The Tor Browser: nsprpub/pr/tests/openfile.c@ca08bd8f51b2

     1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 /*

     7  * This test calls PR_OpenFile to create a bunch of files

     8  * with various file modes.

     9  */

    11 #include "prio.h"

    12 #include "prerror.h"

    13 #include "prinit.h"

    15 #include <stdio.h>

    16 #include <stdlib.h>

    18 #define TEMPLATE_FILE_NAME "template.txt"

    20 int main(int argc, char **argv)

    21 {

    22     FILE *template;

    23     char buf[32];

    24     PRInt32 nbytes;

    25     PRFileDesc *fd;

    28     /* Write in text mode.  Let stdio deal with line endings. */

    29     template = fopen(TEMPLATE_FILE_NAME, "w");

    30     fputs("line 1\nline 2\n", template);

    31     fclose(template);

    33     /* Read in binary mode */

    34     fd = PR_OpenFile(TEMPLATE_FILE_NAME, PR_RDONLY, 0666);

    35     nbytes = PR_Read(fd, buf, sizeof(buf));

    36     PR_Close(fd);

    37     PR_Delete(TEMPLATE_FILE_NAME);

    39     fd = PR_OpenFile("tfil0700.txt", PR_RDWR | PR_CREATE_FILE, 0700);

    40     if (NULL == fd) {

    41         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

    42                 PR_GetError(), PR_GetOSError());

    43         exit(1);

    44     }

    45     PR_Write(fd, buf, nbytes);

    46     PR_Close(fd);

    48     fd = PR_OpenFile("tfil0500.txt", PR_RDWR | PR_CREATE_FILE, 0500);

    49     if (NULL == fd) {

    50         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

    51                 PR_GetError(), PR_GetOSError());

    52         exit(1);

    53     }

    54     PR_Write(fd, buf, nbytes);

    55     PR_Close(fd);

    57     fd = PR_OpenFile("tfil0400.txt", PR_RDWR | PR_CREATE_FILE, 0400);

    58     if (NULL == fd) {

    59         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

    60                 PR_GetError(), PR_GetOSError());

    61         exit(1);

    62     }

    63     PR_Write(fd, buf, nbytes);

    64     PR_Close(fd);

    66     fd = PR_OpenFile("tfil0644.txt", PR_RDWR | PR_CREATE_FILE, 0644);

    67     if (NULL == fd) {

    68         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

    69                 PR_GetError(), PR_GetOSError());

    70         exit(1);

    71     }

    72     PR_Write(fd, buf, nbytes);

    73     PR_Close(fd);

    75     fd = PR_OpenFile("tfil0664.txt", PR_RDWR | PR_CREATE_FILE, 0664);

    76     if (NULL == fd) {

    77         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

    78                 PR_GetError(), PR_GetOSError());

    79         exit(1);

    80     }

    81     PR_Write(fd, buf, nbytes);

    82     PR_Close(fd);

    84     fd = PR_OpenFile("tfil0660.txt", PR_RDWR | PR_CREATE_FILE, 0660);

    85     if (NULL == fd) {

    86         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

    87                 PR_GetError(), PR_GetOSError());

    88         exit(1);

    89     }

    90     PR_Write(fd, buf, nbytes);

    91     PR_Close(fd);

    93     fd = PR_OpenFile("tfil0666.txt", PR_RDWR | PR_CREATE_FILE, 0666);

    94     if (NULL == fd) {

    95         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

    96                 PR_GetError(), PR_GetOSError());

    97         exit(1);

    98     }

    99     PR_Write(fd, buf, nbytes);

   100     PR_Close(fd);

   102     fd = PR_OpenFile("tfil0640.txt", PR_RDWR | PR_CREATE_FILE, 0640);

   103     if (NULL == fd) {

   104         fprintf(stderr, "PR_OpenFile failed (%d, %d)\n",

   105                 PR_GetError(), PR_GetOSError());

   106         exit(1);

   107     }

   108     PR_Write(fd, buf, nbytes);

   109     PR_Close(fd);

   111     PR_Cleanup();

   112     return 0;

   113 }

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