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FS : FSUSER_OpenDirectory, FSUSER_OpenFile, FSDIR_Read

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smea 2014-01-28 18:36:54 +01:00
parent fce1a24dbf
commit a8e5cb01f9
2 changed files with 69 additions and 1 deletions
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8
libctru/include/ctr/FS.h
View File

@ -31,9 +31,15 @@ typedef struct{
Handle handleLow, handleHigh; Handle handleLow, handleHigh;
}FS_archive; }FS_archive;
static inline FS_path FS_makePath(FS_pathType type, char* path)
{
return (FS_path){type, strlen(path)+1, (u8*)path};
}
Result FSUSER_Initialize(Handle handle); Result FSUSER_Initialize(Handle handle);
Result FSUSER_OpenArchive(Handle handle, FS_archive* archive); Result FSUSER_OpenArchive(Handle handle, FS_archive* archive);
Result FSUSER_OpenDirectory(Handle handle, Handle* out, FS_archive archive, FS_path dirLowPath);
Result FSUSER_OpenFile(Handle handle, Handle* out, FS_archive archive, FS_path fileLowPath, u32 openflags, u32 attributes);
Result FSUSER_OpenFileDirectly(Handle handle, Handle* out, FS_archive archive, FS_path fileLowPath, u32 openflags, u32 attributes); Result FSUSER_OpenFileDirectly(Handle handle, Handle* out, FS_archive archive, FS_path fileLowPath, u32 openflags, u32 attributes);
Result FSFILE_Close(Handle handle); Result FSFILE_Close(Handle handle);
@ -41,4 +47,6 @@ Result FSFILE_Read(Handle handle, u32 *bytesRead, u64 offset, u32 *buffer, u32 s
Result FSFILE_Write(Handle handle, u32 *bytesWritten, u64 offset, u32 *buffer, u32 size, u32 flushFlags); Result FSFILE_Write(Handle handle, u32 *bytesWritten, u64 offset, u32 *buffer, u32 size, u32 flushFlags);
Result FSFILE_GetSize(Handle handle, u64 *size); Result FSFILE_GetSize(Handle handle, u64 *size);
Result FSDIR_Read(Handle handle, u32 *entriesRead, u32 entrycount, u16 *buffer);
#endif #endif

62
libctru/source/FS.c
View File

@ -17,7 +17,30 @@ Result FSUSER_Initialize(Handle handle)
return cmdbuf[1]; return cmdbuf[1];
} }
Result FSUSER_OpenFileDirectly(Handle handle, Handle* out, FS_archive archive, FS_path fileLowPath, u32 openflags, u32 attributes) Result FSUSER_OpenFile(Handle handle, Handle* out, FS_archive archive, FS_path fileLowPath, u32 openflags, u32 attributes) //archive needs to have been opened
{
u32* cmdbuf=getThreadCommandBuffer();
cmdbuf[0]=0x080201C2;
cmdbuf[1]=0;
cmdbuf[2]=archive.handleLow;
cmdbuf[3]=archive.handleHigh;
cmdbuf[4]=fileLowPath.type;
cmdbuf[5]=fileLowPath.size;
cmdbuf[6]=openflags;
cmdbuf[7]=attributes;
cmdbuf[8]=(fileLowPath.size<<14)|2;
cmdbuf[9]=(u32)fileLowPath.data;
Result ret=0;
if((ret=svc_sendSyncRequest(handle)))return ret;
if(out)*out=cmdbuf[3];
return cmdbuf[1];
}
Result FSUSER_OpenFileDirectly(Handle handle, Handle* out, FS_archive archive, FS_path fileLowPath, u32 openflags, u32 attributes) //no need to have archive opened
{ {
u32* cmdbuf=getThreadCommandBuffer(); u32* cmdbuf=getThreadCommandBuffer();
@ -64,6 +87,26 @@ Result FSUSER_OpenArchive(Handle handle, FS_archive* archive)
return cmdbuf[1]; return cmdbuf[1];
} }
Result FSUSER_OpenDirectory(Handle handle, Handle* out, FS_archive archive, FS_path dirLowPath)
{
u32* cmdbuf=getThreadCommandBuffer();
cmdbuf[0]=0x080B0102;
cmdbuf[1]=archive.handleLow;
cmdbuf[2]=archive.handleHigh;
cmdbuf[3]=dirLowPath.type;
cmdbuf[4]=dirLowPath.size;
cmdbuf[5]=(dirLowPath.size<<14)|0x2;
cmdbuf[6]=(u32)dirLowPath.data;
Result ret=0;
if((ret=svc_sendSyncRequest(handle)))return ret;
if(out)*out=cmdbuf[3];
return cmdbuf[1];
}
Result FSFILE_Close(Handle handle) Result FSFILE_Close(Handle handle)
{ {
u32* cmdbuf=getThreadCommandBuffer(); u32* cmdbuf=getThreadCommandBuffer();
@ -130,3 +173,20 @@ Result FSFILE_GetSize(Handle handle, u64 *size)
return cmdbuf[1]; return cmdbuf[1];
} }
Result FSDIR_Read(Handle handle, u32 *entriesRead, u32 entrycount, u16 *buffer)
{
u32 *cmdbuf=getThreadCommandBuffer();
cmdbuf[0]=0x08010042;
cmdbuf[1]=entrycount;
cmdbuf[2]=((entrycount*0x228)<<4)|0xC;
cmdbuf[3]=(u32)buffer;
Result ret=0;
if((ret=svc_sendSyncRequest(handle)))return ret;
if(entriesRead)*entriesRead=cmdbuf[2];
return cmdbuf[1];
}