Rev 1199 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1200 | giacomo | 1 | #include <kernel/kern.h> |
| 1199 | giacomo | 2 | #include <stdlib.h> |
| 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 PAR_TOTAL_EXEC_TIME 0 |
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| 8 | #define PAR_TIME 2 |
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| 9 | #define PAR_ACT_TYPE 3 |
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| 10 | #define PAR_TASK_NUMBER 4 |
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| 11 | #define PAR_EXEC_TYPE 5 |
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| 12 | #define PAR_TASK_TYPE 6 |
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| 13 | #define PAR_NOTHING 8 |
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| 14 | #define PAR_ERROR 10 |
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| 15 | #define PAR_FOUND 11 |
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| 16 | |||
| 17 | #define PAR_EXEC_CONST 12 |
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| 18 | #define PAR_EXEC_MEAN 13 |
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| 19 | #define PAR_EXEC_EXP 14 |
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| 20 | #define PAR_EXEC_EXP_MAX 15 |
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| 21 | |||
| 22 | #define PAR_ACT_SINGLE 16 |
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| 23 | #define PAR_ACT_PERIODIC 17 |
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| 24 | #define PAR_ACT_MEAN 18 |
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| 25 | #define PAR_ACT_EXP 19 |
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| 26 | #define PAR_ACT_EXP_MAX 20 |
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| 27 | |||
| 28 | #define PAR_TASK_NRT 21 |
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| 29 | #define PAR_TASK_HARD 22 |
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| 30 | #define PAR_TASK_SOFT 23 |
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| 31 | |||
| 32 | #define PARSER_DEBUG |
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| 33 | |||
| 34 | static int find_break(char **buf, int find_type, struct timespec *time, int *val) |
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| 35 | { |
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| 36 | |||
| 37 | int i; |
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| 38 | char str[20]; |
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| 39 | |||
| 40 | i = 0; |
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| 41 | while (((char *)(*buf))[i] == ' ' || ((char *)(*buf))[i] == ':') i++; |
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| 42 | *buf += i; |
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| 43 | |||
| 44 | switch (find_type) { |
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| 1200 | giacomo | 45 | |
| 46 | case PAR_NOTHING: |
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| 47 | if (((char *)(*buf))[0] == '#' || |
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| 48 | ((char *)(*buf))[0] == ';' || |
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| 49 | ((char *)(*buf))[0] == 0 || |
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| 50 | ((char *)(*buf))[0] == '\n') return PAR_FOUND; |
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| 51 | break; |
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| 1199 | giacomo | 52 | |
| 53 | case PAR_TOTAL_EXEC_TIME: |
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| 54 | if (!strncmp(*buf, "TOTAL_EXEC_TIME:",16)) { |
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| 55 | *buf += 16; |
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| 56 | return PAR_FOUND; |
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| 57 | } |
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| 58 | break; |
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| 59 | |||
| 60 | case PAR_TIME: |
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| 61 | if (((char *)(*buf))[0] != '[') return PAR_ERROR; |
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| 62 | *buf += 1; |
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| 63 | i = 0; |
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| 64 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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| 65 | str[i] = ((char *)(*buf))[i]; |
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| 66 | i++; |
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| 67 | } |
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| 68 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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| 69 | str[i] = 0; |
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| 70 | time->tv_sec = atoi(str); |
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| 71 | i += 2; |
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| 72 | *buf += i; |
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| 73 | i = 0; |
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| 74 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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| 75 | str[i] = ((char *)(*buf))[i]; |
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| 76 | i++; |
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| 77 | } |
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| 78 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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| 79 | str[i] = 0; |
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| 80 | time->tv_nsec = atoi(str) * 1000; |
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| 81 | i += 2; |
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| 82 | *buf += i; |
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| 83 | return PAR_FOUND; |
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| 84 | break; |
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| 85 | |||
| 86 | case PAR_TASK_TYPE: |
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| 87 | if (!strncmp(*buf, "NRT:",4)) { |
