arc4_crypt identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/crypto/arc4.h, line 21 (as a prototype)

Defined in 1 files as a function:

lib/crypto/arc4.c, line 38 (as a function)

Referenced in 9 files:

Smatch caller information:

drivers/staging/rtl8723bs/core/rtw_security.c rtw_tkip_decrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
BUF_SIZE	0	ctx	1032
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
HALF_LOCKED2		bh

drivers/staging/rtl8723bs/core/rtw_security.c rtw_tkip_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
BUF_SIZE	0	ctx	1032
RX_PATH
NOCHECK_CALL
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte

drivers/staging/rtl8723bs/core/rtw_security.c rtw_tkip_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	0-255
PARAM_VALUE	0	ctx->y	0-255
PARAM_VALUE	1	out	4096-ptr_max
PARAM_VALUE	3	len	4
BUF_SIZE	0	ctx	1032
BUF_SIZE	2	in	4
RX_PATH
NOCHECK_CALL
UNITS	1	out	unit_byte

drivers/staging/rtl8723bs/core/rtw_security.c rtw_tkip_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
BUF_SIZE	0	ctx	1032
RX_PATH
NOCHECK_CALL
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte

drivers/staging/rtl8723bs/core/rtw_security.c rtw_tkip_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	0-255
PARAM_VALUE	0	ctx->y	0-255
PARAM_VALUE	1	out	4096-ptr_max
PARAM_VALUE	3	len	4
BUF_SIZE	0	ctx	1032
BUF_SIZE	2	in	4
RX_PATH
NOCHECK_CALL
UNITS	1	out	unit_byte

drivers/staging/rtl8723bs/core/rtw_security.c rtw_wep_decrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
BUF_SIZE	0	ctx	1032
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
HALF_LOCKED2		bh

drivers/staging/rtl8723bs/core/rtw_security.c rtw_wep_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
BUF_SIZE	0	ctx	1032
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte

drivers/staging/rtl8723bs/core/rtw_security.c rtw_wep_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	0-255
PARAM_VALUE	0	ctx->y	0-255
PARAM_VALUE	1	out	4096-ptr_max
PARAM_VALUE	3	len	4
BUF_SIZE	0	ctx	1032
BUF_SIZE	2	in	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	1	out	unit_byte

drivers/staging/rtl8723bs/core/rtw_security.c rtw_wep_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
BUF_SIZE	0	ctx	1032
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte

drivers/staging/rtl8723bs/core/rtw_security.c rtw_wep_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	0-255
PARAM_VALUE	0	ctx->y	0-255
PARAM_VALUE	1	out	4096-ptr_max
PARAM_VALUE	3	len	4
BUF_SIZE	0	ctx	1032
BUF_SIZE	2	in	4
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	1	out	unit_byte

drivers/net/wireless/intel/ipw2x00/libipw_crypto_tkip.c libipw_tkip_decrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	*out	0-255
USER_DATA	2	*in	0-255
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
HALF_LOCKED2		&priv->lock
HALF_LOCKED2		&priv->low_lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags

drivers/net/wireless/intel/ipw2x00/libipw_crypto_tkip.c libipw_tkip_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
PARAM_VALUE	3	len	5-2147483627
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	*out	0-255[u]
USER_DATA	2	*in	0-255[u]
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
USER_PTR	1	out
USER_PTR	2	in
LOCK2		&ieee->lock
HALF_LOCKED2		&dev->tx_global_lock
HALF_LOCKED2		&txq->_xmit_lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct libipw_device)->lock

drivers/net/wireless/intel/ipw2x00/libipw_crypto_wep.c libipw_wep_decrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
HALF_LOCKED2		&priv->lock
HALF_LOCKED2		&priv->low_lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags

drivers/net/wireless/intel/ipw2x00/libipw_crypto_wep.c libipw_wep_encrypt() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	1	*out	0-255[u]
USER_DATA	2	*in	0-255[u]
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
USER_PTR	1	out
USER_PTR	2	in
LOCK2		&ieee->lock
HALF_LOCKED2		&dev->tx_global_lock
HALF_LOCKED2		&txq->_xmit_lock
HALF_LOCKED2		bh
HALF_LOCKED2		flags
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct libipw_device)->lock

