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annotate ffstools/tiffs-rd/object.c @ 233:ae9ff2d1e3da

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tiffs IVA: basic ls integrated
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 26 Jan 2014 10:54:42 +0000
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children 024042383a26
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233
ae9ff2d1e3da tiffs IVA: basic ls integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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1 /*
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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2 * This C module implements object-level analysis.
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3 */
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4
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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5 #include <ctype.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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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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9 #include <strings.h>
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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10 #include "types.h"
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11 #include "struct.h"
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12 #include "globals.h"
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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13 #include "pathname.h"
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14
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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15 validate_obj_name(ino, root_special)
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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16 {
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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17 struct inode_info *inf = inode_info[ino];
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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18 u8 *p, *endp;
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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19 int c;
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20
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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21 if (!inf->len)
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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22 return(0);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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23 p = inf->dataptr;
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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24 endp = p + inf->len;
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25 for (; ; p++) {
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26 if (p >= endp)
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27 return(0);
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28 c = *p;
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29 if (!c)
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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30 break;
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31 if (c < ' ' || c > '~')
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32 return(0);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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33 if (root_special || isalnum(c))
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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34 continue;
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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35 switch (c) {
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36 case '.':
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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37 case ',':
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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38 case '_':
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39 case '-':
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40 case '+':
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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41 case '%':
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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42 case '$':
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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43 case '#':
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44 continue;
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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45 default:
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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46 return(0);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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47 }
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48 }
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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49 if (!root_special) {
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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50 c = p - inf->dataptr;
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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51 if (c < 1 || c > MAX_FN_COMPONENT)
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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52 return(0);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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53 if (!strcmp(inf->dataptr, ".") || !strcmp(inf->dataptr, ".."))
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54 return(0);
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55 }
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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56 inf->byte_after_name = p + 1;
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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57 return(1);
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58 }