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version 1.7, 2016/05/18 12:47:42
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version 1.11, 2024/10/28 09:58:51
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Line 12 terms:
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Line 12 terms:
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| All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
| Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
| |
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| Copyright 2004 - 2016 | Copyright 2004 - 2024 |
| by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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| Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
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Line 91 mpool_init(u_long maxmem)
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Line 91 mpool_init(u_long maxmem)
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| void |
void |
| mpool_destroy(mpool_t ** __restrict mp) |
mpool_destroy(mpool_t ** __restrict mp) |
| { |
{ |
| struct tagAlloc *m; | struct tagAlloc *m, *n; |
| register int i; |
register int i; |
| |
|
| if (!mp && !*mp) | if (!mp || !*mp) |
| return; |
return; |
| |
|
| mpool_lock(*mp); |
mpool_lock(*mp); |
| |
|
| for (i = 0; i < MEM_BUCKETS; i++) { |
for (i = 0; i < MEM_BUCKETS; i++) { |
| while ((m = TAILQ_FIRST(&(*mp)->pool_active[i]))) { | for (m = TAILQ_FIRST(&(*mp)->pool_active[i]); m; m = n) { |
| TAILQ_REMOVE(&(*mp)->pool_active[i], m, alloc_node); | n = TAILQ_NEXT(m, alloc_node); |
| if (m->alloc_mem) |
if (m->alloc_mem) |
| free(m->alloc_mem); |
free(m->alloc_mem); |
| free(m); |
free(m); |
| } |
} |
| while ((m = TAILQ_FIRST(&(*mp)->pool_inactive[i]))) { | for (m = TAILQ_FIRST(&(*mp)->pool_inactive[i]); m; m = n) { |
| TAILQ_REMOVE(&(*mp)->pool_inactive[i], m, alloc_node); | n = TAILQ_NEXT(m, alloc_node); |
| if (m->alloc_mem) |
if (m->alloc_mem) |
| free(m->alloc_mem); |
free(m->alloc_mem); |
| free(m); |
free(m); |
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Line 219 mpool_malloc(mpool_t * __restrict mp, u_int size, cons
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Line 219 mpool_malloc(mpool_t * __restrict mp, u_int size, cons
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| } else { /* quota */ |
} else { /* quota */ |
| mp->pool_quota.curr += size; |
mp->pool_quota.curr += size; |
| mp->pool_quota.real += 1 << (idx + MEM_MIN_BUCKET); |
mp->pool_quota.real += 1 << (idx + MEM_MIN_BUCKET); |
| |
#ifdef MPOOL_MEM_ZERO |
| memset(m->alloc_mem, 0, align + 12); |
memset(m->alloc_mem, 0, align + 12); |
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#endif |
| } |
} |
| } |
} |
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Line 236 mpool_malloc(mpool_t * __restrict mp, u_int size, cons
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Line 238 mpool_malloc(mpool_t * __restrict mp, u_int size, cons
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| } |
} |
| |
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| /* |
/* |
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* mpool_calloc() - Multiple memory block allocation |
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* |
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* @mp = Memory pool |
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* @nmemb = Number of memory blocks |
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* @size = Size |
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* @memname = Optional memory block name |
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* return: NULL error or !=NULL ok allocated memory |
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*/ |
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void * |
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mpool_calloc(mpool_t * __restrict mp, u_int nmemb, u_int size, const char *memname) |
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{ |
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void *m; |
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u_int total = nmemb * size; |
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|
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m = mpool_malloc(mp, total, memname); |
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#ifndef MPOOL_MEM_ZERO |
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if (m) |
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memset(m, 0, total); |
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#endif |
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return m; |
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} |
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|
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/* |
| * mpool_realloc() Reallocate memory block with new size |
* mpool_realloc() Reallocate memory block with new size |
| * |
* |
| * @mp = Memory pool |
* @mp = Memory pool |
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Line 619 mpool_getquota(mpool_t * __restrict mp, u_long *currme
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Line 644 mpool_getquota(mpool_t * __restrict mp, u_long *currme
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| * |
* |
| * @mp = Memory pool |
* @mp = Memory pool |
| * @cb = Export statistics to callback |
* @cb = Export statistics to callback |
| * return: none | * return: -1 error or >0 bytes in data buffer |
| */ |
*/ |
| void | int |
| mpool_statistics(mpool_t * __restrict mp, mpool_stat_cb cb) | mpool_statistics(mpool_t * __restrict mp, mpool_stat_cb cb, void *data, u_int datlen) |
| { |
{ |
| struct tagAlloc *m; |
struct tagAlloc *m; |
| register int i, act, inact; |
register int i, act, inact; |
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int len = 0; |
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| if (!mp || !cb) |
if (!mp || !cb) |
| return; | return -1; |
| |
