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@@ -1,1314 +1,1306 b'' | |||
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1 | 1 | /* |
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2 | 2 | parsers.c - efficient content parsing |
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3 | 3 | |
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4 | 4 | Copyright 2008 Olivia Mackall <olivia@selenic.com> and others |
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5 | 5 | |
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6 | 6 | This software may be used and distributed according to the terms of |
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7 | 7 | the GNU General Public License, incorporated herein by reference. |
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8 | 8 | */ |
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9 | 9 | |
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10 | 10 | #define PY_SSIZE_T_CLEAN |
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11 | 11 | #include <Python.h> |
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12 | 12 | #include <ctype.h> |
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13 | 13 | #include <stddef.h> |
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14 | 14 | #include <string.h> |
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15 | 15 | |
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16 | 16 | #include "bitmanipulation.h" |
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17 | 17 | #include "charencode.h" |
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18 | 18 | #include "util.h" |
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19 | 19 | |
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20 | /* The mapping of Python types is meant to be temporary to get Python | |
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21 | * 3 to compile. We should remove this once Python 3 support is fully | |
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22 | * supported and proper types are used in the extensions themselves. */ | |
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23 | #define PyInt_Check PyLong_Check | |
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24 | #define PyInt_FromLong PyLong_FromLong | |
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25 | #define PyInt_FromSsize_t PyLong_FromSsize_t | |
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26 | #define PyInt_AsLong PyLong_AsLong | |
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27 | ||
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28 | 20 | static const char *const versionerrortext = "Python minor version mismatch"; |
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29 | 21 | |
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30 | 22 | static const int dirstate_v1_from_p2 = -2; |
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31 | 23 | static const int dirstate_v1_nonnormal = -1; |
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32 | 24 | static const int ambiguous_time = -1; |
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33 | 25 | |
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34 | 26 | static PyObject *dict_new_presized(PyObject *self, PyObject *args) |
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35 | 27 | { |
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36 | 28 | Py_ssize_t expected_size; |
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37 | 29 | |
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38 | 30 | if (!PyArg_ParseTuple(args, "n:make_presized_dict", &expected_size)) { |
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39 | 31 | return NULL; |
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40 | 32 | } |
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41 | 33 | |
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42 | 34 | return _dict_new_presized(expected_size); |
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43 | 35 | } |
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44 | 36 | |
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45 | 37 | static PyObject *dirstate_item_new(PyTypeObject *subtype, PyObject *args, |
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46 | 38 | PyObject *kwds) |
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47 | 39 | { |
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48 | 40 | /* We do all the initialization here and not a tp_init function because |
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49 | 41 | * dirstate_item is immutable. */ |
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50 | 42 | dirstateItemObject *t; |
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51 | 43 | int wc_tracked; |
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52 | 44 | int p1_tracked; |
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53 | 45 | int p2_info; |
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54 | 46 | int has_meaningful_data; |
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55 | 47 | int has_meaningful_mtime; |
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56 | 48 | int mtime_second_ambiguous; |
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57 | 49 | int mode; |
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58 | 50 | int size; |
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59 | 51 | int mtime_s; |
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60 | 52 | int mtime_ns; |
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61 | 53 | PyObject *parentfiledata; |
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62 | 54 | PyObject *mtime; |
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63 | 55 | PyObject *fallback_exec; |
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64 | 56 | PyObject *fallback_symlink; |
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65 | 57 | static char *keywords_name[] = { |
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66 | 58 | "wc_tracked", "p1_tracked", "p2_info", |
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67 | 59 | "has_meaningful_data", "has_meaningful_mtime", "parentfiledata", |
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68 | 60 | "fallback_exec", "fallback_symlink", NULL, |
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69 | 61 | }; |
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70 | 62 | wc_tracked = 0; |
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71 | 63 | p1_tracked = 0; |
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72 | 64 | p2_info = 0; |
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73 | 65 | has_meaningful_mtime = 1; |
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74 | 66 | has_meaningful_data = 1; |
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75 | 67 | mtime_second_ambiguous = 0; |
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76 | 68 | parentfiledata = Py_None; |
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77 | 69 | fallback_exec = Py_None; |
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78 | 70 | fallback_symlink = Py_None; |
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79 | 71 | if (!PyArg_ParseTupleAndKeywords(args, kwds, "|iiiiiOOO", keywords_name, |
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80 | 72 | &wc_tracked, &p1_tracked, &p2_info, |
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81 | 73 | &has_meaningful_data, |
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82 | 74 | &has_meaningful_mtime, &parentfiledata, |
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83 | 75 | &fallback_exec, &fallback_symlink)) { |
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84 | 76 | return NULL; |
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85 | 77 | } |
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86 | 78 | t = (dirstateItemObject *)subtype->tp_alloc(subtype, 1); |
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87 | 79 | if (!t) { |
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88 | 80 | return NULL; |
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89 | 81 | } |
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90 | 82 | |
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91 | 83 | t->flags = 0; |
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92 | 84 | if (wc_tracked) { |
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93 | 85 | t->flags |= dirstate_flag_wc_tracked; |
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94 | 86 | } |
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95 | 87 | if (p1_tracked) { |
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96 | 88 | t->flags |= dirstate_flag_p1_tracked; |
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97 | 89 | } |
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98 | 90 | if (p2_info) { |
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99 | 91 | t->flags |= dirstate_flag_p2_info; |
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100 | 92 | } |
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101 | 93 | |
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102 | 94 | if (fallback_exec != Py_None) { |
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103 | 95 | t->flags |= dirstate_flag_has_fallback_exec; |
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104 | 96 | if (PyObject_IsTrue(fallback_exec)) { |
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105 | 97 | t->flags |= dirstate_flag_fallback_exec; |
