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9194a595 HW |
1 | Chinese translated version of Documentation/magic-number.txt |
2 | ||
3 | If you have any comment or update to the content, please post to LKML directly. | |
4 | However, if you have problem communicating in English you can also ask the | |
5 | Chinese maintainer for help. Contact the Chinese maintainer, if this | |
6 | translation is outdated or there is problem with translation. | |
7 | ||
8 | Chinese maintainer: Jia Wei Wei <harryxiyou@gmail.com> | |
9 | --------------------------------------------------------------------- | |
10 | Documentation/magic-number.txt的中文翻译 | |
11 | ||
12 | 如果想评论或更新本文的内容,请直接发信到LKML。如果你使用英文交流有困难的话,也可 | |
13 | 以向中文版维护者求助。如果本翻译更新不及时或者翻译存在问题,请联系中文版维护者。 | |
14 | ||
15 | 中文版维护者: 贾威威 Jia Wei Wei <harryxiyou@gmail.com> | |
16 | 中文版翻译者: 贾威威 Jia Wei Wei <harryxiyou@gmail.com> | |
17 | 中文版校译者: 贾威威 Jia Wei Wei <harryxiyou@gmail.com> | |
18 | ||
19 | 以下为正文 | |
20 | --------------------------------------------------------------------- | |
21 | 这个文件是有关当前使用的魔术值注册表。当你给一个结构添加了一个魔术值,你也应该把这个魔术值添加到这个文件,因为我们最好把用于各种结构的魔术值统一起来。 | |
22 | ||
23 | 使用魔术值来保护内核数据结构是一个非常好的主意。这就允许你在运行期检查(a)一个结构是否已经被攻击,或者(b)你已经给一个例行程序通过了一个错误的结构。后一种情况特别地有用---特别是当你通过一个空指针指向结构体的时候。tty源码,例如,经常通过特定驱动使用这种方法并且反复地排列特定方面的结构。 | |
24 | ||
25 | 使用魔术值的方法是在结构的开始处声明的,如下: | |
26 | ||
27 | struct tty_ldisc { | |
28 | int magic; | |
29 | ... | |
30 | }; | |
31 | ||
32 | 当你以后给内核添加增强功能的时候,请遵守这条规则!这样就会节省数不清的调试时间,特别是一些古怪的情况,例如,数组超出范围并且重新写了超出部分。遵守这个规则,这些情况可以被快速地,安全地避免。 | |
33 | ||
34 | Theodore Ts'o | |
35 | 31 Mar 94 | |
36 | ||
37 | 给当前的Linux 2.1.55添加魔术表。 | |
38 | ||
39 | Michael Chastain | |
40 | <mailto:mec@shout.net> | |
41 | 22 Sep 1997 | |
42 | ||
43 | 现在应该最新的Linux 2.1.112.因为在特性冻结期间,不能在2.2.x前改变任何东西。这些条目被数域所排序。 | |
44 | ||
45 | Krzysztof G.Baranowski | |
46 | <mailto: kgb@knm.org.pl> | |
47 | 29 Jul 1998 | |
48 | ||
49 | 更新魔术表到Linux 2.5.45。刚好越过特性冻结,但是有可能还会有一些新的魔术值在2.6.x之前融入到内核中。 | |
50 | ||
51 | Petr Baudis | |
52 | <pasky@ucw.cz> | |
53 | 03 Nov 2002 | |
54 | ||
55 | 更新魔术表到Linux 2.5.74。 | |
56 | ||
57 | Fabian Frederick | |
58 | <ffrederick@users.sourceforge.net> | |
59 | 09 Jul 2003 | |
60 | ||
61 | 魔术名 地址 结构 所在文件 | |
62 | =========================================================================== | |
63 | PG_MAGIC 'P' pg_{read,write}_hdr include/linux/pg.h | |
64 | CMAGIC 0x0111 user include/linux/a.out.h | |
65 | MKISS_DRIVER_MAGIC 0x04bf mkiss_channel drivers/net/mkiss.h | |
66 | RISCOM8_MAGIC 0x0907 riscom_port drivers/char/riscom8.h | |
67 | SPECIALIX_MAGIC 0x0907 specialix_port drivers/char/specialix_io8.h | |
68 | HDLC_MAGIC 0x239e n_hdlc drivers/char/n_hdlc.c | |
25eb650a | 69 | APM_BIOS_MAGIC 0x4101 apm_user arch/x86/kernel/apm_32.c |
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70 | CYCLADES_MAGIC 0x4359 cyclades_port include/linux/cyclades.h |
71 | DB_MAGIC 0x4442 fc_info drivers/net/iph5526_novram.c | |
72 | DL_MAGIC 0x444d fc_info drivers/net/iph5526_novram.c | |
73 | FASYNC_MAGIC 0x4601 fasync_struct include/linux/fs.h | |
