Mercurial > trustbridge > nss-cmake-static

annotate nspr/pr/src/memory/prshma.c @ 4:b513267f632f tip

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Build DBM module
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 05 Aug 2014 18:58:03 +0200
parents 1e5118fa0cb1
children
rev   line source
0
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2 /* This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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5
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6 /*
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7 ** prshma.h -- NSPR Anonymous Shared Memory
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8 **
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9 **
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10 */
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11
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12 #include "primpl.h"
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13
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14 extern PRLogModuleInfo *_pr_shma_lm;
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15
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16 #if defined(XP_UNIX)
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17 /* defined in pr/src/md/unix/uxshm.c */
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18 #elif defined(WIN32)
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19 /* defined in pr/src/md/windows/w32shm.c */
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20 #else
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21 extern PRFileMap * _PR_MD_OPEN_ANON_FILE_MAP( const char *dirName, PRSize size, PRFileMapProtect prot )
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22 {
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23 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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24 return NULL;
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25 }
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26 extern PRStatus _PR_MD_EXPORT_FILE_MAP_AS_STRING(PRFileMap *fm, PRSize bufSize, char *buf)
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27 {
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28 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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29 return PR_FAILURE;
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30 }
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31 extern PRFileMap * _PR_MD_IMPORT_FILE_MAP_FROM_STRING(const char *fmstring)
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32 {
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33 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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34 return NULL;
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35 }
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36 #endif
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37
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38 /*
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39 ** PR_OpenAnonFileMap() -- Creates an anonymous file-mapped shared memory
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40 **
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41 */
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42 PR_IMPLEMENT(PRFileMap*)
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43 PR_OpenAnonFileMap(
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44 const char *dirName,
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45 PRSize size,
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46 PRFileMapProtect prot
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47 )
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48 {
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49 return(_PR_MD_OPEN_ANON_FILE_MAP( dirName, size, prot ));
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50 } /* end PR_OpenAnonFileMap() */
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51
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52 /*
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53 ** PR_ProcessAttrSetInheritableFileMap() -- Prepare FileMap for export
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54 ** to my children processes via PR_CreateProcess()
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55 **
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56 **
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57 */
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58 PR_IMPLEMENT( PRStatus)
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59 PR_ProcessAttrSetInheritableFileMap(
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60 PRProcessAttr *attr,
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61 PRFileMap *fm,
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62 const char *shmname
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63 )
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64 {
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65 PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
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66 return( PR_FAILURE);
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67 } /* end PR_ProcessAttrSetInheritableFileMap() */
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68
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69 /*
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70 ** PR_GetInheritedFileMap() -- Import a PRFileMap previously exported
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71 ** by my parent process via PR_CreateProcess()
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72 **
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73 */
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74 PR_IMPLEMENT( PRFileMap *)
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75 PR_GetInheritedFileMap(
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76 const char *shmname
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77 )
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78 {
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79 PRFileMap *fm = NULL;
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80 PR_SetError( PR_NOT_IMPLEMENTED_ERROR, 0 );
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81 return( fm );
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82 } /* end PR_GetInhteritedFileMap() */
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83
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84 /*
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85 ** PR_ExportFileMapAsString() -- Creates a string identifying a PRFileMap
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86 **
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87 */
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88 PR_IMPLEMENT( PRStatus )
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89 PR_ExportFileMapAsString(
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90 PRFileMap *fm,
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91 PRSize bufSize,
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92 char *buf
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93 )
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94 {
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95 return( _PR_MD_EXPORT_FILE_MAP_AS_STRING( fm, bufSize, buf ));
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96 } /* end PR_ExportFileMapAsString() */
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97
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98 /*
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99 ** PR_ImportFileMapFromString() -- Creates a PRFileMap from the identifying string
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100 **
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101 **
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102 */
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103 PR_IMPLEMENT( PRFileMap * )
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104 PR_ImportFileMapFromString(
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105 const char *fmstring
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106 )
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107 {
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108 return( _PR_MD_IMPORT_FILE_MAP_FROM_STRING(fmstring));
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109 } /* end PR_ImportFileMapFromString() */
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110 /* end prshma.c */
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