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106 | 98 | } |
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107 | 99 | } |
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108 | 100 | if (fallback_symlink != Py_None) { |
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109 | 101 | t->flags |= dirstate_flag_has_fallback_symlink; |
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110 | 102 | if (PyObject_IsTrue(fallback_symlink)) { |
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111 | 103 | t->flags |= dirstate_flag_fallback_symlink; |
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112 | 104 | } |
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113 | 105 | } |
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114 | 106 | |
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115 | 107 | if (parentfiledata != Py_None) { |
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116 | 108 | if (!PyArg_ParseTuple(parentfiledata, "iiO", &mode, &size, |
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117 | 109 | &mtime)) { |
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118 | 110 | return NULL; |
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119 | 111 | } |
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120 | 112 | if (mtime != Py_None) { |
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121 | 113 | if (!PyArg_ParseTuple(mtime, "iii", &mtime_s, &mtime_ns, |
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122 | 114 | &mtime_second_ambiguous)) { |
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123 | 115 | return NULL; |
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124 | 116 | } |
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125 | 117 | } else { |
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126 | 118 | has_meaningful_mtime = 0; |
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127 | 119 | } |
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128 | 120 | } else { |
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129 | 121 | has_meaningful_data = 0; |
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130 | 122 | has_meaningful_mtime = 0; |
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131 | 123 | } |
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132 | 124 | if (has_meaningful_data) { |
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133 | 125 | t->flags |= dirstate_flag_has_meaningful_data; |
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134 | 126 | t->mode = mode; |
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135 | 127 | t->size = size; |
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136 | 128 | if (mtime_second_ambiguous) { |
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137 | 129 | t->flags |= dirstate_flag_mtime_second_ambiguous; |
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138 | 130 | } |
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139 | 131 | } else { |
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140 | 132 | t->mode = 0; |
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141 | 133 | t->size = 0; |
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142 | 134 | } |
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143 | 135 | if (has_meaningful_mtime) { |
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144 | 136 | t->flags |= dirstate_flag_has_mtime; |
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145 | 137 | t->mtime_s = mtime_s; |
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146 | 138 | t->mtime_ns = mtime_ns; |
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147 | 139 | } else { |
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148 | 140 | t->mtime_s = 0; |
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149 | 141 | t->mtime_ns = 0; |
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150 | 142 | } |
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151 | 143 | return (PyObject *)t; |
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152 | 144 | } |
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153 | 145 | |
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154 | 146 | static void dirstate_item_dealloc(PyObject *o) |
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155 | 147 | { |
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156 | 148 | PyObject_Del(o); |
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157 | 149 | } |
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158 | 150 | |
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159 | 151 | static inline bool dirstate_item_c_tracked(dirstateItemObject *self) |
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160 | 152 | { |
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161 | 153 | return (self->flags & dirstate_flag_wc_tracked); |
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162 | 154 | } |
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163 | 155 | |
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164 | 156 | static inline bool dirstate_item_c_any_tracked(dirstateItemObject *self) |
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165 | 157 | { |
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166 | 158 | const int mask = dirstate_flag_wc_tracked | dirstate_flag_p1_tracked | |
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167 | 159 | dirstate_flag_p2_info; |
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168 | 160 | return (self->flags & mask); |
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169 | 161 | } |
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170 | 162 | |
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171 | 163 | static inline bool dirstate_item_c_added(dirstateItemObject *self) |
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172 | 164 | { |
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173 | 165 | const int mask = (dirstate_flag_wc_tracked | dirstate_flag_p1_tracked | |
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174 | 166 | dirstate_flag_p2_info); |
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175 | 167 | const int target = dirstate_flag_wc_tracked; |
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176 | 168 | return (self->flags & mask) == target; |
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177 | 169 | } |
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178 | 170 | |
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179 | 171 | static inline bool dirstate_item_c_removed(dirstateItemObject *self) |
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180 | 172 | { |
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181 | 173 | if (self->flags & dirstate_flag_wc_tracked) { |
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182 | 174 | return false; |
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183 | 175 | } |
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184 | 176 | return (self->flags & |
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185 | 177 | (dirstate_flag_p1_tracked | dirstate_flag_p2_info)); |
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186 | 178 | } |
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187 | 179 | |
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188 | 180 | static inline bool dirstate_item_c_merged(dirstateItemObject *self) |
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189 | 181 | { |
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190 | 182 | return ((self->flags & dirstate_flag_wc_tracked) && |
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191 | 183 | (self->flags & dirstate_flag_p1_tracked) && |
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192 | 184 | (self->flags & dirstate_flag_p2_info)); |
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193 | 185 | } |
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194 | 186 | |
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195 | 187 | static inline bool dirstate_item_c_from_p2(dirstateItemObject *self) |
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196 | 188 | { |
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197 | 189 | return ((self->flags & dirstate_flag_wc_tracked) && |
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198 | 190 | !(self->flags & dirstate_flag_p1_tracked) && |
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199 | 191 | (self->flags & dirstate_flag_p2_info)); |
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200 | 192 | } |
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201 | 193 | |
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202 | 194 | static inline char dirstate_item_c_v1_state(dirstateItemObject *self) |
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203 | 195 | { |
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204 | 196 | if (dirstate_item_c_removed(self)) { |
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205 | 197 | return 'r'; |
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206 | 198 | } else if (dirstate_item_c_merged(self)) { |
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207 | 199 | return 'm'; |
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208 | 200 | } else if (dirstate_item_c_added(self)) { |
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209 | 201 | return 'a'; |
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210 | 202 | } else { |