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| 88 | *val = PAR_TASK_NRT; |
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| 89 | *buf += 4; |
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| 90 | return PAR_FOUND; |
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| 91 | } |
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| 92 | if (!strncmp(*buf, "HARD:",5)) { |
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| 93 | *val = PAR_TASK_HARD; |
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| 94 | *buf += 5; |
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| 95 | return PAR_FOUND; |
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| 96 | } |
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| 97 | if (!strncmp(*buf, "SOFT:",5)) { |
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| 98 | *val = PAR_TASK_SOFT; |
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| 99 | *buf += 5; |
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| 100 | return PAR_FOUND; |
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| 101 | } |
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| 102 | break; |
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| 103 | |||
| 104 | case PAR_TASK_NUMBER: |
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| 105 | if (((char *)(*buf))[0] != '[') return PAR_ERROR; |
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| 106 | *buf += 1; |
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| 107 | i = 0; |
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| 108 | while (((char *)(*buf))[i] >= '0' && ((char *)(*buf))[i] <= '9') { |
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| 109 | str[i] = ((char *)(*buf))[i]; |
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| 110 | i++; |
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| 111 | } |
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| 112 | if (((char *)(*buf))[i] != ']') return PAR_ERROR; |
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| 113 | str[i] = 0; |
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| 114 | *val = atoi(str); |
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| 115 | i += 2; |
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| 116 | *buf += i; |
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| 117 | return PAR_FOUND; |
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| 118 | break; |
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| 119 | |||
| 120 | case PAR_ACT_TYPE: |
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| 121 | if (!strncmp(*buf,"ACT_SINGLE(",11)) { |
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| 122 | *buf += 11; |
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| 123 | *val = PAR_ACT_SINGLE; |
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| 124 | return PAR_FOUND; |
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| 125 | } |
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| 126 | if (!strncmp(*buf,"ACT_PERIODIC(",13)) { |
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| 127 | *buf += 13; |
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| 128 | *val = PAR_ACT_PERIODIC; |
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| 129 | return PAR_FOUND; |
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| 130 | } |
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| 131 | if (!strncmp(*buf,"ACT_MEAN(",9)) { |
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| 132 | *buf += 9; |
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| 133 | *val = PAR_ACT_MEAN; |
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| 134 | return PAR_FOUND; |
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| 135 | } |
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| 136 | if (!strncmp(*buf,"ACT_EXP(",8)) { |
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| 137 | *buf += 8; |
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| 138 | *val = PAR_ACT_EXP; |
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| 139 | return PAR_FOUND;; |
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| 140 | } |
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| 141 | if (!strncmp(*buf,"ACT_EXP_MAX(",12)) { |
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| 142 | *buf += 12; |
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| 143 | *val = PAR_ACT_EXP_MAX; |
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| 144 | return PAR_FOUND; |
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| 145 | } |
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| 146 | return PAR_ERROR; |
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| 147 | break; |
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| 148 | |||
| 149 | case PAR_EXEC_TYPE: |
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| 150 | if (!strncmp(*buf,"EXEC_CONST(",11)) { |
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| 151 | *buf += 11; |
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| 152 | *val = PAR_EXEC_CONST; |
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| 153 | return PAR_FOUND; |
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| 154 | } |
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| 155 | if (!strncmp(*buf,"EXEC_MEAN(",10)) { |
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| 156 | *buf += 10; |
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| 157 | *val = PAR_EXEC_MEAN; |
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| 158 | return PAR_FOUND; |
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| 159 | } |
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| 160 | if (!strncmp(*buf,"EXEC_EXP(",9)) { |
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| 161 | *buf += 9; |
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| 162 | *val = PAR_EXEC_EXP; |
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| 163 | return PAR_FOUND; |
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| 164 | } |
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| 165 | if (!strncmp(*buf,"EXEC_EXP_MAX(",13)) { |
