1 | /* |
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2 | * $RCSId:$ |
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3 | * |
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4 | * Copyright Â© 2002 Keith Packard |
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5 | * |
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6 | * Permission to use, copy, modify, distribute, and sell this software and its |
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7 | * documentation for any purpose is hereby granted without fee, provided that |
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8 | * the above copyright notice appear in all copies and that both that |
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9 | * copyright notice and this permission notice appear in supporting |
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10 | * documentation, and that the name of Keith Packard not be used in |
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11 | * advertising or publicity pertaining to distribution of the software without |
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12 | * specific, written prior permission. Keith Packard makes no |
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13 | * representations about the suitability of this software for any purpose. It |
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14 | * is provided "as is" without express or implied warranty. |
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15 | * |
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16 | * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
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17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
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18 | * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
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19 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
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20 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
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21 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
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22 | * PERFORMANCE OF THIS SOFTWARE. |
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23 | */ |
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24 | |
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25 | #include "fcint.h" |
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26 | |
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27 | FcBlanks * |
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28 | FcBlanksCreate (void) |
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29 | { |
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30 | FcBlanks *b; |
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31 | |
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32 | b = malloc (sizeof (FcBlanks)); |
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33 | if (!b) |
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34 | return 0; |
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35 | FcMemAlloc (FC_MEM_BLANKS, sizeof (FcBlanks)); |
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36 | b->nblank = 0; |
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37 | b->sblank = 0; |
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38 | b->blanks = 0; |
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39 | return b; |
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40 | } |
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41 | |
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42 | void |
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43 | FcBlanksDestroy (FcBlanks *b) |
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44 | { |
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45 | if (b->blanks) |
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46 | { |
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47 | FcMemFree (FC_MEM_BLANKS, b->sblank * sizeof (FcChar32)); |
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48 | free (b->blanks); |
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49 | } |
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50 | FcMemFree (FC_MEM_BLANKS, sizeof (FcBlanks)); |
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51 | free (b); |
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52 | } |
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53 | |
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54 | FcBool |
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55 | FcBlanksAdd (FcBlanks *b, FcChar32 ucs4) |
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56 | { |
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57 | FcChar32 *c; |
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58 | int sblank; |
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59 | |
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60 | for (sblank = 0; sblank < b->nblank; sblank++) |
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61 | if (b->blanks[sblank] == ucs4) |
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62 | return FcTrue; |
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63 | |
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64 | if (b->nblank == b->sblank) |
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65 | { |
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66 | sblank = b->sblank + 32; |
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67 | if (b->blanks) |
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68 | c = (FcChar32 *) realloc (b->blanks, sblank * sizeof (FcChar32)); |
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69 | else |
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70 | c = (FcChar32 *) malloc (sblank * sizeof (FcChar32)); |
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71 | if (!c) |
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72 | return FcFalse; |
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73 | if (b->sblank) |
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74 | FcMemFree (FC_MEM_BLANKS, b->sblank * sizeof (FcChar32)); |
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75 | FcMemAlloc (FC_MEM_BLANKS, sblank * sizeof (FcChar32)); |
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76 | b->sblank = sblank; |
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77 | b->blanks = c; |
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78 | } |
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79 | b->blanks[b->nblank++] = ucs4; |
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80 | return FcTrue; |
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81 | } |
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82 | |
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83 | FcBool |
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84 | FcBlanksIsMember (FcBlanks *b, FcChar32 ucs4) |
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85 | { |
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86 | int i; |
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87 | |
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88 | for (i = 0; i < b->nblank; i++) |
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89 | if (b->blanks[i] == ucs4) |
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90 | return FcTrue; |
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91 | return FcFalse; |
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92 | } |
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