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211 | 203 | return 'n'; |
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212 | 204 | } |
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213 | 205 | } |
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214 | 206 | |
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215 | 207 | static inline bool dirstate_item_c_has_fallback_exec(dirstateItemObject *self) |
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216 | 208 | { |
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217 | 209 | return (bool)self->flags & dirstate_flag_has_fallback_exec; |
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218 | 210 | } |
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219 | 211 | |
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220 | 212 | static inline bool |
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221 | 213 | dirstate_item_c_has_fallback_symlink(dirstateItemObject *self) |
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222 | 214 | { |
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223 | 215 | return (bool)self->flags & dirstate_flag_has_fallback_symlink; |
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224 | 216 | } |
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225 | 217 | |
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226 | 218 | static inline int dirstate_item_c_v1_mode(dirstateItemObject *self) |
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227 | 219 | { |
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228 | 220 | if (self->flags & dirstate_flag_has_meaningful_data) { |
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229 | 221 | return self->mode; |
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230 | 222 | } else { |
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231 | 223 | return 0; |
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232 | 224 | } |
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233 | 225 | } |
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234 | 226 | |
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235 | 227 | static inline int dirstate_item_c_v1_size(dirstateItemObject *self) |
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236 | 228 | { |
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237 | 229 | if (!(self->flags & dirstate_flag_wc_tracked) && |
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238 | 230 | (self->flags & dirstate_flag_p2_info)) { |
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239 | 231 | if (self->flags & dirstate_flag_p1_tracked) { |
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240 | 232 | return dirstate_v1_nonnormal; |
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241 | 233 | } else { |
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242 | 234 | return dirstate_v1_from_p2; |
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243 | 235 | } |
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244 | 236 | } else if (dirstate_item_c_removed(self)) { |
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245 | 237 | return 0; |
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246 | 238 | } else if (self->flags & dirstate_flag_p2_info) { |
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247 | 239 | return dirstate_v1_from_p2; |
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248 | 240 | } else if (dirstate_item_c_added(self)) { |
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249 | 241 | return dirstate_v1_nonnormal; |
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250 | 242 | } else if (self->flags & dirstate_flag_has_meaningful_data) { |
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251 | 243 | return self->size; |
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252 | 244 | } else { |
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253 | 245 | return dirstate_v1_nonnormal; |
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254 | 246 | } |
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255 | 247 | } |
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256 | 248 | |
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257 | 249 | static inline int dirstate_item_c_v1_mtime(dirstateItemObject *self) |
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258 | 250 | { |
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259 | 251 | if (dirstate_item_c_removed(self)) { |
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260 | 252 | return 0; |
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261 | 253 | } else if (!(self->flags & dirstate_flag_has_mtime) || |
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262 | 254 | !(self->flags & dirstate_flag_p1_tracked) || |
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263 | 255 | !(self->flags & dirstate_flag_wc_tracked) || |
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264 | 256 | (self->flags & dirstate_flag_p2_info) || |
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265 | 257 | (self->flags & dirstate_flag_mtime_second_ambiguous)) { |
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266 | 258 | return ambiguous_time; |
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267 | 259 | } else { |
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268 | 260 | return self->mtime_s; |
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269 | 261 | } |
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270 | 262 | } |
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271 | 263 | |
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272 | 264 | static PyObject *dirstate_item_v2_data(dirstateItemObject *self) |
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273 | 265 | { |
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274 | 266 | int flags = self->flags; |
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275 | 267 | int mode = dirstate_item_c_v1_mode(self); |
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276 | 268 | #ifdef S_IXUSR |
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277 | 269 | /* This is for platforms with an exec bit */ |
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278 | 270 | if ((mode & S_IXUSR) != 0) { |
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279 | 271 | flags |= dirstate_flag_mode_exec_perm; |
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280 | 272 | } else { |
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281 | 273 | flags &= ~dirstate_flag_mode_exec_perm; |
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282 | 274 | } |
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283 | 275 | #else |
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284 | 276 | flags &= ~dirstate_flag_mode_exec_perm; |
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285 | 277 | #endif |
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286 | 278 | #ifdef S_ISLNK |
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287 | 279 | /* This is for platforms with support for symlinks */ |
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288 | 280 | if (S_ISLNK(mode)) { |
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289 | 281 | flags |= dirstate_flag_mode_is_symlink; |
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290 | 282 | } else { |
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291 | 283 | flags &= ~dirstate_flag_mode_is_symlink; |
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292 | 284 | } |
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293 | 285 | #else |
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294 | 286 | flags &= ~dirstate_flag_mode_is_symlink; |
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295 | 287 | #endif |
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296 | 288 | return Py_BuildValue("iiii", flags, self->size, self->mtime_s, |
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297 | 289 | self->mtime_ns); |
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298 | 290 | }; |
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299 | 291 | |
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300 | 292 | static PyObject *dirstate_item_v1_state(dirstateItemObject *self) |
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301 | 293 | { |
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302 | 294 | char state = dirstate_item_c_v1_state(self); |
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303 | 295 | return PyBytes_FromStringAndSize(&state, 1); |
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304 | 296 | }; |
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305 | 297 | |
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306 | 298 | static PyObject *dirstate_item_v1_mode(dirstateItemObject *self) |
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307 | 299 | { |
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308 |
return Py |
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300 | return PyLong_FromLong(dirstate_item_c_v1_mode(self)); | |
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309 | 301 | }; |
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310 | 302 | |
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311 | 303 | static PyObject *dirstate_item_v1_size(dirstateItemObject *self) |
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312 | 304 | { |
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313 |
return Py |
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305 | return PyLong_FromLong(dirstate_item_c_v1_size(self)); | |
