raw_dir.h
Overview
Provides functions related to rawfile directories, including traversing and closing rawfile directories.
File to include: <rawfile/raw_dir.h>
Library: librawfile.z.so
System capability: SystemCapability.Global.ResourceManager
Since: 8
Related module: rawfile
Summary
Structs
| Name | typedef Keyword | Description |
|---|---|---|
| RawDir | RawDir | Provides access to the rawfile directory. |
Functions
| Name | Description |
|---|---|
| const char *OH_ResourceManager_GetRawFileName(RawDir *rawDir, int index) | Obtains the name of a file in rawfile based on the index. You can use this function to traverse the rawfile directory. |
| int OH_ResourceManager_GetRawFileCount(RawDir *rawDir) | Obtains the number of rawfiles in RawDir. You can use this function to obtain available indexes in OH_ResourceManager_GetRawFileName. |
| void OH_ResourceManager_CloseRawDir(RawDir *rawDir) | Closes an opened RawDir and releases all associated resources. |
Function Description
OH_ResourceManager_GetRawFileName()
const char *OH_ResourceManager_GetRawFileName(RawDir *rawDir, int index)
Description
Obtains the name of a file in rawfile based on the index. You can use this function to traverse the rawfile directory.
Since: 8
Parameters
| Name | Description |
|---|---|
| RawDir *rawDir | Pointer to RawDir. |
| int index | Index of the rawfile in RawDir. |
Returns
| Type | Description |
|---|---|
| const char * | File name obtained if the rawfile exists in the directory. The file name returned can be used as the input parameter of OH_ResourceManager_OpenRawFile. If no file is found after all files in the directory are traversed, NULL is returned. |
Reference
OH_ResourceManager_OpenRawFile
OH_ResourceManager_GetRawFileCount()
int OH_ResourceManager_GetRawFileCount(RawDir *rawDir)
Description
Obtains the number of rawfiles in RawDir. You can use this function to obtain available indexes in OH_ResourceManager_GetRawFileName.
Since: 8
Parameters
| Name | Description |
|---|---|
| RawDir *rawDir | Pointer to RawDir. |
Returns
| Type | Description |
|---|---|
| int | Number of files in rawDir. If rawDir is empty, 0 is returned. |
Reference
OH_ResourceManager_GetRawFileName
OH_ResourceManager_CloseRawDir()
void OH_ResourceManager_CloseRawDir(RawDir *rawDir)
Description
Closes an opened RawDir and releases all associated resources.
Since: 8
Parameters
| Name | Description |
|---|---|
| RawDir *rawDir | Pointer to RawDir. |
Reference
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