74 | FF_MAGIC 0x4646 fc_info drivers/net/iph5526_novram.c | |
75 | ISICOM_MAGIC 0x4d54 isi_port include/linux/isicom.h | |
76 | PTY_MAGIC 0x5001 drivers/char/pty.c | |
77 | PPP_MAGIC 0x5002 ppp include/linux/if_pppvar.h | |
78 | SERIAL_MAGIC 0x5301 async_struct include/linux/serial.h | |
79 | SSTATE_MAGIC 0x5302 serial_state include/linux/serial.h | |
80 | SLIP_MAGIC 0x5302 slip drivers/net/slip.h | |
81 | STRIP_MAGIC 0x5303 strip drivers/net/strip.c | |
82 | X25_ASY_MAGIC 0x5303 x25_asy drivers/net/x25_asy.h | |
83 | SIXPACK_MAGIC 0x5304 sixpack drivers/net/hamradio/6pack.h | |
84 | AX25_MAGIC 0x5316 ax_disp drivers/net/mkiss.h | |
85 | ESP_MAGIC 0x53ee esp_struct drivers/char/esp.h | |
86 | TTY_MAGIC 0x5401 tty_struct include/linux/tty.h | |
87 | MGSL_MAGIC 0x5401 mgsl_info drivers/char/synclink.c | |
88 | TTY_DRIVER_MAGIC 0x5402 tty_driver include/linux/tty_driver.h | |
89 | MGSLPC_MAGIC 0x5402 mgslpc_info drivers/char/pcmcia/synclink_cs.c | |
90 | TTY_LDISC_MAGIC 0x5403 tty_ldisc include/linux/tty_ldisc.h | |
91 | USB_SERIAL_MAGIC 0x6702 usb_serial drivers/usb/serial/usb-serial.h | |
3396c782 | 92 | FULL_DUPLEX_MAGIC 0x6969 drivers/net/ethernet/dec/tulip/de2104x.c |
9194a595 HW |
93 | USB_BLUETOOTH_MAGIC 0x6d02 usb_bluetooth drivers/usb/class/bluetty.c |
94 | RFCOMM_TTY_MAGIC 0x6d02 net/bluetooth/rfcomm/tty.c | |
95 | USB_SERIAL_PORT_MAGIC 0x7301 usb_serial_port drivers/usb/serial/usb-serial.h | |
96 | CG_MAGIC 0x00090255 ufs_cylinder_group include/linux/ufs_fs.h | |
97 | A2232_MAGIC 0x000a2232 gs_port drivers/char/ser_a2232.h | |
98 | RPORT_MAGIC 0x00525001 r_port drivers/char/rocket_int.h | |
99 | LSEMAGIC 0x05091998 lse drivers/fc4/fc.c | |
100 | GDTIOCTL_MAGIC 0x06030f07 gdth_iowr_str drivers/scsi/gdth_ioctl.h | |
101 | RIEBL_MAGIC 0x09051990 drivers/net/atarilance.c | |
102 | RIO_MAGIC 0x12345678 gs_port drivers/char/rio/rio_linux.c | |
103 | SX_MAGIC 0x12345678 gs_port drivers/char/sx.h | |
104 | NBD_REQUEST_MAGIC 0x12560953 nbd_request include/linux/nbd.h | |
105 | RED_MAGIC2 0x170fc2a5 (any) mm/slab.c | |
106 | BAYCOM_MAGIC 0x19730510 baycom_state drivers/net/baycom_epp.c | |
107 | ISDN_X25IFACE_MAGIC 0x1e75a2b9 isdn_x25iface_proto_data | |
108 | drivers/isdn/isdn_x25iface.h | |
109 | ECP_MAGIC 0x21504345 cdkecpsig include/linux/cdk.h | |
110 | LSOMAGIC 0x27091997 lso drivers/fc4/fc.c | |
111 | LSMAGIC 0x2a3b4d2a ls drivers/fc4/fc.c | |
112 | WANPIPE_MAGIC 0x414C4453 sdla_{dump,exec} include/linux/wanpipe.h | |
113 | CS_CARD_MAGIC 0x43525553 cs_card sound/oss/cs46xx.c | |
114 | LABELCL_MAGIC 0x4857434c labelcl_info_s include/asm/ia64/sn/labelcl.h | |
115 | ISDN_ASYNC_MAGIC 0x49344C01 modem_info include/linux/isdn.h | |
116 | CTC_ASYNC_MAGIC 0x49344C01 ctc_tty_info drivers/s390/net/ctctty.c | |
117 | ISDN_NET_MAGIC 0x49344C02 isdn_net_local_s drivers/isdn/i4l/isdn_net_lib.h | |
118 | SAVEKMSG_MAGIC2 0x4B4D5347 savekmsg arch/*/amiga/config.c | |
119 | STLI_BOARDMAGIC 0x4bc6c825 stlibrd include/linux/istallion.h | |
120 | CS_STATE_MAGIC 0x4c4f4749 cs_state sound/oss/cs46xx.c | |
