62 строки
1.6 KiB
C
62 строки
1.6 KiB
C
#ifndef _IOF_BASE_FRAGMENT_
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#define _IOF_BASE_FRAGMENT_
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#include "orte_config.h"
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#include "opal/class/opal_list.h"
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#include "opal/class/opal_free_list.h"
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#include "opal/event/event.h"
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#include "orte/mca/iof/iof.h"
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#include "orte/mca/iof/base/base.h"
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#include "orte/mca/iof/base/iof_base_header.h"
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/**
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* Fragment used to hold message header/data.
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*/
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struct orte_iof_base_frag_t {
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opal_free_list_item_t super;
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orte_iof_base_header_t frag_hdr;
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orte_process_name_t frag_src;
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unsigned char frag_data[ORTE_IOF_BASE_MSG_MAX];
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unsigned char* frag_ptr;
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size_t frag_len;
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struct iovec frag_iov[2];
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struct orte_iof_base_endpoint_t* frag_owner;
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};
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typedef struct orte_iof_base_frag_t orte_iof_base_frag_t;
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OBJ_CLASS_DECLARATION(orte_iof_base_frag_t);
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/**
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* Free-list allocation of fragments.
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*/
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#define ORTE_IOF_BASE_FRAG_ALLOC(frag,rc) { \
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opal_free_list_item_t* item; \
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OPAL_FREE_LIST_GET(&orte_iof_base.iof_fragments, item,rc); \
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if((frag = (orte_iof_base_frag_t*)item) == NULL) { \
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opal_output(0, "ORTE_IOF_BASE_FRAG_ALLOC failed with status=%d\n", rc); \
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} \
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frag->frag_owner = NULL; \
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frag->frag_ptr = frag->frag_data; \
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frag->frag_len = 0; \
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}
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#define ORTE_IOF_BASE_FRAG_RETURN(frag) \
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OPAL_FREE_LIST_RETURN(&orte_iof_base.iof_fragments, \
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&frag->super);
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/**
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* Send an acknowledgment to the peer that this fragment has been received.
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*/
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#define orte_iof_base_frag_ack(frag) _orte_iof_base_frag_ack(frag,__FILE__,__LINE__)
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int _orte_iof_base_frag_ack(orte_iof_base_frag_t*, const char*, int);
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#endif
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