fx_directory_local_path_get.c
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|---|---|---|---|
| 1 | /*************************************************************************** | ||
| 2 | * Copyright (c) 2024 Microsoft Corporation | ||
| 3 | * Copyright (c) 2026-present Eclipse ThreadX contributors | ||
| 4 | * | ||
| 5 | * This program and the accompanying materials are made available under the | ||
| 6 | * terms of the MIT License which is available at | ||
| 7 | * https://opensource.org/licenses/MIT. | ||
| 8 | * | ||
| 9 | * SPDX-License-Identifier: MIT | ||
| 10 | **************************************************************************/ | ||
| 11 | |||
| 12 | |||
| 13 | /**************************************************************************/ | ||
| 14 | /**************************************************************************/ | ||
| 15 | /** */ | ||
| 16 | /** FileX Component */ | ||
| 17 | /** */ | ||
| 18 | /** Directory */ | ||
| 19 | /** */ | ||
| 20 | /**************************************************************************/ | ||
| 21 | /**************************************************************************/ | ||
| 22 | |||
| 23 | #define FX_SOURCE_CODE | ||
| 24 | |||
| 25 | |||
| 26 | /* Include necessary system files. */ | ||
| 27 | |||
| 28 | #include "fx_api.h" | ||
| 29 | #include "fx_system.h" | ||
| 30 | #include "fx_file.h" | ||
| 31 | #include "fx_utility.h" | ||
| 32 | #include "fx_directory.h" | ||
| 33 | |||
| 34 | #ifndef FX_NO_LOCAL_PATH | ||
| 35 | FX_LOCAL_PATH_SETUP | ||
| 36 | #endif | ||
| 37 | |||
| 38 | /**************************************************************************/ | ||
| 39 | /* */ | ||
| 40 | /* FUNCTION RELEASE */ | ||
| 41 | /* */ | ||
| 42 | /* _fx_directory_local_path_get PORTABLE C */ | ||
| 43 | /* 6.1.5 */ | ||
| 44 | /* AUTHOR */ | ||
| 45 | /* */ | ||
| 46 | /* William E. Lamie, Microsoft Corporation */ | ||
| 47 | /* */ | ||
| 48 | /* DESCRIPTION */ | ||
| 49 | /* */ | ||
| 50 | /* This function returns a pointer to the local default directory */ | ||
| 51 | /* for this thread. */ | ||
| 52 | /* */ | ||
| 53 | /* INPUT */ | ||
| 54 | /* */ | ||
| 55 | /* media_ptr Media control block pointer */ | ||
| 56 | /* return_path_name Return local path name */ | ||
| 57 | /* */ | ||
| 58 | /* OUTPUT */ | ||
| 59 | /* */ | ||
| 60 | /* return status */ | ||
| 61 | /* */ | ||
| 62 | /* CALLS */ | ||
| 63 | /* */ | ||
| 64 | /* None */ | ||
| 65 | /* */ | ||
| 66 | /* CALLED BY */ | ||
| 67 | /* */ | ||
| 68 | /* Application Code */ | ||
| 69 | /* */ | ||
| 70 | /**************************************************************************/ | ||
| 71 | 39 | UINT _fx_directory_local_path_get(FX_MEDIA *media_ptr, CHAR **return_path_name) | |
| 72 | { | ||
| 73 | |||
| 74 | |||
| 75 | #ifndef FX_MEDIA_STATISTICS_DISABLE | ||
| 76 | |||
| 77 | /* Increment the number of times this service has been called. */ | ||
| 78 | 39 | media_ptr -> fx_media_directory_local_path_gets++; | |
| 79 | #endif | ||
| 80 | |||
| 81 | /* Check the media to make sure it is open. */ | ||
| 82 |
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39 | if (media_ptr -> fx_media_id != FX_MEDIA_ID) |
| 83 | { | ||
| 84 | |||
| 85 | /* Return the media not opened error. */ | ||
| 86 | 10 | return(FX_MEDIA_NOT_OPEN); | |
| 87 | } | ||
| 88 | |||
| 89 | #ifdef FX_NO_LOCAL_PATH | ||
| 90 | |||
| 91 | FX_PARAMETER_NOT_USED(return_path_name); | ||
| 92 | |||
| 93 | /* Error, return to caller. */ | ||
| 94 | 4 | return(FX_NOT_IMPLEMENTED); | |
| 95 | #else | ||
| 96 | |||
| 97 | /* Determine if there is a local path. */ | ||
| 98 |
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25 | if (_tx_thread_current_ptr -> tx_thread_filex_ptr) |
| 99 | { | ||
| 100 | |||
| 101 | /* Return a pointer to the current local directory path string. */ | ||
| 102 | 15 | *return_path_name = ((FX_LOCAL_PATH *)_tx_thread_current_ptr -> tx_thread_filex_ptr) -> fx_path_string; | |
| 103 | } | ||
| 104 | else | ||
| 105 | { | ||
| 106 | |||
| 107 | /* Just set the return value to FX_NULL to indicate there is no | ||
| 108 | local path setup. */ | ||
| 109 | 10 | *return_path_name = FX_NULL; | |
| 110 | } | ||
| 111 | |||
| 112 | /* If trace is enabled, insert this event into the trace buffer. */ | ||
| 113 | FX_TRACE_IN_LINE_INSERT(FX_TRACE_DIRECTORY_LOCAL_PATH_GET, media_ptr, return_path_name, 0, 0, FX_TRACE_DIRECTORY_EVENTS, 0, 0) | ||
| 114 | |||
| 115 | /* Local default directory has been returned, return status. */ | ||
| 116 | 25 | return(FX_SUCCESS); | |
| 117 | #endif | ||
| 118 | } | ||
| 119 | |||
| 120 |