openmpi/ompi/mca/btl/gm/btl_gm_frag.c

#include "btl_gm_frag.h" 



static void mca_btl_gm_frag_common_constructor(mca_btl_gm_frag_t* frag) 
{ 
    frag->base.des_src = NULL;
    frag->base.des_src_cnt = 0;
    frag->base.des_dst = NULL;
    frag->base.des_dst_cnt = 0;
}

static void mca_btl_gm_frag_eager_constructor(mca_btl_gm_frag_t* frag) 
{ 
    frag->hdr = (mca_btl_base_header_t*)(frag + 1);
    frag->segment.seg_addr.pval = (unsigned char*)(frag->hdr + 1); 
    frag->segment.seg_len = mca_btl_gm_module.super.btl_eager_limit - sizeof(mca_btl_base_header_t);
    frag->registration = NULL;
    frag->size = mca_btl_gm_component.gm_eager_frag_size;  
    mca_btl_gm_frag_common_constructor(frag); 
}

static void mca_btl_gm_frag_max_constructor(mca_btl_gm_frag_t* frag) 
{ 
    frag->hdr = (mca_btl_base_header_t*)(frag + 1);
    frag->segment.seg_addr.pval = (unsigned char*)(frag->hdr + 1); 
    frag->segment.seg_len = mca_btl_gm_module.super.btl_max_send_size - sizeof(mca_btl_base_header_t);
    frag->registration = NULL;
    frag->size = mca_btl_gm_component.gm_max_frag_size;
    mca_btl_gm_frag_common_constructor(frag); 
}

static void mca_btl_gm_frag_user_constructor(mca_btl_gm_frag_t* frag) 
{ 
    frag->hdr = NULL;
    frag->size = 0; 
    mca_btl_gm_frag_common_constructor(frag); 
}


OBJ_CLASS_INSTANCE(
    mca_btl_gm_frag_t, 
    mca_btl_base_descriptor_t, 
    NULL, 
    NULL); 

OBJ_CLASS_INSTANCE(
    mca_btl_gm_frag_eager_t, 
    mca_btl_base_descriptor_t, 
    mca_btl_gm_frag_eager_constructor, 
    NULL); 

OBJ_CLASS_INSTANCE(
    mca_btl_gm_frag_max_t, 
    mca_btl_base_descriptor_t, 
    mca_btl_gm_frag_max_constructor, 
    NULL); 

OBJ_CLASS_INSTANCE(
    mca_btl_gm_frag_user_t, 
    mca_btl_base_descriptor_t, 
    mca_btl_gm_frag_user_constructor, 
    NULL);