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path: root/drivers/staging/vt6655/wpa.c
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Diffstat (limited to 'drivers/staging/vt6655/wpa.c')
-rw-r--r--drivers/staging/vt6655/wpa.c340
1 files changed, 164 insertions, 176 deletions
diff --git a/drivers/staging/vt6655/wpa.c b/drivers/staging/vt6655/wpa.c
index 4412fe9396a..c5293bbcdab 100644
--- a/drivers/staging/vt6655/wpa.c
+++ b/drivers/staging/vt6655/wpa.c
@@ -43,7 +43,7 @@
#include "80211mgr.h"
/*--------------------- Static Variables --------------------------*/
-static int msglevel =MSG_LEVEL_INFO;
+static int msglevel = MSG_LEVEL_INFO;
const unsigned char abyOUI00[4] = { 0x00, 0x50, 0xf2, 0x00 };
const unsigned char abyOUI01[4] = { 0x00, 0x50, 0xf2, 0x01 };
@@ -52,7 +52,6 @@ const unsigned char abyOUI03[4] = { 0x00, 0x50, 0xf2, 0x03 };
const unsigned char abyOUI04[4] = { 0x00, 0x50, 0xf2, 0x04 };
const unsigned char abyOUI05[4] = { 0x00, 0x50, 0xf2, 0x05 };
-
/*+
*
* Description:
@@ -66,29 +65,28 @@ const unsigned char abyOUI05[4] = { 0x00, 0x50, 0xf2, 0x05 };
*
* Return Value: none.
*
--*/
+ -*/
void
-WPA_ClearRSN (
- PKnownBSS pBSSList
- )
+WPA_ClearRSN(
+ PKnownBSS pBSSList
+)
{
- int ii;
- pBSSList->byGKType = WPA_TKIP;
- for (ii=0; ii < 4; ii ++)
- pBSSList->abyPKType[ii] = WPA_TKIP;
- pBSSList->wPKCount = 0;
- for (ii=0; ii < 4; ii ++)
- pBSSList->abyAuthType[ii] = WPA_AUTH_IEEE802_1X;
- pBSSList->wAuthCount = 0;
- pBSSList->byDefaultK_as_PK = 0;
- pBSSList->byReplayIdx = 0;
- pBSSList->sRSNCapObj.bRSNCapExist = false;
- pBSSList->sRSNCapObj.wRSNCap = 0;
- pBSSList->bWPAValid = false;
+ int ii;
+ pBSSList->byGKType = WPA_TKIP;
+ for (ii = 0; ii < 4; ii++)
+ pBSSList->abyPKType[ii] = WPA_TKIP;
+ pBSSList->wPKCount = 0;
+ for (ii = 0; ii < 4; ii++)
+ pBSSList->abyAuthType[ii] = WPA_AUTH_IEEE802_1X;
+ pBSSList->wAuthCount = 0;
+ pBSSList->byDefaultK_as_PK = 0;
+ pBSSList->byReplayIdx = 0;
+ pBSSList->sRSNCapObj.bRSNCapExist = false;
+ pBSSList->sRSNCapObj.wRSNCap = 0;
+ pBSSList->bWPAValid = false;
}
-
/*+
*
* Description:
@@ -103,122 +101,118 @@ WPA_ClearRSN (
*
* Return Value: none.
