diff options
Diffstat (limited to 'drivers/staging/rt3090/common/cmm_cfg.c')
| -rw-r--r-- | drivers/staging/rt3090/common/cmm_cfg.c | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/drivers/staging/rt3090/common/cmm_cfg.c b/drivers/staging/rt3090/common/cmm_cfg.c new file mode 100644 index 000000000000..d8be9793c61b --- /dev/null +++ b/drivers/staging/rt3090/common/cmm_cfg.c @@ -0,0 +1,295 @@ +/* + ************************************************************************* + * Ralink Tech Inc. + * 5F., No.36, Taiyuan St., Jhubei City, + * Hsinchu County 302, + * Taiwan, R.O.C. + * + * (c) Copyright 2002-2007, Ralink Technology, Inc. + * + * 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. * + * * + ************************************************************************* + + Module Name: + cmm_cfg.c + + Abstract: + Ralink WiFi Driver configuration related subroutines + + Revision History: + Who When What + --------- ---------- ---------------------------------------------- +*/ + +#include "../rt_config.h" + + +char* GetPhyMode( + int Mode) +{ + switch(Mode) + { + case MODE_CCK: + return "CCK"; + + case MODE_OFDM: + return "OFDM"; +#ifdef DOT11_N_SUPPORT + case MODE_HTMIX: + return "HTMIX"; + + case MODE_HTGREENFIELD: + return "GREEN"; +#endif // DOT11_N_SUPPORT // + default: + return "N/A"; + } +} + + +char* GetBW( + int BW) +{ + switch(BW) + { + case BW_10: + return "10M"; + + case BW_20: + return "20M"; +#ifdef DOT11_N_SUPPORT + case BW_40: + return "40M"; +#endif // DOT11_N_SUPPORT // + default: + return "N/A"; + } +} + + +/* + ========================================================================== + Description: + Set Country Region to pAd->CommonCfg.CountryRegion. + This command will not work, if the field of CountryRegion in eeprom is programmed. + + Return: + TRUE if all parameters are OK, FALSE otherwise + ========================================================================== +*/ +INT RT_CfgSetCountryRegion( + IN PRTMP_ADAPTER pAd, + IN PSTRING arg, + IN INT band) +{ + LONG region, regionMax; + UCHAR *pCountryRegion; + + region = simple_strtol(arg, 0, 10); + + if (band == BAND_24G) + { + pCountryRegion = &pAd->CommonCfg.CountryRegion; + regionMax = REGION_MAXIMUM_BG_BAND; + } + else + { + pCountryRegion = &pAd->CommonCfg.CountryRegionForABand; + regionMax = REGION_MAXIMUM_A_BAND; + } + + // TODO: Is it neccesay for following check??? + // Country can be set only when EEPROM not programmed + if (*pCountryRegion & 0x80) + { + DBGPRINT(RT_DEBUG_ERROR, ("CfgSetCountryRegion():CountryRegion in eeprom was programmed\n")); + return FALSE; + } + + if((region >= 0) && (region <= REGION_MAXIMUM_BG_BAND)) + { + *pCountryRegion= (UCHAR) region; + } + else if ((region == REGION_31_BG_BAND) && (band == BAND_24G)) + { + *pCountryRegion = (UCHAR) region; + } + else + { + DBGPRINT(RT_DEBUG_ERROR, ("CfgSetCountryRegion():region(%ld) out of range!