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314 | 306 | }; |
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315 | 307 | |
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316 | 308 | static PyObject *dirstate_item_v1_mtime(dirstateItemObject *self) |
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317 | 309 | { |
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318 |
return Py |
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310 | return PyLong_FromLong(dirstate_item_c_v1_mtime(self)); | |
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319 | 311 | }; |
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320 | 312 | |
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321 | 313 | static PyObject *dirstate_item_mtime_likely_equal_to(dirstateItemObject *self, |
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322 | 314 | PyObject *other) |
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323 | 315 | { |
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324 | 316 | int other_s; |
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325 | 317 | int other_ns; |
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326 | 318 | int other_second_ambiguous; |
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327 | 319 | if (!PyArg_ParseTuple(other, "iii", &other_s, &other_ns, |
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328 | 320 | &other_second_ambiguous)) { |
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329 | 321 | return NULL; |
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330 | 322 | } |
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331 | 323 | if (!(self->flags & dirstate_flag_has_mtime)) { |
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332 | 324 | Py_RETURN_FALSE; |
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333 | 325 | } |
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334 | 326 | if (self->mtime_s != other_s) { |
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335 | 327 | Py_RETURN_FALSE; |
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336 | 328 | } |
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337 | 329 | if (self->mtime_ns == 0 || other_ns == 0) { |
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338 | 330 | if (self->flags & dirstate_flag_mtime_second_ambiguous) { |
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339 | 331 | Py_RETURN_FALSE; |
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340 | 332 | } else { |
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341 | 333 | Py_RETURN_TRUE; |
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342 | 334 | } |
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343 | 335 | } |
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344 | 336 | if (self->mtime_ns == other_ns) { |
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345 | 337 | Py_RETURN_TRUE; |
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346 | 338 | } else { |
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347 | 339 | Py_RETURN_FALSE; |
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348 | 340 | } |
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349 | 341 | }; |
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350 | 342 | |
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351 | 343 | /* This will never change since it's bound to V1 |
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352 | 344 | */ |
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353 | 345 | static inline dirstateItemObject * |
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354 | 346 | dirstate_item_from_v1_data(char state, int mode, int size, int mtime) |
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355 | 347 | { |
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356 | 348 | dirstateItemObject *t = |
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357 | 349 | PyObject_New(dirstateItemObject, &dirstateItemType); |
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358 | 350 | if (!t) { |
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359 | 351 | return NULL; |
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360 | 352 | } |
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361 | 353 | t->flags = 0; |
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362 | 354 | t->mode = 0; |
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363 | 355 | t->size = 0; |
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364 | 356 | t->mtime_s = 0; |
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365 | 357 | t->mtime_ns = 0; |
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366 | 358 | |
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367 | 359 | if (state == 'm') { |
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368 | 360 | t->flags = (dirstate_flag_wc_tracked | |
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369 | 361 | dirstate_flag_p1_tracked | dirstate_flag_p2_info); |
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370 | 362 | } else if (state == 'a') { |
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371 | 363 | t->flags = dirstate_flag_wc_tracked; |
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372 | 364 | } else if (state == 'r') { |
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373 | 365 | if (size == dirstate_v1_nonnormal) { |
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374 | 366 | t->flags = |
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375 | 367 | dirstate_flag_p1_tracked | dirstate_flag_p2_info; |
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376 | 368 | } else if (size == dirstate_v1_from_p2) { |
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377 | 369 | t->flags = dirstate_flag_p2_info; |
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378 | 370 | } else { |
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379 | 371 | t->flags = dirstate_flag_p1_tracked; |
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380 | 372 | } |
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381 | 373 | } else if (state == 'n') { |
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382 | 374 | if (size == dirstate_v1_from_p2) { |
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383 | 375 | t->flags = |
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384 | 376 | dirstate_flag_wc_tracked | dirstate_flag_p2_info; |
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385 | 377 | } else if (size == dirstate_v1_nonnormal) { |
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386 | 378 | t->flags = |
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387 | 379 | dirstate_flag_wc_tracked | dirstate_flag_p1_tracked; |
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388 | 380 | } else if (mtime == ambiguous_time) { |
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389 | 381 | t->flags = (dirstate_flag_wc_tracked | |
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390 | 382 | dirstate_flag_p1_tracked | |
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391 | 383 | dirstate_flag_has_meaningful_data); |
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392 | 384 | t->mode = mode; |
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393 | 385 | t->size = size; |
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394 | 386 | } else { |
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395 | 387 | t->flags = (dirstate_flag_wc_tracked | |
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396 | 388 | dirstate_flag_p1_tracked | |
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397 | 389 | dirstate_flag_has_meaningful_data | |
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398 | 390 | dirstate_flag_has_mtime); |
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399 | 391 | t->mode = mode; |
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400 | 392 | t->size = size; |
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401 | 393 | t->mtime_s = mtime; |
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402 | 394 | } |
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403 | 395 | } else { |
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404 | 396 | PyErr_Format(PyExc_RuntimeError, |
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405 | 397 | "unknown state: `%c` (%d, %d, %d)", state, mode, |
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406 | 398 | size, mtime, NULL); |
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407 | 399 | Py_DECREF(t); |
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408 | 400 | return NULL; |
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409 | 401 | } |
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410 | 402 | |
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411 | 403 | return t; |
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412 | 404 | } |
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413 | 405 | |
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414 | 406 | /* This will never change since it's bound to V1, unlike `dirstate_item_new` */ |
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415 | 407 | static PyObject *dirstate_item_from_v1_meth(PyTypeObject *subtype, |
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416 | 408 | PyObject *args) |
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417 | 409 | { |
