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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1255 | giacomo | 1 | #include <kernel/kern.h> |
| 2 | #include <stdlib.h> |
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| 3 | #include <string.h> |
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| 4 | #include <stdio.h> |
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| 5 | #include "parser.h" |
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| 6 | |||
| 7 | //#define PARSER_DEBUG |
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| 8 | |||
| 9 | static int find_break(char **buf, int find_type, struct timespec *time, int *val) |
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| 10 | { |
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| 11 | |||
| 12 | int i; |
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| 13 | char str[20]; |
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| 14 | |||
| 15 | i = 0; |
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| 16 | while (((char *)(*buf))[i] == ' ' || ((char *)(*buf))[i] == ':' || |
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| 17 | ((char *)(*buf))[i] == '\n' || ((char *)(*buf))[i] == '\r') i++; |
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| 18 | *buf += i; |
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| 19 | |||
| 20 | if (!strncmp(*buf,"END",3) && find_type == PAR_NOTHING) { |
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| 21 | *buf += 5; |
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| 22 | return PAR_END; |
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| 23 | } |
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| 24 | |||
| 25 | i = 0; |
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| 26 | if (((char *)(*buf))[0] == '#' && find_type == PAR_NOTHING) { |
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| 27 | while (((char *)(*buf))[i] != '\n' && ((char *)(*buf))[i] != '\r') i++; |
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| 28 | *buf += i; |
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| 29 | return PAR_FOUND; |
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| 30 | } |
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| 31 | |||
| 32 | switch (find_type) { |
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| 33 | |||
| 34 | case PAR_NOTHING: |
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| 35 | if (((char *)(*buf))[0] == ';' || |
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| 36 | ((char *)(*buf))[0] < 32) { |
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| 37 | *buf += 1; |
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| 38 | return PAR_FOUND; |
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| 39 | } |
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| 40 | break; |
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| 41 | |||
| 42 | case PAR_TOTAL_EXEC_TIME: |
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| 43 | if (!strncmp(*buf, "TOTAL_EXEC_TIME:",16)) { |
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| 44 | *buf += 16; |
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| 45 | return PAR_FOUND; |
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| 46 | } |
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| 47 | break; |
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| 48 | |||
| 49 | case PAR_TIME: |
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| 50 | if (((char *)(*buf))[0] != '[') return PAR_ERROR; |
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| 51 | *buf += 1; |
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| 52 | i = 0; |
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| 53 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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| 54 | str[i] = ((char *)(*buf))[i]; |
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| 55 | i++; |
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| 56 | } |
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| 57 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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| 58 | str[i] = 0; |
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| 59 | time->tv_sec = atoi(str); |
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| 60 | i += 2; |
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| 61 | *buf += i; |
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| 62 | i = 0; |
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| 63 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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| 64 | str[i] = ((char *)(*buf))[i]; |
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| 65 | i++; |
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| 66 | } |
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| 67 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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| 68 | str[i] = 0; |
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| 69 | time->tv_nsec = atoi(str) * 1000; |
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| 70 | i += 2; |
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| 71 | *buf += i; |
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| 72 | return PAR_FOUND; |
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| 73 | break; |
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| 74 | |||
| 75 | case PAR_TASK_TYPE: |
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| 76 | if (!strncmp(*buf, "NRT:",4)) { |
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| 77 | *val = PAR_TASK_NRT; |
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| 78 | *buf += 4; |
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| 79 | return PAR_FOUND; |
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| 80 | } |
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| 81 | if (!strncmp(*buf, "HARD:",5)) { |
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| 82 | *val = PAR_TASK_HARD; |
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| 83 | *buf += 5; |
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| 84 | return PAR_FOUND; |
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| 85 | } |
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| 86 | if (!strncmp(*buf, "SOFT:",5)) { |
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| 87 | *val = PAR_TASK_SOFT; |
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| 88 | *buf += 5; |
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| 89 | return PAR_FOUND; |
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| 90 | } |
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| 91 | if (!strncmp(*buf, "BACK:",5)) { |
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| 92 | *val = PAR_TASK_BACK; |
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| 93 | *buf += 5; |
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| 94 | return PAR_FOUND; |
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| 95 | } |
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| 96 | if (!strncmp(*buf, "FSF:",4)) { |
