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Add FSUSER_GetSdmcArchiveResource().

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This commit is contained in:
mtheall 2014-08-26 19:01:00 -05:00
parent a2911e4883
commit 43661f8263
2 changed files with 63 additions and 0 deletions
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1
libctru/include/3ds/services/fs.h
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@ -139,6 +139,7 @@ Result FSUSER_CloseArchive(Handle* handle, FS_archive* archive);
Result FSUSER_CreateDirectory(Handle* handle, FS_archive archive, FS_path dirLowPath); Result FSUSER_CreateDirectory(Handle* handle, FS_archive archive, FS_path dirLowPath);
Result FSUSER_DeleteFile(Handle *handle, FS_archive archive, FS_path fileLowPath); Result FSUSER_DeleteFile(Handle *handle, FS_archive archive, FS_path fileLowPath);
Result FSUSER_DeleteDirectory(Handle *handle, FS_archive archive, FS_path dirLowPath); Result FSUSER_DeleteDirectory(Handle *handle, FS_archive archive, FS_path dirLowPath);
Result FSUSER_GetSdmcArchiveResource(Handle *handle, u32 *sectorSize, u32 *clusterSize, u32 *numClusters, u32 *freeClusters);
Result FSUSER_IsSdmcDetected(Handle *handle, u32 *detected); Result FSUSER_IsSdmcDetected(Handle *handle, u32 *detected);
Result FSUSER_IsSdmcWritable(Handle *handle, u32 *writable); Result FSUSER_IsSdmcWritable(Handle *handle, u32 *writable);

62
libctru/source/services/fs.c
View File

@ -606,6 +606,68 @@ FSUSER_CloseArchive(Handle *handle,
return cmdbuf[1]; return cmdbuf[1];
} }
/*! Get SD FAT information
*
* @param[in] handle fs:USER handle
* @param[out] sectorSize Sector size (bytes)
* @param[out] clusterSize Cluster size (bytes)
* @param[out] numClusters Total number of clusters
* @param[out] freeClusters Number of free clusters
*
* @returns error
*
* @internal
*
* #### Request
*
* Index Word | Description
* -----------|-------------------------
* 0 | Header code [0x08140000]
*
* #### Response
*
* Index Word | Description
* -----------|-------------------------
* 0 | Header code
* 1 | Result code
* 2 | Sector (bytes)
* 3 | Cluster (bytes)
* 4 | Partition capacity (clusters)
* 5 | Free space (clusters)
*/
Result
FSUSER_GetSdmcArchiveResource(Handle *handle,
u32 *sectorSize,
u32 *clusterSize,
u32 *numClusters,
u32 *freeClusters)
{
if(!handle)
handle = &fsuHandle;
u32 *cmdbuf = getThreadCommandBuffer();
cmdbuf[0] = 0x08140000;
Result ret = 0;
if((ret = svcSendSyncRequest(*handle)))
return ret;
if(sectorSize)
*sectorSize = cmdbuf[2];
if(clusterSize)
*clusterSize = cmdbuf[3];
if(numClusters)
*numClusters = cmdbuf[4];
if(freeClusters)
*freeClusters = cmdbuf[5];
return cmdbuf[1];
}
/*! Check if SD card is detected /*! Check if SD card is detected
* *
* @param[in] handle fs:USER handle * @param[in] handle fs:USER handle