lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[wireless ieee80211,ipw2200] Lindent source code

Browse Source 
No code changes, just Lindent + manual fixups.

This prepares us for updating to the latest Intel driver code, plus
gives the source code a nice facelift.
This commit is contained in:
Jeff Garzik
2005-09-07 00:48:31 -04:00
parent bbeec90b98
commit 0edd5b4491
10 changed files with 1658 additions and 1759 deletions
Download Patch File Download Diff File Expand all files Collapse all files

808
drivers/net/wireless/ipw2200.c
View File

File diff suppressed because it is too large Load Diff

148
drivers/net/wireless/ipw2200.h
View File

@@ -56,8 +56,7 @@
#include <linux/workqueue.h>
/* Authentication and Association States */
enum connection_manager_assoc_states
{
enum connection_manager_assoc_states {
CMAS_INIT = 0,
CMAS_TX_AUTH_SEQ_1,
CMAS_RX_AUTH_SEQ_2,
@@ -74,7 +73,6 @@ enum connection_manager_assoc_states
CMAS_LAST
};
#define IPW_WAIT (1<<0)
#define IPW_QUIET (1<<1)
#define IPW_ROAMING (1<<2)
@@ -190,7 +188,6 @@ enum connection_manager_assoc_states
#define DCT_FLAG_EXT_MODE_CCK 0x01
#define DCT_FLAG_EXT_MODE_OFDM 0x00
#define TX_RX_TYPE_MASK 0xFF
#define TX_FRAME_TYPE 0x00
#define TX_HOST_COMMAND_TYPE 0x01
@@ -252,8 +249,7 @@ struct clx2_queue {
int high_mark; /**< high watermark, stop queue if free space less than this */
} __attribute__ ((packed));
struct machdr32
{
struct machdr32 {
u16 frame_ctl;
u16 duration; // watch out for endians!
u8 addr1[MACADRR_BYTE_LEN];
@@ -264,8 +260,7 @@ struct machdr32
u16 qos_ctrl;
} __attribute__ ((packed));
struct machdr30
{
struct machdr30 {
u16 frame_ctl;
u16 duration; // watch out for endians!
u8 addr1[MACADRR_BYTE_LEN];
@@ -275,8 +270,7 @@ struct machdr30
u8 addr4[MACADRR_BYTE_LEN];
} __attribute__ ((packed));
struct machdr26
{
struct machdr26 {
u16 frame_ctl;
u16 duration; // watch out for endians!
u8 addr1[MACADRR_BYTE_LEN];
@@ -286,8 +280,7 @@ struct machdr26
u16 qos_ctrl;
} __attribute__ ((packed));
struct machdr24
{
struct machdr24 {
u16 frame_ctl;
u16 duration; // watch out for endians!
u8 addr1[MACADRR_BYTE_LEN];
@@ -297,23 +290,20 @@ struct machdr24
} __attribute__ ((packed));
// TX TFD with 32 byte MAC Header
struct tx_tfd_32
{
struct tx_tfd_32 {
struct machdr32 mchdr; // 32
u32 uivplaceholder[2]; // 8
} __attribute__ ((packed));
// TX TFD with 30 byte MAC Header
struct tx_tfd_30
{
struct tx_tfd_30 {
struct machdr30 mchdr; // 30
u8 reserved[2]; // 2
u32 uivplaceholder[2]; // 8
} __attribute__ ((packed));
// tx tfd with 26 byte mac header
struct tx_tfd_26
{
struct tx_tfd_26 {
struct machdr26 mchdr; // 26
u8 reserved1[2]; // 2
u32 uivplaceholder[2]; // 8
@@ -321,18 +311,15 @@ struct tx_tfd_26
} __attribute__ ((packed));
// tx tfd with 24 byte mac header
struct tx_tfd_24
{
struct tx_tfd_24 {
struct machdr24 mchdr; // 24
u32 uivplaceholder[2]; // 8
u8 reserved[8]; // 8
} __attribute__ ((packed));
#define DCT_WEP_KEY_FIELD_LENGTH 16
struct tfd_command
{
struct tfd_command {
u8 index;
u8 length;
u16 reserved;
@@ -365,8 +352,7 @@ struct tfd_data {
u8 reserved3;
/* 802.11 MAC Header */
union
{
union {
struct tx_tfd_24 tfd_24;
struct tx_tfd_26 tfd_26;
struct tx_tfd_30 tfd_30;
@@ -379,8 +365,7 @@ struct tfd_data {
u16 chunk_len[NUM_TFD_CHUNKS];
} __attribute__ ((packed));
struct txrx_control_flags
{
struct txrx_control_flags {
u8 message_type;
u8 rx_seq_num;
u8 control_bits;
@@ -390,8 +375,7 @@ struct txrx_control_flags
#define TFD_SIZE 128
#define TFD_CMD_IMMEDIATE_PAYLOAD_LENGTH (TFD_SIZE - sizeof(struct txrx_control_flags))
struct tfd_frame
{
struct tfd_frame {
struct txrx_control_flags control_flags;
union {
struct tfd_data data;
@@ -423,8 +407,7 @@ struct clx2_tx_queue {
#define SUP_RATE_11G_MAX_NUM_CHANNELS (12)
// Used for passing to driver number of successes and failures per rate
struct rate_histogram
{
struct rate_histogram {
union {
u32 a[SUP_RATE_11A_MAX_NUM_CHANNELS];
u32 b[SUP_RATE_11B_MAX_NUM_CHANNELS];
@@ -571,8 +554,7 @@ struct ipw_rx_header {
u8 reserved;
} __attribute__ ((packed));
struct ipw_rx_packet
{
struct ipw_rx_packet {
struct ipw_rx_header header;
union {
struct ipw_rx_frame frame;
@@ -604,7 +586,6 @@ struct ipw_rx_queue {
spinlock_t lock;
}; /* Not transferred over network, so not __attribute__ ((packed)) */
struct alive_command_responce {
u8 alive_command;
u8 sequence_number;
@@ -627,8 +608,7 @@ struct ipw_rates {
u8 rates[IPW_MAX_RATES];
} __attribute__ ((packed));
struct command_block
{
struct command_block {
unsigned int control;
u32 source_addr;
u32 dest_addr;
@@ -636,8 +616,7 @@ struct command_block
} __attribute__ ((packed));
#define CB_NUMBER_OF_ELEMENTS_SMALL 64
struct fw_image_desc
{
struct fw_image_desc {
unsigned long last_cb_index;
unsigned long current_cb_index;
struct command_block cb_list[CB_NUMBER_OF_ELEMENTS_SMALL];
@@ -646,8 +625,7 @@ struct fw_image_desc
unsigned long len;
};
struct ipw_sys_config
{
struct ipw_sys_config {
u8 bt_coexistence;
u8 reserved1;
u8 answer_broadcast_ssid_probe;
@@ -670,8 +648,7 @@ struct ipw_sys_config
u8 reserved3;
} __attribute__ ((packed));
struct ipw_multicast_addr
{
struct ipw_multicast_addr {
u8 num_of_multicast_addresses;
u8 reserved[3];
u8 mac1[6];
@@ -680,8 +657,7 @@ struct ipw_multicast_addr
u8 mac4[6];
} __attribute__ ((packed));
struct ipw_wep_key
{
struct ipw_wep_key {
u8 cmd_id;
u8 seq_num;
u8 key_index;
@@ -689,8 +665,7 @@ struct ipw_wep_key
u8 key[16];
} __attribute__ ((packed));
struct ipw_tgi_tx_key
{
struct ipw_tgi_tx_key {
u8 key_id;
u8 security_type;
u8 station_index;
@@ -701,8 +676,7 @@ struct ipw_tgi_tx_key