*
--*/
+ -*/
void
-WPA_ParseRSN (
- PKnownBSS pBSSList,
- PWLAN_IE_RSN_EXT pRSN
- )
+WPA_ParseRSN(
+ PKnownBSS pBSSList,
+ PWLAN_IE_RSN_EXT pRSN
+)
{
- PWLAN_IE_RSN_AUTH pIE_RSN_Auth = NULL;
- int i, j, m, n = 0;
- unsigned char *pbyCaps;
-
- WPA_ClearRSN(pBSSList);
+ PWLAN_IE_RSN_AUTH pIE_RSN_Auth = NULL;
+ int i, j, m, n = 0;
+ unsigned char *pbyCaps;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"WPA_ParseRSN: [%d]\n", pRSN->len);
+ WPA_ClearRSN(pBSSList);
- // information element header makes sense
- if ((pRSN->len >= 6) // oui1(4)+ver(2)
- && (pRSN->byElementID == WLAN_EID_RSN_WPA) && !memcmp(pRSN->abyOUI, abyOUI01, 4)
- && (pRSN->wVersion == 1)) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "WPA_ParseRSN: [%d]\n", pRSN->len);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Legal RSN\n");
- // update each variable if pRSN is long enough to contain the variable
- if (pRSN->len >= 10) //oui1(4)+ver(2)+GKSuite(4)
- {
- if ( !memcmp(pRSN->abyMulticast, abyOUI01, 4))
- pBSSList->byGKType = WPA_WEP40;
- else if ( !memcmp(pRSN->abyMulticast, abyOUI02, 4))
- pBSSList->byGKType = WPA_TKIP;
- else if ( !memcmp(pRSN->abyMulticast, abyOUI03, 4))
- pBSSList->byGKType = WPA_AESWRAP;
- else if ( !memcmp(pRSN->abyMulticast, abyOUI04, 4))
- pBSSList->byGKType = WPA_AESCCMP;
- else if ( !memcmp(pRSN->abyMulticast, abyOUI05, 4))
- pBSSList->byGKType = WPA_WEP104;
- else
- // any vendor checks here
- pBSSList->byGKType = WPA_NONE;
+ // information element header makes sense
+ if ((pRSN->len >= 6) // oui1(4)+ver(2)
+ && (pRSN->byElementID == WLAN_EID_RSN_WPA) && !memcmp(pRSN->abyOUI, abyOUI01, 4)
+ && (pRSN->wVersion == 1)) {
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Legal RSN\n");
+ // update each variable if pRSN is long enough to contain the variable
+ if (pRSN->len >= 10) //oui1(4)+ver(2)+GKSuite(4)
+ {
+ if (!memcmp(pRSN->abyMulticast, abyOUI01, 4))
+ pBSSList->byGKType = WPA_WEP40;
+ else if (!memcmp(pRSN->abyMulticast, abyOUI02, 4))
+ pBSSList->byGKType = WPA_TKIP;
+ else if (!memcmp(pRSN->abyMulticast, abyOUI03, 4))
+ pBSSList->byGKType = WPA_AESWRAP;
+ else if (!memcmp(pRSN->abyMulticast, abyOUI04, 4))
+ pBSSList->byGKType = WPA_AESCCMP;
+ else if (!memcmp(pRSN->abyMulticast, abyOUI05, 4))
+ pBSSList->byGKType = WPA_WEP104;
+ else
+ // any vendor checks here
+ pBSSList->byGKType = WPA_NONE;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"byGKType: %x\n", pBSSList->byGKType);
- }
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "byGKType: %x\n", pBSSList->byGKType);
+ }
- if (pRSN->len >= 12) //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)
- {
- j = 0;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wPKCount: %d, sizeof(pBSSList->abyPKType): %zu\n", pRSN->wPKCount, sizeof(pBSSList->abyPKType));
- for(i = 0; (i < pRSN->wPKCount) && (j < ARRAY_SIZE(pBSSList->abyPKType)); i++) {
- if(pRSN->len >= 12+i*4+4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*i)
- if ( !memcmp(pRSN->PKSList[i].abyOUI, abyOUI00, 4))