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418 | 410 | /* We do all the initialization here and not a tp_init function because |
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419 | 411 | * dirstate_item is immutable. */ |
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420 | 412 | char state; |
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421 | 413 | int size, mode, mtime; |
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422 | 414 | if (!PyArg_ParseTuple(args, "ciii", &state, &mode, &size, &mtime)) { |
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423 | 415 | return NULL; |
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424 | 416 | } |
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425 | 417 | return (PyObject *)dirstate_item_from_v1_data(state, mode, size, mtime); |
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426 | 418 | }; |
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427 | 419 | |
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428 | 420 | static PyObject *dirstate_item_from_v2_meth(PyTypeObject *subtype, |
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429 | 421 | PyObject *args) |
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430 | 422 | { |
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431 | 423 | dirstateItemObject *t = |
|
432 | 424 | PyObject_New(dirstateItemObject, &dirstateItemType); |
|
433 | 425 | if (!t) { |
|
434 | 426 | return NULL; |
|
435 | 427 | } |
|
436 | 428 | if (!PyArg_ParseTuple(args, "iiii", &t->flags, &t->size, &t->mtime_s, |
|
437 | 429 | &t->mtime_ns)) { |
|
438 | 430 | return NULL; |
|
439 | 431 | } |
|
440 | 432 | if (t->flags & dirstate_flag_expected_state_is_modified) { |
|
441 | 433 | t->flags &= ~(dirstate_flag_expected_state_is_modified | |
|
442 | 434 | dirstate_flag_has_meaningful_data | |
|
443 | 435 | dirstate_flag_has_mtime); |
|
444 | 436 | } |
|
445 | 437 | t->mode = 0; |
|
446 | 438 | if (t->flags & dirstate_flag_has_meaningful_data) { |
|
447 | 439 | if (t->flags & dirstate_flag_mode_exec_perm) { |
|
448 | 440 | t->mode = 0755; |
|
449 | 441 | } else { |
|
450 | 442 | t->mode = 0644; |
|
451 | 443 | } |
|
452 | 444 | if (t->flags & dirstate_flag_mode_is_symlink) { |
|
453 | 445 | t->mode |= S_IFLNK; |
|
454 | 446 | } else { |
|
455 | 447 | t->mode |= S_IFREG; |
|
456 | 448 | } |
|
457 | 449 | } |
|
458 | 450 | return (PyObject *)t; |
|
459 | 451 | }; |
|
460 | 452 | |
|
461 | 453 | /* This means the next status call will have to actually check its content |
|
462 | 454 | to make sure it is correct. */ |
|
463 | 455 | static PyObject *dirstate_item_set_possibly_dirty(dirstateItemObject *self) |
|
464 | 456 | { |
|
465 | 457 | self->flags &= ~dirstate_flag_has_mtime; |
|
466 | 458 | Py_RETURN_NONE; |
|
467 | 459 | } |
|
468 | 460 | |
|
469 | 461 | /* See docstring of the python implementation for details */ |
|
470 | 462 | static PyObject *dirstate_item_set_clean(dirstateItemObject *self, |
|
471 | 463 | PyObject *args) |
|
472 | 464 | { |
|
473 | 465 | int size, mode, mtime_s, mtime_ns, mtime_second_ambiguous; |
|
474 | 466 | PyObject *mtime; |
|
475 | 467 | mtime_s = 0; |
|
476 | 468 | mtime_ns = 0; |
|
477 | 469 | mtime_second_ambiguous = 0; |
|
478 | 470 | if (!PyArg_ParseTuple(args, "iiO", &mode, &size, &mtime)) { |
|
479 | 471 | return NULL; |
|
480 | 472 | } |
|
481 | 473 | if (mtime != Py_None) { |
|
482 | 474 | if (!PyArg_ParseTuple(mtime, "iii", &mtime_s, &mtime_ns, |
|
483 | 475 | &mtime_second_ambiguous)) { |
|
484 | 476 | return NULL; |
|
485 | 477 | } |
|
486 | 478 | } else { |
|
487 | 479 | self->flags &= ~dirstate_flag_has_mtime; |
|
488 | 480 | } |
|
489 | 481 | self->flags = dirstate_flag_wc_tracked | dirstate_flag_p1_tracked | |
|
490 | 482 | dirstate_flag_has_meaningful_data | |
|
491 | 483 | dirstate_flag_has_mtime; |
|
492 | 484 | if (mtime_second_ambiguous) { |
|
493 | 485 | self->flags |= dirstate_flag_mtime_second_ambiguous; |
|
494 | 486 | } |
|
495 | 487 | self->mode = mode; |
|
496 | 488 | self->size = size; |
|
497 | 489 | self->mtime_s = mtime_s; |
|
498 | 490 | self->mtime_ns = mtime_ns; |
|
499 | 491 | Py_RETURN_NONE; |
|
500 | 492 | } |
|
501 | 493 | |
|
502 | 494 | static PyObject *dirstate_item_set_tracked(dirstateItemObject *self) |
|
503 | 495 | { |
|
504 | 496 | self->flags |= dirstate_flag_wc_tracked; |
|
505 | 497 | self->flags &= ~dirstate_flag_has_mtime; |
|
506 | 498 | Py_RETURN_NONE; |
|
507 | 499 | } |
|
508 | 500 | |
|
509 | 501 | static PyObject *dirstate_item_set_untracked(dirstateItemObject *self) |
|
510 | 502 | { |
|
511 | 503 | self->flags &= ~dirstate_flag_wc_tracked; |
|
512 | 504 | self->mode = 0; |
|
513 | 505 | self->size = 0; |
|
514 | 506 | self->mtime_s = 0; |
|
515 | 507 | self->mtime_ns = 0; |
|
516 | 508 | Py_RETURN_NONE; |
|
517 | 509 | } |
|
518 | 510 | |
|
519 | 511 | static PyObject *dirstate_item_drop_merge_data(dirstateItemObject *self) |
|
520 | 512 | { |
|
521 | 513 | if (self->flags & dirstate_flag_p2_info) { |
|
522 | 514 | self->flags &= ~(dirstate_flag_p2_info | |
|
523 | 515 | dirstate_flag_has_meaningful_data | |
|
524 | 516 | dirstate_flag_has_mtime); |
|
525 | 517 | self->mode = 0; |
|
526 | 518 | self->size = 0; |
|
527 | 519 | self->mtime_s = 0; |
|
528 | 520 | self->mtime_ns = 0; |
|
529 | 521 | } |
|
530 | 522 | Py_RETURN_NONE; |
|
531 | 523 | } |
|
532 | 524 | static PyMethodDef dirstate_item_methods[] = { |
|
533 | 525 | {"v2_data", (PyCFunction)dirstate_item_v2_data, METH_NOARGS, |
|
534 | 526 | "return data suitable for v2 serialization"}, |
|
535 | 527 | {"v1_state", (PyCFunction)dirstate_item_v1_state, METH_NOARGS, |
|
536 | 528 | "return a \"state\" suitable for v1 serialization"}, |
|
537 | 529 | {"v1_mode", (PyCFunction)dirstate_item_v1_mode, METH_NOARGS, |
|
538 | 530 | "return a \"mode\" suitable for v1 serialization"}, |
|
539 | 531 | {"v1_size", (PyCFunction)dirstate_item_v1_size, METH_NOARGS, |
|
540 | 532 | "return a \"size\" suitable for v1 serialization"}, |
|
541 | 533 | {"v1_mtime", (PyCFunction)dirstate_item_v1_mtime, METH_NOARGS, |
|
542 | 534 | "return a \"mtime\" suitable for v1 serialization"}, |
|
543 | 535 | {"mtime_likely_equal_to", (PyCFunction)dirstate_item_mtime_likely_equal_to, |
|
544 | 536 | METH_O, "True if the stored mtime is likely equal to the given mtime"}, |
|
545 | 537 | {"from_v1_data", (PyCFunction)dirstate_item_from_v1_meth, |
|
546 | 538 | METH_VARARGS | METH_CLASS, "build a new DirstateItem object from V1 data"}, |
|
547 | 539 | {"from_v2_data", (PyCFunction)dirstate_item_from_v2_meth, |
|
548 | 540 | METH_VARARGS | METH_CLASS, "build a new DirstateItem object from V2 data"}, |
|
549 | 541 | {"set_possibly_dirty", (PyCFunction)dirstate_item_set_possibly_dirty, |
|
550 | 542 | METH_NOARGS, "mark a file as \"possibly dirty\""}, |
|
551 | 543 | {"set_clean", (PyCFunction)dirstate_item_set_clean, METH_VARARGS, |
|
552 | 544 | "mark a file as \"clean\""}, |
|
553 | 545 | {"set_tracked", (PyCFunction)dirstate_item_set_tracked, METH_NOARGS, |
|
554 | 546 | "mark a file as \"tracked\""}, |
|
555 | 547 | {"set_untracked", (PyCFunction)dirstate_item_set_untracked, METH_NOARGS, |
|
556 | 548 | "mark a file as \"untracked\""}, |
|
557 | 549 | {"drop_merge_data", (PyCFunction)dirstate_item_drop_merge_data, METH_NOARGS, |
|
558 | 550 | "remove all \"merge-only\" from a DirstateItem"}, |
|
559 | 551 | {NULL} /* Sentinel */ |
|
560 | 552 | }; |
|
561 | 553 | |
|
562 | 554 | static PyObject *dirstate_item_get_mode(dirstateItemObject *self) |
|
563 | 555 | { |
|
564 |
return Py |
|
|
556 | return PyLong_FromLong(dirstate_item_c_v1_mode(self)); | |
|
565 | 557 | }; |
|
566 | 558 | |
|
567 | 559 | static PyObject *dirstate_item_get_size(dirstateItemObject *self) |
|
568 | 560 | { |
|
569 |
return Py |
|
|
561 | return PyLong_FromLong(dirstate_item_c_v1_size(self)); | |
|
570 | 562 | }; |
|
571 | 563 | |
|
572 | 564 | static PyObject *dirstate_item_get_mtime(dirstateItemObject *self) |
|
573 | 565 | { |
|
574 |
return Py |
|
|
566 | return PyLong_FromLong(dirstate_item_c_v1_mtime(self)); | |
|
575 | 567 | }; |
|
576 | 568 | |
|
577 | 569 | static PyObject *dirstate_item_get_state(dirstateItemObject *self) |
|
578 | 570 | { |
|
579 | 571 | char state = dirstate_item_c_v1_state(self); |
|
580 | 572 | return PyBytes_FromStringAndSize(&state, 1); |
|
581 | 573 | }; |
|
582 | 574 | |
|
583 | 575 | static PyObject *dirstate_item_get_has_fallback_exec(dirstateItemObject *self) |
|
584 | 576 | { |
|
585 | 577 | if (dirstate_item_c_has_fallback_exec(self)) { |
|
586 | 578 | Py_RETURN_TRUE; |
|
587 | 579 | } else { |
|
588 | 580 | Py_RETURN_FALSE; |
|
589 | 581 | } |
|
590 | 582 | }; |
|
591 | 583 | |
|
592 | 584 | static PyObject *dirstate_item_get_fallback_exec(dirstateItemObject *self) |
|
593 | 585 | { |
|
594 | 586 | if (dirstate_item_c_has_fallback_exec(self)) { |
|
595 | 587 | if (self->flags & dirstate_flag_fallback_exec) { |
|
596 | 588 | Py_RETURN_TRUE; |
|
597 | 589 | } else { |
|
598 | 590 | Py_RETURN_FALSE; |
|
599 | 591 | } |
|
600 | 592 | } else { |
|
601 | 593 | Py_RETURN_NONE; |
|
602 | 594 | } |
|
603 | 595 | }; |
|
604 | 596 | |
|
605 | 597 | static int dirstate_item_set_fallback_exec(dirstateItemObject *self, |
|
606 | 598 | PyObject *value) |
|
607 | 599 | { |
|
608 | 600 | if ((value == Py_None) || (value == NULL)) { |
|
609 | 601 | self->flags &= ~dirstate_flag_has_fallback_exec; |
|
610 | 602 | } else { |
|
611 | 603 | self->flags |= dirstate_flag_has_fallback_exec; |
|
612 | 604 | if (PyObject_IsTrue(value)) { |
|
613 | 605 | self->flags |= dirstate_flag_fallback_exec; |
