285 lines
8.0 KiB
C
285 lines
8.0 KiB
C
#ifndef H_RPMLOG
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#define H_RPMLOG 1
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/** \ingroup rpmio
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* \file rpmio/rpmlog.h
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* Yet Another syslog(3) API clone.
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* Used to unify rpmError() and rpmMessage() interfaces in rpm.
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*/
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#include <stdarg.h>
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/**
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* RPM Log levels.
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* priorities/facilities are encoded into a single 32-bit quantity, where the
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* bottom 3 bits are the priority (0-7) and the top 28 bits are the facility
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* (0-big number). Both the priorities and the facilities map roughly
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* one-to-one to strings in the syslogd(8) source code. This mapping is
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* included in this file.
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*
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* priorities (these are ordered)
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*/
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/*@-typeuse@*/
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typedef enum rpmlogLvl_e {
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RPMLOG_EMERG = 0, /*!< system is unusable */
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RPMLOG_ALERT = 1, /*!< action must be taken immediately */
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RPMLOG_CRIT = 2, /*!< critical conditions */
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RPMLOG_ERR = 3, /*!< error conditions */
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RPMLOG_WARNING = 4, /*!< warning conditions */
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RPMLOG_NOTICE = 5, /*!< normal but significant condition */
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RPMLOG_INFO = 6, /*!< informational */
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RPMLOG_DEBUG = 7 /*!< debug-level messages */
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} rpmlogLvl;
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/*@=typeuse@*/
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#define RPMLOG_PRIMASK 0x07 /* mask to extract priority part (internal) */
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/* extract priority */
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#define RPMLOG_PRI(p) ((p) & RPMLOG_PRIMASK)
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#define RPMLOG_MAKEPRI(fac, pri) ((((unsigned)(fac)) << 3) | (pri))
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#ifdef RPMLOG_NAMES
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#define _RPMLOG_NOPRI 0x10 /* the "no priority" priority */
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/* mark "facility" */
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#define _RPMLOG_MARK RPMLOG_MAKEPRI(RPMLOG_NFACILITIES, 0)
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typedef struct _rpmcode {
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const char *c_name;
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int c_val;
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} RPMCODE;
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RPMCODE rpmprioritynames[] =
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{
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{ "alert", RPMLOG_ALERT },
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{ "crit", RPMLOG_CRIT },
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{ "debug", RPMLOG_DEBUG },
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{ "emerg", RPMLOG_EMERG },
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{ "err", RPMLOG_ERR },
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{ "error", RPMLOG_ERR }, /* DEPRECATED */
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{ "info", RPMLOG_INFO },
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{ "none", _RPMLOG_NOPRI }, /* INTERNAL */
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{ "notice", RPMLOG_NOTICE },
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{ "panic", RPMLOG_EMERG }, /* DEPRECATED */
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{ "warn", RPMLOG_WARNING }, /* DEPRECATED */
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{ "warning",RPMLOG_WARNING },
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{ NULL, -1 }
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};
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#endif
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/**
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* facility codes
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*/
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/*@-enummemuse -typeuse@*/
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typedef enum rpmlogFac_e {
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RPMLOG_KERN = (0<<3), /*!< kernel messages */
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RPMLOG_USER = (1<<3), /*!< random user-level messages */
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RPMLOG_MAIL = (2<<3), /*!< mail system */
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RPMLOG_DAEMON = (3<<3), /*!< system daemons */
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RPMLOG_AUTH = (4<<3), /*!< security/authorization messages */
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RPMLOG_SYSLOG = (5<<3), /*!< messages generated internally by syslogd */
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RPMLOG_LPR = (6<<3), /*!< line printer subsystem */
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RPMLOG_NEWS = (7<<3), /*!< network news subsystem */
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RPMLOG_UUCP = (8<<3), /*!< UUCP subsystem */
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RPMLOG_CRON = (9<<3), /*!< clock daemon */
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RPMLOG_AUTHPRIV = (10<<3), /*!< security/authorization messages (private) */
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RPMLOG_FTP = (11<<3), /*!< ftp daemon */
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/* other codes through 15 reserved for system use */
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RPMLOG_LOCAL0 = (16<<3), /*!< reserved for local use */
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RPMLOG_LOCAL1 = (17<<3), /*!< reserved for local use */
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RPMLOG_LOCAL2 = (18<<3), /*!< reserved for local use */
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RPMLOG_LOCAL3 = (19<<3), /*!< reserved for local use */
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RPMLOG_LOCAL4 = (20<<3), /*!< reserved for local use */
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RPMLOG_LOCAL5 = (21<<3), /*!< reserved for local use */
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RPMLOG_LOCAL6 = (22<<3), /*!< reserved for local use */
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RPMLOG_LOCAL7 = (23<<3), /*!< reserved for local use */
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#define RPMLOG_NFACILITIES 24 /*!< current number of facilities */
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RPMLOG_ERRMSG = (((unsigned)(RPMLOG_NFACILITIES+0))<<3)
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} rpmlogFac;
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/*@=enummemuse =typeuse@*/
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#define RPMLOG_FACMASK 0x03f8 /*!< mask to extract facility part */
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#define RPMLOG_FAC(p) (((p) & RPMLOG_FACMASK) >> 3)
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#ifdef RPMLOG_NAMES
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RPMCODE facilitynames[] =
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{
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{ "auth", RPMLOG_AUTH },
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{ "authpriv",RPMLOG_AUTHPRIV },
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{ "cron", RPMLOG_CRON },
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{ "daemon", RPMLOG_DAEMON },
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{ "ftp", RPMLOG_FTP },
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{ "kern", RPMLOG_KERN },
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{ "lpr", RPMLOG_LPR },
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{ "mail", RPMLOG_MAIL },
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{ "mark", _RPMLOG_MARK }, /* INTERNAL */
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{ "news", RPMLOG_NEWS },
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{ "security",RPMLOG_AUTH }, /* DEPRECATED */
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{ "syslog", RPMLOG_SYSLOG },
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{ "user", RPMLOG_USER },
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{ "uucp", RPMLOG_UUCP },
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{ "local0", RPMLOG_LOCAL0 },
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{ "local1", RPMLOG_LOCAL1 },
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{ "local2", RPMLOG_LOCAL2 },
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{ "local3", RPMLOG_LOCAL3 },
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{ "local4", RPMLOG_LOCAL4 },
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{ "local5", RPMLOG_LOCAL5 },
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{ "local6", RPMLOG_LOCAL6 },
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{ "local7", RPMLOG_LOCAL7 },
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{ NULL, -1 }
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};
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#endif
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/*
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* arguments to setlogmask.
