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Diffstat (limited to 'download.nsi')
| -rw-r--r-- | download.nsi | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/download.nsi b/download.nsi new file mode 100644 index 0000000..3655ee3 --- /dev/null +++ b/download.nsi @@ -0,0 +1,133 @@ +; Debian-Installer Loader - Download functions +; +; Copyright (C) 2007,2008,2009 Robert Millan <rmh@aybabtu.com> +; Copyright (C) 2010,2011 Didier Raboud <odyx@debian.org> +; +; This program is free software: you can redistribute it and/or modify +; it under the terms of the GNU General Public License as published by +; the Free Software Foundation, either version 3 of the License, or +; (at your option) any later version. +; +; This program is distributed in the hope that it will be useful, +; but WITHOUT ANY WARRANTY; without even the implied warranty of +; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +; GNU General Public License for more details. +; +; You should have received a copy of the GNU General Public License +; along with this program. If not, see <http://www.gnu.org/licenses/>. + +Function Download + ; Base URL + Pop $0 + ; Target dir + Pop $6 + ; Filename + Pop $2 + ; Allow it to fail? + Pop $3 + ; Check its md5sum ? + Pop $4 + Var /GLOBAL nsisdl_proxy + ${If} $proxy == "" + StrCpy $nsisdl_proxy /NOIEPROXY + ${Else} + StrCpy $nsisdl_proxy "/PROXY $proxy" + ${Endif} + + DetailPrint "GET: $0/$2" + NSISdl::download /TRANSLATE $(nsisdl1) $(nsisdl2) $(nsisdl3) $(nsisdl4) $(nsisdl5) $(nsisdl6) $(nsisdl7) $(nsisdl8) $nsisdl_proxy $0/$2 $6\$2 + Pop $R0 + ${If} $R0 != "success" + ${If} $R0 != "cancel" + MessageBox MB_OK|MB_ICONSTOP "$(error): $0/$2 $R0" + ${EndIf} + ${If} $3 == "false" + Quit + ${Endif} + ${EndIf} + + ${If} $4 != "false" + ; $2 goes in the text + DetailPrint "$(computing_checksum)" + ; Compute sha256sum of downloaded file, put it as $1 + libgcrypt_hash::hashsum "sha256" $6\$2 + Pop $1 + ${If} $4 != $1 + ; SHA256 don't match, try sha1sum + libgcrypt_hash::hashsum "sha1" $6\$2 + Pop $1 + ${If} $4 != $1 + ; SHA1 don't match, try md5sum + libgcrypt_hash::hashsum "md5" $6\$2 + Pop $1 + ${If} $4 != $1 + MessageBox MB_OK|MB_ICONSTOP "$(checksum_mismatch)" + Quit + ${EndIf} + ${EndIf} + ${EndIf} + DetailPrint "$4 = $1" + ${EndIf} + + Push "$R0" +FunctionEnd + +Function Get_SHA1_ref +;Line is like: +; dc61910e515a26d252330d311136fa200e4d06fa 94 main/debian-installer/binary-amd64/Release + ; Url we are looking for + Pop $0 + ; Release file + Pop $1 + ClearErrors + FileOpen $3 $1 r + IfErrors sha1_done ; Make sure it's readable + sha1_readline: + FileRead $3 $4 + IfErrors sha1_endoffile + StrCpy $5 $4 -1 51 ; space + sha1sum + space-leftpadded size, -1 to get rid of newline + ; Compare what we want with what we have + StrCmpS $0 $5 0 sha1_readline + StrCpy $0 $4 40 1 ; Copying the found sha1sum to $0 + Push $0 + FileClose $3 + Goto sha1_done + sha1_endoffile: + Push "false-sha1" + FileClose $3 + sha1_done: +FunctionEnd + +Function Get_SHA256_ref +;Line is like: +; d62f7850ef1a0a381c1e856936761ddd678e16dfdab90685de2deaf248f8d655 108 contrib/debian-installer/binary-amd64/Release +;or like; +;8716fec256b2df0b3e7c2f45a90813285b28fe7a72e4925c14d456d40af4caa1 ./netboot/debian-installer/amd64/linux + ; Url we are looking for + Pop $0 + ; Release file + Pop $1 + ClearErrors + FileOpen $3 $1 r + IfErrors sha256_done ; Make sure it's readable + sha256_readline: + FileRead $3 $4 + IfErrors sha256_endoffile + StrCpy $5 $4 -1 75 ; space + sha256sum + space-leftpadded size, -1 to get rid of newline + ; Compare what we want with what we have + StrCmpS $0 $5 0 sha256_alternativesyntax + StrCpy $0 $4 64 1 ; Copying the found sha256sum to $0 + Push $0 + Goto sha256_done + sha256_alternativesyntax: + StrCpy $5 $4 -1 68 ; sha256sum + spaces and ./, -1 to get rid of newline + ; Compare what we want with what we have + StrCmpS $0 $5 0 sha256_readline + StrCpy $0 $4 64 ; Copying the found sha256sum to $0 + Push $0 + Goto sha256_done + sha256_endoffile: + Push "false-sha256" + sha256_done: + FileClose $3 +FunctionEnd |