| #ifndef __SOUND_SNDMAGIC_H |
| #define __SOUND_SNDMAGIC_H |
| |
| /* |
| * Magic allocation, deallocation, check |
| * Copyright (c) 2000 by Abramo Bagnara <abramo@alsa-project.org> |
| * |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| |
| |
| #ifdef CONFIG_SND_DEBUG_MEMORY |
| |
| void *_snd_magic_kcalloc(unsigned long magic, size_t size, int flags); |
| void *_snd_magic_kmalloc(unsigned long magic, size_t size, int flags); |
| void snd_magic_kfree(void *ptr); |
| |
| #define snd_magic_kcalloc(type, extra, flags) (type *) _snd_magic_kcalloc(type##_magic, sizeof(type) + extra, flags) |
| #define snd_magic_kmalloc(type, extra, flags) (type *) _snd_magic_kmalloc(type##_magic, sizeof(type) + extra, flags) |
| |
| static inline unsigned long _snd_magic_value(void *obj) |
| { |
| return obj == NULL ? -1 : *(((unsigned long *)obj) - 1); |
| } |
| |
| static inline int _snd_magic_bad(void *obj, unsigned long magic) |
| { |
| return _snd_magic_value(obj) != magic; |
| } |
| |
| #define snd_magic_cast1(t, expr, cmd) snd_magic_cast(t, expr, cmd) |
| |
| #define snd_magic_cast(type, ptr, action...) (type *) ({\ |
| void *__ptr = ptr;\ |
| unsigned long __magic = _snd_magic_value(__ptr);\ |
| if (__magic != type##_magic) {\ |
| snd_printk("bad MAGIC (0x%lx)\n", __magic);\ |
| action;\ |
| }\ |
| __ptr;\ |
| }) |
| |
| #define snd_device_t_magic 0xa15a00ff |
| #define snd_pcm_t_magic 0xa15a0101 |
| #define snd_pcm_file_t_magic 0xa15a0102 |
| #define snd_pcm_substream_t_magic 0xa15a0103 |
| #define snd_pcm_proc_private_t_magic 0xa15a0104 |
| #define snd_pcm_oss_file_t_magic 0xa15a0105 |
| #define snd_mixer_oss_t_magic 0xa15a0106 |
| |
| #define snd_info_private_data_t_magic 0xa15a0201 |
| #define snd_ctl_file_t_magic 0xa15a0301 |
| #define snd_kcontrol_t_magic 0xa15a0302 |
| #define snd_rawmidi_t_magic 0xa15a0401 |
| #define snd_rawmidi_file_t_magic 0xa15a0402 |
| #define snd_virmidi_t_magic 0xa15a0403 |
| #define snd_virmidi_dev_t_magic 0xa15a0404 |
| #define snd_timer_t_magic 0xa15a0501 |
| #define snd_timer_user_t_magic 0xa15a0502 |
| #define snd_hwdep_t_magic 0xa15a0601 |
| #define snd_seq_device_t_magic 0xa15a0701 |
| |
| #define es18xx_t_magic 0xa15a1101 |
| #define trident_t_magic 0xa15a1201 |
| #define es1938_t_magic 0xa15a1301 |
| #define cs46xx_t_magic 0xa15a1401 |
| #define ensoniq_t_magic 0xa15a1501 |
| #define sonicvibes_t_magic 0xa15a1601 |
| #define mpu401_t_magic 0xa15a1701 |
| #define fm801_t_magic 0xa15a1801 |
| #define ac97_t_magic 0xa15a1901 |
| #define ak4531_t_magic 0xa15a1a01 |
| #define snd_uart16550_t_magic 0xa15a1b01 |
| #define emu10k1_t_magic 0xa15a1c01 |
| #define emu10k1_pcm_t_magic 0xa15a1c02 |
| #define emu10k1_midi_t_magic 0xa15a1c03 |
| #define snd_gus_card_t_magic 0xa15a1d01 |
| #define gus_pcm_private_t_magic 0xa15a1d02 |
| #define gus_proc_private_t_magic 0xa15a1d03 |
| #define tea6330t_t_magic 0xa15a1e01 |
| #define ad1848_t_magic 0xa15a1f01 |
| #define cs4231_t_magic 0xa15a2001 |
| #define es1688_t_magic 0xa15a2101 |
| #define opti93x_t_magic 0xa15a2201 |
| #define emu8000_t_magic 0xa15a2301 |
| #define emu8000_proc_private_t_magic 0xa15a2302 |
| #define snd_emux_t_magic 0xa15a2303 |
| #define snd_emux_port_t_magic 0xa15a2304 |
| #define sb_t_magic 0xa15a2401 |
| #define snd_sb_csp_t_magic 0xa15a2402 |
| #define snd_card_dummy_t_magic 0xa15a2501 |
| #define snd_card_dummy_pcm_t_magic 0xa15a2502 |
| #define opl3_t_magic 0xa15a2601 |
| #define snd_seq_dummy_port_t_magic 0xa15a2701 |
| #define ice1712_t_magic 0xa15a2801 |
| #define ad1816a_t_magic 0xa15a2901 |
| #define intel8x0_t_magic 0xa15a2a01 |
| #define es1968_t_magic 0xa15a2b01 |
| #define esschan_t_magic 0xa15a2b02 |
| #define via686a_t_magic 0xa15a2c01 |
| #define pdplus_t_magic 0xa15a2d01 |
| #define cmipci_t_magic 0xa15a2e01 |
| #define ymfpci_t_magic 0xa15a2f01 |
| #define ymfpci_pcm_t_magic 0xa15a2f02 |
| #define cs4281_t_magic 0xa15a3001 |
| #define snd_i2c_bus_t_magic 0xa15a3101 |
| #define snd_i2c_device_t_magic 0xa15a3102 |
| #define cs8427_t_magic 0xa15a3111 |
| #define m3_t_magic 0xa15a3201 |
| #define m3_dma_t_magic 0xa15a3202 |
| #define nm256_t_magic 0xa15a3301 |
| #define nm256_dma_t_magic 0xa15a3302 |
| #define via8233_t_magic 0xa15a3401 |
| #define pmac_t_magic 0xa15a3501 |
| #define ali_t_magic 0xa15a3601 |
| #define mtpav_t_magic 0xa15a3701 |
| #define mtpav_port_t_magic 0xa15a3702 |
| #define korg1212_t_magic 0xa15a3800 |
| #define opl3sa2_t_magic 0xa15a3900 |
| #define serialmidi_t_magic 0xa15a3a00 |
| |
| #else |
| |
| #define snd_magic_kcalloc(type, extra, flags) (type *) snd_kcalloc(sizeof(type) + extra, flags) |
| #define snd_magic_kmalloc(type, extra, flags) (type *) kmalloc(sizeof(type) + extra, flags) |
| #define snd_magic_cast(type, ptr, retval) (type *) ptr |
| #define snd_magic_cast1(type, ptr, retval) snd_magic_cast(type, ptr, retval) |
| #define snd_magic_kfree kfree |
| |
| #endif |
| |
| #endif /* __SOUND_SNDMAGIC_H */ |
