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Rev | Author | Line No. | Line |
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259 | daniel-mar | 1 | /* |
2 | This file is part of "Filter Foundry", a filter plugin for Adobe Photoshop |
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3 | Copyright (C) 2003-2009 Toby Thain, toby@telegraphics.com.au |
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4 | Copyright (C) 2018-2021 Daniel Marschall, ViaThinkSoft |
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5 | |||
6 | This program is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 2 of the License, or |
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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 | |||
16 | You should have received a copy of the GNU General Public License |
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17 | along with this program; if not, write to the Free Software |
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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 <Resources.h> |
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24 | |||
25 | #include "file_compat.h" |
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26 | |||
27 | Boolean readPARMresource(HMODULE hm,char **reason,int readobfusc){ |
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28 | Boolean res = false; |
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29 | Handle h; |
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30 | |||
31 | if( !(h = Get1Resource(PARM_TYPE,PARM_ID)) |
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32 | && readobfusc |
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33 | && (h = Get1Resource('DATA',OBFUSCDATA_ID)) ){ |
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34 | HLock(h); |
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271 | daniel-mar | 35 | if(GetHandleSize(h) == sizeof(PARM_T)) { |
36 | deobfusc((PARM_T*)*h); |
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37 | gdata->obfusc = true; |
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38 | } else { |
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39 | // Obfuscated PARM has wrong size. Should not happen |
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40 | gdata->obfusc = false; |
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41 | ReleaseResource(h); |
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42 | return false; |
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43 | } |
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259 | daniel-mar | 44 | } |
45 | if(h){ |
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46 | HLock(h); |
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47 | res = readPARM(*h, &gdata->parm, reason, 0 /*Mac format resource*/); |
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48 | ReleaseResource(h); |
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49 | gdata->obfusc = false; |
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50 | } |
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51 | if (!res) { |
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52 | gdata->obfusc = false; |
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53 | } |
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54 | return res; |
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55 | } |
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56 | |||
57 | static Boolean readmacplugin(StandardFileReply *sfr,char **reason){ |
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58 | Boolean res = false; |
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59 | short rrn = FSpOpenResFile(&sfr->sfFile,fsRdPerm); |
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60 | |||
61 | if(rrn != -1){ |
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62 | if(readPARMresource(NULL,reason,0)) |
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63 | res = true; |
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64 | CloseResFile(rrn); |
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65 | }else |
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66 | *reason = "Could not open file."; |
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67 | return res; |
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68 | } |
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69 | |||
70 | Boolean loadfile(StandardFileReply *sfr,char **reason){ |
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71 | Boolean readok = false; |
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72 | FInfo fndrInfo; |
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73 | |||
74 | if(FSpGetFInfo(&sfr->sfFile,&fndrInfo) == noErr){ |
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75 | // first try to read text parameters (AFS, TXT, PFF) |
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366 | daniel-mar | 76 | if( (readok = readfile_afs_pff(sfr,reason)) ) { |
259 | daniel-mar | 77 | gdata->parmloaded = false; |
78 | gdata->obfusc = false; |
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366 | daniel-mar | 79 | |
80 | } // then try "Filters Unlimited" file (FFX) |
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81 | else if( (readok = readfile_ffx(sfr,reason)) ) { |
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82 | gdata->parmloaded = true; |
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83 | gdata->obfusc = false; |
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84 | |||
85 | } // then try plugin formats (Mac first, then Windows .8bf or .prm DLL) |
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373 | daniel-mar | 86 | else if( (readok = readmacplugin(sfr,reason) || readfile_8bf(sfr,reason)) ){ |
259 | daniel-mar | 87 | if ((gdata->parm.cbSize != PARM_SIZE) && (gdata->parm.cbSize != PARM_SIZE_PREMIERE) && (gdata->parm.cbSize != PARM_SIG_MAC)) { |
292 | daniel-mar | 88 | *reason = "Incompatible obfuscation."; |
89 | //gdata->parmloaded = false; |
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259 | daniel-mar | 90 | return false; // Stop! We know the issue now. |
91 | }else if(gdata->parm.iProtected){ |
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92 | *reason = "The filter is protected."; |
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292 | daniel-mar | 93 | //gdata->parmloaded = false; |
259 | daniel-mar | 94 | return false; |
95 | }else |
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96 | gdata->parmloaded = true; |
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97 | }else |
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98 | *reason = "It is not a text parameter (AFS) file, nor a standalone Mac/PC filter made by Filter Factory/Filter Foundry."; |
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99 | } |
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100 | |||
101 | return readok; |
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102 | } |