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code |
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MODULE = CryptX PACKAGE = Crypt::Stream::Rabbit |
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2
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3
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PROTOTYPES: DISABLE |
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4
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5
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Crypt::Stream::Rabbit |
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6
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new(Class, SV * key, SV * nonce=&PL_sv_undef) |
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7
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CODE: |
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8
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{ |
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9
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int rv; |
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10
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9
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STRLEN iv_len=0, k_len=0; |
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11
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9
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unsigned char *iv=NULL, *k=NULL; |
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12
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13
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9
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50
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if (!SvPOK(key)) croak("FATAL: key must be string/buffer scalar"); |
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14
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9
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50
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k = (unsigned char *)SvPVbyte(key, k_len); |
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15
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16
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9
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Newz(0, RETVAL, 1, rabbit_state); |
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17
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9
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50
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if (!RETVAL) croak("FATAL: Newz failed"); |
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18
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19
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9
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rv = rabbit_setup(RETVAL, k, (unsigned long)k_len); |
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20
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9
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50
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if (rv != CRYPT_OK) { |
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21
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0
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Safefree(RETVAL); |
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22
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0
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croak("FATAL: rabbit_setup failed: %s", error_to_string(rv)); |
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23
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} |
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24
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25
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9
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100
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if (SvOK(nonce)) { |
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50
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50
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26
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4
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50
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if (!SvPOK(nonce)) croak("FATAL: nonce must be string/buffer scalar"); |
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27
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4
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50
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iv = (unsigned char *)SvPVbyte(nonce, iv_len); |
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28
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4
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rv = rabbit_setiv(RETVAL, iv, (unsigned long)iv_len); |
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29
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4
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50
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if (rv != CRYPT_OK) { |
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30
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0
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Safefree(RETVAL); |
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31
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0
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croak("FATAL: rabbit_setiv failed: %s", error_to_string(rv)); |
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32
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} |
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33
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} |
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34
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35
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} |
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OUTPUT: |
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37
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RETVAL |
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38
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39
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void |
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40
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DESTROY(Crypt::Stream::Rabbit self) |
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41
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CODE: |
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42
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9
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rabbit_done(self); |
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43
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9
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Safefree(self); |
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44
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45
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Crypt::Stream::Rabbit |
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46
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clone(Crypt::Stream::Rabbit self) |
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47
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CODE: |
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48
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0
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Newz(0, RETVAL, 1, rabbit_state); |
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49
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0
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0
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if (!RETVAL) croak("FATAL: Newz failed"); |
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50
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0
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Copy(self, RETVAL, 1, rabbit_state); |
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51
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OUTPUT: |
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52
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RETVAL |
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53
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54
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SV * |
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55
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keystream(Crypt::Stream::Rabbit self, STRLEN out_len) |
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56
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CODE: |
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57
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{ |
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58
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int rv; |
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59
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unsigned char *out_data; |
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60
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61
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0
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0
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if (out_len == 0) { |
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62
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0
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RETVAL = newSVpvn("", 0); |
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63
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} |
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64
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else { |
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65
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0
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RETVAL = NEWSV(0, out_len); /* avoid zero! */ |
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66
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0
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SvPOK_only(RETVAL); |
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67
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0
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SvCUR_set(RETVAL, out_len); |
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68
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0
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out_data = (unsigned char *)SvPVX(RETVAL); |
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69
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0
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rv = rabbit_keystream(self, out_data, (unsigned long)out_len); |
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70
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0
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0
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if (rv != CRYPT_OK) { |
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71
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0
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SvREFCNT_dec(RETVAL); |
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72
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0
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croak("FATAL: rabbit_keystream failed: %s", error_to_string(rv)); |
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73
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} |
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74
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} |
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75
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} |
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76
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OUTPUT: |
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77
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RETVAL |
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78
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79
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SV * |
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80
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crypt(Crypt::Stream::Rabbit self, SV * data) |
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81
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CODE: |
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82
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{ |
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83
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int rv; |
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84
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STRLEN in_data_len; |
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85
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unsigned char *in_data, *out_data; |
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86
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87
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9
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50
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in_data = (unsigned char *)SvPVbyte(data, in_data_len); |
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88
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9
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50
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if (in_data_len == 0) { |
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89
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0
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RETVAL = newSVpvn("", 0); |
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90
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} |
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91
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else { |
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92
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9
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RETVAL = NEWSV(0, in_data_len); /* avoid zero! */ |
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93
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9
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SvPOK_only(RETVAL); |
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94
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9
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SvCUR_set(RETVAL, in_data_len); |
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95
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9
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out_data = (unsigned char *)SvPVX(RETVAL); |
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96
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9
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rv = rabbit_crypt(self, in_data, (unsigned long)in_data_len, out_data); |
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97
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9
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50
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if (rv != CRYPT_OK) { |
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98
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0
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SvREFCNT_dec(RETVAL); |
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99
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0
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croak("FATAL: rabbit_crypt failed: %s", error_to_string(rv)); |
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100
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} |
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101
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} |
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102
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} |
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103
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OUTPUT: |
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104
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RETVAL |