\n", region)); + return FALSE; + } + + return TRUE; + +} + + +/* + ========================================================================== + Description: + Set Wireless Mode + Return: + TRUE if all parameters are OK, FALSE otherwise + ========================================================================== +*/ +INT RT_CfgSetWirelessMode( + IN PRTMP_ADAPTER pAd, + IN PSTRING arg) +{ + INT MaxPhyMode = PHY_11G; + LONG WirelessMode; + +#ifdef DOT11_N_SUPPORT + MaxPhyMode = PHY_11N_5G; +#endif // DOT11_N_SUPPORT // + + WirelessMode = simple_strtol(arg, 0, 10); + if (WirelessMode <= MaxPhyMode) + { + pAd->CommonCfg.PhyMode = WirelessMode; + pAd->CommonCfg.DesiredPhyMode = WirelessMode; + return TRUE; + } + + return FALSE; + +} + + +INT RT_CfgSetShortSlot( + IN PRTMP_ADAPTER pAd, + IN PSTRING arg) +{ + LONG ShortSlot; + + ShortSlot = simple_strtol(arg, 0, 10); + + if (ShortSlot == 1) + pAd->CommonCfg.bUseShortSlotTime = TRUE; + else if (ShortSlot == 0) + pAd->CommonCfg.bUseShortSlotTime = FALSE; + else + return FALSE; //Invalid argument + + return TRUE; +} + + +/* + ========================================================================== + Description: + Set WEP KEY base on KeyIdx + Return: + TRUE if all parameters are OK, FALSE otherwise + ========================================================================== +*/ +INT RT_CfgSetWepKey( + IN PRTMP_ADAPTER pAd, + IN PSTRING keyString, + IN CIPHER_KEY *pSharedKey, + IN INT keyIdx) +{ + INT KeyLen; + INT i; + UCHAR CipherAlg = CIPHER_NONE; + BOOLEAN bKeyIsHex = FALSE; + + // TODO: Shall we do memset for the original key info?? + memset(pSharedKey, 0, sizeof(CIPHER_KEY)); + KeyLen = strlen(keyString); + switch (KeyLen) + { + case 5: //wep 40 Ascii type + case 13: //wep 104 Ascii type + bKeyIsHex = FALSE; + pSharedKey->KeyLen = KeyLen; + NdisMoveMemory(pSharedKey->Key, keyString, KeyLen); + break; + + case 10: //wep 40 Hex type + case 26: //wep 104 Hex type + for(i=0; i < KeyLen; i++) + { + if( !isxdigit(*(keyString+i)) ) + return FALSE; //Not Hex value; + } + bKeyIsHex = TRUE; + pSharedKey->KeyLen = KeyLen/2 ; + AtoH(keyString, pSharedKey->Key, pSharedKey->KeyLen); + break; + + default: //Invalid argument + DBGPRINT(RT_DEBUG_TRACE, ("RT_CfgSetWepKey(keyIdx=%d):Invalid argument (arg=%s)\n", keyIdx, keyString)); + return FALSE; + } + + pSharedKey->CipherAlg = ((KeyLen % 5) ? CIPHER_WEP128 : CIPHER_WEP64); + DBGPRINT(RT_DEBUG_TRACE, ("RT_CfgSetWepKey:(KeyIdx=%d,type=%s, Alg=%s)\n", + keyIdx, (bKeyIsHex == FALSE ? "Ascii" : "Hex"), CipherName[CipherAlg])); + + return TRUE; +} + + +/* + ========================================================================== + Description: + Set WPA PSK key + + Arguments: + pAdapter Pointer to our adapter + keyString WPA pre-shared key string + pHashStr String used for password hash function + hashStrLen Lenght of the hash string + pPMKBuf Output buffer of WPAPSK key + + Return: + TRUE if all parameters are OK, FALSE otherwise + ========================================================================== +*/ +INT RT_CfgSetWPAPSKKey( + IN RTMP_ADAPTER *pAd, + IN PSTRING keyString, + IN UCHAR *pHashStr, + IN INT hashStrLen, + OUT PUCHAR pPMKBuf) +{ + int keyLen; + UCHAR keyMaterial[40]; + + keyLen = strlen(keyString); + if ((keyLen < 8) || (keyLen > 64)) + { + DBGPRINT(RT_DEBUG_TRACE, ("WPAPSK Key length(%d) error, required 8 ~ 64 characters!(keyStr=%s)\n", + keyLen, keyString)); + return FALSE; + } + + memset(pPMKBuf, 0, 32); + if (keyLen == 64) + { + AtoH(keyString, pPMKBuf, 32); + } + else + { + PasswordHash(keyString, pHashStr, hashStrLen, keyMaterial); + NdisMoveMemory(pPMKBuf, keyMaterial, 32); + } + + return TRUE; +} |