[dpdk-dev] [PATCH 2/9] eal: syslog implementation for windows

[Pallavi Kadam <pallavi.kadam@intel.com>]

Adding syslog.h on Windows for supporting common code.
This implementation has BSD-3-Clause licensing.

Signed-off-by: Antara Ganesh Kolar <antara.ganesh.kolar@intel.com>
Signed-off-by: Pallavi Kadam <pallavi.kadam@intel.com>
Reviewed-by: Ranjit Menon <ranjit.menon@intel.com>
Reviewed-by: Keith Wiles <keith.wiles@intel.com>
---
 lib/librte_eal/windows/eal/include/syslog.h | 213 ++++++++++++++++++++
 1 file changed, 213 insertions(+)
 create mode 100644 lib/librte_eal/windows/eal/include/syslog.h

diff --git a/lib/librte_eal/windows/eal/include/syslog.h b/lib/librte_eal/windows/eal/include/syslog.h
new file mode 100644
index 000000000..57306e921
--- /dev/null
+++ b/lib/librte_eal/windows/eal/include/syslog.h
@@ -0,0 +1,213 @@
+/* Copyright (c) 1982, 1986, 1988, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	syslog.h	8.1 (Berkeley) 6/2/93
+ */
+
+#ifndef _SYS_SYSLOG_H
+#define _SYS_SYSLOG_H 1
+
+#include <stdarg.h>
+
+/*
+ * priorities/facilities are encoded into a single 32-bit quantity, where the
+ * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility
+ * (0-big number).  Both the priorities and the facilities map roughly
+ * one-to-one to strings in the syslogd(8) source code.  This mapping is
+ * included in this file.
+ *
+ * priorities (these are ordered)
+ */
+#define	LOG_EMERG	0	/* system is unusable */
+#define	LOG_ALERT	1	/* action must be taken immediately */
+#define	LOG_CRIT	2	/* critical conditions */
+#define	LOG_ERR		3	/* error conditions */
+#define	LOG_WARNING	4	/* warning conditions */
+#define	LOG_NOTICE	5	/* normal but significant condition */
+#define	LOG_INFO	6	/* informational */
+#define	LOG_DEBUG	7	/* debug-level messages */
+
+#define	LOG_PRIMASK	0x07	/* mask to extract priority part (internal) */
+/* extract priority */
+#define	LOG_PRI(p)	((p) & LOG_PRIMASK)
+#define	LOG_MAKEPRI(fac, pri)	(((fac) << 3) | (pri))
+
+#ifdef SYSLOG_NAMES
+#define	INTERNAL_NOPRI	0x10	/* the "no priority" priority */
+/* mark "facility" */
+#define	INTERNAL_MARK	LOG_MAKEPRI(LOG_NFACILITIES, 0)
+typedef struct _code {
+	char	*c_name;
+	int	c_val;
+} CODE;
+
+CODE prioritynames[] = {
+	{ "alert", LOG_ALERT },
+	{ "crit", LOG_CRIT },
+	{ "debug", LOG_DEBUG },
+	{ "emerg", LOG_EMERG },
+	{ "err", LOG_ERR },
+	{ "error", LOG_ERR },		/* DEPRECATED */
+	{ "info", LOG_INFO },
+	{ "none", INTERNAL_NOPRI },		/* INTERNAL */
+	{ "notice", LOG_NOTICE },
+	{ "panic", LOG_EMERG },		/* DEPRECATED */
+	{ "warn", LOG_WARNING },		/* DEPRECATED */
+	{ "warning", LOG_WARNING },
+	{ NULL, -1 }
+};
+#endif
+
+/* facility codes */
+#define	LOG_KERN	(0<<3)	/* kernel messages */
+#define	LOG_USER	(1<<3)	/* random user-level messages */
+#define	LOG_MAIL	(2<<3)	/* mail system */
+#define	LOG_DAEMON	(3<<3)	/* system daemons */
+#define	LOG_AUTH	(4<<3)	/* security/authorization messages */
+#define	LOG_SYSLOG	(5<<3)	/* messages generated internally by syslogd */
+#define	LOG_LPR		(6<<3)	/* line printer subsystem */
+#define	LOG_NEWS	(7<<3)	/* network news subsystem */
+#define	LOG_UUCP	(8<<3)	/* UUCP subsystem */
+#define	LOG_CRON	(9<<3)	/* clock daemon */
+#define	LOG_AUTHPRIV	(10<<3)	/* security/authorization messages (private) */
+#define	LOG_FTP		(11<<3)	/* ftp daemon */
+
+/* other codes through 15 reserved for system use */
+#define	LOG_LOCAL0	(16<<3)	/* reserved for local use */
+#define	LOG_LOCAL1	(17<<3)	/* reserved for local use */
+#define	LOG_LOCAL2	(18<<3)	/* reserved for local use */
