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Removed output bytes_written for fsFileWrite() since the command doesn't actually return that. In fsdev_open(), set the FS_OPEN_APPEND flag when opening for writing. Adjusted file-creation handling in fsdev_open().

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This commit is contained in:
yellows8 2017-11-27 17:40:49 -05:00
parent 40dd1adc23
commit 59880e9488
3 changed files with 20 additions and 23 deletions
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2
nx/include/switch/services/fs.h
View File

@ -80,7 +80,7 @@ void fsFsClose(FsFileSystem* fs);
// IFile
Result fsFileRead(FsFile* f, u64 off, void* buf, size_t len, size_t* out);
Result fsFileWrite(FsFile* f, u64 off, const void* buf, size_t len, size_t* out);
Result fsFileWrite(FsFile* f, u64 off, const void* buf, size_t len);
Result fsFileFlush(FsFile* f);
Result fsFileSetSize(FsFile* f, u64 sz);
Result fsFileGetSize(FsFile* f, u64* out);

34
nx/source/devices/fs_dev.c
View File

@ -512,12 +512,12 @@ fsdev_open(struct _reent *r,
/* write-only */
case O_WRONLY:
fsdev_flags |= FS_OPEN_WRITE;
fsdev_flags |= FS_OPEN_WRITE | FS_OPEN_APPEND;
break;
/* read and write */
case O_RDWR:
fsdev_flags |= (FS_OPEN_READ | FS_OPEN_WRITE);
fsdev_flags |= (FS_OPEN_READ | FS_OPEN_WRITE | FS_OPEN_APPEND);
break;
/* an invalid option was supplied */
@ -527,13 +527,16 @@ fsdev_open(struct _reent *r,
}
/* Test O_EXCL. */
if((flags & O_CREAT) && (flags & O_EXCL))
if((flags & O_CREAT))
{
rc = fsFsCreateFile(&device->fs, fs_path, 0, attributes);
if(R_FAILED(rc))
if(flags & O_EXCL)
{
r->_errno = fsdev_translate_error(rc);
return -1;
if(R_FAILED(rc))
{
r->_errno = fsdev_translate_error(rc);
return -1;
}
}
}
@ -608,7 +611,6 @@ fsdev_write(struct _reent *r,
size_t len)
{
Result rc;
size_t bytes;
/* get pointer to our data */
fsdev_file_t *file = (fsdev_file_t*)fd;
@ -631,20 +633,20 @@ fsdev_write(struct _reent *r,
}
}
rc = fsFileWrite(&file->fd, file->offset, ptr, len, &bytes);
rc = fsFileWrite(&file->fd, file->offset, ptr, len);
if(R_FAILED(rc))
{
r->_errno = fsdev_translate_error(rc);
return -1;
}
file->offset += bytes;
file->offset += len;
/* check if this is synchronous or not */
if(file->flags & O_SYNC)
fsFileFlush(&file->fd);
return bytes;
return len;
}
/*! Write to an open file
@ -664,7 +666,7 @@ fsdev_write_safe(struct _reent *r,
size_t len)
{
Result rc;
size_t bytes, bytesWritten = 0;
size_t bytesWritten = 0;
/* get pointer to our data */
fsdev_file_t *file = (fsdev_file_t*)fd;
@ -701,7 +703,7 @@ fsdev_write_safe(struct _reent *r,
memcpy(tmp_buffer, ptr, toWrite);
/* write the data */
rc = fsFileWrite(&file->fd, file->offset, tmp_buffer, toWrite, &bytes);
rc = fsFileWrite(&file->fd, file->offset, tmp_buffer, toWrite);
if(R_FAILED(rc))
{
@ -717,10 +719,10 @@ fsdev_write_safe(struct _reent *r,
if(file->flags & O_SYNC)
fsFileFlush(&file->fd);
file->offset += bytes;
bytesWritten += bytes;
ptr += bytes;
len -= bytes;
file->offset += toWrite;
bytesWritten += toWrite;
ptr += toWrite;
len -= toWrite;
}
return bytesWritten;

7
nx/source/services/fs.c
View File

@ -584,7 +584,7 @@ Result fsFileRead(FsFile* f, u64 off, void* buf, size_t len, size_t* out) {
return rc;
}
Result fsFileWrite(FsFile* f, u64 off, const void* buf, size_t len, size_t* out) {
Result fsFileWrite(FsFile* f, u64 off, const void* buf, size_t len) {
IpcCommand c;
ipcInitialize(&c);
ipcAddSendBuffer(&c, buf, len, 1);
@ -614,14 +614,9 @@ Result fsFileWrite(FsFile* f, u64 off, const void* buf, size_t len, size_t* out)
struct {
u64 magic;
u64 result;
u64 bytes_written;
} *resp = r.Raw;
rc = resp->result;
if (R_SUCCEEDED(rc)) {
*out = resp->bytes_written;
}
}
return rc;