diff options
Diffstat (limited to 'usr/src/uts/common/netsmb/mchain.h')
| -rw-r--r-- | usr/src/uts/common/netsmb/mchain.h | 160 |
1 files changed, 106 insertions, 54 deletions
diff --git a/usr/src/uts/common/netsmb/mchain.h b/usr/src/uts/common/netsmb/mchain.h index bccb9aab7f..c5c8512fd7 100644 --- a/usr/src/uts/common/netsmb/mchain.h +++ b/usr/src/uts/common/netsmb/mchain.h @@ -87,8 +87,24 @@ #endif /* (BYTE_ORDER == LITTLE_ENDIAN) */ +/* + * Additions for Solaris to replace things that came from + * <sys/mbuf.h> in the Darwin code. These are mostly just + * wrappers for streams functions. See: subr_mchain.c + */ + #ifdef _KERNEL +/* + * BSD-style mbuf "shim" for kernel code. Note, this + * does NOT implement BSD mbufs in the kernel. Rather, + * macros and wrapper functions are used so that code + * fomerly using mbuf_t now use STREAMS mblk_t instead. + */ + +#include <sys/stream.h> /* mblk_t */ +typedef mblk_t mbuf_t; + /* BEGIN CSTYLED */ /* * BSD-style mbufs, vs SysV-style mblks: @@ -115,7 +131,42 @@ */ /* END CSTYLED */ -#include <sys/stream.h> /* mblk_t */ +#define mtod(m, t) ((t)((m)->b_rptr)) + +/* length arg for m_copym to "copy all" */ +#define M_COPYALL -1 + +mblk_t *m_copym(mblk_t *, int, int, int); +mblk_t *m_pullup(mblk_t *, int); +mblk_t *m_split(mblk_t *, int, int); +void m_cat(mblk_t *, mblk_t *); +#define m_freem(x) freemsg(x) +mblk_t *m_getblk(int, int); +int m_fixhdr(mblk_t *m); + +#else /* _KERNEL */ + +/* + * BSD-style mbuf work-alike, for user-level. + * See libsmbfs mbuf.c + */ +typedef struct mbuf { + int m_len; + int m_maxlen; + char *m_data; + struct mbuf *m_next; +} mbuf_t; + +#define mtod(m, t) ((t)(m)->m_data) + +int m_get(int, mbuf_t **); +void m_freem(mbuf_t *); + +#endif /* _KERNEL */ + +/* + * BSD-style mbchain/mdchain work-alike + */ /* * Type of copy for mb_{put|get}_mem() @@ -126,6 +177,8 @@ #define MB_MZERO 3 /* bzero(), mb_put_mem only */ #define MB_MCUSTOM 4 /* use an user defined function */ +#ifdef _KERNEL + struct mbchain { mblk_t *mb_top; mblk_t *mb_cur; @@ -136,65 +189,64 @@ typedef struct mbchain mbchain_t; struct mdchain { mblk_t *md_top; /* head of mblk chain */ mblk_t *md_cur; /* current mblk */ - uchar_t *md_pos; /* offset in the current mblk */ + uchar_t *md_pos; /* position in md_cur */ + /* NB: md_pos is same type as mblk_t b_rptr, b_wptr members. */ }; typedef struct mdchain mdchain_t; -int m_fixhdr(mblk_t *m); +mblk_t *mb_detach(mbchain_t *mbp); +int mb_fixhdr(mbchain_t *mbp); +int mb_put_uio(mbchain_t *mbp, uio_t *uiop, size_t size); -int mb_init(struct mbchain *mbp); -void mb_initm(struct mbchain *mbp, mblk_t *m); -void mb_done(struct mbchain *mbp); -mblk_t *mb_detach(struct mbchain *mbp); -int mb_fixhdr(struct mbchain *mbp); -void *mb_reserve(struct mbchain *mbp, int size); - -int mb_put_padbyte(struct mbchain *mbp); -int mb_put_uint8(struct mbchain *mbp, uint8_t x); -int mb_put_uint16be(struct mbchain *mbp, uint16_t x); -int mb_put_uint16le(struct mbchain *mbp, uint16_t x); -int mb_put_uint32be(struct mbchain *mbp, uint32_t x); -int mb_put_uint32le(struct mbchain *mbp, uint32_t x); -int mb_put_uint64be(struct mbchain *mbp, uint64_t x); -int mb_put_uint64le(struct mbchain *mbp, uint64_t x); -int mb_put_mem(struct