|
614 | 606 | } else { |
|
615 | 607 | self->flags &= ~dirstate_flag_fallback_exec; |
|
616 | 608 | } |
|
617 | 609 | } |
|
618 | 610 | return 0; |
|
619 | 611 | }; |
|
620 | 612 | |
|
621 | 613 | static PyObject * |
|
622 | 614 | dirstate_item_get_has_fallback_symlink(dirstateItemObject *self) |
|
623 | 615 | { |
|
624 | 616 | if (dirstate_item_c_has_fallback_symlink(self)) { |
|
625 | 617 | Py_RETURN_TRUE; |
|
626 | 618 | } else { |
|
627 | 619 | Py_RETURN_FALSE; |
|
628 | 620 | } |
|
629 | 621 | }; |
|
630 | 622 | |
|
631 | 623 | static PyObject *dirstate_item_get_fallback_symlink(dirstateItemObject *self) |
|
632 | 624 | { |
|
633 | 625 | if (dirstate_item_c_has_fallback_symlink(self)) { |
|
634 | 626 | if (self->flags & dirstate_flag_fallback_symlink) { |
|
635 | 627 | Py_RETURN_TRUE; |
|
636 | 628 | } else { |
|
637 | 629 | Py_RETURN_FALSE; |
|
638 | 630 | } |
|
639 | 631 | } else { |
|
640 | 632 | Py_RETURN_NONE; |
|
641 | 633 | } |
|
642 | 634 | }; |
|
643 | 635 | |
|
644 | 636 | static int dirstate_item_set_fallback_symlink(dirstateItemObject *self, |
|
645 | 637 | PyObject *value) |
|
646 | 638 | { |
|
647 | 639 | if ((value == Py_None) || (value == NULL)) { |
|
648 | 640 | self->flags &= ~dirstate_flag_has_fallback_symlink; |
|
649 | 641 | } else { |
|
650 | 642 | self->flags |= dirstate_flag_has_fallback_symlink; |
|
651 | 643 | if (PyObject_IsTrue(value)) { |
|
652 | 644 | self->flags |= dirstate_flag_fallback_symlink; |
|
653 | 645 | } else { |
|
654 | 646 | self->flags &= ~dirstate_flag_fallback_symlink; |
|
655 | 647 | } |
|
656 | 648 | } |
|
657 | 649 | return 0; |
|
658 | 650 | }; |
|
659 | 651 | |
|
660 | 652 | static PyObject *dirstate_item_get_tracked(dirstateItemObject *self) |
|
661 | 653 | { |
|
662 | 654 | if (dirstate_item_c_tracked(self)) { |
|
663 | 655 | Py_RETURN_TRUE; |
|
664 | 656 | } else { |
|
665 | 657 | Py_RETURN_FALSE; |
|
666 | 658 | } |
|
667 | 659 | }; |
|
668 | 660 | static PyObject *dirstate_item_get_p1_tracked(dirstateItemObject *self) |
|
669 | 661 | { |
|
670 | 662 | if (self->flags & dirstate_flag_p1_tracked) { |
|
671 | 663 | Py_RETURN_TRUE; |
|
672 | 664 | } else { |
|
673 | 665 | Py_RETURN_FALSE; |
|
674 | 666 | } |
|
675 | 667 | }; |
|
676 | 668 | |
|
677 | 669 | static PyObject *dirstate_item_get_added(dirstateItemObject *self) |
|
678 | 670 | { |
|
679 | 671 | if (dirstate_item_c_added(self)) { |
|
680 | 672 | Py_RETURN_TRUE; |
|
681 | 673 | } else { |
|
682 | 674 | Py_RETURN_FALSE; |
|
683 | 675 | } |
|
684 | 676 | }; |
|
685 | 677 | |
|
686 | 678 | static PyObject *dirstate_item_get_p2_info(dirstateItemObject *self) |
|
687 | 679 | { |
|
688 | 680 | if (self->flags & dirstate_flag_wc_tracked && |
|
689 | 681 | self->flags & dirstate_flag_p2_info) { |
|
690 | 682 | Py_RETURN_TRUE; |
|
691 | 683 | } else { |
|
692 | 684 | Py_RETURN_FALSE; |
|
693 | 685 | } |
|
694 | 686 | }; |
|
695 | 687 | |
|
696 | 688 | static PyObject *dirstate_item_get_merged(dirstateItemObject *self) |
|
697 | 689 | { |
|
698 | 690 | if (dirstate_item_c_merged(self)) { |
|
699 | 691 | Py_RETURN_TRUE; |
|
700 | 692 | } else { |
|
701 | 693 | Py_RETURN_FALSE; |
|
702 | 694 | } |
|
703 | 695 | }; |
|
704 | 696 | |
|
705 | 697 | static PyObject *dirstate_item_get_from_p2(dirstateItemObject *self) |
|
706 | 698 | { |
|
707 | 699 | if (dirstate_item_c_from_p2(self)) { |
|
708 | 700 | Py_RETURN_TRUE; |
|
709 | 701 | } else { |
|
710 | 702 | Py_RETURN_FALSE; |
|
711 | 703 | } |
|
712 | 704 | }; |
|
713 | 705 | |
|
714 | 706 | static PyObject *dirstate_item_get_maybe_clean(dirstateItemObject *self) |
|
715 | 707 | { |
|
716 | 708 | if (!(self->flags & dirstate_flag_wc_tracked)) { |
|
717 | 709 | Py_RETURN_FALSE; |
|
718 | 710 | } else if (!(self->flags & dirstate_flag_p1_tracked)) { |
|
719 | 711 | Py_RETURN_FALSE; |
|
720 | 712 | } else if (self->flags & dirstate_flag_p2_info) { |
|
721 | 713 | Py_RETURN_FALSE; |
|
722 | 714 | } else { |
|
723 | 715 | Py_RETURN_TRUE; |
|
724 | 716 | } |
|
725 | 717 | }; |
|
726 | 718 | |
|
727 | 719 | static PyObject *dirstate_item_get_any_tracked(dirstateItemObject *self) |
|
728 | 720 | { |
|
729 | 721 | if (dirstate_item_c_any_tracked(self)) { |
|
730 | 722 | Py_RETURN_TRUE; |
|
731 | 723 | } else { |
|
732 | 724 | Py_RETURN_FALSE; |
|
733 | 725 | } |
|
734 | 726 | }; |
|
735 | 727 | |
|
736 | 728 | static PyObject *dirstate_item_get_removed(dirstateItemObject *self) |
|
737 | 729 | { |
|
738 | 730 | if (dirstate_item_c_removed(self)) { |
|
739 | 731 | Py_RETURN_TRUE; |
|
740 | 732 | } else { |
|
741 | 733 | Py_RETURN_FALSE; |
|
742 | 734 | } |
|
743 | 735 | }; |
|
744 | 736 | |
|
745 | 737 | static PyGetSetDef dirstate_item_getset[] = { |
|
746 | 738 | {"mode", (getter)dirstate_item_get_mode, NULL, "mode", NULL}, |
|
747 | 739 | {"size", (getter)dirstate_item_get_size, NULL, "size", NULL}, |
|
748 | 740 | {"mtime", (getter)dirstate_item_get_mtime, NULL, "mtime", NULL}, |
|
749 | 741 | {"state", (getter)dirstate_item_get_state, NULL, "state", NULL}, |
|
750 | 742 | {"has_fallback_exec", (getter)dirstate_item_get_has_fallback_exec, NULL, |
|
751 | 743 | "has_fallback_exec", NULL}, |
|
752 | 744 | {"fallback_exec", (getter)dirstate_item_get_fallback_exec, |
|
753 | 745 | (setter)dirstate_item_set_fallback_exec, "fallback_exec", NULL}, |
|
754 | 746 | {"has_fallback_symlink", (getter)dirstate_item_get_has_fallback_symlink, |
|
755 | 747 | NULL, "has_fallback_symlink", NULL}, |
|
756 | 748 | {"fallback_symlink", (getter)dirstate_item_get_fallback_symlink, |
|
757 | 749 | (setter)dirstate_item_set_fallback_symlink, "fallback_symlink", NULL}, |
|
758 | 750 | {"tracked", (getter)dirstate_item_get_tracked, NULL, "tracked", NULL}, |
|
759 | 751 | {"p1_tracked", (getter)dirstate_item_get_p1_tracked, NULL, "p1_tracked", |
|
760 | 752 | NULL}, |
|
761 | 753 | {"added", (getter)dirstate_item_get_added, NULL, "added", NULL}, |
|
762 | 754 | {"p2_info", (getter)dirstate_item_get_p2_info, NULL, "p2_info", NULL}, |
|
763 | 755 | {"merged", (getter)dirstate_item_get_merged, NULL, "merged", NULL}, |
|
764 | 756 | {"from_p2", (getter)dirstate_item_get_from_p2, NULL, "from_p2", NULL}, |
|
765 | 757 | {"maybe_clean", (getter)dirstate_item_get_maybe_clean, NULL, "maybe_clean", |
|
766 | 758 | NULL}, |
|
767 | 759 | {"any_tracked", (getter)dirstate_item_get_any_tracked, NULL, "any_tracked", |
|
768 | 760 | NULL}, |
|
769 | 761 | {"removed", (getter)dirstate_item_get_removed, NULL, "removed", NULL}, |
|
770 | 762 | {NULL} /* Sentinel */ |
|
771 | 763 | }; |
|
772 | 764 | |
|
773 | 765 | PyTypeObject dirstateItemType = { |
|
774 | 766 | PyVarObject_HEAD_INIT(NULL, 0) /* header */ |
|
775 | 767 | "dirstate_tuple", /* tp_name */ |
|
776 | 768 | sizeof(dirstateItemObject), /* tp_basicsize */ |
|
777 | 769 | 0, /* tp_itemsize */ |
|
778 | 770 | (destructor)dirstate_item_dealloc, /* tp_dealloc */ |
|
779 | 771 | 0, /* tp_print */ |
|
780 | 772 | 0, /* tp_getattr */ |
|
781 | 773 | 0, /* tp_setattr */ |
|
782 | 774 | 0, /* tp_compare */ |
|
783 | 775 | 0, /* tp_repr */ |
|
784 | 776 | 0, /* tp_as_number */ |
|
785 | 777 | 0, /* tp_as_sequence */ |
|
786 | 778 | 0, /* tp_as_mapping */ |
|
787 | 779 | 0, /* tp_hash */ |
|
788 | 780 | 0, /* tp_call */ |
|
789 | 781 | 0, /* tp_str */ |
|
790 | 782 | 0, /* tp_getattro */ |
|
791 | 783 | 0, /* tp_setattro */ |
|
792 | 784 | 0, /* tp_as_buffer */ |
|
793 | 785 | Py_TPFLAGS_DEFAULT, /* tp_flags */ |
|
794 | 786 | "dirstate tuple", /* tp_doc */ |
|
795 | 787 | 0, /* tp_traverse */ |
|
796 | 788 | 0, /* tp_clear */ |
|
797 | 789 | 0, /* tp_richcompare */ |
|
798 | 790 | 0, /* tp_weaklistoffset */ |
|
799 | 791 | 0, /* tp_iter */ |
|
800 | 792 | 0, /* tp_iternext */ |
|
801 | 793 | dirstate_item_methods, /* tp_methods */ |
|
802 | 794 | 0, /* tp_members */ |
|
803 | 795 | dirstate_item_getset, /* tp_getset */ |
|
804 | 796 | 0, /* tp_base */ |
|
805 | 797 | 0, /* tp_dict */ |
|
806 | 798 | 0, /* tp_descr_get */ |
|
807 | 799 | 0, /* tp_descr_set */ |
|
808 | 800 | 0, /* tp_dictoffset */ |
|
809 | 801 | 0, /* tp_init */ |
|
810 | 802 | 0, /* tp_alloc */ |
|
811 | 803 | dirstate_item_new, /* tp_new */ |
|
812 | 804 | }; |
|
813 | 805 | |
|
814 | 806 | static PyObject *parse_dirstate(PyObject *self, PyObject *args) |
|
815 | 807 | { |
|
816 | 808 | PyObject *dmap, *cmap, *parents = NULL, *ret = NULL; |
|
817 | 809 | PyObject *fname = NULL, *cname = NULL, *entry = NULL; |
|
818 | 810 | char state, *cur, *str, *cpos; |
|
819 | 811 | int mode, size, mtime; |
|
820 | 812 | unsigned int flen, pos = 40; |
|
821 | 813 | Py_ssize_t len = 40; |
|
822 | 814 | Py_ssize_t readlen; |
|
823 | 815 | |
|
824 | 816 | if (!PyArg_ParseTuple( |
|
825 | 817 | args, PY23("O!O!s#:parse_dirstate", "O!O!y#:parse_dirstate"), |
|
826 | 818 | &PyDict_Type, &dmap, &PyDict_Type, &cmap, &str, &readlen)) { |
|
827 | 819 | goto quit; |
|
828 | 820 | } |
|
829 | 821 | |
|
830 | 822 | len = readlen; |
|
831 | 823 | |
|
832 | 824 | /* read parents */ |
|
833 | 825 | if (len < 40) { |
|
834 | 826 | PyErr_SetString(PyExc_ValueError, |
|
835 | 827 | "too little data for parents"); |
|
836 | 828 | goto quit; |
|
837 | 829 | } |
|
838 | 830 | |
|
839 | 831 | parents = Py_BuildValue(PY23("s#s#", "y#y#"), str, (Py_ssize_t)20, |
|
840 | 832 | str + 20, (Py_ssize_t)20); |
|
841 | 833 | if (!parents) { |
|
842 | 834 | goto quit; |
|
843 | 835 | } |
|
844 | 836 | |
|
845 | 837 | /* read filenames */ |
|
846 | 838 | while (pos >= 40 && pos < len) { |
|
847 | 839 | if (pos + 17 > len) { |
|
848 | 840 | PyErr_SetString(PyExc_ValueError, |
|
