4 This file is part of polypaudio.
6 polypaudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as
8 published by the Free Software Foundation; either version 2.1 of the
9 License, or (at your option) any later version.
11 polypaudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with polypaudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
34 static void stat_add(struct pa_memblock*m, struct pa_memblock_stat *s) {
37 m->stat = pa_memblock_stat_ref(s);
40 s->total_size += m->length;
41 s->allocated_size += m->length;
44 static void stat_remove(struct pa_memblock *m) {
51 m->stat->total_size -= m->length;
53 pa_memblock_stat_unref(m->stat);
57 struct pa_memblock *pa_memblock_new(size_t length, struct pa_memblock_stat*s) {
58 struct pa_memblock *b = pa_xmalloc(sizeof(struct pa_memblock)+length);
59 b->type = PA_MEMBLOCK_APPENDED;
68 struct pa_memblock *pa_memblock_new_fixed(void *d, size_t length, struct pa_memblock_stat*s) {
69 struct pa_memblock *b = pa_xmalloc(sizeof(struct pa_memblock));
70 b->type = PA_MEMBLOCK_FIXED;
79 struct pa_memblock *pa_memblock_new_dynamic(void *d, size_t length, struct pa_memblock_stat*s) {
80 struct pa_memblock *b = pa_xmalloc(sizeof(struct pa_memblock));
81 b->type = PA_MEMBLOCK_DYNAMIC;
90 struct pa_memblock *pa_memblock_new_user(void *d, size_t length, void (*free_cb)(void *p), struct pa_memblock_stat*s) {
91 struct pa_memblock *b;
92 assert(d && length && free_cb);
93 b = pa_xmalloc(sizeof(struct pa_memblock));
94 b->type = PA_MEMBLOCK_USER;
103 struct pa_memblock* pa_memblock_ref(struct pa_memblock*b) {
104 assert(b && b->ref >= 1);
109 void pa_memblock_unref(struct pa_memblock*b) {
110 assert(b && b->ref >= 1);
112 if ((--(b->ref)) == 0) {
115 if (b->type == PA_MEMBLOCK_USER) {
118 } else if (b->type == PA_MEMBLOCK_DYNAMIC)
125 void pa_memblock_unref_fixed(struct pa_memblock *b) {
126 assert(b && b->ref >= 1 && b->type == PA_MEMBLOCK_FIXED);
129 pa_memblock_unref(b);
131 b->data = pa_xmemdup(b->data, b->length);
132 b->type = PA_MEMBLOCK_DYNAMIC;
137 struct pa_memblock_stat* pa_memblock_stat_new(void) {
138 struct pa_memblock_stat *s;
140 s = pa_xmalloc(sizeof(struct pa_memblock_stat));
142 s->total = s->total_size = s->allocated = s->allocated_size = 0;
147 void pa_memblock_stat_unref(struct pa_memblock_stat *s) {
148 assert(s && s->ref >= 1);
156 struct pa_memblock_stat * pa_memblock_stat_ref(struct pa_memblock_stat *s) {