- pBSSList->abyPKType[j++] = WPA_NONE;
- else if ( !memcmp(pRSN->PKSList[i].abyOUI, abyOUI02, 4))
- pBSSList->abyPKType[j++] = WPA_TKIP;
- else if ( !memcmp(pRSN->PKSList[i].abyOUI, abyOUI03, 4))
- pBSSList->abyPKType[j++] = WPA_AESWRAP;
- else if ( !memcmp(pRSN->PKSList[i].abyOUI, abyOUI04, 4))
- pBSSList->abyPKType[j++] = WPA_AESCCMP;
- else
- // any vendor checks here
- ;
- }
- else
- break;
- //DBG_PRN_GRP14(("abyPKType[%d]: %X\n", j-1, pBSSList->abyPKType[j-1]));
- } //for
- pBSSList->wPKCount = (unsigned short)j;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wPKCount: %d\n", pBSSList->wPKCount);
- }
+ if (pRSN->len >= 12) //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)
+ {
+ j = 0;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wPKCount: %d, sizeof(pBSSList->abyPKType): %zu\n", pRSN->wPKCount, sizeof(pBSSList->abyPKType));
+ for (i = 0; (i < pRSN->wPKCount) && (j < ARRAY_SIZE(pBSSList->abyPKType)); i++) {
+ if (pRSN->len >= 12+i*4+4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*i)
+ if (!memcmp(pRSN->PKSList[i].abyOUI, abyOUI00, 4))
+ pBSSList->abyPKType[j++] = WPA_NONE;
+ else if (!memcmp(pRSN->PKSList[i].abyOUI, abyOUI02, 4))
+ pBSSList->abyPKType[j++] = WPA_TKIP;
+ else if (!memcmp(pRSN->PKSList[i].abyOUI, abyOUI03, 4))
+ pBSSList->abyPKType[j++] = WPA_AESWRAP;
+ else if (!memcmp(pRSN->PKSList[i].abyOUI, abyOUI04, 4))
+ pBSSList->abyPKType[j++] = WPA_AESCCMP;
+ else
+ // any vendor checks here
+ ;
+ } else
+ break;
+ //DBG_PRN_GRP14(("abyPKType[%d]: %X\n", j-1, pBSSList->abyPKType[j-1]));
+ } //for
+ pBSSList->wPKCount = (unsigned short)j;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wPKCount: %d\n", pBSSList->wPKCount);
+ }
- m = pRSN->wPKCount;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"m: %d\n", m);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"14+m*4: %d\n", 14+m*4);
+ m = pRSN->wPKCount;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "m: %d\n", m);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "14+m*4: %d\n", 14+m*4);
- if (pRSN->len >= 14+m*4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*m)+AKC(2)
- // overlay IE_RSN_Auth structure into correct place
- pIE_RSN_Auth = (PWLAN_IE_RSN_AUTH) pRSN->PKSList[m].abyOUI;
- j = 0;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wAuthCount: %d, sizeof(pBSSList->abyAuthType): %zu\n",
- pIE_RSN_Auth->wAuthCount, sizeof(pBSSList->abyAuthType));
- for(i = 0; (i < pIE_RSN_Auth->wAuthCount) && (j < ARRAY_SIZE(pBSSList->abyAuthType)); i++) {
- if(pRSN->len >= 14+4+(m+i)*4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*m)+AKC(2)+AKS(4*i)
- if ( !memcmp(pIE_RSN_Auth->AuthKSList[i].abyOUI, abyOUI01, 4))
- pBSSList->abyAuthType[j++] = WPA_AUTH_IEEE802_1X;
- else if ( !memcmp(pIE_RSN_Auth->AuthKSList[i].abyOUI, abyOUI02, 4))
- pBSSList->abyAuthType[j++] = WPA_AUTH_PSK;
- else
- // any vendor checks here
- ;
- }
- else
- break;
- //DBG_PRN_GRP14(("abyAuthType[%d]: %X\n", j-1, pBSSList->abyAuthType[j-1]));
- }
- if(j > 0)
- pBSSList->wAuthCount = (unsigned short)j;
