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stable/10/sys/sys/mbuf.h
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| #define m_type m_hdr.mh_type | #define m_type m_hdr.mh_type | ||||
| #define m_flags m_hdr.mh_flags | #define m_flags m_hdr.mh_flags | ||||
| #define m_nextpkt m_hdr.mh_nextpkt | #define m_nextpkt m_hdr.mh_nextpkt | ||||
| #define m_pkthdr M_dat.MH.MH_pkthdr | #define m_pkthdr M_dat.MH.MH_pkthdr | ||||
| #define m_ext M_dat.MH.MH_dat.MH_ext | #define m_ext M_dat.MH.MH_dat.MH_ext | ||||
| #define m_pktdat M_dat.MH.MH_dat.MH_databuf | #define m_pktdat M_dat.MH.MH_dat.MH_databuf | ||||
| #define m_dat M_dat.M_databuf | #define m_dat M_dat.M_databuf | ||||
| /* | /* | ||||
| * NOTE: forwards compatibility definitions for mbuf(9) | |||||
| * | |||||
| * These aren't 1:1 with the macros in r277203; in particular they're exposed | |||||
| * to both userland and kernel, whereas this is exposed to just _KERNEL -- to | |||||
| * avoid disruption with existing KBI/KPIs | |||||
| */ | |||||
| #define MHSIZE offsetof(struct mbuf, m_dat) | |||||
| #define MPKTHSIZE offsetof(struct mbuf, m_pktdat) | |||||
| /* | |||||
| * mbuf flags of global significance and layer crossing. | * mbuf flags of global significance and layer crossing. | ||||
| * Those of only protocol/layer specific significance are to be mapped | * Those of only protocol/layer specific significance are to be mapped | ||||
| * to M_PROTO[1-12] and cleared at layer handoff boundaries. | * to M_PROTO[1-12] and cleared at layer handoff boundaries. | ||||
| * NB: Limited to the lower 24 bits. | * NB: Limited to the lower 24 bits. | ||||
| */ | */ | ||||
| #define M_EXT 0x00000001 /* has associated external storage */ | #define M_EXT 0x00000001 /* has associated external storage */ | ||||
| #define M_PKTHDR 0x00000002 /* start of record */ | #define M_PKTHDR 0x00000002 /* start of record */ | ||||
| #define M_EOR 0x00000004 /* end of record */ | #define M_EOR 0x00000004 /* end of record */ | ||||
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