FreeCalypso > hg > freecalypso-tools
annotate rvinterf/etmsync/memcmd.c @ 921:74d284add54d
fc-fsio: guard against bogus readdir results from the target
If the FFS being operated on contains SE K2x0 extended filenames,
readdir will return strings that are bad for printing. We need to
guard against this possibility, and also against possible other
bogosity that could be sent by other alien firmwares.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 31 Dec 2022 22:55:23 +0000 |
parents | e7502631a0f9 |
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0
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1 /* |
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2 * User commands for reading memory regions and Calypso die ID via ETM |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <stdio.h> |
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7 #include <stdlib.h> |
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8 #include <string.h> |
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9 #include <strings.h> |
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10 #include "etm.h" |
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11 #include "tm3.h" |
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12 #include "limits.h" |
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13 #include "localtypes.h" |
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14 #include "exitcodes.h" |
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15 |
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16 static void |
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17 memdump_line(addr, buf, len) |
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18 u32 addr; |
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19 u_char *buf; |
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20 { |
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21 int i, c; |
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22 |
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23 printf("%08X: ", addr); |
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24 for (i = 0; i < 16; i++) { |
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25 if (i < len) |
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26 printf("%02X ", buf[i]); |
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27 else |
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28 fputs(" ", stdout); |
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29 if (i == 7 || i == 15) |
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30 putchar(' '); |
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31 } |
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32 for (i = 0; i < len; i++) { |
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33 c = buf[i]; |
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34 if (c < ' ' || c > '~') |
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35 c = '.'; |
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36 putchar(c); |
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37 } |
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38 putchar('\n'); |
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39 } |
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40 |
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41 cmd_memdump(argc, argv) |
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42 char **argv; |
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43 { |
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44 u_char databuf[MAX_MEMREAD_BYTES]; |
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45 u32 memaddr; |
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46 int rc, sz, off, l; |
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47 |
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48 memaddr = strtoul(argv[1], 0, 16); |
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49 sz = strtoul(argv[2], 0, 16); |
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50 rc = do_memory_read(memaddr, databuf, sz); |
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51 if (rc) |
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52 return(rc); |
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53 for (off = 0; off < sz; off += 16) { |
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54 l = sz - off; |
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55 if (l > 16) |
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56 l = 16; |
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57 memdump_line(memaddr + off, databuf + off, l); |
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58 } |
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59 return(0); |
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60 } |
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61 |
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62 cmd_omemdump(argc, argv) |
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63 char **argv; |
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64 { |
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65 u_char databuf[TM3_MEMREAD_MAX]; |
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66 u32 memaddr; |
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67 int rc, sz, off, l; |
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68 |
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69 memaddr = strtoul(argv[1], 0, 16); |
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70 sz = strtoul(argv[2], 0, 16); |
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71 rc = do_memory_read_tm3(memaddr, databuf, sz); |
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72 if (rc) |
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73 return(rc); |
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74 for (off = 0; off < sz; off += 16) { |
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75 l = sz - off; |
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76 if (l > 16) |
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77 l = 16; |
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78 memdump_line(memaddr + off, databuf + off, l); |
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79 } |
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80 return(0); |
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81 } |
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82 |
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83 cmd_dieid() |
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84 { |
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85 u_char buf[8]; |
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86 int rc; |
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87 |
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88 rc = do_dieid_read(buf); |
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89 if (rc) |
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90 return(rc); |
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91 printf("%02X %02X %02X %02X %02X %02X %02X %02X\n", buf[0], buf[1], |
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92 buf[2], buf[3], buf[4], buf[5], buf[6], buf[7]); |
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93 return(0); |
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94 } |