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"wAuthCount: %d\n", pBSSList->wAuthCount);
- }
+ if (pRSN->len >= 14+m*4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*m)+AKC(2)
+ // overlay IE_RSN_Auth structure into correct place
+ pIE_RSN_Auth = (PWLAN_IE_RSN_AUTH) pRSN->PKSList[m].abyOUI;
+ j = 0;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wAuthCount: %d, sizeof(pBSSList->abyAuthType): %zu\n",
+ pIE_RSN_Auth->wAuthCount, sizeof(pBSSList->abyAuthType));
+ for (i = 0; (i < pIE_RSN_Auth->wAuthCount) && (j < ARRAY_SIZE(pBSSList->abyAuthType)); i++) {
+ if (pRSN->len >= 14+4+(m+i)*4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*m)+AKC(2)+AKS(4*i)
+ if (!memcmp(pIE_RSN_Auth->AuthKSList[i].abyOUI, abyOUI01, 4))
+ pBSSList->abyAuthType[j++] = WPA_AUTH_IEEE802_1X;
+ else if (!memcmp(pIE_RSN_Auth->AuthKSList[i].abyOUI, abyOUI02, 4))
+ pBSSList->abyAuthType[j++] = WPA_AUTH_PSK;
+ else
+ // any vendor checks here
+ ;
+ } else
+ break;
+ //DBG_PRN_GRP14(("abyAuthType[%d]: %X\n", j-1, pBSSList->abyAuthType[j-1]));
+ }
+ if (j > 0)
+ pBSSList->wAuthCount = (unsigned short)j;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "wAuthCount: %d\n", pBSSList->wAuthCount);
+ }
- if (pIE_RSN_Auth != NULL) {
+ if (pIE_RSN_Auth != NULL) {
+ n = pIE_RSN_Auth->wAuthCount;
- n = pIE_RSN_Auth->wAuthCount;
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "n: %d\n", n);
+ DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "14+4+(m+n)*4: %d\n", 14+4+(m+n)*4);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"n: %d\n", n);
- DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"14+4+(m+n)*4: %d\n", 14+4+(m+n)*4);
-
- if(pRSN->len+2 >= 14+4+(m+n)*4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*m)+AKC(2)+AKS(4*n)+Cap(2)
- pbyCaps = (unsigned char *)pIE_RSN_Auth->AuthKSList[n].abyOUI;
- pBSSList->byDefaultK_as_PK = (*pbyCaps) & WPA_GROUPFLAG;
- pBSSList->byReplayIdx = 2 << ((*pbyCaps >> WPA_REPLAYBITSSHIFT) & WPA_REPLAYBITS);
- pBSSList->sRSNCapObj.bRSNCapExist = true;
- pBSSList->sRSNCapObj.wRSNCap = *(unsigned short *)pbyCaps;
- //DBG_PRN_GRP14(("pbyCaps: %X\n", *pbyCaps));
- //DBG_PRN_GRP14(("byDefaultK_as_PK: %X\n", pBSSList->byDefaultK_as_PK));
- //DBG_PRN_GRP14(("byReplayIdx: %X\n", pBSSList->byReplayIdx));
- }
- }
- pBSSList->bWPAValid = true;
- }
+ if (pRSN->len+2 >= 14+4+(m+n)*4) { //oui1(4)+ver(2)+GKS(4)+PKSCnt(2)+PKS(4*m)+AKC(2)+AKS(4*n)+Cap(2)
+ pbyCaps = (unsigned char *)pIE_RSN_Auth->AuthKSList[n].abyOUI;
+ pBSSList->byDefaultK_as_PK = (*pbyCaps) & WPA_GROUPFLAG;
+ pBSSList->byReplayIdx = 2 << ((*pbyCaps >> WPA_REPLAYBITSSHIFT) & WPA_REPLAYBITS);
+ pBSSList->sRSNCapObj.bRSNCapExist = true;
+ pBSSList->sRSNCapObj.wRSNCap = *(unsigned short *)pbyCaps;
+ //DBG_PRN_GRP14(("pbyCaps: %X\n", *pbyCaps));
+ //DBG_PRN_GRP14(("byDefaultK_as_PK: %X\n", pBSSList->byDefaultK_as_PK));
+ //DBG_PRN_GRP14(("byReplayIdx: %X\n", pBSSList->byReplayIdx));
+ }
+ }
+ pBSSList->bWPAValid = true;
+ }
}
/*+
@@ -236,51 +230,47 @@ WPA_ParseRSN (
*
* Return Value: none.
