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Diffstat (limited to 'src/framework/common/mem_mgr/nsfw_mem_api.c')
| -rw-r--r-- | src/framework/common/mem_mgr/nsfw_mem_api.c | 879 |
1 files changed, 879 insertions, 0 deletions
diff --git a/src/framework/common/mem_mgr/nsfw_mem_api.c b/src/framework/common/mem_mgr/nsfw_mem_api.c new file mode 100644 index 0000000..b795921 --- /dev/null +++ b/src/framework/common/mem_mgr/nsfw_mem_api.c @@ -0,0 +1,879 @@ +/* +* +* Copyright (c) 2018 Huawei Technologies Co.,Ltd. +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at: +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +#include <sys/types.h> +#include <unistd.h> +#include "nsfw_mem_desc.h" +#include "nstack_securec.h" + +#ifdef SYS_MEM_RES_STAT +#include "common_mem_ring.h" +#include "common_mem_mempool.h" +#endif + +#define MEM_OP_CALL_OK_RET(mtype, fun, para) { \ + if (g_nsfw_mem_ops[mtype].stmemop->fun) \ + { \ + return g_nsfw_mem_ops[mtype].stmemop->fun para; \ + } \ + } + +/***************************************************************************** +* Prototype : nsfw_mem_init +* Description : memory mgr module init +* Input : point to nstak_fwmem_para +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_init (void *para) +{ + nsfw_mem_para *ptempara = NULL; + i32 iret = NSFW_MEM_OK; + i32 icount = 0; + i32 iindex = 0; + + if (NULL == para) + { + NSCOMM_LOGERR ("ns mem init input error"); + return NSFW_MEM_ERR; + } + + ptempara = (nsfw_mem_para *) para; + + if (ptempara->enflag >= NSFW_PROC_MAX) + { + NSCOMM_LOGERR ("ns mem init input enflag invalid] enflag=%d", + ptempara->enflag); + return NSFW_MEM_ERR; + } + + NSCOMM_LOGINF ("ns mem init begin] enflag=%d, iargsnum=%d", + ptempara->enflag, ptempara->iargsnum); + + for (iindex = 0; iindex < ptempara->iargsnum; iindex++) + { + NSCOMM_LOGINF ("%s", ptempara->pargs[iindex]); + } + + for (icount = 0; icount < g_mem_type_num; icount++) + { + if ((NULL != g_nsfw_mem_ops[icount].stmemop) + && (NULL != g_nsfw_mem_ops[icount].stmemop->mem_ops_init)) + { + iret = g_nsfw_mem_ops[icount].stmemop->mem_ops_init (ptempara); + + if (NSFW_MEM_OK != iret) + { + NSCOMM_LOGERR ("mem init failed]index=%d, memtype=%d", icount, + g_nsfw_mem_ops[icount].entype); + break; + } + } + } + + /*if some module init fail, destory the moudles that success */ + if (icount < g_mem_type_num) + { + for (iindex = 0; iindex < icount; iindex++) + { + if (g_nsfw_mem_ops[icount].stmemop->mem_ops_destroy) + { + g_nsfw_mem_ops[icount].stmemop->mem_ops_destroy (); + } + } + + return NSFW_MEM_ERR; + } + + NSCOMM_LOGINF ("ns mem init end"); + return NSFW_MEM_OK; +} + +/***************************************************************************** +* Prototype : nsfw_mem_zone_create +* Description : create a block memory with name +* nsfw_mem_zone::stname +* nsfw_mem_zone::isize +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_zone* pinfo +* Output : None +* Return Value : mzone_handle +* Calls : +* Called By : +* +*****************************************************************************/ +mzone_handle +nsfw_mem_zone_create (nsfw_mem_zone * pinfo) +{ + + if ((NULL == pinfo) || (pinfo->stname.entype >= NSFW_MEM_TYPEMAX)) + { + NSCOMM_LOGERR ("zone create input para error] pinfo=%p, mtype=%d", + pinfo, pinfo ? pinfo->stname.entype : (-1)); + return NULL; + } + + MEM_OP_CALL_OK_RET (pinfo->stname.entype, mem_ops_zone_creae, (pinfo)); + NSCOMM_LOGINF ("mem create fail] memtype=%d, name=%s, size=%zu", + pinfo->stname.entype, pinfo->stname.aname, pinfo->lenth); + return NULL; +} + +/***************************************************************************** +* Prototype : nsfw_mem_zone_createv +* Description : create some memory blocks +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_zone* pmeminfo +* i32 inum +* mzone_handle* paddr_array +* i32 iarray_num +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_zone_createv (nsfw_mem_zone * pmeminfo, i32 inum, + mzone_handle * paddr_array, i32 iarray_num) +{ + if ((NULL == pmeminfo) || (NULL == paddr_array) + || (inum != iarray_num) || (inum <= 0) + || (pmeminfo[0].stname.entype >= NSFW_MEM_TYPEMAX)) + { + NSCOMM_LOGERR + ("input para error] pmeminfo=%p, inum=%d, paddr_array=%p, iarray_num=%d, mtype=%d", + pmeminfo, inum, paddr_array, iarray_num, + pmeminfo ? pmeminfo[0].stname.entype : (-1)); + return NSFW_MEM_ERR; + } + + MEM_OP_CALL_OK_RET (pmeminfo[0].stname.entype, mem_ops_zone_createv, + (pmeminfo, inum, paddr_array, iarray_num)); + NSCOMM_LOGINF ("mem create fail] memtype=%d", pmeminfo[0].stname.entype); + return NSFW_MEM_ERR; +} + +/***************************************************************************** +* Prototype : nsfw_mem_zone_lookup +* Description : look up a memory +* 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* 2. if the memory is shared, pname->enowner indicate that who create this memory. +* note : 1. when calling any shared memory create inferface, the name of memory end with _0 created by nStackMain, +* end with none created by nStackMaster, and end with _<pid> created by other. +* 2. pname->enowner is available only when call look up shared memory. +* 3. if the roles of process is NSFW_PROC_MASTER but the memory was created by others, or pname->enowner is NSFW_PROC_NULL, +* the name must be full name. +* for examles if the memory was created by nStackMain and pname->enowner is NSFW_PROC_NULL, +* must add '_0' at the end of name, if the memory was created by app and the role of process is NSFW_PROC_MASTER, must add +* _(pid) at the end of name, nstack_123. +* Input : nsfw_mem_name* pname +* Output : None +* Return Value : mzone_handle +* Calls : +* Called By : +* +*****************************************************************************/ +mzone_handle +nsfw_mem_zone_lookup (nsfw_mem_name * pname) +{ + NSFW_MEM_NAME_CHECK_RET_NULL (pname, "mem zone look up"); + MEM_OP_CALL_OK_RET (pname->entype, mem_ops_zone_lookup, (pname)); + NSCOMM_LOGERR ("mem lookup fail] memtype=%d, name=%s ", pname->entype, + pname->aname); + return NULL; +} + +/***************************************************************************** +* Prototype : nsfw_mem_zone_release +* Description : release a memory +* Input : nsfw_mem_name* pname +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_zone_release (nsfw_mem_name * pname) +{ + NSFW_MEM_NAME_CHECK_RET_ERR (pname, "mem zone release"); + MEM_OP_CALL_OK_RET (pname->entype, mem_ops_mzone_release, (pname)); + NSCOMM_LOGERR ("mem release fail] memtype=%d, name=%s", pname->entype, + pname->aname); + return NSFW_MEM_ERR; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbfmp_create +* Description : create a mbuf pool +* Input : nsfw_mem_mbfpool* pbufinfo +* Output : None +* Return Value : mpool_handle +* Calls : +* Called By : +* +*****************************************************************************/ +mpool_handle +nsfw_mem_mbfmp_create (nsfw_mem_mbfpool * pbufinfo) +{ + if ((NULL == pbufinfo) || (pbufinfo->stname.entype >= NSFW_MEM_TYPEMAX)) + { + NSCOMM_LOGERR ("input para error] pbufinfo=%p, mtype=%d", pbufinfo, + pbufinfo ? pbufinfo->stname.entype : (-1)); + return NULL; + } + + MEM_OP_CALL_OK_RET (pbufinfo->stname.entype, mem_ops_mbfmp_create, + (pbufinfo)); + NSCOMM_LOGERR ("mbufmp create fail] memtype=%d, name=%s ", + pbufinfo->stname.entype, pbufinfo->stname.aname); + return NULL; +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbfmp_createv +* Description : create some mbuf pools +* 1. the name of lenth must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_mbfpool* pmbfname +* i32 inum +* mpool_handle* phandle_array +* i32 iarray_num +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_mbfmp_createv (nsfw_mem_mbfpool * pmbfname, i32 inum, + mpool_handle * phandle_array, i32 iarray_num) +{ + if ((NULL == pmbfname) || (NULL == phandle_array) + || (inum != iarray_num) || (inum <= 0) + || (pmbfname[0].stname.entype >= NSFW_MEM_TYPEMAX)) + { + NSCOMM_LOGERR + ("input para error] pmbfname=%p, inum=%d, phandle_array=%p, iarray_num=%d", + pmbfname, inum, phandle_array, iarray_num, + pmbfname ? pmbfname[0].stname.entype : (-1)); + return NSFW_MEM_ERR; + } + + MEM_OP_CALL_OK_RET (pmbfname[0].stname.entype, mem_ops_mbfmp_createv, + (pmbfname, inum, phandle_array, iarray_num)); + NSCOMM_LOGERR ("mbufmp createv fail] memtype=%d", + pmbfname[0].stname.entype); + return NSFW_MEM_ERR; +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbf_alloc +* Description : alloc a mbuf from mbuf pool +* Input : mpool_handle mhandle +* nsfw_mem_type entype +* Output : None +* Return Value : mbuf_handle +* Calls : +* Called By : +*****************************************************************************/ +mbuf_handle +nsfw_mem_mbf_alloc (mpool_handle mhandle, nsfw_mem_type entype) +{ + NSFW_MEM_MBUF_CHECK_RET_NULL (mhandle, entype, "mbf alloc"); + MEM_OP_CALL_OK_RET (entype, mem_ops_mbf_alloc, (mhandle)); + NSCOMM_LOGERR ("mbf alloc fail] handle=%p, type=%d", mhandle, entype); + return NULL; +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbf_free +* Description : put a mbuf backintp mbuf pool +* Input : mbuf_handle mhandle +* nsfw_mem_type entype +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_mbf_free (mbuf_handle mhandle, nsfw_mem_type entype) +{ + NSFW_MEM_MBUF_CHECK_RET_ERR (mhandle, entype, "mbuf free"); + MEM_OP_CALL_OK_RET (entype, mem_ops_mbf_free, (mhandle)); + NSCOMM_LOGERR ("mbf free fail] handle=%p, type=%d", mhandle, entype); + return NSFW_MEM_ERR; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbfmp_lookup +* Description : look up mbuf mpool +* 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* 2. if the memory is shared, pname->enowner indicate that who create this memory. +* note : 1. when calling any shared memory create inferface, the name of memory end with _0 created by nStackMain, +* end with none created by nStackMaster, and end with _<pid> created by other. +* 2. pname->enowner is available only when call look up shared memory. +* 3. if the roles of process is NSFW_PROC_MASTER but the memory was created by others, or pname->enowner is NSFW_PROC_NULL, +* the name must be full name. +* for examles if the memory was created by nStackMain and pname->enowner is NSFW_PROC_NULL, +* must add '_0' at the end of name, if the memory was created by app and the role of process is NSFW_PROC_MASTER, must add +* _(pid) at the end of name, nstack_123. +* Input : nsfw_mem_name* pmbfname +* Output : None +* Return Value : mpool_handle +* Calls : +* Called By : +* +*****************************************************************************/ +mpool_handle +nsfw_mem_mbfmp_lookup (nsfw_mem_name * pmbfname) +{ + NSFW_MEM_NAME_CHECK_RET_NULL (pmbfname, "mbuf pool look up"); + MEM_OP_CALL_OK_RET (pmbfname->entype, mem_ops_mbfmp_lookup, (pmbfname)); + NSCOMM_LOGERR ("mbufmp lookup fail] memtype=%d, name=%s ", pmbfname->entype, + pmbfname->aname); + return NULL; +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbfmp_release +* Description : release mbuf pool +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_name* pname +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_mbfmp_release (nsfw_mem_name * pname) +{ + NSFW_MEM_NAME_CHECK_RET_ERR (pname, "mbuf mp release"); + MEM_OP_CALL_OK_RET (pname->entype, mem_ops_mbfmp_release, (pname)); + NSCOMM_LOGERR ("mbfmp release fail] memtype=%d, name=%s", pname->entype, + pname->aname); + return NSFW_MEM_ERR; +} + +/***************************************************************************** +* Prototype : nsfw_mem_sp_create +* Description : create a simple pool +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_sppool* pmpinfo +* Output : None +* Return Value : mring_handle +* Calls : +* Called By : +* +*****************************************************************************/ +mring_handle +nsfw_mem_sp_create (nsfw_mem_sppool * pmpinfo) +{ + if ((NULL == pmpinfo) || (pmpinfo->stname.entype >= NSFW_MEM_TYPEMAX)) + { + NSCOMM_LOGERR ("input para error] pmpinfo=%p, mtype=%d", pmpinfo, + pmpinfo ? pmpinfo->stname.entype : (-1)); + return NULL; + } + + MEM_OP_CALL_OK_RET (pmpinfo->stname.entype, mem_ops_sp_create, (pmpinfo)); + NSCOMM_LOGERR ("sp create fail] memtype=%d, name=%s ", + pmpinfo->stname.entype, pmpinfo->stname.aname); + return NULL; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_sp_createv +* Description : create some simple pools one time +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_sppool* pmpinfo +* i32 inum +* mring_handle* pringhandle_array +* i32 iarray_num +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_sp_createv (nsfw_mem_sppool * pmpinfo, i32 inum, + mring_handle * pringhandle_array, i32 iarray_num) +{ + NSFW_MEM_RINGV_CHECK_RET (pmpinfo, inum, pringhandle_array, iarray_num); + MEM_OP_CALL_OK_RET (pmpinfo[0].stname.entype, mem_ops_sp_createv, + (pmpinfo, inum, pringhandle_array, iarray_num)); + NSCOMM_LOGERR ("sp createv fail] memtype=%d", pmpinfo[0].stname.entype); + return NSFW_MEM_ERR; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_sp_ring_create +* Description : create a simple pool with many rings +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_mring* pringinfo +* mring_handle* pringhandle_array +* i32 iringnum +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_sp_ring_create (nsfw_mem_mring * pringinfo, + mring_handle * pringhandle_array, i32 iringnum) +{ + NSFW_MEM_RING_CHECK_RET (pringinfo, pringhandle_array, iringnum); + MEM_OP_CALL_OK_RET (pringinfo[0].stname.entype, mem_ops_spring_create, + (pringinfo, pringhandle_array, iringnum)); + NSCOMM_LOGERR ("mppool spring creat fail] memtype=%d", + pringinfo[0].stname.entype); + return NSFW_MEM_ERR; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_sp_release +* Description : release a simple mempool +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* Input : nsfw_mem_name* pname +* Output : None +* Return Value : i32 +* Calls : +* Called By : +*****************************************************************************/ +i32 +nsfw_mem_sp_release (nsfw_mem_name * pname) +{ + NSFW_MEM_NAME_CHECK_RET_ERR (pname, "sp release"); + MEM_OP_CALL_OK_RET (pname->entype, mem_ops_sp_release, (pname)); + NSCOMM_LOGERR ("sp release fail] memtype=%d, name=%s ", pname->entype, + pname->aname); + return NSFW_MEM_ERR; +} + +/***************************************************************************** +* Prototype : nsfw_mem_sp_lookup +* Description : look up a simpile ring +* 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* 2. if the memory is shared, pname->enowner indicate that who create this memory. +* note : 1. when calling any shared memory create inferface, the name of memory end with _0 created by nStackMain, +* end with none created by nStackMaster, and end with _<pid> created by other. +* 2. pname->enowner is available only when call look up shared memory. +* 3. if the roles of process is NSFW_PROC_MASTER but the memory was created by others, or pname->enowner is NSFW_PROC_NULL, +* the name must be full name. +* for examles if the memory was created by nStackMain and pname->enowner is