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| 97 | *val = PAR_TASK_FSF; |
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| 98 | *buf += 4; |
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| 99 | return PAR_FOUND; |
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| 100 | } |
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| 101 | break; |
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| 102 | |||
| 103 | case PAR_TASK_NUMBER: |
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| 104 | if (((char *)(*buf))[0] != '[') return PAR_ERROR; |
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| 105 | *buf += 1; |
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| 106 | i = 0; |
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| 107 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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| 108 | str[i] = ((char *)(*buf))[i]; |
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| 109 | i++; |
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| 110 | } |
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| 111 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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| 112 | str[i] = 0; |
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| 113 | *val = atoi(str); |
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| 114 | i += 2; |
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| 115 | *buf += i; |
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| 116 | return PAR_FOUND; |
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| 117 | break; |
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| 118 | |||
| 119 | case PAR_LOCAL_SCHEDULER: |
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| 120 | if (!strncmp(*buf,"POSIX",5)) { |
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| 121 | *buf += 5; |
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| 122 | *val = PAR_POSIX; |
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| 123 | return PAR_FOUND; |
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| 124 | } |
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| 125 | if (!strncmp(*buf,"EDF",3)) { |
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| 126 | *buf += 3; |
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| 127 | *val = PAR_EDF; |
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| 128 | return PAR_FOUND; |
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| 129 | } |
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| 130 | if (!strncmp(*buf,"RM",2)) { |
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| 131 | *buf += 2; |
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| 132 | *val = PAR_RM; |
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| 133 | return PAR_FOUND; |
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| 134 | } |
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| 135 | break; |
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| 136 | |||
| 137 | case PAR_ACT_TYPE: |
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| 138 | if (!strncmp(*buf,"ACT_SINGLE(",11)) { |
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| 139 | *buf += 11; |
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| 140 | *val = PAR_ACT_SINGLE; |
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| 141 | return PAR_FOUND; |
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| 142 | } |
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| 143 | if (!strncmp(*buf,"ACT_PERIODIC(",13)) { |
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| 144 | *buf += 13; |
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| 145 | *val = PAR_ACT_PERIODIC; |
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| 146 | return PAR_FOUND; |
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| 147 | } |
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| 148 | if (!strncmp(*buf,"ACT_MEAN(",9)) { |
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| 149 | *buf += 9; |
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| 150 | *val = PAR_ACT_MEAN; |
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| 151 | return PAR_FOUND; |
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| 152 | } |
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| 153 | if (!strncmp(*buf,"ACT_GAUSS(",10)) { |
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| 154 | *buf += 10; |
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| 155 | *val = PAR_ACT_GAUSS; |
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| 156 | return PAR_FOUND;; |
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| 157 | } |
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| 158 | if (!strncmp(*buf,"ACT_GAUSS_MAX(",14)) { |
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| 159 | *buf += 14; |
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| 160 | *val = PAR_ACT_GAUSS_MAX; |
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| 161 | return PAR_FOUND; |
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| 162 | } |
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| 163 | return PAR_ERROR; |
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| 164 | break; |
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| 165 | |||
| 166 | case PAR_EXEC_TYPE: |
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| 167 | if (!strncmp(*buf,"EXEC_CONST(",11)) { |
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| 168 | *buf += 11; |
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| 169 | *val = PAR_EXEC_CONST; |
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| 170 | return PAR_FOUND; |
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| 171 | } |
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| 172 | if (!strncmp(*buf,"EXEC_MEAN(",10)) { |
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| 173 | *buf += 10; |
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| 174 | *val = PAR_EXEC_MEAN; |
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| 175 | return PAR_FOUND; |
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| 176 | } |
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| 177 | if (!strncmp(*buf,"EXEC_GAUSS(",11)) { |
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| 178 | *buf += 11; |
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| 179 | *val = PAR_EXEC_GAUSS; |
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| 180 | return PAR_FOUND; |
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| 181 | } |
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| 182 | if (!strncmp(*buf,"EXEC_GAUSS_MAX(",15)) { |
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| 183 | *buf += 15; |
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| 184 | *val = PAR_EXEC_GAUSS_MAX; |
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| 185 | return PAR_FOUND; |
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| 186 | } |
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| 187 | return PAR_ERROR; |
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| 188 | break; |