fs/smb/server/auth.c ksmbd_decode_ntlmssp_auth_blob() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
PARAM_VALUE	1	out	4096-ptr_max
PARAM_VALUE	2	in	4096-ptr_max
PARAM_VALUE	3	len	0-40
BUF_SIZE	0	ctx	1032
BUF_SIZE	1	out	40
BUF_SIZE	1	out	40
DATA_SOURCE	0	ctx	r _kmalloc_noprof
DATA_SOURCE	1	out	$4
NOCHECK_CALL
USER_DATA	2	*in	0-255
USER_DATA	3	len	0-40
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
USER_PTR	2	in
LOCK2		&conn->srv_mutex
LOCK2		&pool->lock
TYPE_LOCK		(struct ksmbd_conn)->srv_mutex

fs/smb/client/cifsencrypt.c calc_seckey() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
PARAM_VALUE	2	in	6186015469822881792
PARAM_VALUE	3	len	16
BUF_SIZE	0	ctx	1032
BUF_SIZE	1	out	16
BUF_SIZE	2	in	16
DATA_SOURCE	0	ctx	r _kmalloc_noprof
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ses->session_mutex
TYPE_LOCK		(struct cifs_ses)->session_mutex

crypto/arc4.c crypto_arc4_crypt() -> arc4_crypt()

Type	Parameter	Key	Value
BUF_SIZE	0	ctx	(-1),4096
BUF_SIZE	0	ctx	(-1),4096
BUF_SIZE	1	out	(-1),4,24,64,168-s32max
BUF_SIZE	1	out	(-1),4,24,64,168-s32max
BUF_SIZE	2	in	(-1),4,24,64,168-s32max
BUF_SIZE	2	in	(-1),4,24,64,168-s32max
CAPPED_DATA	3	len	1
DATA_SOURCE	0	ctx	$4
DATA_SOURCE	1	out	$2
DATA_SOURCE	2	in	$1
DATA_SOURCE	3	len	$3
NOSPEC	3	len
NOSPEC	3	len
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	ctx->x	0-u32max[u]
USER_DATA	0	ctx->y	0-u32max[u]
USER_DATA	1	out	4096-ptr_max[c][u]
USER_DATA	1	*out	0-255
USER_DATA	2	in	4096-ptr_max[c][u]
USER_DATA	2	*in	0-255
USER_DATA	3	len	1-s32max[c]
UNITS	3	len	unit_byte
USER_PTR	0	ctx
USER_PTR	1	out
USER_PTR	2	in

drivers/net/ppp/ppp_mppe.c mppe_compress() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
DATA_SOURCE	1	out	$2 [m]
DATA_SOURCE	2	in	$1 [m]
DATA_SOURCE	3	len	$3 [m]
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ppp->wlock
LOCK2		bh
TYPE_LOCK		(struct ppp)->wlock

drivers/net/ppp/ppp_mppe.c mppe_decompress() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	3	len	1
DATA_SOURCE	1	out	$3 [m]
DATA_SOURCE	2	in	$1 [m]
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ppp->rlock
LOCK2		bh
LOCK2		rcu_read
HALF_LOCKED2		&network->close_lock
TYPE_LOCK		(struct ppp)->rlock

drivers/net/ppp/ppp_mppe.c mppe_decompress() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	0-255
PARAM_VALUE	0	ctx->y	0-255
PARAM_VALUE	1	out	4096-ptr_max
PARAM_VALUE	2	in	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ppp->rlock
LOCK2		bh
LOCK2		rcu_read
HALF_LOCKED2		&network->close_lock
TYPE_LOCK		(struct ppp)->rlock

drivers/net/ppp/ppp_mppe.c mppe_rekey() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
PARAM_VALUE	2	in	4096-ptr_max
BUF_SIZE	1	out	16
BUF_SIZE	2	in	20
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		bh
HALF_LOCKED2		&ppp->rlock
HALF_LOCKED2		&ppp->wlock
HALF_LOCKED2		rcu_read

net/mac80211/wep.c ieee80211_wep_decrypt_data() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
DATA_SOURCE	0	ctx	$0
DATA_SOURCE	1	out	$3
DATA_SOURCE	2	in	$3
RX_PATH
NOCHECK_CALL
USER_DATA	1	*out	0-255
USER_DATA	2	*in	0-255
UNITS	1	out	unit_byte
UNITS	2	in	unit_byte
UNITS	3	len	unit_byte
USER_PTR	1	out
USER_PTR	2	in

net/mac80211/wep.c ieee80211_wep_encrypt_data() -> arc4_crypt()

Type	Parameter	Key	Value
PARAM_VALUE	0	ctx	4096-ptr_max
PARAM_VALUE	0	ctx->x	1
PARAM_VALUE	0	ctx->y	0
DATA_SOURCE	0	ctx	$0
DATA_SOURCE	1	out	$3
DATA_SOURCE	2	in	$3
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	3	len	unit_byte