#define IPW_SCAN_CHANNELS 54
struct ipw_scan_request
{
struct ipw_scan_request {
u8 scan_type;
u16 dwell_time;
u8 channels_list[IPW_SCAN_CHANNELS];
@@ -718,8 +692,7 @@ enum {
IPW_SCAN_TYPES
};
struct ipw_scan_request_ext
{
struct ipw_scan_request_ext {
u32 full_scan_index;
u8 channels_list[IPW_SCAN_CHANNELS];
u8 scan_type[IPW_SCAN_CHANNELS / 2];
@@ -740,19 +713,16 @@ extern inline void ipw_set_scan_type(struct ipw_scan_request_ext *scan,
{
if (index % 2)
scan->scan_type[index / 2] =
(scan->scan_type[index / 2] & 0xF0) |
(scan_type & 0x0F);
(scan->scan_type[index / 2] & 0xF0) | (scan_type & 0x0F);
else
scan->scan_type[index / 2] =
(scan->scan_type[index / 2] & 0x0F) |
((scan_type & 0x0F) << 4);
}
struct ipw_associate
{
struct ipw_associate {
u8 channel;
u8 auth_type:4,
auth_key:4;
u8 auth_type:4, auth_key:4;
u8 assoc_type;
u8 reserved;
u16 policy_support;
@@ -771,8 +741,7 @@ struct ipw_associate
u16 reserved2;
} __attribute__ ((packed));
struct ipw_supported_rates
{
struct ipw_supported_rates {
u8 ieee_mode;
u8 num_rates;
u8 purpose;
@@ -780,42 +749,36 @@ struct ipw_supported_rates
u8 supported_rates[IPW_MAX_RATES];
} __attribute__ ((packed));
struct ipw_rts_threshold
{
struct ipw_rts_threshold {
u16 rts_threshold;
u16 reserved;
} __attribute__ ((packed));
struct ipw_frag_threshold
{
struct ipw_frag_threshold {
u16 frag_threshold;
u16 reserved;
} __attribute__ ((packed));
struct ipw_retry_limit
{
struct ipw_retry_limit {
u8 short_retry_limit;
u8 long_retry_limit;
u16 reserved;
} __attribute__ ((packed));
struct ipw_dino_config
{
struct ipw_dino_config {
u32 dino_config_addr;
u16 dino_config_size;
u8 dino_response;
u8 reserved;
} __attribute__ ((packed));
struct ipw_aironet_info
{
struct ipw_aironet_info {
u8 id;
u8 length;
u16 reserved;
} __attribute__ ((packed));
struct ipw_rx_key
{
struct ipw_rx_key {
u8 station_index;
u8 key_type;
u8 key_id;
@@ -826,23 +789,20 @@ struct ipw_rx_key
u8 reserved;
} __attribute__ ((packed));
struct ipw_country_channel_info
{
struct ipw_country_channel_info {
u8 first_channel;
u8 no_channels;
s8 max_tx_power;
} __attribute__ ((packed));
struct ipw_country_info
{
struct ipw_country_info {
u8 id;
u8 length;
u8 country_str[3];
struct ipw_country_channel_info groups[7];
} __attribute__ ((packed));
struct ipw_channel_tx_power
{
struct ipw_channel_tx_power {
u8 channel_number;
s8 tx_power;
} __attribute__ ((packed));
@@ -852,15 +812,13 @@ struct ipw_channel_tx_power
#define MAX_A_CHANNELS 37
#define MAX_B_CHANNELS 14
struct ipw_tx_power
{
struct ipw_tx_power {
u8 num_channels;
u8 ieee_mode;
struct ipw_channel_tx_power channels_tx_power[MAX_A_CHANNELS];
} __attribute__ ((packed));
struct ipw_qos_parameters
{
struct ipw_qos_parameters {
u16 cw_min[4];
u16 cw_max[4];
u8 aifs[4];
@@ -868,15 +826,13 @@ struct ipw_qos_parameters
u16 tx_op_limit[4];
} __attribute__ ((packed));
struct ipw_rsn_capabilities
{
struct ipw_rsn_capabilities {
u8 id;
u8 length;
u16 version;
} __attribute__ ((packed));
struct ipw_sensitivity_calib
{
struct ipw_sensitivity_calib {
u16 beacon_rssi_raw;
u16 reserved;
} __attribute__ ((packed));
@@ -897,7 +853,8 @@ struct ipw_sensitivity_calib
struct ipw_cmd {
u32 cmd; /**< Host command */
u32 status;/**< Status */
u32 status_len; /**< How many 32 bit parameters in the status */
u32 status_len;
/**< How many 32 bit parameters in the status */
u32 len; /**< incoming parameters length, bytes */
/**
* command parameters.
@@ -1091,7 +1048,6 @@ struct ipw_priv {
struct tasklet_struct irq_tasklet;
#define IPW_2200BG 1
#define IPW_2915ABG 2
u8 adapter;
@@ -1114,7 +1070,6 @@ struct ipw_priv {
u32 indirect_byte;
}; /*ipw_priv */
/* debug macros */
#ifdef CONFIG_IPW_DEBUG
@@ -1170,7 +1125,6 @@ do { if (ipw_debug_level & (level)) \
#define IPW_DL_RF_KILL (1<<17)
#define IPW_DL_FW_ERRORS (1<<18)
#define IPW_DL_ORD (1<<20)
#define IPW_DL_FRAG (1<<21)
@@ -1184,7 +1138,6 @@ do { if (ipw_debug_level & (level)) \
#define IPW_DL_STATS (1<<29)
#define IPW_ERROR(f, a...) printk(KERN_ERR DRV_NAME ": " f, ## a)
#define IPW_WARNING(f, a...) printk(KERN_WARNING DRV_NAME ": " f, ## a)
#define IPW_DEBUG_INFO(f, a...) IPW_DEBUG(IPW_DL_INFO, f, ## a)
@@ -1289,14 +1242,12 @@ do { if (ipw_debug_level & (level)) \
#define CB_SRC_SIZE_LONG 0x00200000
#define CB_DEST_SIZE_LONG 0x00020000
/* DMA DEFINES */
#define DMA_CONTROL_SMALL_CB_CONST_VALUE 0x00540000
#define DMA_CB_STOP_AND_ABORT 0x00000C00
#define DMA_CB_START 0x00000100
#define CX2_SHARED_SRAM_SIZE 0x00030000
#define CX2_SHARED_SRAM_DMA_CONTROL 0x00027000
#define CB_MAX_LENGTH 0x1FFF
@@ -1304,7 +1255,6 @@ do { if (ipw_debug_level & (level)) \
#define CX2_HOST_EEPROM_DATA_SRAM_SIZE 0xA18
#define CX2_EEPROM_IMAGE_SIZE 0x100
/* DMA defs */
#define CX2_DMA_I_CURRENT_CB 0x003000D0
#define CX2_DMA_O_CURRENT_CB 0x003000D4
@@ -1356,7 +1306,6 @@ do { if (ipw_debug_level & (level)) \
#define IPW_WHO_IS_AWAKE (CX2_SHARED_LOWER_BOUND + 0xB14)
#define IPW_DURING_ATIM_WINDOW (CX2_SHARED_LOWER_BOUND + 0xB18)
#define MSB 1
#define LSB 0
#define WORD_TO_BYTE(_word) ((_word) * sizeof(u16))
@@ -1479,7 +1428,6 @@ enum {
#define IPW_RATE_CAPABILITIES 1
#define IPW_RATE_CONNECT 0
/*
* Rate values and masks
*/
@@ -1524,12 +1472,6 @@ enum {
IPW_ORD_STAT_TX_DIR_DATA_B_11,
/* Hole */
IPW_ORD_STAT_TX_DIR_DATA_G_1 = IPW_ORD_TABLE_0_MASK + 19,
IPW_ORD_STAT_TX_DIR_DATA_G_2,
IPW_ORD_STAT_TX_DIR_DATA_G_5_5,
@@ -1549,12 +1491,6 @@ enum {
IPW_ORD_STAT_TX_NON_DIR_DATA_B_11,
/* Hole */
IPW_ORD_STAT_TX_NON_DIR_DATA_G_1 = IPW_ORD_TABLE_0_MASK + 44,
IPW_ORD_STAT_TX_NON_DIR_DATA_G_2,
IPW_ORD_STAT_TX_NON_DIR_DATA_G_5_5,

