sshp_buf
struct sshp_buf buf;
static inline size_t sshp_buf_read_from_fifo(struct sshp_buf *buf,
static inline void sshp_buf_span_from(struct sshp_buf *buf, size_t offset,
static inline void sshp_buf_init(struct sshp_buf *buf, u8 *ptr, size_t cap)
static inline int sshp_buf_alloc(struct sshp_buf *buf, size_t cap, gfp_t flags)
static inline void sshp_buf_free(struct sshp_buf *buf)
static inline void sshp_buf_drop(struct sshp_buf *buf, size_t n)