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-rw-r--r--app/nginx/src/core/ngx_palloc.c430
1 files changed, 0 insertions, 430 deletions
diff --git a/app/nginx/src/core/ngx_palloc.c b/app/nginx/src/core/ngx_palloc.c
deleted file mode 100644
index d3044ac..0000000
--- a/app/nginx/src/core/ngx_palloc.c
+++ /dev/null
@@ -1,430 +0,0 @@
-
-/*
- * Copyright (C) Igor Sysoev
- * Copyright (C) Nginx, Inc.
- */
-
-
-#include <ngx_config.h>
-#include <ngx_core.h>
-
-
-static ngx_inline void *ngx_palloc_small(ngx_pool_t *pool, size_t size,
- ngx_uint_t align);
-static void *ngx_palloc_block(ngx_pool_t *pool, size_t size);
-static void *ngx_palloc_large(ngx_pool_t *pool, size_t size);
-
-
-ngx_pool_t *
-ngx_create_pool(size_t size, ngx_log_t *log)
-{
- ngx_pool_t *p;
-
- p = ngx_memalign(NGX_POOL_ALIGNMENT, size, log);
- if (p == NULL) {
- return NULL;
- }
-
- p->d.last = (u_char *) p + sizeof(ngx_pool_t);
- p->d.end = (u_char *) p + size;
- p->d.next = NULL;
- p->d.failed = 0;
-
- size = size - sizeof(ngx_pool_t);
- p->max = (size < NGX_MAX_ALLOC_FROM_POOL) ? size : NGX_MAX_ALLOC_FROM_POOL;
-
- p->current = p;
- p->chain = NULL;
- p->large = NULL;
- p->cleanup = NULL;
- p->log = log;
-
- return p;
-}
-
-
-void
-ngx_destroy_pool(ngx_pool_t *pool)
-{
- ngx_pool_t *p, *n;
- ngx_pool_large_t *l;
- ngx_pool_cleanup_t *c;
-
- for (c = pool->cleanup; c; c = c->next) {
- if (c->handler) {
- ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0,
- "run cleanup: %p", c);
- c->handler(c->data);
- }
- }
-
-#if (NGX_DEBUG)
-
- /*
- * we could allocate the pool->log from this pool
- * so we cannot use this log while free()ing the pool
- */
-
- for (l = pool->large; l; l = l->next) {
- ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0, "free: %p", l->alloc);
- }
-
- for (p = pool, n = pool->d.next; /* void */; p = n, n = n->d.next) {
- ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, pool->log, 0,
- "free: %p, unused: %uz", p, p->d.end - p->d.last);
-
- if (n == NULL) {
- break;
- }
- }
-
-#endif
-
- for (l = pool->large; l; l = l->next) {
- if (l->alloc) {
- ngx_free(l->alloc);
- }
- }
-
- for (p = pool, n = pool->d.next; /* void */; p = n, n = n->d.next) {
- ngx_free(p);
-
- if (n == NULL) {
- break;
- }
- }
-}
-
-
-void
-ngx_reset_pool(ngx_pool_t *pool)
-{
- ngx_pool_t *p;
- ngx_pool_large_t *l;
-
- for (l = pool->large; l; l = l->next) {
- if (l->alloc) {
- ngx_free(l->alloc);
- }
- }
-
- for (p = pool; p; p = p->d.next) {
- p->d.last = (u_char *) p + sizeof(ngx_pool_t);
- p->d.failed = 0;
- }
-
- pool->current = pool;
- pool->chain = NULL;
- pool->large = NULL;
-}
-
-
-void *
-ngx_palloc(ngx_pool_t *pool, size_t size)
-{
-#if !(NGX_DEBUG_PALLOC)
- if (size <= pool->max) {
- return ngx_palloc_small(pool, size, 1);
- }
-#endif
-
- return ngx_palloc_large(pool, size);
-}
-
-
-void *
-ngx_pnalloc(ngx_pool_t *pool, size_t size)
-{
-#if !(NGX_DEBUG_PALLOC)
- if (size <= pool->max) {
- return ngx_palloc_small(pool, size, 0);
- }
-#endif
-
- return ngx_palloc_large(pool, size);
-}
-
-
-static ngx_inline void *
-ngx_palloc_small(ngx_pool_t *pool, size_t size, ngx_uint_t align)
-{
- u_char *m;
- ngx_pool_t *p;
-
- p = pool->current;
-
- do {
- m = p->d.last;
-
- if (align) {
- m = ngx_align_ptr(m, NGX_ALIGNMENT);
- }
-
- if ((size_t) (p->d.end - m) >= size) {
- p->d.last = m + size;
-
- return m;
- }
-
- p = p->d.next;
-
- } while (p);
-
- return ngx_palloc_block(pool, size);
-}
-
-
-static void *
-ngx_palloc_block(ngx_pool_t *pool, size_t size)
-{
- u_char *m;
- size_t psize;
- ngx_pool_t *p, *new;
-
- psize = (size_t) (pool->d.end - (u_char *) pool);
-
- m = ngx_memalign(NGX_POOL_ALIGNMENT, psize, pool->log);
- if (m == NULL) {
- return NULL;
- }
-
- new = (ngx_pool_t *) m;
-
- new->d.end = m + psize;
- new->d.next = NULL;
- new->d.failed = 0;
-
- m += sizeof(ngx_pool_data_t);