849 | 841 | "overflow in dirstate"); |
|
850 | 842 | goto quit; |
|
851 | 843 | } |
|
852 | 844 | cur = str + pos; |
|
853 | 845 | /* unpack header */ |
|
854 | 846 | state = *cur; |
|
855 | 847 | mode = getbe32(cur + 1); |
|
856 | 848 | size = getbe32(cur + 5); |
|
857 | 849 | mtime = getbe32(cur + 9); |
|
858 | 850 | flen = getbe32(cur + 13); |
|
859 | 851 | pos += 17; |
|
860 | 852 | cur += 17; |
|
861 | 853 | if (flen > len - pos) { |
|
862 | 854 | PyErr_SetString(PyExc_ValueError, |
|
863 | 855 | "overflow in dirstate"); |
|
864 | 856 | goto quit; |
|
865 | 857 | } |
|
866 | 858 | |
|
867 | 859 | entry = (PyObject *)dirstate_item_from_v1_data(state, mode, |
|
868 | 860 | size, mtime); |
|
869 | 861 | if (!entry) |
|
870 | 862 | goto quit; |
|
871 | 863 | cpos = memchr(cur, 0, flen); |
|
872 | 864 | if (cpos) { |
|
873 | 865 | fname = PyBytes_FromStringAndSize(cur, cpos - cur); |
|
874 | 866 | cname = PyBytes_FromStringAndSize( |
|
875 | 867 | cpos + 1, flen - (cpos - cur) - 1); |
|
876 | 868 | if (!fname || !cname || |
|
877 | 869 | PyDict_SetItem(cmap, fname, cname) == -1 || |
|
878 | 870 | PyDict_SetItem(dmap, fname, entry) == -1) { |
|
879 | 871 | goto quit; |
|
880 | 872 | } |
|
881 | 873 | Py_DECREF(cname); |
|
882 | 874 | } else { |
|
883 | 875 | fname = PyBytes_FromStringAndSize(cur, flen); |
|
884 | 876 | if (!fname || |
|
885 | 877 | PyDict_SetItem(dmap, fname, entry) == -1) { |
|
886 | 878 | goto quit; |
|
887 | 879 | } |
|
888 | 880 | } |
|
889 | 881 | Py_DECREF(fname); |
|
890 | 882 | Py_DECREF(entry); |
|
891 | 883 | fname = cname = entry = NULL; |
|
892 | 884 | pos += flen; |
|
893 | 885 | } |
|
894 | 886 | |
|
895 | 887 | ret = parents; |
|
896 | 888 | Py_INCREF(ret); |
|
897 | 889 | quit: |
|
898 | 890 | Py_XDECREF(fname); |
|
899 | 891 | Py_XDECREF(cname); |
|
900 | 892 | Py_XDECREF(entry); |
|
901 | 893 | Py_XDECREF(parents); |
|
902 | 894 | return ret; |
|
903 | 895 | } |
|
904 | 896 | |
|
905 | 897 | /* |
|
906 | 898 | * Efficiently pack a dirstate object into its on-disk format. |
|
907 | 899 | */ |
|
908 | 900 | static PyObject *pack_dirstate(PyObject *self, PyObject *args) |
|
909 | 901 | { |
|
910 | 902 | PyObject *packobj = NULL; |
|
911 | 903 | PyObject *map, *copymap, *pl, *mtime_unset = NULL; |
|
912 | 904 | Py_ssize_t nbytes, pos, l; |
|
913 | 905 | PyObject *k, *v = NULL, *pn; |
|
914 | 906 | char *p, *s; |
|
915 | 907 | |
|
916 | 908 | if (!PyArg_ParseTuple(args, "O!O!O!:pack_dirstate", &PyDict_Type, &map, |
|
917 | 909 | &PyDict_Type, ©map, &PyTuple_Type, &pl)) { |
|
918 | 910 | return NULL; |
|
919 | 911 | } |
|
920 | 912 | |
|
921 | 913 | if (PyTuple_Size(pl) != 2) { |
|
922 | 914 | PyErr_SetString(PyExc_TypeError, "expected 2-element tuple"); |
|
923 | 915 | return NULL; |
|
924 | 916 | } |
|
925 | 917 | |
|
926 | 918 | /* Figure out how much we need to allocate. */ |
|
927 | 919 | for (nbytes = 40, pos = 0; PyDict_Next(map, &pos, &k, &v);) { |
|
928 | 920 | PyObject *c; |
|
929 | 921 | if (!PyBytes_Check(k)) { |
|
930 | 922 | PyErr_SetString(PyExc_TypeError, "expected string key"); |
|
931 | 923 | goto bail; |
|
932 | 924 | } |
|
933 | 925 | nbytes += PyBytes_GET_SIZE(k) + 17; |
|
934 | 926 | c = PyDict_GetItem(copymap, k); |
|
935 | 927 | if (c) { |
|
936 | 928 | if (!PyBytes_Check(c)) { |
|
937 | 929 | PyErr_SetString(PyExc_TypeError, |
|
938 | 930 | "expected string key"); |
|
939 | 931 | goto bail; |
|
940 | 932 | } |
|
941 | 933 | nbytes += PyBytes_GET_SIZE(c) + 1; |
|
942 | 934 | } |
|
943 | 935 | } |
|
944 | 936 | |
|
945 | 937 | packobj = PyBytes_FromStringAndSize(NULL, nbytes); |
|
946 | 938 | if (packobj == NULL) { |
|
947 | 939 | goto bail; |
|
948 | 940 | } |
|
949 | 941 | |
|
950 | 942 | p = PyBytes_AS_STRING(packobj); |
|
951 | 943 | |
|
952 | 944 | pn = PyTuple_GET_ITEM(pl, 0); |
|
953 | 945 | if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
|
954 | 946 | PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
|
955 | 947 | goto bail; |
|
956 | 948 | } |
|
957 | 949 | memcpy(p, s, l); |
|
958 | 950 | p += 20; |
|
959 | 951 | pn = PyTuple_GET_ITEM(pl, 1); |
|
960 | 952 | if (PyBytes_AsStringAndSize(pn, &s, &l) == -1 || l != 20) { |
|
961 | 953 | PyErr_SetString(PyExc_TypeError, "expected a 20-byte hash"); |
|
962 | 954 | goto bail; |
|
963 | 955 | } |
|
964 | 956 | memcpy(p, s, l); |
|
965 | 957 | p += 20; |
|
966 | 958 | |
|
967 | 959 | for (pos = 0; PyDict_Next(map, &pos, &k, &v);) { |
|
968 | 960 | dirstateItemObject *tuple; |
|
969 | 961 | char state; |
|
970 | 962 | int mode, size, mtime; |
|
971 | 963 | Py_ssize_t len, l; |
|
972 | 964 | PyObject *o; |
|
973 | 965 | char *t; |
|
974 | 966 | |
|
975 | 967 | if (!dirstate_tuple_check(v)) { |
|
976 | 968 | PyErr_SetString(PyExc_TypeError, |
|
977 | 969 | "expected a dirstate tuple"); |
|
978 | 970 | goto bail; |
|
979 | 971 | } |
|
980 | 972 | tuple = (dirstateItemObject *)v; |
|
981 | 973 | |
|
982 | 974 | state = dirstate_item_c_v1_state(tuple); |
|
983 | 975 | mode = dirstate_item_c_v1_mode(tuple); |
|
984 | 976 | size = dirstate_item_c_v1_size(tuple); |
|
985 | 977 | mtime = dirstate_item_c_v1_mtime(tuple); |
|
986 | 978 | *p++ = state; |
|
987 | 979 | putbe32((uint32_t)mode, p); |
|
988 | 980 | putbe32((uint32_t)size, p + 4); |
|
989 | 981 | putbe32((uint32_t)mtime, p + 8); |
|
990 | 982 | t = p + 12; |
|
991 | 983 | p += 16; |
|
992 | 984 | len = PyBytes_GET_SIZE(k); |
|
993 | 985 | memcpy(p, PyBytes_AS_STRING(k), len); |
|
994 | 986 | p += len; |
|
995 | 987 | o = PyDict_GetItem(copymap, k); |
|
996 | 988 | if (o) { |
|
997 | 989 | *p++ = '\0'; |
|
998 | 990 | l = PyBytes_GET_SIZE(o); |
|
999 | 991 | memcpy(p, PyBytes_AS_STRING(o), l); |
|
1000 | 992 | p += l; |
|
1001 | 993 | len += l + 1; |
|
1002 | 994 | } |
|
1003 | 995 | putbe32((uint32_t)len, t); |
|
1004 | 996 | } |
|
1005 | 997 | |
|
1006 | 998 | pos = p - PyBytes_AS_STRING(packobj); |
|
1007 | 999 | if (pos != nbytes) { |
|
1008 | 1000 | PyErr_Format(PyExc_SystemError, "bad dirstate size: %ld != %ld", |
|
1009 | 1001 | (long)pos, (long)nbytes); |
|
1010 | 1002 | goto bail; |
|
1011 | 1003 | } |
|
1012 | 1004 | |
|
1013 | 1005 | return packobj; |
|
1014 | 1006 | bail: |
|
1015 | 1007 | Py_XDECREF(mtime_unset); |
|
1016 | 1008 | Py_XDECREF(packobj); |
|
1017 | 1009 | Py_XDECREF(v); |
|
1018 | 1010 | return NULL; |
|
1019 | 1011 | } |
|
1020 | 1012 | |
|
1021 | 1013 | #define BUMPED_FIX 1 |
|
1022 | 1014 | #define USING_SHA_256 2 |
|
1023 | 1015 | #define FM1_HEADER_SIZE (4 + 8 + 2 + 2 + 1 + 1 + 1) |
|
1024 | 1016 | |
|
1025 | 1017 | static PyObject *readshas(const char *source, unsigned char num, |
|
1026 | 1018 | Py_ssize_t hashwidth) |
|
1027 | 1019 | { |
|
1028 | 1020 | int i; |
|
1029 | 1021 | PyObject *list = PyTuple_New(num); |
|
1030 | 1022 | if (list == NULL) { |
|
1031 | 1023 | return NULL; |
|
1032 | 1024 | } |
|
1033 | 1025 | for (i = 0; i < num; i++) { |
|
1034 | 1026 | PyObject *hash = PyBytes_FromStringAndSize(source, hashwidth); |
|
1035 | 1027 | if (hash == NULL) { |
|
1036 | 1028 | Py_DECREF(list); |
|
1037 | 1029 | return NULL; |
|
1038 | 1030 | } |
|
1039 | 1031 | PyTuple_SET_ITEM(list, i, hash); |
|
1040 | 1032 | source += hashwidth; |
|
1041 | 1033 | } |
|
1042 | 1034 | return list; |
|
1043 | 1035 | } |
|
1044 | 1036 | |
|
1045 | 1037 | static PyObject *fm1readmarker(const char *databegin, const char *dataend, |
|
1046 | 1038 | uint32_t *msize) |
|
1047 | 1039 | { |
|
1048 | 1040 | const char *data = databegin; |
|
1049 | 1041 | const char *meta; |
|
1050 | 1042 | |
|
1051 | 1043 | double mtime; |
|
1052 | 1044 | int16_t tz; |
|
1053 | 1045 | uint16_t flags; |
|
1054 | 1046 | unsigned char nsuccs, nparents, nmetadata; |
|
1055 | 1047 | Py_ssize_t hashwidth = 20; |
|
1056 | 1048 | |
|
1057 | 1049 | PyObject *prec = NULL, *parents = NULL, *succs = NULL; |
|
1058 | 1050 | PyObject *metadata = NULL, *ret = NULL; |
|
1059 | 1051 | int i; |
|
1060 | 1052 | |
|
1061 | 1053 | if (data + FM1_HEADER_SIZE > dataend) { |
|
1062 | 1054 | goto overflow; |
|
1063 | 1055 | } |
|
1064 | 1056 | |
|
1065 | 1057 | *msize = getbe32(data); |
|
1066 | 1058 | data += 4; |
|
1067 | 1059 | mtime = getbefloat64(data); |
|
1068 | 1060 | data += 8; |
|
1069 | 1061 | tz = getbeint16(data); |
|
1070 | 1062 | data += 2; |
|
1071 | 1063 | flags = getbeuint16(data); |
|
1072 | 1064 | data += 2; |
|
1073 | 1065 | |
|
1074 | 1066 | if (flags & USING_SHA_256) { |
|
1075 | 1067 | hashwidth = 32; |
|
1076 | 1068 | } |
|
1077 | 1069 | |
|
1078 | 1070 | nsuccs = (unsigned char)(*data++); |
|
1079 | 1071 | nparents = (unsigned char)(*data++); |
|
1080 | 1072 | nmetadata = (unsigned char)(*data++); |
|
1081 | 1073 | |
|
1082 | 1074 | if (databegin + *msize > dataend) { |
|
1083 | 1075 | goto overflow; |
|
1084 | 1076 | } |
|
1085 | 1077 | dataend = databegin + *msize; /* narrow down to marker size */ |
|
1086 | 1078 | |
|
1087 | 1079 | if (data + hashwidth > dataend) { |
|
1088 | 1080 | goto overflow; |
|
1089 | 1081 | } |
|
1090 | 1082 | prec = PyBytes_FromStringAndSize(data, hashwidth); |
|
1091 | 1083 | data += hashwidth; |
|
1092 | 1084 | if (prec == NULL) { |
|
1093 | 1085 | goto bail; |
|
1094 | 1086 | } |
|
1095 | 1087 | |
|
1096 | 1088 | if (data + nsuccs * hashwidth > dataend) { |
|
1097 | 1089 | goto overflow; |
|
1098 | 1090 | } |
|
1099 | 1091 | succs = readshas(data, nsuccs, hashwidth); |
|
1100 | 1092 | if (succs == NULL) { |
|
1101 | 1093 | goto bail; |
|
1102 | 1094 | } |
|
1103 | 1095 | data += nsuccs * hashwidth; |
|
1104 | 1096 | |
|
1105 | 1097 | if (nparents == 1 || nparents == 2) { |
|
