Date: Mon, 24 Feb 2025 20:27:20 GMT From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: eaa2fca952b3 - stable/14 - LinuxKPI: 802.11: make (unsupported) cipher suite prints user friendly Message-ID: <202502242027.51OKRKwf027602@gitrepo.freebsd.org>
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The branch stable/14 has been updated by bz: URL: https://cgit.FreeBSD.org/src/commit/?id=eaa2fca952b33f67b8d9c13da5d4cec8054f0e4f commit eaa2fca952b33f67b8d9c13da5d4cec8054f0e4f Author: Bjoern A. Zeeb <bz@FreeBSD.org> AuthorDate: 2025-02-19 12:04:47 +0000 Commit: Bjoern A. Zeeb <bz@FreeBSD.org> CommitDate: 2025-02-24 20:26:49 +0000 LinuxKPI: 802.11: make (unsupported) cipher suite prints user friendly Rather than just printing the cipher suite as uint32_t hex (or split into OUI and number) also print a short name. iwlwifi(4), for example, now prints on startup with HW_CRYPTO on: unsupported WLAN Cipher Suite 0x000fac | 8 (GCMP) unsupported WLAN Cipher Suite 0x000fac | 9 (GCMP_256) unsupported WLAN Cipher Suite 0x000fac | 6 (AES_CMAC) unsupported WLAN Cipher Suite 0x000fac | 11 (BIP_GMAC_128) unsupported WLAN Cipher Suite 0x000fac | 12 (BIP_GMAC_256) Likewise _lkpi_iv_key_set() would now print: iwlwifi0: _lkpi_iv_key_set: CIPHER SUITE 0xfac02 (TKIP) not supported Sponsored by: The FreeBSD Foundation (cherry picked from commit 12a511c844706917e49e24c8d1daa861288aea23) --- sys/compat/linuxkpi/common/src/linux_80211.c | 47 +++++++++++++++++++++++++--- 1 file changed, 42 insertions(+), 5 deletions(-) diff --git a/sys/compat/linuxkpi/common/src/linux_80211.c b/sys/compat/linuxkpi/common/src/linux_80211.c index 683de6e0d474..9de81f3f9b28 100644 --- a/sys/compat/linuxkpi/common/src/linux_80211.c +++ b/sys/compat/linuxkpi/common/src/linux_80211.c @@ -750,6 +750,38 @@ lkpi_opmode_to_vif_type(enum ieee80211_opmode opmode) } #ifdef LKPI_80211_HW_CRYPTO +static const char * +lkpi_cipher_suite_to_name(uint32_t wlan_cipher_suite) +{ + + switch (wlan_cipher_suite) { + case WLAN_CIPHER_SUITE_WEP40: + return ("WEP40"); + case WLAN_CIPHER_SUITE_TKIP: + return ("TKIP"); + case WLAN_CIPHER_SUITE_CCMP: + return ("CCMP"); + case WLAN_CIPHER_SUITE_WEP104: + return ("WEP104"); + case WLAN_CIPHER_SUITE_AES_CMAC: + return ("AES_CMAC"); + case WLAN_CIPHER_SUITE_GCMP: + return ("GCMP"); + case WLAN_CIPHER_SUITE_GCMP_256: + return ("GCMP_256"); + case WLAN_CIPHER_SUITE_CCMP_256: + return ("CCMP_256"); + case WLAN_CIPHER_SUITE_BIP_GMAC_128: + return ("BIP_GMAC_128"); + case WLAN_CIPHER_SUITE_BIP_GMAC_256: + return ("BIP_GMAC_256"); + case WLAN_CIPHER_SUITE_BIP_CMAC_256: + return ("BIP_CMAC_256"); + default: + return ("??"); + } +} + static uint32_t lkpi_l80211_to_net80211_cyphers(uint32_t wlan_cipher_suite) { @@ -770,12 +802,16 @@ lkpi_l80211_to_net80211_cyphers(uint32_t wlan_cipher_suite) case WLAN_CIPHER_SUITE_BIP_GMAC_128: case WLAN_CIPHER_SUITE_BIP_GMAC_256: case WLAN_CIPHER_SUITE_BIP_CMAC_256: - printf("%s: unsupported WLAN Cipher Suite %#08x | %u\n", __func__, - wlan_cipher_suite >> 8, wlan_cipher_suite & 0xff); + printf("%s: unsupported WLAN Cipher Suite %#08x | %u (%s)\n", + __func__, + wlan_cipher_suite >> 8, wlan_cipher_suite & 0xff, + lkpi_cipher_suite_to_name(wlan_cipher_suite)); break; default: - printf("%s: unknown WLAN Cipher Suite %#08x | %u\n", __func__, - wlan_cipher_suite >> 8, wlan_cipher_suite & 0xff); + printf("%s: unknown WLAN Cipher Suite %#08x | %u (%s)\n", + __func__, + wlan_cipher_suite >> 8, wlan_cipher_suite & 0xff, + lkpi_cipher_suite_to_name(wlan_cipher_suite)); } return (0); @@ -1127,7 +1163,8 @@ _lkpi_iv_key_set(struct ieee80211vap *vap, const struct ieee80211_key *k) break; case WLAN_CIPHER_SUITE_TKIP: default: - ic_printf(ic, "%s: CIPHER SUITE %#x not supported\n", __func__, lcipher); + ic_printf(ic, "%s: CIPHER SUITE %#x (%s) not supported\n", + __func__, lcipher, lkpi_cipher_suite_to_name(lcipher)); IMPROVE(); wiphy_unlock(hw->wiphy); ieee80211_free_node(ni);
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