Last change
on this file since 1947 was
1878,
checked in by achernya, 14 years ago
|
Merge r1803-1877 from trunk to branches/fc15-dev
|
File size:
1.3 KB
|
Line | |
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1 | { |
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2 | static service_user *startp = NULL; |
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3 | static void *fct_start = NULL; |
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4 | |
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5 | service_user *nip; |
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6 | union { |
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7 | __typeof__(self) l; |
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8 | void *ptr; |
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9 | } fct; |
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10 | int old_errno = errno; |
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11 | |
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12 | if (fct_start == NULL && |
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13 | w.lookup(&startp, w.fct_name, &fct_start) != 0) { |
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14 | *w.status = NSS_STATUS_UNAVAIL; |
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15 | goto walk_nss_out; |
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16 | } |
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17 | |
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18 | nip = startp; |
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19 | fct.ptr = fct_start; |
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20 | |
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21 | if (w.buf != NULL) { |
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22 | *w.buf = malloc(*w.buflen); |
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23 | errno = old_errno; |
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24 | if (*w.buf == NULL) { |
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25 | *w.status = NSS_STATUS_TRYAGAIN; |
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26 | *w.errnop = ENOMEM; |
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27 | goto walk_nss_out; |
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28 | } |
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29 | } |
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30 | |
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31 | do { |
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32 | walk_nss_morebuf: |
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33 | if (fct.ptr == NULL) |
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34 | *w.status = NSS_STATUS_UNAVAIL; |
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35 | else if (self != NULL && fct.l == self) |
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36 | *w.status = NSS_STATUS_NOTFOUND; |
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37 | else |
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38 | *w.status = DL_CALL_FCT(fct.l, args); |
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39 | if (*w.status == NSS_STATUS_TRYAGAIN && |
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40 | w.errnop != NULL && *w.errnop == ERANGE) { |
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41 | if (w.buf == NULL) |
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42 | break; |
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43 | free(*w.buf); |
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44 | *w.buflen *= 2; |
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45 | *w.buf = malloc(*w.buflen); |
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46 | errno = old_errno; |
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47 | if (*w.buf == NULL) { |
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48 | *w.errnop = ENOMEM; |
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49 | goto walk_nss_out; |
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50 | } |
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51 | goto walk_nss_morebuf; |
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52 | } |
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53 | } while (__nss_next(&nip, w.fct_name, &fct.ptr, *w.status, 0) == 0); |
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54 | |
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55 | if (w.buf != NULL && *w.status != NSS_STATUS_SUCCESS) { |
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56 | free(*w.buf); |
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57 | *w.buf = NULL; |
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58 | } |
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59 | |
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60 | walk_nss_out: |
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61 | ; |
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62 | } |
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