source: trunk/dll/subj.c@ 1036

Last change on this file since 1036 was 1009, checked in by Steven Levine, 17 years ago

Add xfree xstrdup Fortify support
Add MT capable Fortify scope logic
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 4.2 KB
Line 
1
2/***********************************************************************
3
4 $Id: subj.c 1009 2008-05-10 07:51:58Z stevenhl $
5
6 Edit .subject EAs
7
8 Copyright (c) 1993-98 M. Kimes
9 Copyright (c) 2004, 2006 Steven H.Levine
10
11 01 Aug 04 SHL Rework lstrip/rstrip usage
12 17 Jul 06 SHL Use Runtime_Error
13 06 Aug 07 GKY Increase Subject EA to 1024
14 20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
15 01 Sep 07 GKY Use xDosSetPathInfo to fix case where FS3 buffer crosses 64k boundry
16 29 Feb 08 GKY Use xfree where appropriate
17
18***********************************************************************/
19
20#include <stdlib.h>
21#include <string.h>
22#include <ctype.h>
23
24#define INCL_WIN
25#define INCL_DOS
26#define INCL_DOSERRORS
27#define INCL_LONGLONG
28
29#include "fm3dlg.h"
30#include "fm3str.h"
31#include "errutil.h" // Dos_Error...
32#include "strutil.h" // GetPString
33#include "fm3dll.h"
34
35static PSZ pszSrcFile = __FILE__;
36
37INT Subject(HWND hwnd, CHAR * filename)
38{
39 APIRET rc;
40 EAOP2 eaop;
41 PGEA2LIST pgealist;
42 PFEA2LIST pfealist;
43 PGEA2 pgea;
44 PFEA2 pfea;
45 CHAR *value, subject[1024], oldsubject[1024];
46 STRINGINPARMS sip;
47 INT ret = 0;
48
49 *subject = 0;
50 pgealist = xmallocz(sizeof(GEA2LIST) + 64, pszSrcFile, __LINE__);
51 if (pgealist) {
52 pgea = &pgealist->list[0];
53 strcpy(pgea->szName, SUBJECT);
54 pgea->cbName = strlen(pgea->szName);
55 pgea->oNextEntryOffset = 0;
56 pgealist->cbList = (sizeof(GEA2LIST) + pgea->cbName);
57 pfealist = xmallocz(1024, pszSrcFile, __LINE__);
58 if (pfealist)
59 xfree(pgealist, pszSrcFile, __LINE__);
60 else {
61 pfealist->cbList = 1024;
62 eaop.fpGEA2List = pgealist;
63 eaop.fpFEA2List = pfealist;
64 eaop.oError = 0;
65 rc = DosQueryPathInfo(filename, FIL_QUERYEASFROMLIST,
66 (PVOID) & eaop, (ULONG) sizeof(EAOP2));
67 xfree(pgealist, pszSrcFile, __LINE__);
68 if (!rc) {
69 pfea = &eaop.fpFEA2List->list[0];
70 value = pfea->szName + pfea->cbName + 1;
71 value[pfea->cbValue] = 0;
72 if (*(USHORT *) value == EAT_ASCII)
73 strncpy(subject, value + (sizeof(USHORT) * 2), 1023);
74 subject[1023] = 0;
75 }
76 xfree(pfealist, pszSrcFile, __LINE__);
77 if (rc == ERROR_SHARING_VIOLATION || rc == ERROR_ACCESS_DENIED) {
78 saymsg(MB_CANCEL,
79 hwnd,
80 GetPString(IDS_OOPSTEXT),
81 GetPString(IDS_EASBUSYTEXT), filename);
82 return 2; // Error
83 }
84 else if (rc) {
85 Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__,
86 "DosQueryPathInfo");
87 return 2; // Error
88 }
89 }
90 }
91 memset(&sip, 0, sizeof(sip));
92 strcpy(oldsubject, subject);
93 sip.help = GetPString(IDS_SUBJECTINPUTHELPTEXT);
94 sip.ret = subject;
95 sip.prompt = GetPString(IDS_SUBJECTINPUTPROMPTTEXT);
96 sip.inputlen = 1024;
97 sip.title = filename;
98 if (WinDlgBox
99 (HWND_DESKTOP, hwnd, InputDlgProc, FM3ModHandle, STR_FRAME, &sip)
100 && isalpha(*filename)
101 && !(driveflags[toupper(*filename) - 'A'] & DRIVE_NOTWRITEABLE)) {
102 subject[1023] = 0;
103 bstrip(subject);
104 if (strcmp(oldsubject, subject)) {
105
106 ULONG ealen;
107 USHORT len;
108 CHAR *eaval;
109
110 len = strlen(subject);
111 if (len)
112 ealen = sizeof(FEA2LIST) + 9 + len + 4;
113 else
114 ealen = sizeof(FEALIST) + 9;
115 rc = DosAllocMem((PPVOID) & pfealist, ealen + 1L,
116 OBJ_TILE | PAG_COMMIT | PAG_READ | PAG_WRITE);
117 if (rc)
118 Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__,
119 GetPString(IDS_OUTOFMEMORY));
120 else {
121 memset(pfealist, 0, ealen + 1);
122 pfealist->cbList = ealen;
123 pfealist->list[0].oNextEntryOffset = 0L;
124 pfealist->list[0].fEA = 0;
125 pfealist->list[0].cbName = 8;
126 strcpy(pfealist->list[0].szName, SUBJECT);
127 if (len) {
128 eaval = pfealist->list[0].szName + 9;
129 *(USHORT *) eaval = (USHORT) EAT_ASCII;
130 eaval += sizeof(USHORT);
131 *(USHORT *) eaval = (USHORT) len;
132 eaval += sizeof(USHORT);
133 memcpy(eaval, subject, len);
134 pfealist->list[0].cbValue = len + (sizeof(USHORT) * 2);
135 }
136 else
137 pfealist->list[0].cbValue = 0;
138 eaop.fpGEA2List = (PGEA2LIST) 0;
139 eaop.fpFEA2List = pfealist;
140 eaop.oError = 0;
141 rc = xDosSetPathInfo(filename, FIL_QUERYEASIZE,
142 &eaop, sizeof(eaop), DSPI_WRTTHRU);
143 DosFreeMem(pfealist);
144 if (rc) {
145 Dos_Error(MB_ENTER, rc, HWND_DESKTOP, pszSrcFile, __LINE__,
146 GetPString(IDS_ERRORSETTINGSUBJECTTEXT), filename);
147 }
148 else
149 ret = 1; // OK
150 }
151 }
152 }
153 return ret; // No change?
154}
155
156#pragma alloc_text(FMINPUT,Subject)
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