[7] | 1 | |
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| 2 | /* |
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| 3 | Copyright 2013 Willem Vermin, SURFsara |
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| 4 | |
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| 5 | Licensed under the Apache License, Version 2.0 (the "License"); |
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| 6 | you may not use this file except in compliance with the License. |
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| 7 | You may obtain a copy of the License at |
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| 8 | |
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| 9 | http://www.apache.org/licenses/LICENSE-2.0 |
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| 10 | |
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| 11 | Unless required by applicable law or agreed to in writing, software |
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| 12 | distributed under the License is distributed on an "AS IS" BASIS, |
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| 13 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 14 | See the License for the specific language governing permissions and |
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| 15 | limitations under the License. |
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| 16 | */ |
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| 17 | #include <string> |
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| 18 | #include <vector> |
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| 19 | #include <string.h> |
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| 20 | #include <iostream> |
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| 21 | #include <algorithm> |
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| 22 | #include <sys/time.h> |
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| 23 | #include "wutils.h" |
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| 24 | #include <sys/stat.h> |
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| 25 | #include <sys/types.h> |
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| 26 | #include <errno.h> |
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| 27 | #include <stdlib.h> |
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| 28 | #include "wtd.h" |
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| 29 | |
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| 30 | // |
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| 31 | // splits string s to vector v, using separator character sep |
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| 32 | // return value: v |
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| 33 | // It seems that it follows the python implementation of split() |
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| 34 | // |
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| 35 | std::vector <std::string> split(std::vector <std::string> &v, const std::string s, const char sep) |
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| 36 | { |
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| 37 | v.clear(); |
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| 38 | for (size_t p=0, q=0; q != s.npos; p = q + 1) |
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| 39 | v.push_back(s.substr(p,(q=s.find(sep,p))-p)); |
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| 40 | return v; |
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| 41 | } |
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| 42 | |
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| 43 | // converts string to char * |
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| 44 | // resulting string is created using malloc. Use free to free. |
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| 45 | char* str_to_charp(const std::string s) |
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| 46 | { |
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| 47 | return strdup(s.c_str()); |
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| 48 | } |
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| 49 | |
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| 50 | /* |
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| 51 | * converts string to hex representation |
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| 52 | */ |
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| 53 | std::string strtohex(const std::string s) |
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| 54 | { |
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| 55 | std::string a; |
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| 56 | const std::string c= |
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| 57 | "000102030405060708090a0b0c0d0e0f" |
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| 58 | "101112131415161718191a1b1c1d1e1f" |
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| 59 | "202122232425262728292a2b2c2d2e2f" |
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| 60 | "303132333435363738393a3b3c3d3e3f" |
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| 61 | "404142434445464748494a4b4c4d4e4f" |
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| 62 | "505152535455565758595a5b5c5d5e5f" |
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| 63 | "606162636465666768696a6b6c6d6e6f" |
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| 64 | "707172737475767778797a7b7c7d7e7f" |
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| 65 | "808182838485868788898a8b8c8d8e8f" |
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| 66 | "909192939495969798999a9b9c9d9e9f" |
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| 67 | "a0a1a2a3a4a5a6a7a8a9aaabacadaeaf" |
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| 68 | "b0b1b2b3b4b5b6b7b8b9babbbcbdbebf" |
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| 69 | "c0c1c2c3c4c5c6c7c8c9cacbcccdcecf" |
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| 70 | "d0d1d2d3d4d5d6d7d8d9dadbdcdddedf" |
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| 71 | "e0e1e2e3e4e5e6e7e8e9eaebecedeeef" |
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| 72 | "f0f1f2f3f4f5f6f7f8f9fafbfcfdfeff"; |
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| 73 | |
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| 74 | a.resize(2*s.size()); |
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| 75 | int k = 0; |
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| 76 | for (unsigned int i=0; i<s.size(); i++) |
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| 77 | { |
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| 78 | int p = 2*(unsigned char)s[i]; |
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| 79 | a[k++] = c[p++]; |
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| 80 | a[k++] = c[p]; |
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| 81 | } |
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| 82 | |
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| 83 | return a; |
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| 84 | } |
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| 85 | |
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| 86 | /* |
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| 87 | * convert hex represented string to string |
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| 88 | * unknown hex numbers result in '?' |
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| 89 | */ |
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| 90 | std::string hextostr(const std:: string s) |
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| 91 | { |
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| 92 | const char c[] = { |
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| 93 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 94 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 95 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 96 | 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,-1,-1,-1,-1,-1,-1, |
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| 97 | -1,10,11,12,13,14,15,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 98 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 99 | -1,10,11,12,13,14,15,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 100 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 101 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 102 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 103 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 104 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 105 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 106 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 107 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, |
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| 108 | -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 |
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| 109 | }; |
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| 110 | |
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| 111 | std::string a; |
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| 112 | unsigned int l = s.size(); |
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| 113 | a.resize((l+1)/2); |
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| 114 | |
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| 115 | unsigned int k=0; |
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| 116 | unsigned int l2 = (l/2)*2; |
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| 117 | for (unsigned int i=0; i<l2; i+=2) |
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| 118 | { |
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| 119 | int p = c[(unsigned int)s[i]]; |