NSFW_PROC_NULL, +* must add '_0' at the end of name, if the memory was created by app and the role of process is NSFW_PROC_MASTER, must add +* _(pid) at the end of name, nstack_123. +* Input : nsfw_mem_name* pname +* Output : None +* Return Value : mring_handle +* Calls : +* Called By : +* +*****************************************************************************/ +mring_handle +nsfw_mem_sp_lookup (nsfw_mem_name * pname) +{ + NSFW_MEM_NAME_CHECK_RET_NULL (pname, "sp look up"); + MEM_OP_CALL_OK_RET (pname->entype, mem_ops_sp_lookup, (pname)); + NSCOMM_LOGERR ("sp lookup fail] memtype=%d, name=%s", pname->entype, + pname->aname); + return NULL; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_ring_create +* Description : create a ring +* note : 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* 2. shared memory ring (NSFW_SHMEM) just can put a pointor into the queue, the queue also point to a shared block memory. +* no shared memory ring(NSFW_NSHMEM) is other wise. +* Input : nsfw_mem_mring* pringinfo +* Output : None +* Return Value : mring_handle +* Calls : +* Called By : +* +*****************************************************************************/ +mring_handle +nsfw_mem_ring_create (nsfw_mem_mring * pringinfo) +{ + if ((NULL == pringinfo) || (pringinfo->stname.entype >= NSFW_MEM_TYPEMAX)) + { + NSCOMM_LOGERR ("input para error] pmpinfo=%p, mtype=%d", pringinfo, + pringinfo ? pringinfo->stname.entype : (-1)); + return NULL; + } + + MEM_OP_CALL_OK_RET (pringinfo->stname.entype, mem_ops_ring_create, + (pringinfo)); + NSCOMM_LOGERR ("ring create fail] memtype=%d, name=%s ", + pringinfo->stname.entype, pringinfo->stname.aname); + return NULL; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_ring_lookup +* Description : look up a ring by name +* 1. the lenth of name must be less than NSFW_MEM_APPNAME_LENTH. +* 2. if the memory is shared, pname->enowner indicate that who create this memory. +* note: +* 1. when calling any shared memory create inferface, the name of memory end with _0 created by nStackMain, +* end with none created by nStackMaster, and end with _<pid> created by other. +* 2. pname->enowner is available only when call look up shared memory. +* 3. if the roles of process is NSFW_PROC_MASTER but the memory was created by others, or pname->enowner is NSFW_PROC_NULL, +* the name must be full name. +* for examles if the memory was created by nStackMain and pname->enowner is NSFW_PROC_NULL, +* must add '_0' at the end of name, if the memory was created by app and the role of process is NSFW_PROC_MASTER, must add +* _(pid) at the end of name, nstack_123. +* Input : nsfw_mem_name* pname +* Output : None +* Return Value : mring_handle +* Calls : +* Called By : +* +* +*****************************************************************************/ +mring_handle +nsfw_mem_ring_lookup (nsfw_mem_name * pname) +{ + NSFW_MEM_NAME_CHECK_RET_NULL (pname, "ring lookup"); + MEM_OP_CALL_OK_RET (pname->entype, mem_ops_ring_lookup, (pname)); + NSCOMM_LOGERR ("ring lookup fail] memtype=%d, name=%s", pname->entype, + pname->aname); + return NULL; +} + +/***************************************************************************** +* Prototype : nsfw_mem_ring_reset +* Description : reset the number of producer and consumer, also, the +* state of ring reset to empty +* notes : must be called before doing any operations base on the ring +* Input : mring_handle mhandle +* nsfw_mpool_type entype +* Output : None +* Return Value : void +* Calls : +* Called By : +* +*****************************************************************************/ +void +nsfw_mem_ring_reset (mring_handle mhandle, nsfw_mpool_type entype) +{ + u32 loop = 0; + struct nsfw_mem_ring *ring = (struct nsfw_mem_ring *) mhandle; + + if (!ring) + { + return; + } + + ring->prod.head = 0; + ring->cons.tail = 0; + ring->ringflag = (u8) entype; + + /*init Ring */ + for (loop = 0; loop < ring->size; loop++) + { + /* + for a empty ring, version is the mapping head val - size + so the empty ring's ver is loop-size; + */ + ring->ring[loop].data_s.ver = (loop - ring->size); + ring->ring[loop].data_s.val = 0; + } + + return; +} + +/***************************************************************************** +* Prototype : nsfw_mem_ring_free_count +* Description : get the free number of ring +* Input : mring_handle mhandle +* Output : None +* Return Value : u32 +* Calls : +* Called By : +* +*****************************************************************************/ +u32 +nsfw_mem_ring_free_count (mring_handle mhandle) +{ + struct nsfw_mem_ring *temp = NULL; + u32 thead = 0; + u32 ttail = 0; + if (NULL == mhandle) + { + NSCOMM_LOGERR ("input para error] mhandle=%p", mhandle); + return 0; + } + + temp = (struct nsfw_mem_ring *) mhandle; + thead = temp->prod.head; + ttail = temp->cons.tail; + return ttail + temp->size - thead; +} + +/***************************************************************************** +* Prototype : nsfw_mem_ring_using_count +* Description : get the in using number of ring +* Input : mring_handle mhandle +* Output : None +* Return Value : u32 +* Calls : +* Called By : +* +*****************************************************************************/ +u32 +nsfw_mem_ring_using_count (mring_handle mhandle) +{ + struct nsfw_mem_ring *temp = NULL; + u32 thead = 0; + u32 ttail = 0; + if (NULL == mhandle) + { + NSCOMM_LOGERR ("input para error] mhandle=%p", mhandle); + return 0; + } + + temp = (struct nsfw_mem_ring *) mhandle; + thead = temp->prod.head; + ttail = temp->cons.tail; + return thead - ttail; +} + +/***************************************************************************** +* Prototype : nsfw_mem_ring_size +* Description : get size of ring +* Input : mring_handle mhandle +* Output : None +* Return Value : u32 +* Calls : +* Called By : +*****************************************************************************/ +u32 +nsfw_mem_ring_size (mring_handle mhandle) +{ + struct nsfw_mem_ring *temp = NULL; + + if (NULL == mhandle) + { + NSCOMM_LOGERR ("input para error] mhandle=%p", mhandle); + return 0; + } + + temp = (struct nsfw_mem_ring *) mhandle; + + return temp->size; +} + +#ifdef SYS_MEM_RES_STAT +/***************************************************************************** +* Prototype : nsfw_mem_mbfpool_free_count +* Description : get the free mbuf count of a mbuf pool +* Input : mpool_handle mhandle +* Output : None +* Return Value : u32 +* Calls : +* Called By : +* +*****************************************************************************/ +u32 +nsfw_mem_mbfpool_free_count (mpool_handle mhandle) +{ + if (!mhandle) + { + NSCOMM_LOGERR ("input para error] mhandle=%p", mhandle); + return 0; + } + struct common_mem_mempool *mp = (struct common_mem_mempool *) mhandle; + struct common_mem_ring *mp_ring = + (struct common_mem_ring *) (mp->ring_align); + if (!mp_ring) + { + NSCOMM_LOGERR ("ring is null"); + return 0; + } + u32 p_head = mp_ring->prod.head; + u32 c_tail = mp_ring->cons.tail; + + return p_head - c_tail; +} +#endif /* SYS_MEM_RES_STAT */ + +/***************************************************************************** +* Prototype : nsfw_mem_ring_release +* Description : release a ring memory +* notes : the lenth of name must be less than NSFW_MEM_APPNAME_LENTH +* Input : nsfw_mem_name* pname +* Output : None +* Return Value : i32 +* Calls : +* Called By : +*****************************************************************************/ +i32 +nsfw_mem_ring_release (nsfw_mem_name * pname) +{ + NSFW_MEM_NAME_CHECK_RET_ERR (pname, "ring release"); + MEM_OP_CALL_OK_RET (pname->entype, mem_ops_ring_release, (pname)); + NSCOMM_LOGERR ("ring release fail] name=%s, type=%d", pname->aname, + pname->entype); + return NSFW_MEM_ERR; + +} + +/***************************************************************************** +* Prototype : nsfw_mem_get_len +* Description : statics mbufpool, sppool, ring mem size. +* return: <=0, err happen, >0 mem size +* NSFW_MEM_MZONE: not surport because you already know the lenth when create +* Input : void * handle +* nsfw_mem_struct_type type +* Output : None +* Return Value : ssize_t +* Calls : +* Called By : +*****************************************************************************/ +ssize_t +nsfw_mem_get_len (void *handle, nsfw_mem_struct_type type) +{ + if (NULL == handle) + { + NSCOMM_LOGERR ("input para error] handle=%p", handle); + return -1; + } + if ((NSFW_MEM_SPOOL == type) || (NSFW_MEM_RING == type)) + { + struct nsfw_mem_ring *ring = (struct nsfw_mem_ring *) handle; + if (ring->memtype >= NSFW_MEM_TYPEMAX) + { + NSCOMM_LOGERR ("invalid ring] ring type=%u ,handle=%p", + ring->memtype, handle); + return -1; + } + MEM_OP_CALL_OK_RET (ring->memtype, mem_ops_mem_statics, (handle, type)); + } + else + { + MEM_OP_CALL_OK_RET (NSFW_SHMEM, mem_ops_mem_statics, (handle, type)); + } + return -1; +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbuf_pool_recycle +* Description : recycle mbuf +* Input : mpool_handle handle +* Output : None +* Return Value : i32 +* Calls : +* Called By : +*****************************************************************************/ +i32 +nsfw_mem_mbuf_pool_recycle (mpool_handle handle) +{ + MEM_OP_CALL_OK_RET (NSFW_SHMEM, mem_ops_mbuf_recycle, (handle)); + return -1; +} + +/***************************************************************************** +* Prototype : nsfw_mem_sp_iterator +* Description : spool iterator +* Input : mpool_handle handle +* u32 start +* u32 end +* nsfw_mem_item_fun fun +* void *argv +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_sp_iterator (mpool_handle handle, u32 start, u32 end, + nsfw_mem_item_fun fun, void *argv) +{ + MEM_OP_CALL_OK_RET (NSFW_SHMEM, mem_ops_sp_iterator, + (handle, start, end, fun, argv)); + return -1; +} + +/***************************************************************************** +* Prototype : nsfw_mem_mbuf_iterator +* Description : mbuf iterator +* Input : mpool_handle handle +* u32 start +* u32 end +* nsfw_mem_item_fun fun +* void *argv +* Output : None +* Return Value : i32 +* Calls : +* Called By : +* +*****************************************************************************/ +i32 +nsfw_mem_mbuf_iterator (mpool_handle handle, u32 start, u32 end, + nsfw_mem_item_fun fun, void *argv) +{ + MEM_OP_CALL_OK_RET (NSFW_SHMEM, mem_ops_mbuf_iterator, + (handle, start, end, fun, argv)); + return -1; +} + +/***************************************************************************** +* Prototype : nsfw_mem_dfx_ring_print +* Description : print ring info +* Input : mring_handle mhandle +* Output : None +* Return Value : if no err happen, return the lenth of string print, 0 or -1 maybe err happen +* Calls : +* Called By : +*****************************************************************************/ +i32 +nsfw_mem_dfx_ring_print (mring_handle mhandle, char *pbuf, int lenth) +{ + struct nsfw_mem_ring *temp = (struct nsfw_mem_ring *) mhandle; + u32 head = 0; + u32 tail = 0; + int ret = 0; + if ((!temp) || (!pbuf) || (lenth <= 0)) + { + return 0; + } + head = temp->prod.head; + tail = temp->cons.tail; + ret = + SPRINTF_S (pbuf, lenth, + "[.Head=%u,\n .Tail=%u,\n .(|Tail-Head|)=%u,\n .size=%u,\n .mask=%u]\n", + head, tail, (tail >= head) ? (tail - head) : (head - tail), + temp->size, temp->mask); + return ret; +} |