17
net/ieee80211/ieee80211_crypt.c
View File

@@ -30,7 +30,6 @@ struct ieee80211_crypto_alg {
struct ieee80211_crypto_ops *ops;
};
struct ieee80211_crypto {
struct list_head algs;
spinlock_t lock;
@@ -38,8 +37,7 @@ struct ieee80211_crypto {
static struct ieee80211_crypto *hcrypt;
void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee,
int force)
void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, int force)
{
struct list_head *ptr, *n;
struct ieee80211_crypt_data *entry;
@@ -158,7 +156,6 @@ int ieee80211_unregister_crypto_ops(struct ieee80211_crypto_ops *ops)
return del_alg ? 0 : -1;
}
struct ieee80211_crypto_ops *ieee80211_get_crypto_ops(const char *name)
{
unsigned long flags;
@@ -185,9 +182,13 @@ struct ieee80211_crypto_ops * ieee80211_get_crypto_ops(const char *name)
return NULL;
}
static void * ieee80211_crypt_null_init(int keyidx) { return (void *) 1; }
static void ieee80211_crypt_null_deinit(void *priv) {}
static void *ieee80211_crypt_null_init(int keyidx)
{
return (void *)1;
}
static void ieee80211_crypt_null_deinit(void *priv)
{
}
static struct ieee80211_crypto_ops ieee80211_crypt_null = {
.name = "NULL",
@@ -204,7 +205,6 @@ static struct ieee80211_crypto_ops ieee80211_crypt_null = {
.owner = THIS_MODULE,
};
static int __init ieee80211_crypto_init(void)
{
int ret = -ENOMEM;
@@ -226,7 +226,6 @@ out:
return ret;
}
static void __exit ieee80211_crypto_deinit(void)
{
struct list_head *ptr, *n;

19
net/ieee80211/ieee80211_crypt_ccmp.c
View File

@@ -24,7 +24,6 @@
#include <net/ieee80211.h>
#include <linux/crypto.h>
#include <asm/scatterlist.h>
@@ -104,7 +103,6 @@ fail:
return NULL;
}
static void ieee80211_ccmp_deinit(void *priv)
{
struct ieee80211_ccmp_data *_priv = priv;
@@ -113,7 +111,6 @@ static void ieee80211_ccmp_deinit(void *priv)
kfree(priv);
}
static inline void xor_block(u8 * b, u8 * a, size_t len)
{
int i;
@@ -121,11 +118,9 @@ static inline void xor_block(u8 *b, u8 *a, size_t len)
b[i] ^= a[i];
}
static void ccmp_init_blocks(struct crypto_tfm *tfm,
struct ieee80211_hdr *hdr,
u8 *pn, size_t dlen, u8 *b0, u8 *auth,
u8 *s0)
u8 * pn, size_t dlen, u8 * b0, u8 * auth, u8 * s0)
{
u8 *pos, qc = 0;
size_t aad_len;
@@ -196,7 +191,6 @@ static void ccmp_init_blocks(struct crypto_tfm *tfm,
ieee80211_ccmp_aes_encrypt(tfm, b0, s0);
}
static int ieee80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
{
struct ieee80211_ccmp_data *key = priv;
@@ -209,8 +203,7 @@ static int ieee80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
u8 *s0 = key->tx_s0;
if (skb_headroom(skb) < CCMP_HDR_LEN ||
skb_tailroom(skb) < CCMP_MIC_LEN ||
skb->len < hdr_len)
skb_tailroom(skb) < CCMP_MIC_LEN || skb->len < hdr_len)
return -1;
data_len = skb->len - hdr_len;
@@ -261,7 +254,6 @@ static int ieee80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
return 0;
}
static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
{
struct ieee80211_ccmp_data *key = priv;
@@ -364,7 +356,6 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
return keyidx;
}
static int ieee80211_ccmp_set_key(void *key, int len, u8 * seq, void *priv)
{
struct ieee80211_ccmp_data *data = priv;
@@ -395,7 +386,6 @@ static int ieee80211_ccmp_set_key(void *key, int len, u8 *seq, void *priv)
return 0;
}
static int ieee80211_ccmp_get_key(void *key, int len, u8 * seq, void *priv)
{
struct ieee80211_ccmp_data *data = priv;
@@ -419,7 +409,6 @@ static int ieee80211_ccmp_get_key(void *key, int len, u8 *seq, void *priv)
return CCMP_TK_LEN;
}
static char *ieee80211_ccmp_print_stats(char *p, void *priv)
{
struct ieee80211_ccmp_data *ccmp = priv;
@@ -436,7 +425,6 @@ static char * ieee80211_ccmp_print_stats(char *p, void *priv)
return p;
}
static struct ieee80211_crypto_ops ieee80211_crypt_ccmp = {
.name = "CCMP",
.init = ieee80211_ccmp_init,
@@ -453,18 +441,15 @@ static struct ieee80211_crypto_ops ieee80211_crypt_ccmp = {
.owner = THIS_MODULE,
};
static int __init ieee80211_crypto_ccmp_init(void)
{
return ieee80211_register_crypto_ops(&ieee80211_crypt_ccmp);
}
static void __exit ieee80211_crypto_ccmp_exit(void)
{
ieee80211_unregister_crypto_ops(&ieee80211_crypt_ccmp);
}
module_init(ieee80211_crypto_ccmp_init);
module_exit(ieee80211_crypto_ccmp_exit);