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| 120 | int q = c[(unsigned int)s[i+1]]; |
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| 121 | if (p >= 0 && q >= 0) |
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| 122 | a[k++] = 16*p + q; |
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| 123 | else |
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| 124 | a[k++] = '?'; |
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| 125 | } |
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| 126 | |
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| 127 | if (l2 < l) |
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| 128 | a[k] = '?'; |
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| 129 | |
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| 130 | return a; |
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| 131 | |
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| 132 | } |
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| 133 | |
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| 134 | std::string zstrtohex(const std::string s) |
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| 135 | { |
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| 136 | return ZBEGIN_+strtohex(s)+ZEND_; |
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| 137 | } |
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| 138 | |
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| 139 | std::string zhextostr(const std::string s) |
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| 140 | { |
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| 141 | size_t lb = ZBEGIN_.size(); |
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| 142 | size_t le = ZEND_.size(); |
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| 143 | size_t ls = s.size(); |
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| 144 | |
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| 145 | if (ls < lb + le) |
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| 146 | return s; |
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| 147 | |
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| 148 | if (s.substr(0,lb) != ZBEGIN_) |
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| 149 | return s; |
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| 150 | |
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| 151 | if (s.substr(ls-le) != ZEND_) |
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| 152 | return s; |
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| 153 | |
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| 154 | return hextostr(s.substr(lb,ls-lb-le)); |
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| 155 | } |
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| 156 | |
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| 157 | //generates random passwoord of length len |
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| 158 | std::string gen_random(const int len) { |
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| 159 | timeval t1; |
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| 160 | gettimeofday(&t1, NULL); |
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| 161 | srand(t1.tv_usec * t1.tv_sec); |
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| 162 | static const char alphanum[] = |
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| 163 | "0123456789" |
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| 164 | "ABCDEFGHIJKLMNOPQRSTUVWXYZ" |
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| 165 | "abcdefghijklmnopqrstuvwxyz"; |
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| 166 | |
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| 167 | std::string s; |
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| 168 | s.resize(len); |
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| 169 | for (int i = 0; i < len; ++i) |
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| 170 | { |
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| 171 | s[i] = alphanum[std::rand() % (sizeof(alphanum) - 1)]; |
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| 172 | } |
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| 173 | return s; |
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| 174 | } |
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| 175 | |
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| 176 | #include <fstream> |
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| 177 | #include <string> |
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| 178 | #include <cerrno> |
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| 179 | |
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| 180 | int get_file_contents(std::string &contents,const std::string &filename) |
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| 181 | { |
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| 182 | std::ifstream in(filename.c_str(), std::ios::in | std::ios::binary); |
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| 183 | if (in) |
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| 184 | { |
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| 185 | in.seekg(0, std::ios::end); |
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| 186 | contents.resize(in.tellg()); |
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| 187 | in.seekg(0, std::ios::beg); |
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| 188 | in.read(&contents[0], contents.size()); |
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| 189 | in.close(); |
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| 190 | return(0); |
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| 191 | } |
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| 192 | return -1; |
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| 193 | } |
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| 194 | |
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| 195 | // tries to mimic mkdir -p |
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| 196 | int mkdir_p(const std::string &d,mode_t mode) |
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| 197 | { |
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| 198 | size_t p=0; |
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| 199 | |
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| 200 | std::string s = d; |
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| 201 | if (s[s.size()-1] != '/') |
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| 202 | s += '/'; |
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| 203 | |
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[21] | 204 | int rc=0; |
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[7] | 205 | std::string t; |
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| 206 | while (( p = s.find_first_of('/',p)) != s.npos) |
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| 207 | { |
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| 208 | p++; |
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| 209 | t = s.substr(0,p); |
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| 210 | rc = mkdir (t.c_str(),mode); |
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| 211 | if (rc < 0) |
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| 212 | { |
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| 213 | if (errno == EEXIST) |
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| 214 | { |
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| 215 | struct stat buf; |
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| 216 | rc = lstat(t.c_str(),&buf); |
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| 217 | if (rc < 0) |
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| 218 | break; |
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| 219 | if (!S_ISDIR(buf.st_mode)) |
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| 220 | { |
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| 221 | rc = -1; |
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| 222 | break; |
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| 223 | } |
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| 224 | } |
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| 225 | else |
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| 226 | break; |
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| 227 | } |
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| 228 | if ( p == s.size()) |
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| 229 | break; |
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| 230 | } |
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| 231 | return rc; |
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| 232 | } |
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| 233 | |
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| 234 | std::string envtostr(const std::string &s) |
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| 235 | { |
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| 236 | char *a = getenv(s.c_str()); |
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| 237 | if (a == 0) |
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| 238 | return ""; |
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| 239 | |
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| 240 | return a; |
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| 241 | } |
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| 242 | |
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| 243 | int get_dir_list(std::list <std::string> &v, |
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| 244 | const std::string &d) |
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| 245 | { |
