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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-06 01:02:30 +0000
commit76cb841cb886eef6b3bee341a2266c76578724ad (patch)
treef5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /net/bluetooth/lib.c
parentInitial commit. (diff)
downloadlinux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz
linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'net/bluetooth/lib.c')
-rw-r--r--net/bluetooth/lib.c200
1 files changed, 200 insertions, 0 deletions
diff --git a/net/bluetooth/lib.c b/net/bluetooth/lib.c
new file mode 100644
index 000000000..63e65d9b4
--- /dev/null
+++ b/net/bluetooth/lib.c
@@ -0,0 +1,200 @@
+/*
+ BlueZ - Bluetooth protocol stack for Linux
+ Copyright (C) 2000-2001 Qualcomm Incorporated
+
+ Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License version 2 as
+ published by the Free Software Foundation;
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
+ IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
+ CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
+ WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+ ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
+ COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
+ SOFTWARE IS DISCLAIMED.
+*/
+
+/* Bluetooth kernel library. */
+
+#define pr_fmt(fmt) "Bluetooth: " fmt
+
+#include <linux/export.h>
+
+#include <net/bluetooth/bluetooth.h>
+
+void baswap(bdaddr_t *dst, const bdaddr_t *src)
+{
+ const unsigned char *s = (const unsigned char *)src;
+ unsigned char *d = (unsigned char *)dst;
+ unsigned int i;
+
+ for (i = 0; i < 6; i++)
+ d[i] = s[5 - i];
+}
+EXPORT_SYMBOL(baswap);
+
+/* Bluetooth error codes to Unix errno mapping */
+int bt_to_errno(__u16 code)
+{
+ switch (code) {
+ case 0:
+ return 0;
+
+ case 0x01:
+ return EBADRQC;
+
+ case 0x02:
+ return ENOTCONN;
+
+ case 0x03:
+ return EIO;
+
+ case 0x04:
+ case 0x3c:
+ return EHOSTDOWN;
+
+ case 0x05:
+ return EACCES;
+
+ case 0x06:
+ return EBADE;
+
+ case 0x07:
+ return ENOMEM;
+
+ case 0x08:
+ return ETIMEDOUT;
+
+ case 0x09:
+ return EMLINK;
+
+ case 0x0a:
+ return EMLINK;
+
+ case 0x0b:
+ return EALREADY;
+
+ case 0x0c:
+ return EBUSY;
+
+ case 0x0d:
+ case 0x0e:
+ case 0x0f:
+ return ECONNREFUSED;
+
+ case 0x10:
+ return ETIMEDOUT;
+
+ case 0x11:
+ case 0x27:
+ case 0x29:
+ case 0x20:
+ return EOPNOTSUPP;
+
+ case 0x12:
+ return EINVAL;
+
+ case 0x13:
+ case 0x14:
+ case 0x15:
+ return ECONNRESET;
+
+ case 0x16:
+ return ECONNABORTED;
+
+ case 0x17:
+ return ELOOP;
+
+ case 0x18:
+ return EACCES;
+
+ case 0x1a:
+ return EPROTONOSUPPORT;
+
+ case 0x1b:
+ return ECONNREFUSED;
+
+ case 0x19:
+ case 0x1e:
+ case 0x23:
+ case 0x24:
+ case 0x25:
+ return EPROTO;
+
+ default:
+ return ENOSYS;
+ }
+}
+EXPORT_SYMBOL(bt_to_errno);
+
+void bt_info(const char *format, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, format);
+
+ vaf.fmt = format;
+ vaf.va = &args;
+
+ pr_info("%pV", &vaf);
+
+ va_end(args);
+}
+EXPORT_SYMBOL(bt_info);
+
+void bt_warn(const char *format, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, format);
+
+ vaf.fmt = format;
+ vaf.va = &args;
+
+ pr_warn("%pV", &vaf);
+
+ va_end(args);
+}
+EXPORT_SYMBOL(bt_warn);
+
+void bt_err(const char *format, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, format);
+
+ vaf.fmt = format;
+ vaf.va = &args;
+
+ pr_err("%pV", &vaf);
+
+ va_end(args);
+}
+EXPORT_SYMBOL(bt_err);
+
+void bt_err_ratelimited(const char *format, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, format);
+
+ vaf.fmt = format;
+ vaf.va = &args;
+
+ pr_err_ratelimited("%pV", &vaf);
+
+ va_end(args);
+}
+EXPORT_SYMBOL(bt_err_ratelimited);