39
net/ieee80211/ieee80211_crypt_tkip.c
View File

@@ -23,7 +23,6 @@
#include <net/ieee80211.h>
#include <linux/crypto.h>
#include <asm/scatterlist.h>
#include <linux/crc32.h>
@@ -100,7 +99,6 @@ fail:
return NULL;
}
static void ieee80211_tkip_deinit(void *priv)
{
struct ieee80211_tkip_data *_priv = priv;
@@ -111,51 +109,42 @@ static void ieee80211_tkip_deinit(void *priv)
kfree(priv);
}
static inline u16 RotR1(u16 val)
{
return (val >> 1) | (val << 15);
}
static inline u8 Lo8(u16 val)
{
return val & 0xff;
}
static inline u8 Hi8(u16 val)
{
return val >> 8;
}
static inline u16 Lo16(u32 val)
{
return val & 0xffff;
}
static inline u16 Hi16(u32 val)
{
return val >> 16;
}
static inline u16 Mk16(u8 hi, u8 lo)
{
return lo | (((u16) hi) << 8);
}
static inline u16 Mk16_le(u16 * v)
{
return le16_to_cpu(*v);
}
static const u16 Sbox[256] =
{
static const u16 Sbox[256] = {
0xC6A5, 0xF884, 0xEE99, 0xF68D, 0xFF0D, 0xD6BD, 0xDEB1, 0x9154,
0x6050, 0x0203, 0xCEA9, 0x567D, 0xE719, 0xB562, 0x4DE6, 0xEC9A,
0x8F45, 0x1F9D, 0x8940, 0xFA87, 0xEF15, 0xB2EB, 0x8EC9, 0xFB0B,
@@ -190,17 +179,16 @@ static const u16 Sbox[256] =
0x82C3, 0x29B0, 0x5A77, 0x1E11, 0x7BCB, 0xA8FC, 0x6DD6, 0x2C3A,
};
static inline u16 _S_(u16 v)
{
u16 t = Sbox[Hi8(v)];
return Sbox[Lo8(v)] ^ ((t << 8) | (t >> 8));
}
#define PHASE1_LOOP_COUNT 8
static void tkip_mixing_phase1(u16 *TTAK, const u8 *TK, const u8 *TA, u32 IV32)
static void tkip_mixing_phase1(u16 * TTAK, const u8 * TK, const u8 * TA,
u32 IV32)
{
int i, j;
@@ -221,7 +209,6 @@ static void tkip_mixing_phase1(u16 *TTAK, const u8 *TK, const u8 *TA, u32 IV32)
}
}
static void tkip_mixing_phase2(u8 * WEPSeed, const u8 * TK, const u16 * TTAK,
u16 IV16)
{
@@ -427,7 +414,6 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
return keyidx;
}
static int michael_mic(struct ieee80211_tkip_data *tkey, u8 * key, u8 * hdr,
u8 * data, size_t data_len, u8 * mic)
{
@@ -482,8 +468,8 @@ static void michael_mic_hdr(struct sk_buff *skb, u8 *hdr)
hdr[13] = hdr[14] = hdr[15] = 0; /* reserved */
}
static int ieee80211_michael_mic_add(struct sk_buff *skb, int hdr_len, void *priv)
static int ieee80211_michael_mic_add(struct sk_buff *skb, int hdr_len,
void *priv)
{
struct ieee80211_tkip_data *tkey = priv;
u8 *pos;
@@ -504,11 +490,9 @@ static int ieee80211_michael_mic_add(struct sk_buff *skb, int hdr_len, void *pri
return 0;
}
#if WIRELESS_EXT >= 18
static void ieee80211_michael_mic_failure(struct net_device *dev,
struct ieee80211_hdr *hdr,
int keyidx)
struct ieee80211_hdr *hdr, int keyidx)
{
union iwreq_data wrqu;
struct iw_michaelmicfailure ev;
@@ -528,8 +512,7 @@ static void ieee80211_michael_mic_failure(struct net_device *dev,
}
#elif WIRELESS_EXT >= 15
static void ieee80211_michael_mic_failure(struct net_device *dev,
struct ieee80211_hdr *hdr,
int keyidx)
struct ieee80211_hdr *hdr, int keyidx)
{
union iwreq_data wrqu;
char buf[128];
@@ -550,7 +533,6 @@ static inline void ieee80211_michael_mic_failure(struct net_device *dev,
}
#endif /* WIRELESS_EXT >= 15 */
static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
int hdr_len, void *priv)
{
@@ -587,7 +569,6 @@ static int ieee80211_michael_mic_verify(struct sk_buff *skb, int keyidx,
return 0;
}
static int ieee80211_tkip_set_key(void *key, int len, u8 * seq, void *priv)
{
struct ieee80211_tkip_data *tkey = priv;
@@ -617,7 +598,6 @@ static int ieee80211_tkip_set_key(void *key, int len, u8 *seq, void *priv)
return 0;
}
static int ieee80211_tkip_get_key(void *key, int len, u8 * seq, void *priv)
{
struct ieee80211_tkip_data *tkey = priv;
@@ -647,7 +627,6 @@ static int ieee80211_tkip_get_key(void *key, int len, u8 *seq, void *priv)
return TKIP_KEY_LEN;
}
static char *ieee80211_tkip_print_stats(char *p, void *priv)
{
struct ieee80211_tkip_data *tkip = priv;
@@ -674,7 +653,6 @@ static char * ieee80211_tkip_print_stats(char *p, void *priv)
return p;
}
static struct ieee80211_crypto_ops ieee80211_crypt_tkip = {
.name = "TKIP",
.init = ieee80211_tkip_init,
@@ -691,18 +669,15 @@ static struct ieee80211_crypto_ops ieee80211_crypt_tkip = {
.owner = THIS_MODULE,
};
static int __init ieee80211_crypto_tkip_init(void)
{
return ieee80211_register_crypto_ops(&ieee80211_crypt_tkip);
}
static void __exit ieee80211_crypto_tkip_exit(void)
{
ieee80211_unregister_crypto_ops(&ieee80211_crypt_tkip);
}
module_init(ieee80211_crypto_tkip_init);
module_exit(ieee80211_crypto_tkip_exit);

16
net/ieee80211/ieee80211_crypt_wep.c
View File

@@ -20,7 +20,6 @@
#include <net/ieee80211.h>
#include <linux/crypto.h>
#include <asm/scatterlist.h>
#include <linux/crc32.h>
@@ -29,7 +28,6 @@ MODULE_AUTHOR("Jouni Malinen");
MODULE_DESCRIPTION("Host AP crypt: WEP");
MODULE_LICENSE("GPL");
struct prism2_wep_data {
u32 iv;
#define WEP_KEY_LEN 13
@@ -39,7 +37,6 @@ struct prism2_wep_data {
struct crypto_tfm *tfm;
};
static void *prism2_wep_init(int keyidx)
{
struct prism2_wep_data *priv;
@@ -71,7 +68,6 @@ fail:
return NULL;
}
static void prism2_wep_deinit(void *priv)
{
struct prism2_wep_data *_priv = priv;
@@ -80,7 +76,6 @@ static void prism2_wep_deinit(void *priv)
kfree(priv);
}
/* Perform WEP encryption on given skb that has at least 4 bytes of headroom
* for IV and 4 bytes of tailroom for ICV. Both IV and ICV will be transmitted,
* so the payload length increases with 8 bytes.
@@ -143,7 +138,6 @@ static int prism2_wep_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
return 0;
}
/* Perform WEP decryption on given buffer. Buffer includes whole WEP part of
* the frame: IV (4 bytes), encrypted payload (including SNAP header),
* ICV (4 bytes). len includes both IV and ICV.
@@ -202,7 +196,6 @@ static int prism2_wep_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
return 0;
}
static int prism2_wep_set_key(void *key, int len, u8 * seq, void *priv)
{
struct prism2_wep_data *wep = priv;
@@ -216,7 +209,6 @@ static int prism2_wep_set_key(void *key, int len, u8 *seq, void *priv)
return 0;
}
static int prism2_wep_get_key(void *key, int len, u8 * seq, void *priv)
{
struct prism2_wep_data *wep = priv;
@@ -229,16 +221,13 @@ static int prism2_wep_get_key(void *key, int len, u8 *seq, void *priv)
return wep->key_len;
}
static char *prism2_wep_print_stats(char *p, void *priv)
{
struct prism2_wep_data *wep = priv;
p += sprintf(p, "key[%d] alg=WEP len=%d\n",
wep->key_idx, wep->key_len);
p += sprintf(p, "key[%d] alg=WEP len=%d\n", wep->key_idx, wep->key_len);
return p;
}
static struct ieee80211_crypto_ops ieee80211_crypt_wep = {
.name = "WEP",
.init = prism2_wep_init,
@@ -255,18 +244,15 @@ static struct ieee80211_crypto_ops ieee80211_crypt_wep = {
.owner = THIS_MODULE,
};
static int __init ieee80211_crypto_wep_init(void)
{
return ieee80211_register_crypto_ops(&ieee80211_crypt_wep);
}
static void __exit ieee80211_crypto_wep_exit(void)
{
ieee80211_unregister_crypto_ops(&ieee80211_crypt_wep);
}
module_init(ieee80211_crypto_wep_init);
module_exit(ieee80211_crypto_wep_exit);

