Merge "logd: auditd: report facility LOG_AUTH"

#include <sys/klog.h>

#include <sys/prctl.h>

#include <sys/uio.h>

#include <syslog.h>

#include "libaudit.h"

#include "LogAudit.h"

#define KMSG_PRIORITY(PRI)         \

    '<',                           \

    '0' + (LOG_AUTH | (PRI)) / 10, \

    '0' + (LOG_AUTH | (PRI)) % 10, \

    '>'

LogAudit::LogAudit(LogBuffer *buf, LogReader *reader, int fdDmsg)

        : SocketListener(getLogSocket(), false)

        , logbuf(buf)

        , reader(reader)

        , fdDmesg(-1) {

    static const char auditd_message[] = "<6>logd.auditd: start\n";

    static const char auditd_message[] = { KMSG_PRIORITY(LOG_INFO),

        'l', 'o', 'g', 'd', '.', 'a', 'u', 'd', 'i', 't', 'd', ':',

        ' ', 's', 't', 'a', 'r', 't', '\n' };

    write(fdDmsg, auditd_message, sizeof(auditd_message));

    logDmesg();

    fdDmesg = fdDmsg;

    bool info = strstr(str, " permissive=1") || strstr(str, " policy loaded ");

    if (fdDmesg >= 0) {

        struct iovec iov[3];

        static const char log_info[] = { KMSG_PRIORITY(LOG_INFO) };

        static const char log_warning[] = { KMSG_PRIORITY(LOG_WARNING) };

        iov[0].iov_base = info ? const_cast<char *>("<6>")

                               : const_cast<char *>("<4>");

        iov[0].iov_len = 3;

        iov[0].iov_base = info ? const_cast<char *>(log_info)

                               : const_cast<char *>(log_warning);

        iov[0].iov_len = info ? sizeof(log_info) : sizeof(log_warning);

        iov[1].iov_base = str;

        iov[1].iov_len = strlen(str);

        iov[2].iov_base = const_cast<char *>("\n");