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| 189 | |||
| 190 | case PAR_CRIT_SESSION: |
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| 191 | if (!strncmp(*buf,"NO_CRIT",7)) { |
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| 192 | *buf += 7; |
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| 193 | *val = PAR_NO_CRIT; |
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| 194 | return PAR_FOUND; |
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| 195 | } |
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| 196 | if (!strncmp(*buf,"CRIT(",5)) { |
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| 197 | *buf += 5; |
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| 198 | *val = PAR_CRIT; |
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| 199 | return PAR_FOUND; |
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| 200 | } |
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| 201 | return PAR_ERROR; |
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| 202 | break; |
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| 203 | |||
| 204 | case PAR_FSF_SERVER: |
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| 205 | if (!strncmp(*buf,"[S",2)) { |
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| 206 | *buf += 2; |
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| 207 | i = 0; |
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| 208 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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| 209 | str[i] = ((char *)(*buf))[i]; |
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| 210 | i++; |
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| 211 | } |
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| 212 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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| 213 | str[i] = 0; |
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| 214 | *val = atoi(str); |
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| 215 | i += 2; |
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| 216 | *buf += i; |
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| 217 | return PAR_FOUND; |
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| 218 | } else return PAR_ERROR; |
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| 219 | break; |
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| 220 | |||
| 221 | } |
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| 222 | |||
| 223 | return PAR_ERROR; |
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| 224 | |||
| 225 | } |
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| 226 | |||
| 227 | void par_error(int line_num) |
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| 228 | { |
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| 229 | |||
| 230 | cprintf("\nParser error: line [%d]\n",line_num); |
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| 231 | sys_end(); |
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| 232 | |||
| 233 | } |
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| 234 | |||
| 235 | /* result: |
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| 236 | * 0 -> nothing |
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| 237 | * 1 -> total |
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| 238 | * 2 -> new task-loader |
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| 239 | * 3 -> end file |
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| 240 | */ |
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| 241 | int line_parser(char **pbuf, int line_num, struct timespec *total, struct loader_task **last) |
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| 242 | { |
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| 243 | struct timespec time; |
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| 244 | struct loader_task *ld = NULL; |
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| 245 | int val, res; |
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| 246 | |||
| 247 | res = find_break(pbuf, PAR_NOTHING, &time, &val); |
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| 248 | if (res == PAR_FOUND) return 0; |
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| 249 | if (res == PAR_END) return 3; |
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| 250 | |||
| 251 | res = find_break(pbuf,PAR_TOTAL_EXEC_TIME, &time, &val); |
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| 252 | if (res == PAR_FOUND) { |
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| 253 | NULL_TIMESPEC(total); |
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| 254 | res = find_break(pbuf, PAR_TIME, &time, &val); |
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| 255 | if (res == PAR_FOUND) { |
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| 256 | TIMESPEC_ASSIGN(total,&time); |
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| 257 | #ifdef PARSER_DEBUG |
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| 258 | cprintf("TOTAL EXEC TIME SEC = %ld NSEC = %ld\n",total->tv_sec,total->tv_nsec); |
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| 259 | #endif |
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| 260 | return 1; |
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| 261 | } else par_error(line_num); |
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| 262 | } |
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| 263 | |||
| 264 | res = find_break(pbuf,PAR_TASK_TYPE, &time, &val); |
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| 265 | if (res == PAR_FOUND) { |
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| 266 | #ifdef PARSER_DEBUG |
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| 267 | cprintf("TASK TYPE = %d\n",val); |
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| 268 | #endif |
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| 269 | |||
| 270 | ld = malloc(sizeof(struct loader_task)); |
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| 271 | if (ld == NULL) par_error(line_num); |
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| 272 | |||
| 273 | ld->next = NULL; |
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| 274 | *last = ld; |
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| 275 | |||
| 276 | ld->task_type = val; |
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| 277 | |||
| 278 | } else par_error(line_num); |
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| 279 | |||
| 280 | if (ld->task_type == PAR_TASK_FSF) { |
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| 281 | res = find_break(pbuf,PAR_FSF_SERVER, &time, &val); |
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| 282 | if (res == PAR_FOUND) { |
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| 283 | #ifdef PARSER_DEBUG |
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| 284 | cprintf("TASK SERVER = %d\n",val); |
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| 285 | #endif |
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| 286 | |||