20
net/ieee80211/ieee80211_module.c
View File

@@ -54,7 +54,8 @@
#include <net/ieee80211.h>
MODULE_DESCRIPTION("802.11 data/management/control stack");
MODULE_AUTHOR("Copyright (C) 2004 Intel Corporation <jketreno@linux.intel.com>");
MODULE_AUTHOR
("Copyright (C) 2004 Intel Corporation <jketreno@linux.intel.com>");
MODULE_LICENSE("GPL");
#define DRV_NAME "ieee80211"
@@ -64,8 +65,8 @@ static inline int ieee80211_networks_allocate(struct ieee80211_device *ieee)
if (ieee->networks)
return 0;
ieee->networks = kmalloc(
MAX_NETWORK_COUNT * sizeof(struct ieee80211_network),
ieee->networks =
kmalloc(MAX_NETWORK_COUNT * sizeof(struct ieee80211_network),
GFP_KERNEL);
if (!ieee->networks) {
printk(KERN_WARNING "%s: Out of memory allocating beacons\n",
@@ -94,10 +95,10 @@ static inline void ieee80211_networks_initialize(struct ieee80211_device *ieee)
INIT_LIST_HEAD(&ieee->network_free_list);
INIT_LIST_HEAD(&ieee->network_list);
for (i = 0; i < MAX_NETWORK_COUNT; i++)
list_add_tail(&ieee->networks[i].list, &ieee->network_free_list);
list_add_tail(&ieee->networks[i].list,
&ieee->network_free_list);
}
struct net_device *alloc_ieee80211(int sizeof_priv)
{
struct ieee80211_device *ieee;
@@ -118,8 +119,7 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
err = ieee80211_networks_allocate(ieee);
if (err) {
IEEE80211_ERROR("Unable to allocate beacon storage: %d\n",
err);
IEEE80211_ERROR("Unable to allocate beacon storage: %d\n", err);
goto failed;
}
ieee80211_networks_initialize(ieee);
@@ -155,7 +155,6 @@ struct net_device *alloc_ieee80211(int sizeof_priv)
return NULL;
}
void free_ieee80211(struct net_device *dev)
{
struct ieee80211_device *ieee = netdev_priv(dev);
@@ -264,13 +263,12 @@ static void __exit ieee80211_exit(void)
module_param(debug, int, 0444);
MODULE_PARM_DESC(debug, "debug output mask");
module_exit(ieee80211_exit);
module_init(ieee80211_init);
#endif
const char *escape_essid(const char *essid, u8 essid_len) {
const char *escape_essid(const char *essid, u8 essid_len)
{
static char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
const char *s = essid;
char *d = escaped;

