42 lines
771 B
C
42 lines
771 B
C
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#include "file.h"
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struct fs_inode *fs_file_get_inode(const struct fs_file *f)
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{
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return f->f_inode;
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}
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size_t fs_file_get_cursor(const struct fs_file *f)
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{
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return f->f_seek;
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}
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enum fs_status fs_file_read(
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struct fs_file *f,
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struct xpc_buffer *buf,
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size_t count)
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{
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if (!f->f_ops || !f->f_ops->f_read) {
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return FS_ERR_NOT_IMPLEMENTED;
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}
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off_t seek = f->f_seek;
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enum fs_status status = f->f_ops->f_read(f, buf, count, &seek);
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f->f_seek = seek;
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return status;
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}
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enum fs_status fs_file_write(
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struct fs_file *f,
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struct xpc_buffer *buf,
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size_t count)
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{
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if (!f->f_ops || !f->f_ops->f_write) {
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return FS_ERR_NOT_IMPLEMENTED;
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}
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off_t seek = f->f_seek;
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enum fs_status status = f->f_ops->f_write(f, buf, count, &seek);
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f->f_seek = seek;
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return status;
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}
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