mbchain *mbp, const void *src, int size, int type); - -int mb_put_mbuf(struct mbchain *mbp, mblk_t *m); -int mb_put_uio(struct mbchain *mbp, uio_t *uiop, size_t size); - -int md_init(struct mdchain *mdp); -void md_initm(struct mdchain *mbp, mblk_t *m); -void md_done(struct mdchain *mdp); -void md_append_record(struct mdchain *mdp, mblk_t *top); -int md_next_record(struct mdchain *mdp); -int md_get_uint8(struct mdchain *mdp, uint8_t *x); -int md_get_uint16le(struct mdchain *mdp, uint16_t *x); -int md_get_uint16be(struct mdchain *mdp, uint16_t *x); -int md_get_uint32be(struct mdchain *mdp, uint32_t *x); -int md_get_uint32le(struct mdchain *mdp, uint32_t *x); -int md_get_uint64be(struct mdchain *mdp, uint64_t *x); -int md_get_uint64le(struct mdchain *mdp, uint64_t *x); -int md_get_mem(struct mdchain *mdp, void *vdst, int size, int type); -int md_get_mbuf(struct mdchain *mdp, int size, mblk_t **m); -int md_get_uio(struct mdchain *mdp, uio_t *uiop, size_t size); +void md_append_record(mdchain_t *mdp, mblk_t *top); +void md_next_record(mdchain_t *mdp); +int md_get_uio(mdchain_t *mdp, uio_t *uiop, size_t size); + +#else /* _KERNEL */ /* - * Additions for Solaris to replace things that came from - * <sys/mbuf.h> in the Darwin code. These are mostly just - * wrappers for streams functions. See: subr_mchain.c + * user-level code uses the same struct for both (MB, MD) */ +typedef struct mbdata { + mbuf_t *mb_top; /* head of mbuf chain */ + mbuf_t *mb_cur; /* current mbuf */ + char *mb_pos; /* position in mb_cur (get) */ + /* NB: mb_pos is same type as mbuf_t m_data member. */ + int mb_count; /* bytes marshalled (put) */ +} mbdata_t; +typedef struct mbdata mbchain_t; +typedef struct mbdata mdchain_t; + +#endif /* _KERNEL */ + +int mb_init(mbchain_t *); +void mb_initm(mbchain_t *, mbuf_t *); +void mb_done(mbchain_t *); +void *mb_reserve(mbchain_t *, int size); + +int mb_put_padbyte(mbchain_t *mbp); +int mb_put_uint8(mbchain_t *, uint8_t); +int mb_put_uint16be(mbchain_t *, uint16_t); +int mb_put_uint16le(mbchain_t *, uint16_t); +int mb_put_uint32be(mbchain_t *, uint32_t); +int mb_put_uint32le(mbchain_t *, uint32_t); +int mb_put_uint64be(mbchain_t *, uint64_t); +int mb_put_uint64le(mbchain_t *, uint64_t); +int mb_put_mem(mbchain_t *, const void *, int, int); +int mb_put_mbuf(mbchain_t *, mbuf_t *); + +int md_init(mdchain_t *mdp); +void md_initm(mdchain_t *mbp, mbuf_t *m); +void md_done(mdchain_t *mdp); + +int md_get_uint8(mdchain_t *, uint8_t *); +int md_get_uint16be(mdchain_t *, uint16_t *); +int md_get_uint16le(mdchain_t *, uint16_t *); +int md_get_uint32be(mdchain_t *, uint32_t *); +int md_get_uint32le(mdchain_t *, uint32_t *); +int md_get_uint64be(mdchain_t *, uint64_t *); +int md_get_uint64le(mdchain_t *, uint64_t *); +int md_get_mem(mdchain_t *, void *, int, int); +int md_get_mbuf(mdchain_t *, int, mbuf_t **); -#define mtod(m, t) ((t)((m)->b_rptr)) - -/* length to m_copym to copy all */ -#define M_COPYALL -1 - -mblk_t *m_copym(mblk_t *, int, int, int); -mblk_t *m_pullup(mblk_t *, int); -mblk_t *m_split(mblk_t *, int, int); -void m_cat(mblk_t *, mblk_t *); -#define m_freem(x) freemsg(x) -mblk_t *m_getblk(int, int); - -#endif /* ifdef _KERNEL */ #endif /* !_MCHAIN_H_ */ |