tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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jarint.c (1294B)

      1 /* This Source Code Form is subject to the terms of the Mozilla Public
      2 * License, v. 2.0. If a copy of the MPL was not distributed with this
      3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      4 
      5 /*
      6 * Internal libjar routines.
      7 */
      8 
      9 #include "jar.h"
     10 #include "jarint.h"
     11 
     12 /*-----------------------------------------------------------------------
     13 * JAR_FOPEN_to_PR_Open
     14 * Translate JAR_FOPEN arguments to PR_Open arguments
     15 */
     16 PRFileDesc*
     17 JAR_FOPEN_to_PR_Open(const char* name, const char* mode)
     18 {
     19 
     20    PRIntn prflags = 0, prmode = 0;
     21 
     22    /* Get read/write flags */
     23    if (strchr(mode, 'r') && !strchr(mode, '+')) {
     24        prflags |= PR_RDONLY;
     25    } else if ((strchr(mode, 'w') || strchr(mode, 'a')) &&
     26               !strchr(mode, '+')) {
     27        prflags |= PR_WRONLY;
     28    } else {
     29        prflags |= PR_RDWR;
     30    }
     31 
     32    /* Create a new file? */
     33    if (strchr(mode, 'w') || strchr(mode, 'a')) {
     34        prflags |= PR_CREATE_FILE;
     35    }
     36 
     37    /* Append? */
     38    if (strchr(mode, 'a')) {
     39        prflags |= PR_APPEND;
     40    }
     41 
     42    /* Truncate? */
     43    if (strchr(mode, 'w')) {
     44        prflags |= PR_TRUNCATE;
     45    }
     46 
     47    /* We can't do umask because it isn't XP.  Choose some default
     48           mode for created files */
     49    prmode = 0755;
     50 
     51    return PR_Open(name, prflags, prmode);
     52 }