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*/
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#define RPMLOG_MASK(pri) (1 << ((unsigned)(pri))) /*!< mask for one priority */
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#define RPMLOG_UPTO(pri) ((1 << (((unsigned)(pri))+1)) - 1) /*!< all priorities through pri */
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/*
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* Option flags for openlog.
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*
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* RPMLOG_ODELAY no longer does anything.
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* RPMLOG_NDELAY is the inverse of what it used to be.
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*/
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#define RPMLOG_PID 0x01 /*!< log the pid with each message */
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#define RPMLOG_CONS 0x02 /*!< log on the console if errors in sending */
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#define RPMLOG_ODELAY 0x04 /*!< delay open until first syslog() (default) */
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#define RPMLOG_NDELAY 0x08 /*!< don't delay open */
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#define RPMLOG_NOWAIT 0x10 /*!< don't wait for console forks: DEPRECATED */
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#define RPMLOG_PERROR 0x20 /*!< log to stderr as well */
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/**
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* @todo Add argument(s), integrate with other types of callbacks.
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*/
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typedef void (*rpmlogCallback) (void);
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/**
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*/
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typedef /*@abstract@*/ struct rpmlogRec_s {
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int code;
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/*@owned@*/ /*@null@*/
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const char * message;
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} * rpmlogRec;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Return number of rpmError() ressages.
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* @return number of messages
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*/
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int rpmlogGetNrecs(void) /*@*/;
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/**
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* Print all rpmError() messages.
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* @param f file handle (NULL uses stderr)
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*/
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void rpmlogPrint(/*@null@*/ FILE *f)
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/*@modifies *f @*/;
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/**
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* Close desriptor used to write to system logger.
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* @todo Implement.
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*/
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/*@unused@*/
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void rpmlogClose (void)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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/**
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* Open connection to system logger.
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* @todo Implement.
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*/
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/*@unused@*/
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void rpmlogOpen (const char * ident, int option, int facility)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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/**
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* Set the log mask level.
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* @param mask log mask (0 is no operation)
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* @return previous log mask
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*/
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int rpmlogSetMask (int mask)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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/**
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* Generate a log message using FMT string and option arguments.
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*/
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/*@mayexit@*/ /*@printflike@*/ void rpmlog (int code, const char *fmt, ...)
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/*@*/;
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/*@-exportlocal@*/
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/**
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* Return text of last rpmError() message.
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* @return text of last message
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*/
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/*@-redecl@*/
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/*@observer@*/ /*@null@*/ const char * rpmlogMessage(void)
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/*@*/;
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/*@=redecl@*/
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/**
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* Return error code from last rpmError() message.
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* @deprecated Perl-RPM needs, what's really needed is predictable, non-i18n
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* encumbered, error text that can be retrieved through rpmlogMessage()
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* and parsed IMHO.
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* @return code from last message
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*/
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int rpmlogCode(void)
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/*@*/;
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/**
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* Set rpmlog callback function.
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* @param cb rpmlog callback function
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* @return previous rpmlog callback function
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*/
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rpmlogCallback rpmlogSetCallback(rpmlogCallback cb)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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/**
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* Set rpmlog file handle.
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* @param fp rpmlog file handle (NULL uses stdout/stderr)
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* @return previous rpmlog file handle
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*/
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/*@null@*/
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FILE * rpmlogSetFile(/*@null@*/ FILE * fp)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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/*@=exportlocal@*/
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/**
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* Set rpmlog callback function.
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* @deprecated gnorpm needs, use rpmlogSetCallback() instead.
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*/
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extern rpmlogCallback rpmErrorSetCallback(rpmlogCallback cb)
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/*@globals internalState@*/
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/*@modifies internalState @*/;
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/**
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* Return error code from last rpmError() message.
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* @deprecated Perl-RPM needs, use rpmlogCode() instead.
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* @return code from last message
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*/
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extern int rpmErrorCode(void)
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/*@*/;
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/**
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* Return text of last rpmError() message.
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* @deprecated gnorpm needs, use rpmlogMessage() instead.
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* @return text of last message
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*/
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/*@-redecl@*/
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/*@observer@*/ /*@null@*/ extern const char * rpmErrorString(void) /*@*/;
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/*@=redecl@*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* H_RPMLOG */
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