162
net/ieee80211/ieee80211_rx.c
View File

@@ -52,11 +52,14 @@ static inline void ieee80211_monitor_rx(struct ieee80211_device *ieee,
netif_rx(skb);
}
/* Called only as a tasklet (software IRQ) */
static struct ieee80211_frag_entry *
ieee80211_frag_cache_find(struct ieee80211_device *ieee, unsigned int seq,
unsigned int frag, u8 *src, u8 *dst)
static struct ieee80211_frag_entry *ieee80211_frag_cache_find(struct
ieee80211_device
*ieee,
unsigned int seq,
unsigned int frag,
u8 * src,
u8 * dst)
{
struct ieee80211_frag_entry *entry;
int i;
@@ -65,8 +68,7 @@ ieee80211_frag_cache_find(struct ieee80211_device *ieee, unsigned int seq,
entry = &ieee->frag_cache[i];
if (entry->skb != NULL &&
time_after(jiffies, entry->first_frag_time + 2 * HZ)) {
IEEE80211_DEBUG_FRAG(
"expiring fragment cache entry "
IEEE80211_DEBUG_FRAG("expiring fragment cache entry "
"seq=%u last_frag=%u\n",
entry->seq, entry->last_frag);
dev_kfree_skb_any(entry->skb);
@@ -84,8 +86,7 @@ ieee80211_frag_cache_find(struct ieee80211_device *ieee, unsigned int seq,
}
/* Called only as a tasklet (software IRQ) */
static struct sk_buff *
ieee80211_frag_cache_get(struct ieee80211_device *ieee,
static struct sk_buff *ieee80211_frag_cache_get(struct ieee80211_device *ieee,
struct ieee80211_hdr *hdr)
{
struct sk_buff *skb = NULL;
@@ -135,7 +136,6 @@ ieee80211_frag_cache_get(struct ieee80211_device *ieee,
return skb;
}
/* Called only as a tasklet (software IRQ) */
static int ieee80211_frag_cache_invalidate(struct ieee80211_device *ieee,
struct ieee80211_hdr *hdr)
@@ -151,8 +151,7 @@ static int ieee80211_frag_cache_invalidate(struct ieee80211_device *ieee,
hdr->addr1);
if (entry == NULL) {
IEEE80211_DEBUG_FRAG(
"could not invalidate fragment cache "
IEEE80211_DEBUG_FRAG("could not invalidate fragment cache "
"entry (seq=%u)\n", seq);
return -1;
}
@@ -161,7 +160,6 @@ static int ieee80211_frag_cache_invalidate(struct ieee80211_device *ieee,
return 0;
}
#ifdef NOT_YET
/* ieee80211_rx_frame_mgtmt
*
@@ -219,11 +217,10 @@ ieee80211_rx_frame_mgmt(struct ieee80211_device *ieee, struct sk_buff *skb,
}
#endif
/* See IEEE 802.1H for LLC/SNAP encapsulation/decapsulation */
/* Ethernet-II snap header (RFC1042 for most EtherTypes) */
static unsigned char rfc1042_header[] =
{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
static unsigned char rfc1042_header[] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
/* Bridge-Tunnel header (for EtherTypes ETH_P_AARP and ETH_P_IPX) */
static unsigned char bridge_tunnel_header[] =
{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0xf8 };
@@ -284,8 +281,7 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device* ieee, struct sk_buff *skb,
hdrlen = ieee80211_get_hdrlen(le16_to_cpu(hdr->frame_ctl));
#ifdef CONFIG_IEEE80211_CRYPT_TKIP
if (ieee->tkip_countermeasures &&
strcmp(crypt->ops->name, "TKIP") == 0) {
if (ieee->tkip_countermeasures && strcmp(crypt->ops->name, "TKIP") == 0) {
if (net_ratelimit()) {
printk(KERN_DEBUG "%s: TKIP countermeasures: dropped "
"received packet from " MAC_FMT "\n",
@@ -299,8 +295,7 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device* ieee, struct sk_buff *skb,
res = crypt->ops->decrypt_mpdu(skb, hdrlen, crypt->priv);
atomic_dec(&crypt->refcnt);
if (res < 0) {
IEEE80211_DEBUG_DROP(
"decryption failed (SA=" MAC_FMT
IEEE80211_DEBUG_DROP("decryption failed (SA=" MAC_FMT
") res=%d\n", MAC_ARG(hdr->addr2), res);
if (res == -2)
IEEE80211_DEBUG_DROP("Decryption failed ICV "
@@ -313,11 +308,11 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device* ieee, struct sk_buff *skb,
return res;
}
/* Called only as a tasklet (software IRQ), by ieee80211_rx */
static inline int
ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device* ieee, struct sk_buff *skb,
int keyidx, struct ieee80211_crypt_data *crypt)
ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device *ieee,
struct sk_buff *skb, int keyidx,
struct ieee80211_crypt_data *crypt)
{
struct ieee80211_hdr *hdr;
int res, hdrlen;
@@ -341,7 +336,6 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device* ieee, struct sk_buff *s
return 0;
}
/* All received frames are sent to this function. @skb contains the frame in
* IEEE 802.11 format, i.e., in the format it was sent over air.
* This function is called only as a tasklet (software IRQ). */
@@ -373,8 +367,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
stats = &ieee->stats;
if (skb->len < 10) {
printk(KERN_INFO "%s: SKB length < 10\n",
dev->name);
printk(KERN_INFO "%s: SKB length < 10\n", dev->name);
goto rx_dropped;
}
@@ -451,13 +444,11 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
goto rx_dropped;
}
}
#ifdef NOT_YET
if (type != WLAN_FC_TYPE_DATA) {
if (type == WLAN_FC_TYPE_MGMT && stype == WLAN_FC_STYPE_AUTH &&
fc & IEEE80211_FCTL_PROTECTED && ieee->host_decrypt &&
(keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0)
{
(keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) {
printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth "
"from " MAC_FMT "\n", dev->name,
MAC_ARG(hdr->addr2));
@@ -507,9 +498,9 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
}
if (ieee->iw_mode == IW_MODE_MASTER && !wds &&
(fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) == IEEE80211_FCTL_FROMDS &&
ieee->stadev &&
memcmp(hdr->addr2, ieee->assoc_ap_addr, ETH_ALEN) == 0) {
(fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
IEEE80211_FCTL_FROMDS && ieee->stadev
&& memcmp(hdr->addr2, ieee->assoc_ap_addr, ETH_ALEN) == 0) {
/* Frame from BSSID of the AP for which we are a client */
skb->dev = dev = ieee->stadev;
stats = hostap_get_stats(dev);
@@ -521,8 +512,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
#ifdef NOT_YET
if ((ieee->iw_mode == IW_MODE_MASTER ||
ieee->iw_mode == IW_MODE_REPEAT) &&
!from_assoc_ap) {
ieee->iw_mode == IW_MODE_REPEAT) && !from_assoc_ap) {
switch (hostap_handle_sta_rx(ieee, dev, skb, rx_stats,
wds != NULL)) {
case AP_RX_CONTINUE_NOT_AUTHORIZED:
@@ -546,8 +536,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
stype != IEEE80211_STYPE_DATA_CFPOLL &&
stype != IEEE80211_STYPE_DATA_CFACKPOLL) {
if (stype != IEEE80211_STYPE_NULLFUNC)
IEEE80211_DEBUG_DROP(
"RX: dropped data frame "
IEEE80211_DEBUG_DROP("RX: dropped data frame "
"with no data (type=0x%02x, "
"subtype=0x%02x, len=%d)\n",
type, stype, skb->len);
@@ -631,18 +620,16 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
/* pass unencrypted EAPOL frames even if encryption is
* configured */
} else {
IEEE80211_DEBUG_DROP(
"encryption configured, but RX "
"frame not encrypted (SA=" MAC_FMT ")\n",
MAC_ARG(hdr->addr2));
IEEE80211_DEBUG_DROP("encryption configured, but RX "
"frame not encrypted (SA=" MAC_FMT
")\n", MAC_ARG(hdr->addr2));
goto rx_dropped;
}
}
if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep &&
!ieee80211_is_eapol_frame(ieee, skb)) {
IEEE80211_DEBUG_DROP(
"dropped unencrypted RX data "
IEEE80211_DEBUG_DROP("dropped unencrypted RX data "
"frame from " MAC_FMT
" (drop_unencrypted=1)\n",
MAC_ARG(hdr->addr2));
@@ -673,8 +660,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
} else if (!frame_authorized) {
