15     ngx_array_t *a;  in ngx_array_create()  local
17     a = ngx_palloc(p, sizeof(ngx_array_t));  in ngx_array_create()
18     if (a == NULL) {  in ngx_array_create()
22     if (ngx_array_init(a, p, n, size) != NGX_OK) {  in ngx_array_create()
26     return a;  in ngx_array_create()
31 ngx_array_destroy(ngx_array_t *a)  in ngx_array_destroy()  argument
35     p = a->pool;  in ngx_array_destroy()
37     if ((u_char *) a->elts + a->size * a->nalloc == p->d.last) {  in ngx_array_destroy()
38         p->d.last -= a->size * a->nalloc;  in ngx_array_destroy()
41     if ((u_char *) a + sizeof(ngx_array_t) == p->d.last) {  in ngx_array_destroy()
42         p->d.last = (u_char *) a;  in ngx_array_destroy()
48 ngx_array_push(ngx_array_t *a)  in ngx_array_push()  argument
54     if (a->nelts == a->nalloc) {  in ngx_array_push()
58         size = a->size * a->nalloc;  in ngx_array_push()
60         p = a->pool;  in ngx_array_push()
62         if ((u_char *) a->elts + size == p->d.last  in ngx_array_push()
63             && p->d.last + a->size <= p->d.end)  in ngx_array_push()
70             p->d.last += a->size;  in ngx_array_push()
71             a->nalloc++;  in ngx_array_push()
81             ngx_memcpy(new, a->elts, size);  in ngx_array_push()
82             a->elts = new;  in ngx_array_push()
83             a->nalloc *= 2;  in ngx_array_push()
87     elt = (u_char *) a->elts + a->size * a->nelts;  in ngx_array_push()
88     a->nelts++;  in ngx_array_push()
95 ngx_array_push_n(ngx_array_t *a, ngx_uint_t n)  in ngx_array_push_n()  argument
102     size = n * a->size;  in ngx_array_push_n()
104     if (a->nelts + n > a->nalloc) {  in ngx_array_push_n()
108         p = a->pool;  in ngx_array_push_n()
110         if ((u_char *) a->elts + a->size * a->nalloc == p->d.last  in ngx_array_push_n()
119             a->nalloc += n;  in ngx_array_push_n()
124             nalloc = 2 * ((n >= a->nalloc) ? n : a->nalloc);  in ngx_array_push_n()
126             new = ngx_palloc(p, nalloc * a->size);  in ngx_array_push_n()
131             ngx_memcpy(new, a->elts, a->nelts * a->size);  in ngx_array_push_n()
132             a->elts = new;  in ngx_array_push_n()
133             a->nalloc = nalloc;  in ngx_array_push_n()
137     elt = (u_char *) a->elts + a->size * a->nelts;  in ngx_array_push_n()
138     a->nelts += n;  in ngx_array_push_n()