FreeCalypso > hg > freecalypso-tools
annotate target-utils/libcommon/cmd_memdump_human.c @ 108:2b041d57de1f
target-utils/libcommon/cmd_baud_switch.c: const compiler warning fix
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 01 Nov 2016 01:12:00 +0000 |
parents | 9214118ae941 |
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rev | line source |
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1 /* |
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2 * This is a human-oriented memory dump command. The dump is given in |
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3 * both hex and ASCII, with readable spacing. |
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4 */ |
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5 |
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6 #include <sys/types.h> |
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7 #include "types.h" |
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8 |
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9 void |
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10 cmd_memdump_human(argbulk) |
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11 char *argbulk; |
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12 { |
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13 char *argv[3]; |
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14 u_long start, length; |
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15 u_long offset; |
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16 u_char intbuf[16]; |
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17 int i, c; |
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18 |
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19 if (parse_args(argbulk, 2, 2, argv, 0) < 0) |
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20 return; |
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21 if (parse_hexarg(argv[0], 8, &start) < 0) { |
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22 printf("ERROR: arg1 must be a valid 32-bit hex address\n"); |
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23 return; |
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24 } |
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25 if (parse_hexarg(argv[1], 8, &length) < 0) { |
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26 printf("ERROR: arg2 must be a valid 32-bit hex value (length)\n"); |
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27 return; |
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28 } |
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29 if (start & 0xF || length & 0xF) { |
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30 printf("ERROR: implementation limit: 16-byte alignment required\n"); |
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31 return; |
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32 } |
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33 for (offset = 0; offset < length; offset += 0x10) { |
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34 memcpy(intbuf, start + offset, 0x10); |
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35 printf("%08X: ", start + offset); |
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36 for (i = 0; i < 16; i++) { |
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37 printf("%02X ", intbuf[i]); |
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38 if ((i & 3) == 3) |
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39 putchar(' '); |
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40 } |
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41 for (i = 0; i < 16; i++) { |
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42 c = intbuf[i]; |
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43 if (c >= ' ' && c <= '~') |
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44 putchar(c); |
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45 else |
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46 putchar('.'); |
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47 } |
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48 putchar('\n'); |
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49 } |
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50 } |