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| for (i = act = inact = 0; i < MEM_BUCKETS; act = inact = 0, i++) { |
for (i = act = inact = 0; i < MEM_BUCKETS; act = inact = 0, i++) { |
| TAILQ_FOREACH(m, &mp->pool_active[i], alloc_node) |
TAILQ_FOREACH(m, &mp->pool_active[i], alloc_node) |
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Line 636 mpool_statistics(mpool_t * __restrict mp, mpool_stat_c
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Line 662 mpool_statistics(mpool_t * __restrict mp, mpool_stat_c
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| TAILQ_FOREACH(m, &mp->pool_inactive[i], alloc_node) |
TAILQ_FOREACH(m, &mp->pool_inactive[i], alloc_node) |
| inact++; |
inact++; |
| |
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| cb(1 << (i + MEM_MIN_BUCKET), act, inact); | len += cb(1 << (i + MEM_MIN_BUCKET), act, inact, data, datlen); |
| } |
} |
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|
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return len; |
| } |
} |
| |
|
| /* ----------------------------------------------------------- */ |
/* ----------------------------------------------------------- */ |
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Line 664 mpool_xmalloc(size_t size)
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Line 692 mpool_xmalloc(size_t size)
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| void * |
void * |
| mpool_xcalloc(size_t num, size_t size) |
mpool_xcalloc(size_t num, size_t size) |
| { |
{ |
| return mpool_malloc(elwix_mpool, num * size, elwix_Prog); | return mpool_calloc(elwix_mpool, num, size, elwix_Prog); |
| } |
} |
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| /* |
/* |
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Line 705 mpool_xstrdup(const char *str)
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Line 733 mpool_xstrdup(const char *str)
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| } |
} |
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| /* |
/* |
| * mpool_xstatistics() - elwix memory pool statistics wrapper | * mpool_xstatistics() - elwix default memory pool statistics wrapper |
| * |
* |
| * @cb = Export statistics to callback |
* @cb = Export statistics to callback |
| * return: none | * @data = data buffer |
| | * @datlen = data buffer length |
| | * return: >0 data in string buffer |
| */ |
*/ |
| void | int |
| mpool_xstatistics(mpool_stat_cb cb) | mpool_xstatistics(mpool_stat_cb cb, void *data, u_int datlen) |
| { |
{ |
| mpool_statistics(elwix_mpool, cb); | return mpool_statistics(elwix_mpool, cb, data, datlen); |
| } |
} |
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| static void | static int |
| xdump_show(u_int size, u_int act, u_int inact) | xdump_show(u_int size, u_int act, u_int inact, void *data, u_int datlen) |
| { |
{ |
| if (!act && !inact) |
if (!act && !inact) |
| return; /* skip empty bucket */ | return 0; /* skip empty bucket */ |
| |
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| if (size < 1024) |
if (size < 1024) |
| printf("\t\t* BUCKET %uB size, %u active, %u inactive\n", |
printf("\t\t* BUCKET %uB size, %u active, %u inactive\n", |
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Line 731 xdump_show(u_int size, u_int act, u_int inact)
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Line 761 xdump_show(u_int size, u_int act, u_int inact)
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| else |
else |
| printf("\t\t* BUCKET %uMB size, %u active, %u inactive\n", |
printf("\t\t* BUCKET %uMB size, %u active, %u inactive\n", |
| size / 1048576, act, inact); |
size / 1048576, act, inact); |
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|
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return 0; |
| } |
} |
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static int |
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xdump_show2(u_int size, u_int act, u_int inact, void *data, u_int datlen) |
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{ |
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char szStr[STRSIZ], *str = data; |
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int len = 0; |
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|
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if (!data || !datlen) |
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return 0; /* skip missing data buffer */ |
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if (!act && !inact) |
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return 0; /* skip empty bucket */ |
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|
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if (size < 1024) |
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len = snprintf(szStr, sizeof szStr, "\t\t* BUCKET %uB size, %u active, %u inactive\n", |
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size, act, inact); |
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else if (size < 1048576) |
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len = snprintf(szStr, sizeof szStr, "\t\t* BUCKET %uKB size, %u active, %u inactive\n", |
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size / 1024, act, inact); |
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else |
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len = snprintf(szStr, sizeof szStr, "\t\t* BUCKET %uMB size, %u active, %u inactive\n", |
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size / 1048576, act, inact); |
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|
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strlcat(str, szStr, datlen); |
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return len; |
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} |
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|
| /* |
/* |
| * mpool_dump() - Dump elwix memory pool statistics |
* mpool_dump() - Dump elwix memory pool statistics |
| * |
* |
|
Line 755 mpool_dump(mpool_t * __restrict mp, const char *fmt, .
