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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 |
| 192 | daniel-mar | 3 | Copyright (C) 2003-2009 Toby Thain, toby@telegraphics.com.au |
| 206 | daniel-mar | 4 | Copyright (C) 2018-2021 Daniel Marschall, ViaThinkSoft |
| 2 | toby | 5 | |
| 6 | This program is free software; you can redistribute it and/or modify |
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| 106 | dmarschall | 7 | it under the terms of the GNU General Public License as published by |
| 2 | toby | 8 | the Free Software Foundation; either version 2 of the License, or |
| 9 | (at your option) any later version. |
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| 10 | |||
| 11 | This program is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 14 | GNU General Public License for more details. |
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| 15 | |||
| 106 | dmarschall | 16 | You should have received a copy of the GNU General Public License |
| 2 | toby | 17 | along with this program; if not, write to the Free Software |
| 18 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 19 | */ |
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| 20 | |||
| 21 | #include "ff.h" |
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| 22 | |||
| 23 | #include "file_compat.h" |
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| 24 | |||
| 25 | #include <string.h> |
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| 26 | |||
| 116 | dmarschall | 27 | static UINT16 parm_id; |
| 35 | toby | 28 | |
| 62 | toby | 29 | static BOOL CALLBACK enumnames(HMODULE hModule,LPCTSTR lpszType, |
| 237 | daniel-mar | 30 | LPTSTR lpszName,LONG_PTR lParam) |
| 62 | toby | 31 | { |
| 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")) ){ |
| 198 | daniel-mar | 48 | if( (h = LoadResource(hm,resinfo)) && (pparm = (Ptr)LockResource(h)) ) |
| 87 | toby | 49 | res = readPARM(pparm,&gdata->parm,reason,1 /*Windows format resource*/); |
| 50 | }else if( readobfusc && (resinfo = FindResource(hm,MAKEINTRESOURCE(OBFUSCDATA_ID),RT_RCDATA)) ){ |
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| 198 | daniel-mar | 51 | if( (h = LoadResource(hm,resinfo)) && (pparm = (Ptr)LockResource(h)) ){ |
| 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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| 194 | daniel-mar | 55 | char* copy = (char*)malloc(resSize); |
| 211 | daniel-mar | 56 | if (!copy) return false; |
| 106 | dmarschall | 57 | memcpy(copy, pparm, resSize); |
| 255 | daniel-mar | 58 | deobfusc((unsigned char*)copy, resSize,OBFUSC_SEED_POS); |
| 106 | dmarschall | 59 | res = readPARM(copy,&gdata->parm,reason,1); |
| 60 | free(copy); |
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| 85 | toby | 61 | } |
| 62 | } |
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| 87 | toby | 63 | return res; |
| 2 | toby | 64 | } |
| 65 | |||
| 66 | Boolean loadfile(StandardFileReply *sfr,char **reason){ |
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| 67 | Boolean readok = false; |
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| 68 | HMODULE hm; |
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| 69 | |||
| 153 | dmarschall | 70 | // First, try to read the file as AFS/PFF/TXT file |
| 194 | daniel-mar | 71 | if( (readok = readfile(sfr,reason)) ){ |
| 153 | dmarschall | 72 | gdata->parmloaded = false; |
| 73 | } |
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| 147 | dmarschall | 74 | |
| 153 | dmarschall | 75 | // If that didn't work, try to load as Windows image file (Resource API for 8BF/PRM files) |
| 76 | if (!readok) { |
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| 188 | dmarschall | 77 | char name[MAX_PATH+1]; |
| 78 | if (hm = LoadLibraryEx(myp2cstrcpy(name,sfr->sfFile.name),NULL,LOAD_LIBRARY_AS_DATAFILE)) { |
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| 249 | daniel-mar | 79 | if (readPARMresource(hm,reason,READ_OBFUSC)) { |
| 153 | dmarschall | 80 | if (gdata->parm.iProtected) { |
| 198 | daniel-mar | 81 | *reason = _strdup("The filter is protected."); |
| 250 | daniel-mar | 82 | return false; // Stop! We know the issue now. |
| 152 | dmarschall | 83 | } else { |
| 153 | dmarschall | 84 | readok = gdata->parmloaded = true; |
| 147 | dmarschall | 85 | } |
| 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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| 250 | daniel-mar | 93 | if (read8bfplugin(sfr, reason)) { |
| 94 | if (gdata->parm.iProtected) { |
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| 95 | *reason = _strdup("The filter is protected."); |
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| 96 | return false; // Stop! We know the issue now. |
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| 97 | } |
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| 98 | else { |
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| 99 | readok = gdata->parmloaded = true; |
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| 100 | } |
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| 153 | dmarschall | 101 | } |
| 102 | } |
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| 103 | |||
| 104 | // Check if we had success |
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| 105 | if (!readok) { |
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| 250 | daniel-mar | 106 | *reason = _strdup("It is not a text parameter (AFS) file, nor a standalone Mac/PC filter made by Filter Factory/Filter Foundry."); |
| 153 | dmarschall | 107 | } |
| 108 | |||
| 2 | toby | 109 | return readok; |
| 110 | } |