- m = ngx_align_ptr(m, NGX_ALIGNMENT);
- new->d.last = m + size;
-
- for (p = pool->current; p->d.next; p = p->d.next) {
- if (p->d.failed++ > 4) {
- pool->current = p->d.next;
- }
- }
-
- p->d.next = new;
-
- return m;
-}
-
-
-static void *
-ngx_palloc_large(ngx_pool_t *pool, size_t size)
-{
- void *p;
- ngx_uint_t n;
- ngx_pool_large_t *large;
-
- p = ngx_alloc(size, pool->log);
- if (p == NULL) {
- return NULL;
- }
-
- n = 0;
-
- for (large = pool->large; large; large = large->next) {
- if (large->alloc == NULL) {
- large->alloc = p;
- return p;
- }
-
- if (n++ > 3) {
- break;
- }
- }
-
- large = ngx_palloc_small(pool, sizeof(ngx_pool_large_t), 1);
- if (large == NULL) {
- ngx_free(p);
- return NULL;
- }
-
- large->alloc = p;
- large->next = pool->large;
- pool->large = large;
-
- return p;
-}
-
-
-void *
-ngx_pmemalign(ngx_pool_t *pool, size_t size, size_t alignment)
-{
- void *p;
- ngx_pool_large_t *large;
-
- p = ngx_memalign(alignment, size, pool->log);
- if (p == NULL) {
- return NULL;
- }
-
- large = ngx_palloc_small(pool, sizeof(ngx_pool_large_t), 1);
- if (large == NULL) {
- ngx_free(p);
- return NULL;
- }
-
- large->alloc = p;
- large->next = pool->large;
- pool->large = large;
-
- return p;
-}
-
-
-ngx_int_t
-ngx_pfree(ngx_pool_t *pool, void *p)
-{
- ngx_pool_large_t *l;
-
- for (l = pool->large; l; l = l->next) {
- if (p == l->alloc) {
- ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, pool->log, 0,
- "free: %p", l->alloc);
- ngx_free(l->alloc);
- l->alloc = NULL;
-
- return NGX_OK;
- }
- }
-
- return NGX_DECLINED;
-}
-
-
-void *
-ngx_pcalloc(ngx_pool_t *pool, size_t size)
-{
- void *p;
-
- p = ngx_palloc(pool, size);
- if (p) {
- ngx_memzero(p, size);
- }
-
- return p;
-}
-
-
-ngx_pool_cleanup_t *
-ngx_pool_cleanup_add(ngx_pool_t *p, size_t size)
-{
- ngx_pool_cleanup_t *c;
-
- c = ngx_palloc(p, sizeof(ngx_pool_cleanup_t));
- if (c == NULL) {
- return NULL;
- }
-
- if (size) {
- c->data = ngx_palloc(p, size);
- if (c->data == NULL) {
- return NULL;
- }
-
- } else {
- c->data = NULL;
- }
-
- c->handler = NULL;
- c->next = p->cleanup;
-
- p->cleanup = c;
-
- ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, p->log, 0, "add cleanup: %p", c);
-
- return c;
-}
-
-
-void
-ngx_pool_run_cleanup_file(ngx_pool_t *p, ngx_fd_t fd)
-{
- ngx_pool_cleanup_t *c;
- ngx_pool_cleanup_file_t *cf;
-
- for (c = p->cleanup; c; c = c->next) {
- if (c->handler == ngx_pool_cleanup_file) {
-
- cf = c->data;
-
- if (cf->fd == fd) {
- c->handler(cf);
- c->handler = NULL;
- return;
- }
- }
- }
-}
-
-
-void
-ngx_pool_cleanup_file(void *data)
-{
- ngx_pool_cleanup_file_t *c = data;
-
- ngx_log_debug1(NGX_LOG_DEBUG_ALLOC, c->log, 0, "file cleanup: fd:%d",
- c->fd);
-
- if (ngx_close_file(c->fd) == NGX_FILE_ERROR) {
- ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
- ngx_close_file_n " \"%s\" failed", c->name);
- }
-}
-
-
-void
-ngx_pool_delete_file(void *data)
-{
- ngx_pool_cleanup_file_t *c = data;
-
- ngx_err_t err;
-
- ngx_log_debug2(NGX_LOG_DEBUG_ALLOC, c->log, 0, "file cleanup: fd:%d %s",
- c->fd, c->name);
-
- if (ngx_delete_file(c->name) == NGX_FILE_ERROR) {
- err = ngx_errno;
-
- if (err != NGX_ENOENT) {
- ngx_log_error(NGX_LOG_CRIT, c->log, err,
- ngx_delete_file_n " \"%s\" failed", c->name);
- }
- }
-
- if (ngx_close_file(c->fd) == NGX_FILE_ERROR) {
- ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno,
- ngx_close_file_n " \"%s\" failed", c->name);
- }
-}
-
-
-#if 0
-
-static void *
-ngx_get_cached_block(size_t size)
-{
- void *p;
- ngx_cached_block_slot_t *slot;
-
- if (ngx_cycle->cache == NULL) {
- return NULL;
- }
-
- slot = &ngx_cycle->cache[(size + ngx_pagesize - 1) / ngx_pagesize];
-
- slot->tries++;
-
- if (slot->number) {
- p = slot->block;
- slot->block = slot->block->next;
- slot->number--;
- return p;
- }
-
- return NULL;
-}
-
-#endif