bsd/kern/kpi_mbuf.c

97 errno_t mbuf_get(mbuf_how_t how, mbuf_type_t type, mbuf_t *mbuf)
100 	*mbuf = m_get(how, type);
105 errno_t mbuf_gethdr(mbuf_how_t how, mbuf_type_t type, mbuf_t *mbuf)
108 	*mbuf = m_gethdr(how, type);
114 mbuf_attachcluster(mbuf_how_t how, mbuf_type_t type, mbuf_t *mbuf,
122 	    extfree, extsize, extarg, how)) == NULL)
129 mbuf_alloccluster(mbuf_how_t how, size_t *size, caddr_t *addr)
140 	if (*size <= MCLBYTES && (*addr = m_mclalloc(how)) != NULL)
143 	    (*addr = m_bigalloc(how)) != NULL)
146 	    (*addr = m_16kalloc(how)) != NULL)
175 mbuf_getcluster(mbuf_how_t how, mbuf_type_t type, size_t size, mbuf_t* mbuf)
184 		*mbuf = m_get(how, type);
194 		*mbuf = m_mclget(*mbuf, how);
196 		*mbuf = m_mbigget(*mbuf, how);
199 			*mbuf = m_m16kget(*mbuf, how);
219 errno_t mbuf_mclget(mbuf_how_t how, mbuf_type_t type, mbuf_t *mbuf)
226 		error = mbuf_get(how, type, mbuf);
236 	*mbuf = m_mclget(*mbuf, how);
248 errno_t mbuf_getpacket(mbuf_how_t how, mbuf_t *mbuf)
253 	*mbuf = m_getpacket_how(how);
256 		if (how == MBUF_WAITOK)
302 				   mbuf_how_t how, mbuf_t *new_mbuf)
305 	*new_mbuf = m_copym(src, offset, len, how);
310 errno_t	mbuf_dup(const mbuf_t src, mbuf_how_t how, mbuf_t *new_mbuf)
313 	*new_mbuf = m_dup(src, how);
318 errno_t mbuf_prepend(mbuf_t *orig, size_t len, mbuf_how_t how)
321 	*orig = m_prepend_2(*orig, len, how);
327 					mbuf_how_t how, mbuf_t *new_mbuf)
330 	*new_mbuf = m_split(src, offset, how);
837 	mbuf_how_t		how,
861 	tag = m_tag_create(id, type, length, how, mbuf);
863 		return how == M_WAITOK ? ENOMEM : EWOULDBLOCK;
956 mbuf_allocpacket(mbuf_how_t how, size_t packetlen, unsigned int *maxchunks, mbuf_t *mbuf)
967 	m = m_allocpacket_internal(&numpkts, packetlen, maxchunks ? &numchunks : NULL, how, 1, 0);
984 mbuf_allocpacket_list(unsigned int numpkts, mbuf_how_t how, size_t packetlen, unsigned int *maxchunks, mbuf_t *mbuf)
998 	m = m_allocpacket_internal(&numpkts, packetlen, maxchunks ? &numchunks : NULL, how, 1, 0);
1029 	mbuf_how_t	how)
1045 			n = m_getclr(how, m->m_type);
1072 			n = m_get(how, m->m_type);
1079 				mbuf_mclget(how, m->m_type, &n);