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| 166 | *buf += 13; |
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| 167 | *val = PAR_EXEC_EXP_MAX; |
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| 168 | return PAR_FOUND; |
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| 169 | } |
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| 170 | return PAR_ERROR; |
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| 171 | break; |
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| 172 | |||
| 173 | } |
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| 174 | |||
| 175 | return PAR_ERROR; |
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| 176 | |||
| 177 | } |
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| 178 | |||
| 179 | void par_error(int line_num) |
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| 180 | { |
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| 181 | |||
| 182 | cprintf("\nParser error: line [%d]\n",line_num); |
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| 1200 | giacomo | 183 | sys_end(); |
| 1199 | giacomo | 184 | |
| 185 | } |
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| 186 | |||
| 1200 | giacomo | 187 | /* result: |
| 188 | * 0 -> nothing |
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| 189 | * 1 -> total |
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| 190 | * 2 -> new task-loader |
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| 191 | */ |
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| 192 | int line_parser(char *buf, int line_num, struct timespec *total, struct loader_task *last) |
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| 1199 | giacomo | 193 | { |
| 194 | char *pbuf = buf; |
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| 1200 | giacomo | 195 | struct timespec time; |
| 196 | struct loader_task *ld = NULL; |
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| 1199 | giacomo | 197 | int val, res; |
| 198 | |||
| 1200 | giacomo | 199 | res = find_break(&pbuf, PAR_NOTHING, &time, &val); |
| 200 | if (res == PAR_FOUND) return 0; |
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| 201 | |||
| 1199 | giacomo | 202 | res = find_break(&pbuf,PAR_TOTAL_EXEC_TIME, &time, &val); |
| 203 | if (res == PAR_FOUND) { |
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| 1200 | giacomo | 204 | NULL_TIMESPEC(total); |
| 1199 | giacomo | 205 | res = find_break(&pbuf, PAR_TIME, &time, &val); |
| 206 | if (res == PAR_FOUND) { |
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| 1200 | giacomo | 207 | TIMESPEC_ASSIGN(total,&time); |
| 1199 | giacomo | 208 | #ifdef PARSER_DEBUG |
| 1200 | giacomo | 209 | cprintf("TOTAL EXEC TIME SEC = %ld NSEC = %ld\n",total->tv_sec,total->tv_nsec); |
| 1199 | giacomo | 210 | #endif |
| 1200 | giacomo | 211 | return 1; |
| 212 | } else par_error(line_num); |
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| 1199 | giacomo | 213 | } |
| 214 | |||
| 215 | res = find_break(&pbuf,PAR_TASK_TYPE, &time, &val); |
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| 216 | if (res == PAR_FOUND) { |
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| 217 | #ifdef PARSER_DEBUG |
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| 218 | cprintf("TASK TYPE = %d\n",val); |
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| 219 | #endif |
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| 220 | |||
| 1200 | giacomo | 221 | ld = malloc(sizeof(struct loader_task)); |
| 222 | if (ld == NULL) par_error(line_num); |
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| 223 | |||
| 224 | ld->next = NULL; |
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| 225 | last = ld; |
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| 226 | |||
| 227 | ld->task_type = val; |
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| 228 | |||
| 229 | } else par_error(line_num); |
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| 230 | |||
| 1199 | giacomo | 231 | res = find_break(&pbuf,PAR_TASK_NUMBER, &time, &val); |
| 232 | if (res == PAR_FOUND) { |
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| 233 | #ifdef PARSER_DEBUG |
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| 234 | cprintf("TASK LEVEL = %d\n",val); |
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| 235 | #endif |
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| 236 | |||
| 1200 | giacomo | 237 | ld->task_level = val; |
| 238 | |||
| 239 | } else par_error(line_num); |
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| 240 | |||
| 1199 | giacomo | 241 | res = find_break(&pbuf,PAR_TASK_NUMBER, &time, &val); |
| 242 | if (res == PAR_FOUND) { |
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| 243 | #ifdef PARSER_DEBUG |
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| 244 | cprintf("TASK NUMBER = %d\n",val); |
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| 245 | #endif |
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| 246 | |||
| 1200 | giacomo | 247 | ld->number = val; |
| 248 | |||
| 249 | } else par_error(line_num); |
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| 250 | |||
| 1199 | giacomo | 251 | res = find_break(&pbuf,PAR_ACT_TYPE, &time, &val); |
| 252 | if (res == PAR_FOUND) { |
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| 253 | #ifdef PARSER_DEBUG |
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| 254 | cprintf("ACTIVATION TYPE: %d (",val); |
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| 255 | #endif |
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| 1200 | giacomo | 256 | |
| 257 | ld->act_type = val; |
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| 1199 | giacomo | 258 | |
| 259 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
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| 260 | if (res == PAR_FOUND) { |
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| 261 | #ifdef PARSER_DEBUG |
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| 262 | cprintf("[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 263 | #endif |