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| 246 | DIR *dir; |
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| 247 | struct dirent *ent; |
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| 248 | dir = opendir(d.c_str()); |
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| 249 | if (dir == 0) |
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| 250 | return 1; |
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| 251 | |
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| 252 | while ((ent = readdir (dir)) != 0) |
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| 253 | v.push_back(ent->d_name); |
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| 254 | closedir (dir); |
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| 255 | return 0; |
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| 256 | } |
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| 257 | |
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| 258 | size_t count_lines(std::ifstream &f) { |
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| 259 | int number_of_lines = 0; |
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| 260 | std::string line; |
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| 261 | |
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| 262 | std::streampos p = f.tellg(); |
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| 263 | |
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| 264 | while (std::getline(f, line)) |
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| 265 | ++number_of_lines; |
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| 266 | f.clear(); |
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| 267 | f.seekg(p); |
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| 268 | return number_of_lines; |
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| 269 | } |
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| 270 | |
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| 271 | #include <sys/times.h> |
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| 272 | #include <sys/time.h> |
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| 273 | #include <time.h> |
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| 274 | #include <stdlib.h> |
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| 275 | #include "clocks.h" |
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| 276 | #include <unistd.h> |
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| 277 | |
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| 278 | double progress_bar::wallc() |
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| 279 | { |
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| 280 | struct timeval t; |
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| 281 | |
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| 282 | gettimeofday(&t,0); |
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| 283 | return t.tv_sec+0.000001*(double)t.tv_usec; |
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| 284 | } |
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| 285 | |
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| 286 | progress_bar::progress_bar() |
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| 287 | { |
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| 288 | this->clear(); |
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| 289 | this->timer = 0.3; |
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| 290 | this->bar_length = 60; |
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| 291 | } |
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| 292 | |
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| 293 | void progress_bar::clear() |
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| 294 | { |
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| 295 | this->firsttime = 1; |
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| 296 | this->walltime = wallc(); |
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| 297 | } |
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| 298 | |
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| 299 | void progress_bar::set_timer(float t) |
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| 300 | { |
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| 301 | this->timer = t; |
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| 302 | } |
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| 303 | |
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| 304 | std::string progress_bar::show(size_t num, double frac) |
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| 305 | { |
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| 306 | bool c; |
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| 307 | return this->show(num,frac,c); |
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| 308 | } |
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| 309 | |
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| 310 | std::string progress_bar::show(size_t num, double frac, bool &changed) |
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| 311 | { |
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| 312 | changed = 0; |
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| 313 | if (!this->firsttime) |
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| 314 | { |
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| 315 | if (this->wallc() - this->walltime < this->timer) |
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| 316 | return this->pshow; |
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| 317 | } |
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| 318 | |
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| 319 | changed = this -> firsttime || this->pfrac != frac || this->pnum != num; |
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| 320 | |
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| 321 | if (! changed) |
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| 322 | return this->pshow; |
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| 323 | |
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| 324 | this->firsttime = 0; |
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| 325 | |
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| 326 | int f = 100*frac+0.5; |
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| 327 | |
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| 328 | std::string b((size_t)(frac*this->bar_length),'x'); |
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| 329 | b.resize(this->bar_length,'-'); |
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| 330 | |
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| 331 | this->pshow = NumberToString(num) + ' ' + NumberToString(f) + "% [" |
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| 332 | + b + ']'; |
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| 333 | |
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| 334 | this->pnum = num; |
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| 335 | this->pfrac = frac; |
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| 336 | this->walltime = this->wallc(); |
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| 337 | |
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| 338 | return this->pshow; |
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| 339 | |
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| 340 | } |
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| 341 | |
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| 342 | std::string progress_bar::show(size_t num) |
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| 343 | { |
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| 344 | bool c; |
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| 345 | return this->show(num,c); |
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| 346 | } |
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| 347 | |
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| 348 | std::string progress_bar::show(size_t num, bool &changed) |
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| 349 | { |
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| 350 | changed = 0; |
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| 351 | if (!this->firsttime) |
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| 352 | { |
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| 353 | if (this->wallc() - this->walltime < this->timer) |
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| 354 | return this->pshow; |
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| 355 | } |
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| 356 | |
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| 357 | changed = this -> firsttime || this->pnum != num; |
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| 358 | |
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| 359 | if (! changed) |
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| 360 | return this->pshow; |
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| 361 | |
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| 362 | this->firsttime = 0; |
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| 363 | |
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| 364 | this->pshow = NumberToString(num); |
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| 365 | this->pnum = num; |
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| 366 | this->walltime = this->wallc(); |
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| 367 | |
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| 368 | return this->pshow; |
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| 369 | |
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| 370 | } |
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