121 | SLAB_C_MAGIC 0x4f17a36d kmem_cache mm/slab.c | |
122 | COW_MAGIC 0x4f4f4f4d cow_header_v1 arch/um/drivers/ubd_user.c | |
123 | I810_CARD_MAGIC 0x5072696E i810_card sound/oss/i810_audio.c | |
124 | TRIDENT_CARD_MAGIC 0x5072696E trident_card sound/oss/trident.c | |
a786a7c0 | 125 | ROUTER_MAGIC 0x524d4157 wan_device [in wanrouter.h pre 3.9] |
9194a595 HW |
126 | SCC_MAGIC 0x52696368 gs_port drivers/char/scc.h |
127 | SAVEKMSG_MAGIC1 0x53415645 savekmsg arch/*/amiga/config.c | |
128 | GDA_MAGIC 0x58464552 gda arch/mips/include/asm/sn/gda.h | |
129 | RED_MAGIC1 0x5a2cf071 (any) mm/slab.c | |
130 | STL_PORTMAGIC 0x5a7182c9 stlport include/linux/stallion.h | |
131 | EEPROM_MAGIC_VALUE 0x5ab478d2 lanai_dev drivers/atm/lanai.c | |
132 | HDLCDRV_MAGIC 0x5ac6e778 hdlcdrv_state include/linux/hdlcdrv.h | |
133 | EPCA_MAGIC 0x5c6df104 channel include/linux/epca.h | |
134 | PCXX_MAGIC 0x5c6df104 channel drivers/char/pcxx.h | |
135 | KV_MAGIC 0x5f4b565f kernel_vars_s arch/mips/include/asm/sn/klkernvars.h | |
136 | I810_STATE_MAGIC 0x63657373 i810_state sound/oss/i810_audio.c | |
137 | TRIDENT_STATE_MAGIC 0x63657373 trient_state sound/oss/trident.c | |
138 | M3_CARD_MAGIC 0x646e6f50 m3_card sound/oss/maestro3.c | |
139 | FW_HEADER_MAGIC 0x65726F66 fw_header drivers/atm/fore200e.h | |
140 | SLOT_MAGIC 0x67267321 slot drivers/hotplug/cpqphp.h | |
141 | SLOT_MAGIC 0x67267322 slot drivers/hotplug/acpiphp.h | |
142 | LO_MAGIC 0x68797548 nbd_device include/linux/nbd.h | |
143 | OPROFILE_MAGIC 0x6f70726f super_block drivers/oprofile/oprofilefs.h | |
144 | M3_STATE_MAGIC 0x734d724d m3_state sound/oss/maestro3.c | |
145 | STL_PANELMAGIC 0x7ef621a1 stlpanel include/linux/stallion.h | |
146 | VMALLOC_MAGIC 0x87654320 snd_alloc_track sound/core/memory.c | |
147 | KMALLOC_MAGIC 0x87654321 snd_alloc_track sound/core/memory.c | |
148 | PWC_MAGIC 0x89DC10AB pwc_device drivers/usb/media/pwc.h | |
149 | NBD_REPLY_MAGIC 0x96744668 nbd_reply include/linux/nbd.h | |
150 | STL_BOARDMAGIC 0xa2267f52 stlbrd include/linux/stallion.h | |
151 | ENI155_MAGIC 0xa54b872d midway_eprom drivers/atm/eni.h | |
152 | SCI_MAGIC 0xbabeface gs_port drivers/char/sh-sci.h | |
153 | CODA_MAGIC 0xC0DAC0DA coda_file_info include/linux/coda_fs_i.h | |
154 | DPMEM_MAGIC 0xc0ffee11 gdt_pci_sram drivers/scsi/gdth.h | |
155 | STLI_PORTMAGIC 0xe671c7a1 stliport include/linux/istallion.h | |
156 | YAM_MAGIC 0xF10A7654 yam_port drivers/net/hamradio/yam.c | |
157 | CCB_MAGIC 0xf2691ad2 ccb drivers/scsi/ncr53c8xx.c | |
158 | QUEUE_MAGIC_FREE 0xf7e1c9a3 queue_entry drivers/scsi/arm/queue.c | |
159 | QUEUE_MAGIC_USED 0xf7e1cc33 queue_entry drivers/scsi/arm/queue.c | |
160 | HTB_CMAGIC 0xFEFAFEF1 htb_class net/sched/sch_htb.c | |
161 | NMI_MAGIC 0x48414d4d455201 nmi_s arch/mips/include/asm/sn/nmi.h | |
162 | ||
a9e73211 | 163 | 请注意,在声音记忆管理中仍然有一些特殊的为每个驱动定义的魔术值。查看include/sound/sndmagic.h来获取他们完整的列表信息。很多OSS声音驱动拥有自己从声卡PCI ID构建的魔术值-他们也没有被列在这里。 |
9194a595 HW |
164 | |
165 | IrDA子系统也使用了大量的自己的魔术值,查看include/net/irda/irda.h来获取他们完整的信息。 | |
166 | ||
167 | HFS是另外一个比较大的使用魔术值的文件系统-你可以在fs/hfs/hfs.h中找到他们。 |