logrotate.h

#ifndef H_LOGROTATE
#define H_LOGROTATE

#include <sys/types.h>
#include "queue.h"
#include <glob.h>

/* needed for basename() on OS X */
#if HAVE_LIBGEN_H
#   include <libgen.h>
#endif

#define LOG_FLAG_COMPRESS       (1 << 0)
#define LOG_FLAG_CREATE         (1 << 1)
#define LOG_FLAG_IFEMPTY        (1 << 2)
#define LOG_FLAG_DELAYCOMPRESS  (1 << 3)
#define LOG_FLAG_COPYTRUNCATE   (1 << 4)
#define LOG_FLAG_MISSINGOK      (1 << 5)
#define LOG_FLAG_MAILFIRST      (1 << 6)
#define LOG_FLAG_SHAREDSCRIPTS  (1 << 7)
#define LOG_FLAG_COPY           (1 << 8)
#define LOG_FLAG_DATEEXT        (1 << 9)
#define LOG_FLAG_SHRED          (1 << 10)
#define LOG_FLAG_SU             (1 << 11)
#define LOG_FLAG_DATEYESTERDAY  (1 << 12)
#define LOG_FLAG_OLDDIRCREATE   (1 << 13)
#define LOG_FLAG_TMPFILENAME    (1 << 14)
#define LOG_FLAG_DATEHOURAGO    (1 << 15)

#define NO_MODE ((mode_t) -1)
#define NO_UID  ((uid_t) -1)
#define NO_GID  ((gid_t) -1)

#ifdef HAVE_LIBSELINUX
#define WITH_SELINUX 1
#endif

#ifdef HAVE_LIBACL
#define WITH_ACL 1
#endif

enum criterium {
    ROT_HOURLY,
    ROT_DAYS,
    ROT_WEEKLY,
    ROT_MONTHLY,
    ROT_YEARLY,
    ROT_SIZE
};

struct logInfo {
    char *pattern;
    char **files;
    unsigned numFiles;
    char *oldDir;
    enum criterium criterium;
    unsigned weekday; /* used by ROT_WEEKLY only */
    off_t threshold;
    off_t maxsize;
    off_t minsize;
    int rotateCount;
    int rotateMinAge;
    int rotateAge;
    int logStart;
    char *pre, *post, *first, *last, *preremove;
    char *logAddress;
    char *extension;
    char *addextension;
    char *compress_prog;
    char *uncompress_prog;
    char *compress_ext;
    char *dateformat;               /* specify format for strftime (for dateext) */
    int flags;
    int shred_cycles;               /* if !=0, pass -n shred_cycles to GNU shred */
    mode_t createMode;              /* if any/all of these are -1, we use the */
    uid_t createUid;                /* attributes from the log file just rotated */
    gid_t createGid;
    uid_t suUid;                    /* switch user to this uid and group to this gid */
    gid_t suGid;
    mode_t olddirMode;
    uid_t olddirUid;
    uid_t olddirGid;
    /* these are at the end so they end up nil */
    const char **compress_options_list;
    int compress_options_count;
    TAILQ_ENTRY(logInfo) list;
};

TAILQ_HEAD(logInfoHead, logInfo);
extern struct logInfoHead logs;

extern int numLogs;
extern int debug;

int switch_user(uid_t user, gid_t group);
int switch_user_back(void);
int readAllConfigPaths(const char **paths);
#if !defined(asprintf) && !defined(_FORTIFY_SOURCE)
int asprintf(char **string_ptr, const char *format, ...);
#endif

#endif

/* vim: set et sw=4 ts=4: */