*
--*/
+ -*/
bool
-WPA_SearchRSN (
- unsigned char byCmd,
- unsigned char byEncrypt,
- PKnownBSS pBSSList
- )
+WPA_SearchRSN(
+ unsigned char byCmd,
+ unsigned char byEncrypt,
+ PKnownBSS pBSSList
+)
{
- int ii;
- unsigned char byPKType = WPA_NONE;
+ int ii;
+ unsigned char byPKType = WPA_NONE;
- if (pBSSList->bWPAValid == false)
- return false;
+ if (pBSSList->bWPAValid == false)
+ return false;
- switch(byCmd) {
- case 0:
+ switch (byCmd) {
+ case 0:
- if (byEncrypt != pBSSList->byGKType)
- return false;
+ if (byEncrypt != pBSSList->byGKType)
+ return false;
- if (pBSSList->wPKCount > 0) {
- for (ii = 0; ii < pBSSList->wPKCount; ii ++) {
- if (pBSSList->abyPKType[ii] == WPA_AESCCMP)
- byPKType = WPA_AESCCMP;
- else if ((pBSSList->abyPKType[ii] == WPA_TKIP) && (byPKType != WPA_AESCCMP))
- byPKType = WPA_TKIP;
- else if ((pBSSList->abyPKType[ii] == WPA_WEP40) && (byPKType != WPA_AESCCMP) && (byPKType != WPA_TKIP))
- byPKType = WPA_WEP40;
- else if ((pBSSList->abyPKType[ii] == WPA_WEP104) && (byPKType != WPA_AESCCMP) && (byPKType != WPA_TKIP))
- byPKType = WPA_WEP104;
- }
- if (byEncrypt != byPKType)
- return false;
- }
- return true;
-// if (pBSSList->wAuthCount > 0)
-// for (ii=0; ii < pBSSList->wAuthCount; ii ++)
-// if (byAuth == pBSSList->abyAuthType[ii])
-// break;
- break;
+ if (pBSSList->wPKCount > 0) {
+ for (ii = 0; ii < pBSSList->wPKCount; ii++) {
+ if (pBSSList->abyPKType[ii] == WPA_AESCCMP)
+ byPKType = WPA_AESCCMP;
+ else if ((pBSSList->abyPKType[ii] == WPA_TKIP) && (byPKType != WPA_AESCCMP))
+ byPKType = WPA_TKIP;
+ else if ((pBSSList->abyPKType[ii] == WPA_WEP40) && (byPKType != WPA_AESCCMP) && (byPKType != WPA_TKIP))
+ byPKType = WPA_WEP40;
+ else if ((pBSSList->abyPKType[ii] == WPA_WEP104) && (byPKType != WPA_AESCCMP) && (byPKType != WPA_TKIP))
+ byPKType = WPA_WEP104;
+ }
+ if (byEncrypt != byPKType)
+ return false;
+ }
+ return true;
+ break;
- default:
- break;
- }
- return false;
+ default:
+ break;
+ }
+ return false;
}
/*+
@@ -296,21 +286,19 @@ WPA_SearchRSN (
*
* Return Value: none.
*
--*/
+ -*/
bool
-WPAb_Is_RSN (
- PWLAN_IE_RSN_EXT pRSN
- )
+WPAb_Is_RSN(
+ PWLAN_IE_RSN_EXT pRSN
+)
{
- if (pRSN == NULL)
- return false;
+ if (pRSN == NULL)
+ return false;
- if ((pRSN->len >= 6) && // oui1(4)+ver(2)
- (pRSN->byElementID == WLAN_EID_RSN_WPA) && !memcmp(pRSN->abyOUI, abyOUI01, 4) &&
- (pRSN->wVersion == 1)) {
- return true;
- }
- else
- return false;
+ if ((pRSN->len >= 6) && // oui1(4)+ver(2)
+ (pRSN->byElementID == WLAN_EID_RSN_WPA) && !memcmp(pRSN->abyOUI, abyOUI01, 4) &&
+ (pRSN->wVersion == 1)) {
+ return true;
+ } else
+ return false;
}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-31 22:12:52 +0000