printk(KERN_DEBUG "%s: dropped frame from "
"unauthorized port (IEEE 802.1X): "
"ethertype=0x%04x\n",
dev->name, ethertype);
"ethertype=0x%04x\n", dev->name, ethertype);
goto rx_dropped;
}
}
@@ -702,8 +688,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
#ifdef NOT_YET
if (wds && ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
IEEE80211_FCTL_TODS) &&
skb->len >= ETH_HLEN + ETH_ALEN) {
IEEE80211_FCTL_TODS) && skb->len >= ETH_HLEN + ETH_ALEN) {
/* Non-standard frame: get addr4 from its bogus location after
* the payload */
memcpy(skb->data + ETH_ALEN,
@@ -716,8 +701,7 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
stats->rx_bytes += skb->len;
#ifdef NOT_YET
if (ieee->iw_mode == IW_MODE_MASTER && !wds &&
ieee->ap->bridge_packets) {
if (ieee->iw_mode == IW_MODE_MASTER && !wds && ieee->ap->bridge_packets) {
if (dst[0] & 0x01) {
/* copy multicast frame both to the higher layers and
* to the wireless media */
@@ -743,7 +727,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
skb2->dev = dev;
dev_queue_xmit(skb2);
}
#endif
if (skb) {
@@ -788,10 +771,9 @@ static inline int ieee80211_is_ofdm_rate(u8 rate)
return 0;
}
static inline int ieee80211_network_init(
struct ieee80211_device *ieee,
struct ieee80211_probe_response *beacon,
static inline int ieee80211_network_init(struct ieee80211_device *ieee,
struct ieee80211_probe_response
*beacon,
struct ieee80211_network *network,
struct ieee80211_rx_stats *stats)
{
@@ -830,10 +812,12 @@ static inline int ieee80211_network_init(
info_element = &beacon->info_element;
left = stats->len - ((void *)info_element - (void *)beacon);
while (left >= sizeof(struct ieee80211_info_element_hdr)) {
if (sizeof(struct ieee80211_info_element_hdr) + info_element->len > left) {
IEEE80211_DEBUG_SCAN("SCAN: parse failed: info_element->len + 2 > left : info_element->len+2=%Zd left=%d.\n",
info_element->len + sizeof(struct ieee80211_info_element),
left);
if (sizeof(struct ieee80211_info_element_hdr) +
info_element->len > left) {
IEEE80211_DEBUG_SCAN
("SCAN: parse failed: info_element->len + 2 > left : info_element->len+2=%Zd left=%d.\n",
info_element->len +
sizeof(struct ieee80211_info_element), left);
return 1;
}
@@ -847,7 +831,8 @@ static inline int ieee80211_network_init(
network->ssid_len = min(info_element->len,
(u8) IW_ESSID_MAX_SIZE);
memcpy(network->ssid, info_element->data, network->ssid_len);
memcpy(network->ssid, info_element->data,
network->ssid_len);
if (network->ssid_len < IW_ESSID_MAX_SIZE)
memset(network->ssid + network->ssid_len, 0,
IW_ESSID_MAX_SIZE - network->ssid_len);
@@ -860,13 +845,18 @@ static inline int ieee80211_network_init(
#ifdef CONFIG_IEEE80211_DEBUG
p = rates_str;
#endif
network->rates_len = min(info_element->len, MAX_RATES_LENGTH);
network->rates_len =
min(info_element->len, MAX_RATES_LENGTH);
for (i = 0; i < network->rates_len; i++) {
network->rates[i] = info_element->data[i];
#ifdef CONFIG_IEEE80211_DEBUG
p += snprintf(p, sizeof(rates_str) - (p - rates_str), "%02X ", network->rates[i]);
p += snprintf(p,
sizeof(rates_str) - (p -
rates_str),
"%02X ", network->rates[i]);
#endif
if (ieee80211_is_ofdm_rate(info_element->data[i])) {
if (ieee80211_is_ofdm_rate
(info_element->data[i])) {
network->flags |= NETWORK_HAS_OFDM;
if (info_element->data[i] &
IEEE80211_BASIC_RATE_MASK)
@@ -883,13 +873,18 @@ static inline int ieee80211_network_init(
#ifdef CONFIG_IEEE80211_DEBUG
p = rates_str;
#endif
network->rates_ex_len = min(info_element->len, MAX_RATES_EX_LENGTH);
network->rates_ex_len =
min(info_element->len, MAX_RATES_EX_LENGTH);
for (i = 0; i < network->rates_ex_len; i++) {
network->rates_ex[i] = info_element->data[i];
#ifdef CONFIG_IEEE80211_DEBUG
p += snprintf(p, sizeof(rates_str) - (p - rates_str), "%02X ", network->rates[i]);
p += snprintf(p,
sizeof(rates_str) - (p -
rates_str),
"%02X ", network->rates[i]);
#endif
if (ieee80211_is_ofdm_rate(info_element->data[i])) {
if (ieee80211_is_ofdm_rate
(info_element->data[i])) {
network->flags |= NETWORK_HAS_OFDM;
if (info_element->data[i] &
IEEE80211_BASIC_RATE_MASK)
@@ -1032,10 +1027,13 @@ static inline void update_network(struct ieee80211_network *dst,
/* dst->last_associate is not overwritten */
}
static inline void ieee80211_process_probe_response(
struct ieee80211_device *ieee,
struct ieee80211_probe_response *beacon,
struct ieee80211_rx_stats *stats)
static inline void ieee80211_process_probe_response(struct ieee80211_device
*ieee,
struct
ieee80211_probe_response
*beacon,
struct ieee80211_rx_stats
*stats)
{
struct ieee80211_network network;
struct ieee80211_network *target;
@@ -1045,9 +1043,10 @@ static inline void ieee80211_process_probe_response(
#endif
unsigned long flags;
IEEE80211_DEBUG_SCAN(
"'%s' (" MAC_FMT "): %c%c%c%c %c%c%c%c-%c%c%c%c %c%c%c%c\n",
escape_essid(info_element->data, info_element->len),
IEEE80211_DEBUG_SCAN("'%s' (" MAC_FMT
"): %c%c%c%c %c%c%c%c-%c%c%c%c %c%c%c%c\n",
escape_essid(info_element->data,
info_element->len),
MAC_ARG(beacon->header.addr3),
(beacon->capability & (1 << 0xf)) ? '1' : '0',
(beacon->capability & (1 << 0xe)) ? '1' : '0',
@@ -1071,7 +1070,8 @@ static inline void ieee80211_process_probe_response(
escape_essid(info_element->data,
info_element->len),
MAC_ARG(beacon->header.addr3),
WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
WLAN_FC_GET_STYPE(beacon->header.
frame_ctl) ==
IEEE80211_STYPE_PROBE_RESP ?
"PROBE RESPONSE" : "BEACON");
return;
@@ -1117,13 +1117,13 @@ static inline void ieee80211_process_probe_response(
list_del(ieee->network_free_list.next);
}
#ifdef CONFIG_IEEE80211_DEBUG
IEEE80211_DEBUG_SCAN("Adding '%s' (" MAC_FMT ") via %s.\n",
escape_essid(network.ssid,
network.ssid_len),
MAC_ARG(network.bssid),
WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
WLAN_FC_GET_STYPE(beacon->header.
frame_ctl) ==
IEEE80211_STYPE_PROBE_RESP ?
"PROBE RESPONSE" : "BEACON");
#endif
@@ -1134,7 +1134,8 @@ static inline void ieee80211_process_probe_response(
escape_essid(target->ssid,
target->ssid_len),
MAC_ARG(target->bssid),
WLAN_FC_GET_STYPE(beacon->header.frame_ctl) ==
WLAN_FC_GET_STYPE(beacon->header.
frame_ctl) ==
IEEE80211_STYPE_PROBE_RESP ?
"PROBE RESPONSE" : "BEACON");
update_network(target, &network);
@@ -1162,16 +1163,20 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
IEEE80211_DEBUG_MGMT("received PROBE RESPONSE (%d)\n",
WLAN_FC_GET_STYPE(header->frame_ctl));
IEEE80211_DEBUG_SCAN("Probe response\n");
ieee80211_process_probe_response(
ieee, (struct ieee80211_probe_response *)header, stats);
ieee80211_process_probe_response(ieee,
(struct
ieee80211_probe_response *)
header, stats);
break;
case IEEE80211_STYPE_BEACON:
IEEE80211_DEBUG_MGMT("received BEACON (%d)\n",
WLAN_FC_GET_STYPE(header->frame_ctl));
IEEE80211_DEBUG_SCAN("Beacon\n");
ieee80211_process_probe_response(
ieee, (struct ieee80211_probe_response *)header, stats);
ieee80211_process_probe_response(ieee,
(struct
ieee80211_probe_response *)
header, stats);
break;
default:
@@ -1184,6 +1189,5 @@ void ieee80211_rx_mgt(struct ieee80211_device *ieee,
}
}
EXPORT_SYMBOL(ieee80211_rx_mgt);
EXPORT_SYMBOL(ieee80211_rx);