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| 1200 | giacomo | 264 | TIMESPEC_ASSIGN(&ld->act_par_1,&time); |
| 265 | } else par_error(line_num); |
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| 1199 | giacomo | 266 | |
| 1200 | giacomo | 267 | if (ld->act_type != PAR_ACT_SINGLE) { |
| 1199 | giacomo | 268 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
| 269 | if (res == PAR_FOUND) { |
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| 270 | #ifdef PARSER_DEBUG |
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| 271 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 272 | #endif |
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| 1200 | giacomo | 273 | TIMESPEC_ASSIGN(&ld->act_par_2,&time); |
| 274 | } else par_error(line_num); |
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| 1199 | giacomo | 275 | } |
| 276 | |||
| 1200 | giacomo | 277 | if (ld->act_type != PAR_ACT_SINGLE && ld->act_type != PAR_ACT_PERIODIC) { |
| 1199 | giacomo | 278 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
| 279 | if (res == PAR_FOUND) { |
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| 280 | #ifdef PARSER_DEBUG |
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| 281 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 282 | #endif |
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| 1200 | giacomo | 283 | TIMESPEC_ASSIGN(&ld->act_par_3,&time); |
| 284 | } else par_error(line_num); |
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| 1199 | giacomo | 285 | } |
| 286 | |||
| 1200 | giacomo | 287 | if (ld->act_type != PAR_ACT_SINGLE && ld->act_type != PAR_ACT_PERIODIC && |
| 288 | ld->act_type != PAR_ACT_MEAN && ld->act_type != PAR_ACT_EXP) { |
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| 1199 | giacomo | 289 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
| 290 | if (res == PAR_FOUND) { |
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| 291 | #ifdef PARSER_DEBUG |
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| 292 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 293 | #endif |
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| 1200 | giacomo | 294 | TIMESPEC_ASSIGN(&ld->act_par_4,&time); |
| 295 | } else par_error(line_num); |
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| 1199 | giacomo | 296 | } |
| 297 | |||
| 298 | #ifdef PARSER_DEBUG |
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| 299 | cprintf(")\n"); |
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| 300 | #endif |
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| 301 | |||
| 1200 | giacomo | 302 | } else par_error(line_num); |
| 1199 | giacomo | 303 | |
| 304 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
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| 305 | if (res == PAR_FOUND) { |
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| 306 | #ifdef PARSER_DEBUG |
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| 307 | cprintf("WCET: [%ld][%ld]\n",time.tv_sec,time.tv_nsec/1000); |
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| 308 | #endif |
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| 1200 | giacomo | 309 | TIMESPEC_ASSIGN(&ld->wcet,&time); |
| 310 | } else par_error(line_num); |
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| 1199 | giacomo | 311 | |
| 312 | res = find_break(&pbuf,PAR_EXEC_TYPE, &time, &val); |
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| 313 | if (res == PAR_FOUND) { |
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| 314 | #ifdef PARSER_DEBUG |
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| 315 | cprintf("EXEC TYPE: %d (",val); |
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| 316 | #endif |
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| 1200 | giacomo | 317 | ld->exec_type = val; |
| 1199 | giacomo | 318 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
| 319 | if (res == PAR_FOUND) { |
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| 320 | #ifdef PARSER_DEBUG |
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| 321 | cprintf("[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 322 | #endif |
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| 1200 | giacomo | 323 | TIMESPEC_ASSIGN(&ld->exec_par_1,&time); |
| 324 | } else par_error(line_num); |
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| 1199 | giacomo | 325 | |
| 1200 | giacomo | 326 | if (ld->exec_type != PAR_EXEC_CONST) { |
| 1199 | giacomo | 327 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
| 328 | if (res == PAR_FOUND) { |
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| 329 | #ifdef PARSER_DEBUG |
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| 330 | cprintf(",[%ld][%ld]",time.tv_sec,time.tv_nsec/1000); |
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| 331 | #endif |
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| 1200 | giacomo | 332 | TIMESPEC_ASSIGN(&ld->exec_par_2,&time); |
| 333 | } else par_error(line_num); |
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| 1199 | giacomo | 334 | } |
| 335 | |||
| 1200 | giacomo | 336 | if (ld->exec_type != PAR_EXEC_CONST && ld->exec_type != PAR_EXEC_MEAN && |
| 337 | ld->exec_type != PAR_EXEC_EXP) { |
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| 1199 | giacomo | 338 | res = find_break(&pbuf,PAR_TIME, &time, &val); |
| 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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| 1200 | giacomo | 343 | TIMESPEC_ASSIGN(&ld->exec_par_3,&time); |
| 344 | } else par_error(line_num); |
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| 1199 | giacomo | 345 | } |
| 346 | |||
| 347 | #ifdef PARSER_DEBUG |
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| 348 | cprintf(")\n"); |
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| 349 | #endif |
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| 350 | |||
| 1200 | giacomo | 351 | } else par_error(line_num); |
| 1199 | giacomo | 352 | |
| 1200 | giacomo | 353 | return 2; |
| 1199 | giacomo | 354 | |
| 355 | } |
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| 1200 | giacomo | 356 |