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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2 | toby | 1 | /* |
| 18 | toby | 2 | This file is part of "Filter Foundry", a filter plugin for Adobe Photoshop |
| 171 | dmarschall | 3 | Copyright (C) 2003-2019 Toby Thain, toby@telegraphics.com.au |
| 2 | toby | 4 | |
| 5 | This program is free software; you can redistribute it and/or modify |
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| 106 | dmarschall | 6 | it under the terms of the GNU General Public License as published by |
| 2 | toby | 7 | the Free Software Foundation; either version 2 of the License, or |
| 8 | (at your option) any later version. |
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| 9 | |||
| 10 | This program is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 13 | GNU General Public License for more details. |
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| 14 | |||
| 106 | dmarschall | 15 | You should have received a copy of the GNU General Public License |
| 2 | toby | 16 | along with this program; if not, write to the Free Software |
| 17 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 18 | */ |
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| 19 | |||
| 20 | #include "ff.h" |
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| 21 | |||
| 22 | #include "file_compat.h" |
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| 23 | |||
| 24 | #include <string.h> |
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| 25 | |||
| 116 | dmarschall | 26 | static UINT16 parm_id; |
| 35 | toby | 27 | |
| 28 | // see http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/winui/windowsuserinterface/resources/introductiontoresources/resourcereference/resourcefunctions/findresource.asp |
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| 62 | toby | 29 | static BOOL CALLBACK enumnames(HMODULE hModule,LPCTSTR lpszType, |
| 30 | LPTSTR lpszName,LONG_PTR lParam) |
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| 31 | { |
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| 35 | toby | 32 | if(IS_INTRESOURCE(lpszName)) |
| 116 | dmarschall | 33 | parm_id = (UINT16)((intptr_t)lpszName & 0xFFFF); |
| 35 | toby | 34 | return false; // we only want the first one |
| 35 | } |
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| 36 | |||
| 87 | toby | 37 | Boolean readPARMresource(HMODULE hm,char **reason,int readobfusc){ |
| 2 | toby | 38 | HRSRC resinfo; |
| 39 | HANDLE h; |
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| 40 | Ptr pparm; |
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| 87 | toby | 41 | int res = false; |
| 106 | dmarschall | 42 | |
| 35 | toby | 43 | parm_id = PARM_ID; |
| 44 | EnumResourceNames(hm,"PARM",enumnames,0); |
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| 106 | dmarschall | 45 | |
| 35 | toby | 46 | // load first PARM resource |
| 87 | toby | 47 | if( (resinfo = FindResource(hm,MAKEINTRESOURCE(parm_id),"PARM")) ){ |
| 48 | if( (h = LoadResource(hm,resinfo)) && (pparm = LockResource(h)) ) |
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| 49 | res = readPARM(pparm,&gdata->parm,reason,1 /*Windows format resource*/); |
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| 50 | }else if( readobfusc && (resinfo = FindResource(hm,MAKEINTRESOURCE(OBFUSCDATA_ID),RT_RCDATA)) ){ |
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| 51 | if( (h = LoadResource(hm,resinfo)) && (pparm = LockResource(h)) ){ |
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| 106 | dmarschall | 52 | // Fix by DM, 18 Dec 2018: |
| 53 | // We need to copy the information, because the resource data is read-only |
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| 54 | DWORD resSize = SizeofResource(hm,resinfo); |
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| 55 | byte* copy = malloc(resSize); |
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| 56 | memcpy(copy, pparm, resSize); |
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| 57 | obfusc(copy, resSize); |
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| 58 | res = readPARM(copy,&gdata->parm,reason,1); |
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| 59 | free(copy); |
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| 85 | toby | 60 | } |
| 61 | } |
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| 87 | toby | 62 | return res; |
| 2 | toby | 63 | } |
| 64 | |||
| 65 | Boolean loadfile(StandardFileReply *sfr,char **reason){ |
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| 66 | Boolean readok = false; |
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| 67 | HMODULE hm; |
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| 68 | |||
| 153 | dmarschall | 69 | // First, try to read the file as AFS/PFF/TXT file |
| 70 | if (readok = readfile(sfr,reason)) { |
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| 71 | gdata->parmloaded = false; |
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| 72 | } |
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| 147 | dmarschall | 73 | |
| 153 | dmarschall | 74 | // If that didn't work, try to load as Windows image file (Resource API for 8BF/PRM files) |
| 75 | if (!readok) { |
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| 76 | // see http://msdn.microsoft.com/library/default.asp?url=/library/en-us/dllproc/base/loadlibraryex.asp |
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| 168 | dmarschall | 77 | if (hm = LoadLibraryEx(myp2cstr(sfr->sfFile.name),NULL,LOAD_LIBRARY_AS_DATAFILE)) { |
| 153 | dmarschall | 78 | if (readPARMresource(hm,reason,0)) { |
| 79 | if (gdata->parm.iProtected) { |
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| 80 | *reason = "The filter is protected."; |
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| 152 | dmarschall | 81 | } else { |
| 153 | dmarschall | 82 | readok = gdata->parmloaded = true; |
| 147 | dmarschall | 83 | } |
| 153 | dmarschall | 84 | } else { |
| 85 | *reason = "It is not a standalone filter made by Filter Factory/Filter Foundry."; |
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| 2 | toby | 86 | } |
| 153 | dmarschall | 87 | FreeLibrary(hm); |
| 2 | toby | 88 | } |
| 89 | } |
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| 90 | |||
| 153 | dmarschall | 91 | // If nothing worked, we will try to find a PARM resource (MacOS plugin, or NE executable on Win64) |
| 92 | if (!readok) { |
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| 93 | if (readok = read8bfplugin(sfr, reason)) { |
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| 94 | gdata->parmloaded = true; |
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| 95 | } else { |
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| 96 | *reason = "PARM resource was not found in this plugin file, or this is not a standalone plugin."; |
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| 97 | } |
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| 98 | } |
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| 99 | |||
| 100 | // Check if we had success |
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| 101 | if (!readok) { |
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| 102 | *reason = "PARM resource was not found in this plugin file, or this is not a standalone plugin."; |
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| 103 | } |
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| 104 | |||
| 2 | toby | 105 | return readok; |
| 106 | } |