34
net/ieee80211/ieee80211_tx.c
View File

@@ -45,10 +45,8 @@
#include <net/ieee80211.h>
/*
802.11 Data Frame
,-------------------------------------------------------------------.
@@ -82,7 +80,6 @@ Desc. | IV | Encrypted | ICV |
`-----------------------'
Total: 8 non-data bytes
802.3 Ethernet Data Frame
,-----------------------------------------.
@@ -154,10 +151,8 @@ static inline int ieee80211_put_snap(u8 *data, u16 h_proto)
return SNAP_SIZE + sizeof(u16);
}
static inline int ieee80211_encrypt_fragment(
struct ieee80211_device *ieee,
struct sk_buff *frag,
int hdr_len)
static inline int ieee80211_encrypt_fragment(struct ieee80211_device *ieee,
struct sk_buff *frag, int hdr_len)
{
struct ieee80211_crypt_data *crypt = ieee->crypt[ieee->tx_keyidx];
int res;
@@ -200,8 +195,8 @@ static inline int ieee80211_encrypt_fragment(
return 0;
}
void ieee80211_txb_free(struct ieee80211_txb *txb) {
void ieee80211_txb_free(struct ieee80211_txb *txb)
{
int i;
if (unlikely(!txb))
return;
@@ -216,8 +211,7 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
{
struct ieee80211_txb *txb;
int i;
txb = kmalloc(
sizeof(struct ieee80211_txb) + (sizeof(u8*) * nr_frags),
txb = kmalloc(sizeof(struct ieee80211_txb) + (sizeof(u8 *) * nr_frags),
gfp_mask);
if (!txb)
return NULL;
@@ -243,8 +237,7 @@ static struct ieee80211_txb *ieee80211_alloc_txb(int nr_frags, int txb_size,
}
/* SKBs are added to the ieee->tx_queue. */
int ieee80211_xmit(struct sk_buff *skb,
struct net_device *dev)
int ieee80211_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ieee80211_device *ieee = netdev_priv(dev);
struct ieee80211_txb *txb = NULL;
@@ -268,8 +261,7 @@ int ieee80211_xmit(struct sk_buff *skb,
/* If there is no driver handler to take the TXB, dont' bother
* creating it... */
if (!ieee->hard_start_xmit) {
printk(KERN_WARNING "%s: No xmit handler.\n",
ieee->dev->name);
printk(KERN_WARNING "%s: No xmit handler.\n", ieee->dev->name);
goto success;
}
@@ -327,8 +319,7 @@ int ieee80211_xmit(struct sk_buff *skb,
/* Determine fragmentation size based on destination (multicast
* and broadcast are not fragmented) */
if (is_multicast_ether_addr(dest) ||
is_broadcast_ether_addr(dest))
if (is_multicast_ether_addr(dest) || is_broadcast_ether_addr(dest))
frag_size = MAX_FRAG_THRESHOLD;
else
frag_size = ieee->fts;
@@ -380,8 +371,8 @@ int ieee80211_xmit(struct sk_buff *skb,
/* If this is not the last fragment, then add the MOREFRAGS
* bit to the frame control */
if (i != nr_frags - 1) {
frag_hdr->frame_ctl = cpu_to_le16(
fc | IEEE80211_FCTL_MOREFRAGS);
frag_hdr->frame_ctl =
cpu_to_le16(fc | IEEE80211_FCTL_MOREFRAGS);
bytes = bytes_per_frag;
} else {
/* The last fragment takes the remaining length */
@@ -390,8 +381,8 @@ int ieee80211_xmit(struct sk_buff *skb,
/* Put a SNAP header on the first fragment */
if (i == 0) {
ieee80211_put_snap(
skb_put(skb_frag, SNAP_SIZE + sizeof(u16)),
ieee80211_put_snap(skb_put
(skb_frag, SNAP_SIZE + sizeof(u16)),
ether_type);
bytes -= SNAP_SIZE + sizeof(u16);
}
@@ -410,7 +401,6 @@ int ieee80211_xmit(struct sk_buff *skb,
skb_put(skb_frag, 4);
}
success:
spin_unlock_irqrestore(&ieee->lock, flags);

36
net/ieee80211/ieee80211_wx.c
View File

@@ -72,20 +72,19 @@ static inline char *ipw2100_translate_scan(struct ieee80211_device *ieee,
/* Add the protocol name */
iwe.cmd = SIOCGIWNAME;
snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11%s", ieee80211_modes[network->mode]);
snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11%s",
ieee80211_modes[network->mode]);
start = iwe_stream_add_event(start, stop, &iwe, IW_EV_CHAR_LEN);
/* Add mode */
iwe.cmd = SIOCGIWMODE;
if (network->capability &
(WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
if (network->capability & (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
if (network->capability & WLAN_CAPABILITY_ESS)
iwe.u.mode = IW_MODE_MASTER;
else
iwe.u.mode = IW_MODE_ADHOC;
start = iwe_stream_add_event(start, stop, &iwe,
IW_EV_UINT_LEN);
start = iwe_stream_add_event(start, stop, &iwe, IW_EV_UINT_LEN);
}
/* Add frequency/channel */
@@ -133,8 +132,7 @@ static inline char *ipw2100_translate_scan(struct ieee80211_device *ieee,
iwe.cmd = SIOCGIWRATE;
iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
iwe.u.bitrate.value = max_rate * 500000;
start = iwe_stream_add_event(start, stop, &iwe,
IW_EV_PARAM_LEN);
start = iwe_stream_add_event(start, stop, &iwe, IW_EV_PARAM_LEN);
iwe.cmd = IWEVCUSTOM;
iwe.u.data.length = p - custom;
@@ -199,12 +197,12 @@ static inline char *ipw2100_translate_scan(struct ieee80211_device *ieee,
iwe.cmd = IWEVCUSTOM;
p = custom;
p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
" Last beacon: %lums ago", (jiffies - network->last_scanned) / (HZ / 100));
" Last beacon: %lums ago",
(jiffies - network->last_scanned) / (HZ / 100));
iwe.u.data.length = p - custom;
if (iwe.u.data.length)
start = iwe_stream_add_point(start, stop, &iwe, custom);
return start;
}
@@ -229,13 +227,14 @@ int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
time_after(network->last_scanned + ieee->scan_age, jiffies))
ev = ipw2100_translate_scan(ieee, ev, stop, network);
else
IEEE80211_DEBUG_SCAN(
"Not showing network '%s ("
IEEE80211_DEBUG_SCAN("Not showing network '%s ("
MAC_FMT ")' due to age (%lums).\n",
escape_essid(network->ssid,
network->ssid_len),
MAC_ARG(network->bssid),
(jiffies - network->last_scanned) / (HZ / 100));
(jiffies -
network->last_scanned) / (HZ /
100));
}
spin_unlock_irqrestore(&ieee->lock, flags);
@@ -292,8 +291,8 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
if (ieee->crypt[i] != NULL) {
if (key_provided)
break;
ieee80211_crypt_delayed_deinit(
ieee, &ieee->crypt[i]);
ieee80211_crypt_delayed_deinit(ieee,
&ieee->crypt[i]);
}
}
@@ -306,8 +305,6 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
goto done;
}
sec.enabled = 1;
sec.flags |= SEC_ENABLED;
@@ -341,8 +338,7 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
new_crypt = NULL;
printk(KERN_WARNING "%s: could not initialize WEP: "
"load module ieee80211_crypt_wep\n",
dev->name);
"load module ieee80211_crypt_wep\n", dev->name);
return -EOPNOTSUPP;
}
*crypt = new_crypt;
@@ -382,8 +378,8 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
/* No key data - just set the default TX key index */
if (key_provided) {
IEEE80211_DEBUG_WX(
"Setting key %d to default Tx key.\n", key);
IEEE80211_DEBUG_WX
("Setting key %d to default Tx key.\n", key);
ieee->tx_keyidx = key;
sec.active_key = key;
sec.flags |= SEC_ACTIVE_KEY;