sysent.c

2900 # 2901 /* 2902 */ 2903 2904 /* 2905 * This table is the switch used to transfer 2906 * to the appropriate routine for processing a system call. 2907 * Each row contains the number of arguments expected 2908 * and a pointer to the routine. 2909 */ 2910 int sysent[] 2911 { 2912 0, &nullsys, /* 0 = indir */ 2913 0, &rexit, /* 1 = exit */ 2914 0, &fork, /* 2 = fork */ 2915 2, &read, /* 3 = read */ 2916 2, &write, /* 4 = write */ 2917 2, &open, /* 5 = open */ 2918 0, &close, /* 6 = close */ 2919 0, &wait, /* 7 = wait */ 2920 2, &creat, /* 8 = creat */ 2921 2, &link, /* 9 = link */ 2922 1, &unlink, /* 10 = unlink */ 2923 2, &exec, /* 11 = exec */ 2924 1, &chdir, /* 12 = chdir */ 2925 0, &gtime, /* 13 = time */ 2926 3, &mknod, /* 14 = mknod */ 2927 2, &chmod, /* 15 = chmod */ 2928 2, &chown, /* 16 = chown */ 2929 1, &sbreak, /* 17 = break */ 2930 2, &stat, /* 18 = stat */ 2931 2, &seek, /* 19 = seek */ 2932 0, &getpid, /* 20 = getpid */ 2933 3, &smount, /* 21 = mount */ 2934 1, &sumount, /* 22 = umount */ 2935 0, &setuid, /* 23 = setuid */ 2936 0, &getuid, /* 24 = getuid */ 2937 0, &stime, /* 25 = stime */ 2938 3, &ptrace, /* 26 = ptrace */ 2939 0, &nosys, /* 27 = x */ 2940 1, &fstat, /* 28 = fstat */ 2941 0, &nosys, /* 29 = x */ 2942 1, &nullsys, /* 30 = smdate; inoperative */ 2943 1, &stty, /* 31 = stty */ 2944 1, &gtty, /* 32 = gtty */ 2945 0, &nosys, /* 33 = x */ 2946 0, &nice, /* 34 = nice */ 2947 0, &sslep, /* 35 = sleep */ 2948 0, &sync, /* 36 = sync */ 2949 1, &kill, /* 37 = kill */ 2950 0, &getswit, /* 38 = switch */ 2951 0, &nosys, /* 39 = x */ 2952 0, &nosys, /* 40 = x */ 2953 0, &dup, /* 41 = dup */ 2954 0, &pipe, /* 42 = pipe */ 2955 1, &times, /* 43 = times */ 2956 4, &profil, /* 44 = prof */ 2957 0, &nosys, /* 45 = tiu */ 2958 0, &setgid, /* 46 = setgid */ 2959 0, &getgid, /* 47 = getgid */ 2960 2, &ssig, /* 48 = sig */ 2961 0, &nosys, /* 49 = x */ 2962 0, &nosys, /* 50 = x */ 2963 0, &nosys, /* 51 = x */ 2964 0, &nosys, /* 52 = x */ 2965 0, &nosys, /* 53 = x */ 2966 0, &nosys, /* 54 = x */ 2967 0, &nosys, /* 55 = x */ 2968 0, &nosys, /* 56 = x */ 2969 0, &nosys, /* 57 = x */ 2970 0, &nosys, /* 58 = x */ 2971 0, &nosys, /* 59 = x */ 2972 0, &nosys, /* 60 = x */ 2973 0, &nosys, /* 61 = x */ 2974 0, &nosys, /* 62 = x */ 2975 0, &nosys /* 63 = x */ 2976 }; 2977 /* ------------------------ */ 2978 2979 2980 2981 2982 2983 2984 2985 2986 2987 2988 2989 2990 2991 2992 2993 2994 2995 2996 2997 2998 2999