1106 | 1098 | if (data + nparents * hashwidth > dataend) { |
|
1107 | 1099 | goto overflow; |
|
1108 | 1100 | } |
|
1109 | 1101 | parents = readshas(data, nparents, hashwidth); |
|
1110 | 1102 | if (parents == NULL) { |
|
1111 | 1103 | goto bail; |
|
1112 | 1104 | } |
|
1113 | 1105 | data += nparents * hashwidth; |
|
1114 | 1106 | } else { |
|
1115 | 1107 | parents = Py_None; |
|
1116 | 1108 | Py_INCREF(parents); |
|
1117 | 1109 | } |
|
1118 | 1110 | |
|
1119 | 1111 | if (data + 2 * nmetadata > dataend) { |
|
1120 | 1112 | goto overflow; |
|
1121 | 1113 | } |
|
1122 | 1114 | meta = data + (2 * nmetadata); |
|
1123 | 1115 | metadata = PyTuple_New(nmetadata); |
|
1124 | 1116 | if (metadata == NULL) { |
|
1125 | 1117 | goto bail; |
|
1126 | 1118 | } |
|
1127 | 1119 | for (i = 0; i < nmetadata; i++) { |
|
1128 | 1120 | PyObject *tmp, *left = NULL, *right = NULL; |
|
1129 | 1121 | Py_ssize_t leftsize = (unsigned char)(*data++); |
|
1130 | 1122 | Py_ssize_t rightsize = (unsigned char)(*data++); |
|
1131 | 1123 | if (meta + leftsize + rightsize > dataend) { |
|
1132 | 1124 | goto overflow; |
|
1133 | 1125 | } |
|
1134 | 1126 | left = PyBytes_FromStringAndSize(meta, leftsize); |
|
1135 | 1127 | meta += leftsize; |
|
1136 | 1128 | right = PyBytes_FromStringAndSize(meta, rightsize); |
|
1137 | 1129 | meta += rightsize; |
|
1138 | 1130 | tmp = PyTuple_New(2); |
|
1139 | 1131 | if (!left || !right || !tmp) { |
|
1140 | 1132 | Py_XDECREF(left); |
|
1141 | 1133 | Py_XDECREF(right); |
|
1142 | 1134 | Py_XDECREF(tmp); |
|
1143 | 1135 | goto bail; |
|
1144 | 1136 | } |
|
1145 | 1137 | PyTuple_SET_ITEM(tmp, 0, left); |
|
1146 | 1138 | PyTuple_SET_ITEM(tmp, 1, right); |
|
1147 | 1139 | PyTuple_SET_ITEM(metadata, i, tmp); |
|
1148 | 1140 | } |
|
1149 | 1141 | ret = Py_BuildValue("(OOHO(di)O)", prec, succs, flags, metadata, mtime, |
|
1150 | 1142 | (int)tz * 60, parents); |
|
1151 | 1143 | goto bail; /* return successfully */ |
|
1152 | 1144 | |
|
1153 | 1145 | overflow: |
|
1154 | 1146 | PyErr_SetString(PyExc_ValueError, "overflow in obsstore"); |
|
1155 | 1147 | bail: |
|
1156 | 1148 | Py_XDECREF(prec); |
|
1157 | 1149 | Py_XDECREF(succs); |
|
1158 | 1150 | Py_XDECREF(metadata); |
|
1159 | 1151 | Py_XDECREF(parents); |
|
1160 | 1152 | return ret; |
|
1161 | 1153 | } |
|
1162 | 1154 | |
|
1163 | 1155 | static PyObject *fm1readmarkers(PyObject *self, PyObject *args) |
|
1164 | 1156 | { |
|
1165 | 1157 | const char *data, *dataend; |
|
1166 | 1158 | Py_ssize_t datalen, offset, stop; |
|
1167 | 1159 | PyObject *markers = NULL; |
|
1168 | 1160 | |
|
1169 | 1161 | if (!PyArg_ParseTuple(args, PY23("s#nn", "y#nn"), &data, &datalen, |
|
1170 | 1162 | &offset, &stop)) { |
|
1171 | 1163 | return NULL; |
|
1172 | 1164 | } |
|
1173 | 1165 | if (offset < 0) { |
|
1174 | 1166 | PyErr_SetString(PyExc_ValueError, |
|
1175 | 1167 | "invalid negative offset in fm1readmarkers"); |
|
1176 | 1168 | return NULL; |
|
1177 | 1169 | } |
|
1178 | 1170 | if (stop > datalen) { |
|
1179 | 1171 | PyErr_SetString( |
|
1180 | 1172 | PyExc_ValueError, |
|
1181 | 1173 | "stop longer than data length in fm1readmarkers"); |
|
1182 | 1174 | return NULL; |
|
1183 | 1175 | } |
|
1184 | 1176 | dataend = data + datalen; |
|
1185 | 1177 | data += offset; |
|
1186 | 1178 | markers = PyList_New(0); |
|
1187 | 1179 | if (!markers) { |
|
1188 | 1180 | return NULL; |
|
1189 | 1181 | } |
|
1190 | 1182 | while (offset < stop) { |
|
1191 | 1183 | uint32_t msize; |
|
1192 | 1184 | int error; |
|
1193 | 1185 | PyObject *record = fm1readmarker(data, dataend, &msize); |
|
1194 | 1186 | if (!record) { |
|
1195 | 1187 | goto bail; |
|
1196 | 1188 | } |
|
1197 | 1189 | error = PyList_Append(markers, record); |
|
1198 | 1190 | Py_DECREF(record); |
|
1199 | 1191 | if (error) { |
|
1200 | 1192 | goto bail; |
|
1201 | 1193 | } |
|
1202 | 1194 | data += msize; |
|
1203 | 1195 | offset += msize; |
|
1204 | 1196 | } |
|
1205 | 1197 | return markers; |
|
1206 | 1198 | bail: |
|
1207 | 1199 | Py_DECREF(markers); |
|
1208 | 1200 | return NULL; |
|
1209 | 1201 | } |
|
1210 | 1202 | |
|
1211 | 1203 | static char parsers_doc[] = "Efficient content parsing."; |
|
1212 | 1204 | |
|
1213 | 1205 | PyObject *encodedir(PyObject *self, PyObject *args); |
|
1214 | 1206 | PyObject *pathencode(PyObject *self, PyObject *args); |
|
1215 | 1207 | PyObject *lowerencode(PyObject *self, PyObject *args); |
|
1216 | 1208 | PyObject *parse_index2(PyObject *self, PyObject *args, PyObject *kwargs); |
|
1217 | 1209 | |
|
1218 | 1210 | static PyMethodDef methods[] = { |
|
1219 | 1211 | {"pack_dirstate", pack_dirstate, METH_VARARGS, "pack a dirstate\n"}, |
|
1220 | 1212 | {"parse_dirstate", parse_dirstate, METH_VARARGS, "parse a dirstate\n"}, |
|
1221 | 1213 | {"parse_index2", (PyCFunction)parse_index2, METH_VARARGS | METH_KEYWORDS, |
|
1222 | 1214 | "parse a revlog index\n"}, |
|
1223 | 1215 | {"isasciistr", isasciistr, METH_VARARGS, "check if an ASCII string\n"}, |
|
1224 | 1216 | {"asciilower", asciilower, METH_VARARGS, "lowercase an ASCII string\n"}, |
|
1225 | 1217 | {"asciiupper", asciiupper, METH_VARARGS, "uppercase an ASCII string\n"}, |
|
1226 | 1218 | {"dict_new_presized", dict_new_presized, METH_VARARGS, |
|
1227 | 1219 | "construct a dict with an expected size\n"}, |
|
1228 | 1220 | {"make_file_foldmap", make_file_foldmap, METH_VARARGS, |
|
1229 | 1221 | "make file foldmap\n"}, |
|
1230 | 1222 | {"jsonescapeu8fast", jsonescapeu8fast, METH_VARARGS, |
|
1231 | 1223 | "escape a UTF-8 byte string to JSON (fast path)\n"}, |
|
1232 | 1224 | {"encodedir", encodedir, METH_VARARGS, "encodedir a path\n"}, |
|
1233 | 1225 | {"pathencode", pathencode, METH_VARARGS, "fncache-encode a path\n"}, |
|
1234 | 1226 | {"lowerencode", lowerencode, METH_VARARGS, "lower-encode a path\n"}, |
|
1235 | 1227 | {"fm1readmarkers", fm1readmarkers, METH_VARARGS, |
|
1236 | 1228 | "parse v1 obsolete markers\n"}, |
|
1237 | 1229 | {NULL, NULL}}; |
|
1238 | 1230 | |
|
1239 | 1231 | void dirs_module_init(PyObject *mod); |
|
1240 | 1232 | void manifest_module_init(PyObject *mod); |
|
1241 | 1233 | void revlog_module_init(PyObject *mod); |
|
1242 | 1234 | |
|
1243 | 1235 | static const int version = 20; |
|
1244 | 1236 | |
|
1245 | 1237 | static void module_init(PyObject *mod) |
|
1246 | 1238 | { |
|
1247 | 1239 | PyModule_AddIntConstant(mod, "version", version); |
|
1248 | 1240 | |
|
1249 | 1241 | /* This module constant has two purposes. First, it lets us unit test |
|
1250 | 1242 | * the ImportError raised without hard-coding any error text. This |
|
1251 | 1243 | * means we can change the text in the future without breaking tests, |
|
1252 | 1244 | * even across changesets without a recompile. Second, its presence |
|
1253 | 1245 | * can be used to determine whether the version-checking logic is |
|
1254 | 1246 | * present, which also helps in testing across changesets without a |
|
1255 | 1247 | * recompile. Note that this means the pure-Python version of parsers |
|
1256 | 1248 | * should not have this module constant. */ |
|
1257 | 1249 | PyModule_AddStringConstant(mod, "versionerrortext", versionerrortext); |
|
1258 | 1250 | |
|
1259 | 1251 | dirs_module_init(mod); |
|
1260 | 1252 | manifest_module_init(mod); |
|
1261 | 1253 | revlog_module_init(mod); |
|
1262 | 1254 | |
|
1263 | 1255 | if (PyType_Ready(&dirstateItemType) < 0) { |
|
1264 | 1256 | return; |
|
1265 | 1257 | } |
|
1266 | 1258 | Py_INCREF(&dirstateItemType); |
|
1267 | 1259 | PyModule_AddObject(mod, "DirstateItem", (PyObject *)&dirstateItemType); |
|
1268 | 1260 | } |
|
1269 | 1261 | |
|
1270 | 1262 | static int check_python_version(void) |
|
1271 | 1263 | { |
|
1272 | 1264 | PyObject *sys = PyImport_ImportModule("sys"), *ver; |
|
1273 | 1265 | long hexversion; |
|
1274 | 1266 | if (!sys) { |
|
1275 | 1267 | return -1; |
|
1276 | 1268 | } |
|
1277 | 1269 | ver = PyObject_GetAttrString(sys, "hexversion"); |
|
1278 | 1270 | Py_DECREF(sys); |
|
1279 | 1271 | if (!ver) { |
|
1280 | 1272 | return -1; |
|
1281 | 1273 | } |
|
1282 |
hexversion = Py |
|
|
1274 | hexversion = PyLong_AsLong(ver); | |
|
1283 | 1275 | Py_DECREF(ver); |
|
1284 | 1276 | /* sys.hexversion is a 32-bit number by default, so the -1 case |
|
1285 | 1277 | * should only occur in unusual circumstances (e.g. if sys.hexversion |
|
1286 | 1278 | * is manually set to an invalid value). */ |
|
1287 | 1279 | if ((hexversion == -1) || (hexversion >> 16 != PY_VERSION_HEX >> 16)) { |
|
1288 | 1280 | PyErr_Format(PyExc_ImportError, |
|
1289 | 1281 | "%s: The Mercurial extension " |
|
1290 | 1282 | "modules were compiled with Python " PY_VERSION |
|
1291 | 1283 | ", but " |
|
1292 | 1284 | "Mercurial is currently using Python with " |
|
1293 | 1285 | "sys.hexversion=%ld: " |
|
1294 | 1286 | "Python %s\n at: %s", |
|
1295 | 1287 | versionerrortext, hexversion, Py_GetVersion(), |
|
1296 | 1288 | Py_GetProgramFullPath()); |
|
1297 | 1289 | return -1; |
|
1298 | 1290 | } |
|
1299 | 1291 | return 0; |
|
1300 | 1292 | } |
|
1301 | 1293 | |
|
1302 | 1294 | static struct PyModuleDef parsers_module = {PyModuleDef_HEAD_INIT, "parsers", |
|
1303 | 1295 | parsers_doc, -1, methods}; |
|
1304 | 1296 | |
|
1305 | 1297 | PyMODINIT_FUNC PyInit_parsers(void) |
|
1306 | 1298 | { |
|
1307 | 1299 | PyObject *mod; |
|
1308 | 1300 | |
|
1309 | 1301 | if (check_python_version() == -1) |
|
1310 | 1302 | return NULL; |
|
1311 | 1303 | mod = PyModule_Create(&parsers_module); |
|
1312 | 1304 | module_init(mod); |
|
1313 | 1305 | return mod; |
|
1314 | 1306 | } |
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