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" long textcolor = 33554432 long backcolor = 67108864 string text = "Output Text:" boolean focusrectangle = false end type type st_2 from statictext within w_main integer x = 64 integer y = 180 integer width = 329 integer height = 76 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" long textcolor = 33554432 long backcolor = 67108864 string text = "Input Text:" boolean focusrectangle = false end type type st_1 from statictext within w_main integer x = 50 integer y = 44 integer width = 315 integer height = 76 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" long textcolor = 33554432 long backcolor = 67108864 string text = "Encoding:" boolean focusrectangle = false end type type ddlb_encoding from dropdownlistbox within w_main integer x = 366 integer y = 40 integer width = 914 integer height = 400 integer taborder = 10 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" long textcolor = 33554432 boolean sorted = false string item[] = {"EncodingANSI!","EncodingUTF8!","EncodingUTF16LE!","EncodingUTF16BE!"} borderstyle borderstyle = stylelowered! end type event constructor;ddlb_encoding.selectitem( 2) end event type mle_output from multilineedit within w_main integer x = 50 integer y = 784 integer width = 2167 integer height = 400 integer taborder = 20 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" long textcolor = 33554432 borderstyle borderstyle = stylelowered! end type type mle_input from multilineedit within w_main integer x = 50 integer y = 260 integer width = 2167 integer height = 400 integer taborder = 10 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" long textcolor = 33554432 string text = "https://pblib.com/" borderstyle borderstyle = stylelowered! end type type cb_decode from commandbutton within w_main integer x = 1664 integer y = 40 integer width = 297 integer height = 96 integer taborder = 20 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" string text = "Decode" end type event clicked;n_base64 ln_base64 String ls_input, ls_out Encoding lEncoding lEncoding = wf_getencoding( ) ls_input = mle_input.Text ls_out = ln_base64.of_decode( ls_input, lEncoding) mle_output.Text = ls_out end event type cb_encode from commandbutton within w_main integer x = 1353 integer y = 40 integer width = 297 integer height = 96 integer taborder = 10 integer textsize = -10 integer weight = 400 fontcharset fontcharset = ansi! fontpitch fontpitch = variable! fontfamily fontfamily = swiss! string facename = "Tahoma" string text = "Encode" end type event clicked;n_base64 ln_base64 String ls_input, ls_out Encoding lEncoding lEncoding = wf_getencoding( ) ls_input = mle_input.Text ls_out = ln_base64.of_encode( ls_input , lEncoding) mle_output.Text = ls_out end event |
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