| 287 | ld->server = val; |
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| 288 | } else par_error(line_num); |
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| 289 | |||
| 290 | res = find_break(pbuf,PAR_LOCAL_SCHEDULER, &time, &val); |
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| 291 | if (res == PAR_FOUND) { |
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| 292 | #ifdef PARSER_DEBUG |
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| 293 | cprintf("TASK LOCAL SCHEDULER = %d\n",val); |
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| 294 | #endif |
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| 295 | |||
| 296 | ld->local_scheduler = val; |
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| 297 | } else par_error(line_num); |
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| 298 | |||
| 299 | } else { |
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| 300 | res = find_break(pbuf,PAR_TASK_NUMBER, &time, &val); |
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| 301 | if (res == PAR_FOUND) { |
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| 302 | #ifdef PARSER_DEBUG |
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| 303 | cprintf("TASK LEVEL = %d\n",val); |
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| 304 | #endif |
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| 305 | |||
| 306 | ld->task_level = val; |
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| 307 | |||
| 308 | } else par_error(line_num); |
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| 309 | } |
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| 310 | |||
| 311 | res = find_break(pbuf,PAR_TASK_NUMBER, &time, &val); |
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| 312 | if (res == PAR_FOUND) { |
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| 313 | #ifdef PARSER_DEBUG |
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| 314 | cprintf("TASK NUMBER = %d\n",val); |
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| 315 | #endif |
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| 316 | |||
| 317 | ld->number = val; |
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| 318 | |||
| 319 | } else par_error(line_num); |
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| 320 | |||
| 321 | res = find_break(pbuf,PAR_ACT_TYPE, &time, &val); |
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| 322 | if (res == PAR_FOUND) { |
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| 323 | #ifdef PARSER_DEBUG |
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| 324 | cprintf("ACTIVATION TYPE: %d (",val); |
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| 325 | #endif |
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| 326 | |||
| 327 | ld->act_type = val; |
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| 328 | |||
| 329 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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| 330 | if (res == PAR_FOUND) { |
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| 331 | #ifdef PARSER_DEBUG |
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| 332 | cprintf("[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 333 | #endif |
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| 334 | TIMESPEC_ASSIGN(&ld->act_par_1,&time); |
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| 335 | } else par_error(line_num); |
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| 336 | |||
| 337 | if (ld->act_type != PAR_ACT_SINGLE) { |
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| 338 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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| 339 | if (res == PAR_FOUND) { |
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| 340 | #ifdef PARSER_DEBUG |
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| 341 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 342 | #endif |
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| 343 | TIMESPEC_ASSIGN(&ld->act_par_2,&time); |
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| 344 | } else par_error(line_num); |
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| 345 | } |
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| 346 | |||
| 347 | if (ld->act_type != PAR_ACT_SINGLE && ld->act_type != PAR_ACT_PERIODIC) { |
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| 348 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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| 349 | if (res == PAR_FOUND) { |
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| 350 | #ifdef PARSER_DEBUG |
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| 351 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 352 | #endif |
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| 353 | TIMESPEC_ASSIGN(&ld->act_par_3,&time); |
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| 354 | } else par_error(line_num); |
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| 355 | } |
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| 356 | |||
| 357 | if (ld->act_type != PAR_ACT_SINGLE && ld->act_type != PAR_ACT_PERIODIC && |
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| 358 | ld->act_type != PAR_ACT_MEAN && ld->act_type != PAR_ACT_GAUSS) { |
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| 359 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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| 360 | if (res == PAR_FOUND) { |
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| 361 | #ifdef PARSER_DEBUG |
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| 362 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 363 | #endif |
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| 364 | TIMESPEC_ASSIGN(&ld->act_par_4,&time); |
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| 365 | } else par_error(line_num); |
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| 366 | } |
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| 367 | |||
| 368 | #ifdef PARSER_DEBUG |
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| 369 | cprintf(")\n"); |
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| 370 | #endif |
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| 371 | |||
| 372 | } else par_error(line_num); |
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| 373 | |||
| 374 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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| 375 | if (res == PAR_FOUND) { |
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| 376 | #ifdef PARSER_DEBUG |
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| 377 | cprintf("DEADLINE: [%ld][%ld]\n",time.tv_sec,time.tv_nsec/1000); |
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| 378 | #endif |
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| 379 | TIMESPEC_ASSIGN(&ld->deadline,&time); |
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| 380 | } else par_error(line_num); |
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| 381 | |||
| 382 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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| 383 | if (res == PAR_FOUND) { |
