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lightning-sunbird  0.9+nobinonly
jarint.c
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00001 /* ***** BEGIN LICENSE BLOCK *****
00002  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00003  *
00004  * The contents of this file are subject to the Mozilla Public License Version
00005  * 1.1 (the "License"); you may not use this file except in compliance with
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00009  * Software distributed under the License is distributed on an "AS IS" basis,
00010  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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00013  *
00014  * The Original Code is the Netscape security libraries.
00015  *
00016  * The Initial Developer of the Original Code is
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00018  * Portions created by the Initial Developer are Copyright (C) 1994-2000
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00023  * Alternatively, the contents of this file may be used under the terms of
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00035  * ***** END LICENSE BLOCK ***** */
00036 
00037 /*
00038  * Internal libjar routines.
00039  */
00040 
00041 #include "jar.h"
00042 #include "jarint.h"
00043 
00044 /*-----------------------------------------------------------------------
00045  * JAR_FOPEN_to_PR_Open
00046  * Translate JAR_FOPEN arguments to PR_Open arguments
00047  */
00048 PRFileDesc*
00049 JAR_FOPEN_to_PR_Open(const char* name, const char *mode)
00050 {
00051 
00052        PRIntn prflags=0, prmode=0;
00053 
00054        /* Get read/write flags */
00055        if(strchr(mode, 'r') && !strchr(mode, '+')) {
00056               prflags |= PR_RDONLY;
00057        } else if( (strchr(mode, 'w') || strchr(mode, 'a')) &&
00058                      !strchr(mode,'+') ) {
00059               prflags |= PR_WRONLY;
00060        } else {
00061               prflags |= PR_RDWR;
00062        }
00063 
00064        /* Create a new file? */
00065        if(strchr(mode, 'w') || strchr(mode, 'a')) {
00066               prflags |= PR_CREATE_FILE;
00067        }
00068 
00069        /* Append? */
00070        if(strchr(mode, 'a')) {
00071               prflags |= PR_APPEND;
00072        }
00073 
00074        /* Truncate? */
00075        if(strchr(mode, 'w')) {
00076               prflags |= PR_TRUNCATE;
00077        }
00078 
00079        /* We can't do umask because it isn't XP.  Choose some default
00080           mode for created files */
00081        prmode = 0755;
00082 
00083        return PR_Open(name, prflags, prmode);
00084 }