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(c-71-56-157-77.hsd1.or.comcast.net. [71.56.157.77]) by smtp.gmail.com with ESMTPSA id i16-20020a056e020d9000b002d0e8a52ab6sm937628ilj.27.2022.05.13.16.51.26 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 May 2022 16:51:26 -0700 (PDT) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH v2 1/3] Bluetooth: Add bt_status Date: Fri, 13 May 2022 16:51:23 -0700 Message-Id: <20220513235125.1364692-1-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org From: Luiz Augusto von Dentz This adds bt_status which can be used to convert Unix errno to Bluetooth status. Signed-off-by: Luiz Augusto von Dentz --- include/net/bluetooth/bluetooth.h | 1 + net/bluetooth/lib.c | 71 +++++++++++++++++++++++++++++++ 2 files changed, 72 insertions(+) diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index 6b48d9e2aab9..cfe6159f26bc 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -521,6 +521,7 @@ static inline struct sk_buff *bt_skb_sendmmsg(struct sock *sk, } int bt_to_errno(u16 code); +__u8 bt_status(int err); void hci_sock_set_flag(struct sock *sk, int nr); void hci_sock_clear_flag(struct sock *sk, int nr); diff --git a/net/bluetooth/lib.c b/net/bluetooth/lib.c index 5326f41a58b7..469a0c95b6e8 100644 --- a/net/bluetooth/lib.c +++ b/net/bluetooth/lib.c @@ -135,6 +135,77 @@ int bt_to_errno(__u16 code) } EXPORT_SYMBOL(bt_to_errno); +/* Unix errno to Bluetooth error codes mapping */ +__u8 bt_status(int err) +{ + /* Don't convert if already positive value */ + if (err >= 0) + return err; + + switch (err) { + case -EBADRQC: + return 0x01; + + case -ENOTCONN: + return 0x02; + + case -EIO: + return 0x03; + + case -EHOSTDOWN: + return 0x04; + + case -EACCES: + return 0x05; + + case -EBADE: + return 0x06; + + case -ENOMEM: + return 0x07; + + case -ETIMEDOUT: + return 0x08; + + case -EMLINK: + return 0x09; + + case EALREADY: + return 0x0b; + + case -EBUSY: + return 0x0c; + + case -ECONNREFUSED: + return 0x0d; + + case -EOPNOTSUPP: + return 0x11; + + case -EINVAL: + return 0x12; + + case -ECONNRESET: + return 0x13; + + case -ECONNABORTED: + return 0x16; + + case ELOOP: + return 0x17; + + case -EPROTONOSUPPORT: + return 0x1a; + + case -EPROTO: + return 0x19; + + default: + return 0x1f; + } +} +EXPORT_SYMBOL(bt_status); + void bt_info(const char *format, ...) { struct va_format vaf;