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| 384 | #ifdef PARSER_DEBUG |
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| 385 | cprintf("WCET: [%ld][%ld]\n",time.tv_sec,time.tv_nsec/1000); |
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| 386 | #endif |
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| 387 | TIMESPEC_ASSIGN(&ld->wcet,&time); |
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| 388 | } else par_error(line_num); |
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| 389 | |||
| 390 | res = find_break(pbuf,PAR_EXEC_TYPE, &time, &val); |
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| 391 | if (res == PAR_FOUND) { |
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| 392 | #ifdef PARSER_DEBUG |
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| 393 | cprintf("EXEC TYPE: %d (",val); |
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| 394 | #endif |
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| 395 | ld->exec_type = val; |
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| 396 | res = find_break(pbuf,PAR_TIME, &time, &val); |
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| 397 | if (res == PAR_FOUND) { |
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| 398 | #ifdef PARSER_DEBUG |
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| 399 | cprintf("[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 400 | #endif |
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| 401 | TIMESPEC_ASSIGN(&ld->exec_par_1,&time); |
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| 402 | } else par_error(line_num); |
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| 403 | |||
| 404 | if (ld->exec_type != PAR_EXEC_CONST) { |
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| 405 | res = find_break(pbuf,PAR_TIME, &time, &val); |
||
| 406 | if (res == PAR_FOUND) { |
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| 407 | #ifdef PARSER_DEBUG |
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| 408 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 409 | #endif |
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| 410 | TIMESPEC_ASSIGN(&ld->exec_par_2,&time); |
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| 411 | } else par_error(line_num); |
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| 412 | } |
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| 413 | |||
| 414 | if (ld->exec_type != PAR_EXEC_CONST && ld->exec_type != PAR_EXEC_MEAN && |
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| 415 | ld->exec_type != PAR_EXEC_GAUSS) { |
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| 416 | res = find_break(pbuf,PAR_TIME, &time, &val); |
||
| 417 | if (res == PAR_FOUND) { |
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| 418 | #ifdef PARSER_DEBUG |
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| 419 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 420 | #endif |
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| 421 | TIMESPEC_ASSIGN(&ld->exec_par_3,&time); |
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| 422 | } else par_error(line_num); |
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| 423 | } |
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| 424 | |||
| 425 | #ifdef PARSER_DEBUG |
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| 426 | cprintf(")\n"); |
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| 427 | #endif |
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| 428 | |||
| 429 | } else par_error(line_num); |
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| 430 | |||
| 431 | res = find_break(pbuf,PAR_CRIT_SESSION, &time, &val); |
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| 432 | if (res == PAR_FOUND) { |
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| 433 | #ifdef PARSER_DEBUG |
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| 434 | cprintf("CRITITCAL SESSION: %d (",val); |
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| 435 | #endif |
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| 436 | ld->crit_type = val; |
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| 437 | if (ld->crit_type == PAR_CRIT) { |
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| 438 | res = find_break(pbuf,PAR_TASK_NUMBER, &time, &val); |
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| 439 | if (res == PAR_FOUND) { |
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| 440 | #ifdef PARSER_DEBUG |
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| 441 | cprintf("[%d]",val); |
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| 442 | #endif |
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| 443 | ld->resource = val; |
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| 444 | } else par_error(line_num); |
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| 445 | res = find_break(pbuf,PAR_TIME, &time, &val); |
||
| 446 | if (res == PAR_FOUND) { |
||
| 447 | #ifdef PARSER_DEBUG |
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| 448 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 449 | #endif |
||
| 450 | TIMESPEC_ASSIGN(&ld->crit_par_1,&time); |
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| 451 | } else par_error(line_num); |
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| 452 | res = find_break(pbuf,PAR_TIME, &time, &val); |
||
| 453 | if (res == PAR_FOUND) { |
||
| 454 | #ifdef PARSER_DEBUG |
||
| 455 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
||
| 456 | #endif |
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| 457 | TIMESPEC_ASSIGN(&ld->crit_par_2,&time); |
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| 458 | } else par_error(line_num); |
||
| 459 | res = find_break(pbuf,PAR_TIME, &time, &val); |
||
| 460 | if (res == PAR_FOUND) { |
||
| 461 | #ifdef PARSER_DEBUG |
||
| 462 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
||
| 463 | #endif |
||
| 464 | TIMESPEC_ASSIGN(&ld->crit_par_3,&time); |
||
| 465 | } else par_error(line_num); |
||
| 466 | res = find_break(pbuf,PAR_TIME, &time, &val); |
||
| 467 | if (res == PAR_FOUND) { |
||
| 468 | #ifdef PARSER_DEBUG |
||
| 469 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
||
| 470 | #endif |
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| 471 | TIMESPEC_ASSIGN(&ld->crit_par_4,&time); |
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| 472 | } else par_error(line_num); |
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| 473 | |||
| 474 | } |
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| 475 | |||
| 476 | #ifdef PARSER_DEBUG |
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| 477 | cprintf(")\n"); |
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| 478 | #endif |
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| 479 | |||
| 480 | } else par_error(line_num); |
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| 481 | |||
| 482 | return 2; |
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| 483 | |||
| 484 | } |
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| 485 |