+#define	LOG_LOCAL3	(19<<3)	/* reserved for local use */
+#define	LOG_LOCAL4	(20<<3)	/* reserved for local use */
+#define	LOG_LOCAL5	(21<<3)	/* reserved for local use */
+#define	LOG_LOCAL6	(22<<3)	/* reserved for local use */
+#define	LOG_LOCAL7	(23<<3)	/* reserved for local use */
+
+#define	LOG_NFACILITIES	24	/* current number of facilities */
+#define	LOG_FACMASK	0x03f8	/* mask to extract facility part */
+/* facility of pri */
+#define	LOG_FAC(p)	(((p) & LOG_FACMASK) >> 3)
+
+#ifdef SYSLOG_NAMES
+CODE facilitynames[] = {
+	{ "auth", LOG_AUTH },
+	{ "authpriv", LOG_AUTHPRIV },
+	{ "cron", LOG_CRON },
+	{ "daemon", LOG_DAEMON },
+	{ "ftp", LOG_FTP },
+	{ "kern", LOG_KERN },
+	{ "lpr", LOG_LPR },
+	{ "mail", LOG_MAIL },
+	{ "mark", INTERNAL_MARK },		/* INTERNAL */
+	{ "news", LOG_NEWS },
+	{ "security", LOG_AUTH },		/* DEPRECATED */
+	{ "syslog", LOG_SYSLOG },
+	{ "user", LOG_USER },
+	{ "uucp", LOG_UUCP },
+	{ "local0", LOG_LOCAL0 },
+	{ "local1", LOG_LOCAL1 },
+	{ "local2", LOG_LOCAL2 },
+	{ "local3", LOG_LOCAL3 },
+	{ "local4", LOG_LOCAL4 },
+	{ "local5", LOG_LOCAL5 },
+	{ "local6", LOG_LOCAL6 },
+	{ "local7", LOG_LOCAL7 },
+	{ NULL, -1 }
+};
+#endif
+
+/*
+ * arguments to setlogmask.
+ */
+#define	LOG_MASK(pri)	(1 << (pri))		/* mask for one priority */
+#define	LOG_UPTO(pri)	((1 << ((pri)+1)) - 1)	/* all priorities through pri */
+
+/*
+ * Option flags for openlog.
+ *
+ * LOG_ODELAY no longer does anything.
+ * LOG_NDELAY is the inverse of what it used to be.
+ */
+#define	LOG_PID		0x01	/* log the pid with each message */
+#define	LOG_CONS	0x02	/* log on the console if errors in sending */
+#define	LOG_ODELAY	0x04	/* delay open until first syslog() (default) */
+#define	LOG_NDELAY	0x08	/* don't delay open */
+#define	LOG_NOWAIT	0x10	/* don't wait for console forks: DEPRECATED */
+#define	LOG_PERROR	0x20	/* log to stderr as well */
+
+#define SYSLOG_PORT     514
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Close descriptor used to write to system logger.  */
+extern void closelog(void);
+
+/* Open connection to system logger.  */
+extern void openlog(char *__ident, int __option, int __facility);
+
+/* Set the log mask level.  */
+extern int setlogmask(int __mask);
+
+/* Generate a log message using FMT string and option arguments. */
+extern void syslog(int __pri, char *__fmt, ...);
+
+/* Generate a log message using FMT and using arguments pointed to by AP. */
+extern void vsyslog(int __pri, char *__fmt, va_list __ap);
+
+#ifdef _WIN32
+/* Windows specific.
+ *
+ *init_syslog() *must* be called before calling any of the above
+ *functions.  exit_syslog() will be scheduled using atexit().
+ *However, it is not an error and encouraged to call
+ *exit_syslog() before the application exits.
+ *
+ *During operation, the application is free to call exit_syslog()
+ *followed by init_syslog() to re-initialize the library. i.e. if
+ *a different syslog host is to be used.
+ */
+
+/* Initializes the syslog library and sets the syslog host.  The
+ * hostname parameter is of the form "<hostname>[:<port>]".  The
+ * <port> may be a numeric port or it may be a name of a service.
+ * If the <port> is specified using a service name, it will be
+ * looked up using getservbyname().
+ *
+ * On failure, the hostname and port will be set to "localhost"
+ * and SYSLOG_PORT respectively.
+ */
+extern void init_syslog(const char *hostname);
+
+extern void exit_syslog(void);
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* syslog.h */
-- 
2.18.0.windows.1