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Line 812 mpool_dump(mpool_t * __restrict mp, const char *fmt, .
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| printf("\n%s(%d)\n", __func__, __LINE__); |
printf("\n%s(%d)\n", __func__, __LINE__); |
| |
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| printf("------------------------------------------------------------\n"); |
printf("------------------------------------------------------------\n"); |
| printf( " ELWIX memory pool ::\n" | printf( " ELWIX memory pool %p ::\n" |
| "\t- quotas Current/Real/Max = %lu/%lu/%lu\n" |
"\t- quotas Current/Real/Max = %lu/%lu/%lu\n" |
| "\t- calls Alloc/Free/Cache = %lu/%lu/%lu\n" |
"\t- calls Alloc/Free/Cache = %lu/%lu/%lu\n" |
| "\t- bytes Alloc/Free/Cache = %lu/%lu/%lu\n" |
"\t- bytes Alloc/Free/Cache = %lu/%lu/%lu\n" |
| "\t- buckets :\n", | "\t- buckets :\n", mp, |
| p->pool_quota.curr, p->pool_quota.real, p->pool_quota.max, |
p->pool_quota.curr, p->pool_quota.real, p->pool_quota.max, |
| p->pool_calls.alloc, p->pool_calls.free, p->pool_calls.cache, |
p->pool_calls.alloc, p->pool_calls.free, p->pool_calls.cache, |
| p->pool_bytes.alloc, p->pool_bytes.free, p->pool_bytes.cache); |
p->pool_bytes.alloc, p->pool_bytes.free, p->pool_bytes.cache); |
| |
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| mpool_statistics(p, xdump_show); | mpool_statistics(p, xdump_show, NULL, 0); |
| printf("------------------------------------------------------------\n"); |
printf("------------------------------------------------------------\n"); |
| } |
} |
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|
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/* |
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* mpool_dump2() - Dump elwix memory pool statistics to string |
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* |
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* @mp = memory pool, if =NULL dump elwix default memory pool |
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* @str = string buffer |
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* @strlen = string buffer length |
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* return: >0 data in string buffer |
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*/ |
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int |
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mpool_dump2(mpool_t * __restrict mp, char *str, int strlen) |
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{ |
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int len; |
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mpool_t *p = mp ? mp : elwix_mpool; |
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|
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len = snprintf(str, strlen, |
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"------------------------------------------------------------\n"); |
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len += snprintf(str + len, strlen - len, " ELWIX memory pool %p ::\n" |
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"\t- quotas Current/Real/Max = %lu/%lu/%lu\n" |
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"\t- calls Alloc/Free/Cache = %lu/%lu/%lu\n" |
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"\t- bytes Alloc/Free/Cache = %lu/%lu/%lu\n" |
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"\t- buckets :\n", mp, |
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p->pool_quota.curr, p->pool_quota.real, p->pool_quota.max, |
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p->pool_calls.alloc, p->pool_calls.free, p->pool_calls.cache, |
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p->pool_bytes.alloc, p->pool_bytes.free, p->pool_bytes.cache); |
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len += mpool_statistics(p, xdump_show2, str + len, strlen - len); |
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len += snprintf(str + len, strlen - len, |
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"------------------------------------------------------------\n"); |
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|
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return len; |
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} |