101 lines
2.1 KiB
C
101 lines
2.1 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/*
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* File: pripc.c
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*
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* Description: functions for IPC support
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*/
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#include "primpl.h"
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#include <string.h>
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/*
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* A POSIX IPC name must begin with a '/'.
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* A POSIX IPC name on Solaris cannot contain any '/' except
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* the required leading '/'.
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* A POSIX IPC name on HP-UX must be a valid pathname
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* in the file system.
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*
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* The ftok() function for System V IPC requires a valid pathname
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* in the file system.
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*
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* A Win32 IPC name cannot contain '\'.
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*/
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static void _pr_ConvertSemName(char *result)
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{
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#ifdef _PR_HAVE_POSIX_SEMAPHORES
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#if defined(SOLARIS)
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char *p;
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/* Convert '/' to '_' except for the leading '/' */
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for (p = result+1; *p; p++) {
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if (*p == '/') {
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*p = '_';
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}
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}
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return;
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#else
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return;
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#endif
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#elif defined(_PR_HAVE_SYSV_SEMAPHORES)
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return;
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#elif defined(WIN32)
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return;
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#endif
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}
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static void _pr_ConvertShmName(char *result)
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{
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#if defined(PR_HAVE_POSIX_NAMED_SHARED_MEMORY)
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#if defined(SOLARIS)
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char *p;
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/* Convert '/' to '_' except for the leading '/' */
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for (p = result+1; *p; p++) {
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if (*p == '/') {
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*p = '_';
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}
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}
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return;
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#else
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return;
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#endif
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#elif defined(PR_HAVE_SYSV_NAMED_SHARED_MEMORY)
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return;
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#elif defined(WIN32)
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return;
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#else
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return;
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#endif
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}
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PRStatus _PR_MakeNativeIPCName(
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const char *name,
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char *result,
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PRIntn size,
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_PRIPCType type)
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{
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if (strlen(name) >= (PRSize)size) {
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PR_SetError(PR_BUFFER_OVERFLOW_ERROR, 0);
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return PR_FAILURE;
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}
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strcpy(result, name);
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switch (type) {
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case _PRIPCSem:
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_pr_ConvertSemName(result);
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break;
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case _PRIPCShm:
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_pr_ConvertShmName(result);
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break;
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default:
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PR_SetError(PR_INVALID_ARGUMENT_ERROR, 0);
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return PR_FAILURE;
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}
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return PR_SUCCESS;
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}
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