| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* GATE PROJECT LICENSE: | ||
| 2 | +----------------------------------------------------------------------------+ | ||
| 3 | | Copyright(c) 2018-2025, Stefan Meislinger <sm@opengate.at> | | ||
| 4 | | All rights reserved. | | ||
| 5 | | | | ||
| 6 | | Redistribution and use in source and binary forms, with or without | | ||
| 7 | | modification, are permitted provided that the following conditions are met:| | ||
| 8 | | | | ||
| 9 | | 1. Redistributions of source code must retain the above copyright notice, | | ||
| 10 | | this list of conditions and the following disclaimer. | | ||
| 11 | | 2. Redistributions in binary form must reproduce the above copyright | | ||
| 12 | | notice, this list of conditions and the following disclaimer in the | | ||
| 13 | | documentation and/or other materials provided with the distribution. | | ||
| 14 | | | | ||
| 15 | | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"| | ||
| 16 | | AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | | ||
| 17 | | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | | ||
| 18 | | ARE DISCLAIMED.IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | | ||
| 19 | | LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | | ||
| 20 | | CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | | ||
| 21 | | SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | | ||
| 22 | | INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | | ||
| 23 | | CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | | ||
| 24 | | ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF | | ||
| 25 | | THE POSSIBILITY OF SUCH DAMAGE. | | ||
| 26 | +----------------------------------------------------------------------------+ | ||
| 27 | */ | ||
| 28 | |||
| 29 | #include "gate/uris.h" | ||
| 30 | #include "gate/results.h" | ||
| 31 | |||
| 32 | static gate_string_t const gate_uri_scheme_separator = GATE_STRING_INIT_STATIC(GATE_URI_SCHEME_SEPARATOR); | ||
| 33 | |||
| 34 | static gate_string_t const gate_uri_userinfo_separator = GATE_STRING_INIT_STATIC("@"); | ||
| 35 | static gate_string_t const gate_uri_path_separator = GATE_STRING_INIT_STATIC("/"); | ||
| 36 | static gate_string_t const gate_uri_query_separator = GATE_STRING_INIT_STATIC("?"); | ||
| 37 | |||
| 38 | |||
| 39 | 12 | gate_result_t gate_uri_init(gate_uri_t* uri) | |
| 40 | { | ||
| 41 |
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12 | if (uri) |
| 42 | { | ||
| 43 | 12 | gate_mem_clear(uri, sizeof(gate_uri_t)); | |
| 44 | 12 | return GATE_RESULT_OK; | |
| 45 | } | ||
| 46 | else | ||
| 47 | { | ||
| 48 | ✗ | return GATE_RESULT_NULLPOINTER; | |
| 49 | } | ||
| 50 | } | ||
| 51 | |||
| 52 | 2 | gate_result_t gate_uri_copy(gate_uri_t* target, gate_uri_t const* src) | |
| 53 | { | ||
| 54 | 2 | gate_result_t result = GATE_RESULT_OUTOFMEMORY; | |
| 55 | |||
| 56 |
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2 | if (!target) |
| 57 | { | ||
| 58 | ✗ | return GATE_RESULT_NULLPOINTER; | |
| 59 | } | ||
| 60 | |||
| 61 | do | ||
| 62 | { | ||
| 63 | 2 | gate_mem_clear(target, sizeof(gate_uri_t)); | |
| 64 |
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2 | if (src) |
| 65 | { | ||
| 66 |
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2 | if (NULL == gate_string_clone(&target->scheme, &src->scheme)) break; |
| 67 |
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2 | if (NULL == gate_string_clone(&target->user_info, &src->user_info)) break; |
| 68 |
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2 | if (NULL == gate_string_clone(&target->host, &src->host)) break; |
| 69 | 2 | target->port = src->port; | |
| 70 |
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2 | if (NULL == gate_string_clone(&target->absolute_path, &src->absolute_path)) break; |
| 71 |
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2 | if (NULL == gate_string_clone(&target->query, &src->query)) break; |
| 72 | } | ||
| 73 | |||
| 74 | 2 | result = GATE_RESULT_OK; | |
| 75 | } while (0); | ||
| 76 | |||
| 77 |
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2 | if (GATE_FAILED(result)) |
| 78 | { | ||
| 79 | ✗ | gate_uri_destroy(target); | |
| 80 | } | ||
| 81 | |||
| 82 | 2 | return result; | |
| 83 | } | ||
| 84 | |||
| 85 | |||
| 86 | 13 | gate_result_t gate_uri_destroy(gate_uri_t* uri) | |
| 87 | { | ||
| 88 |
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13 | if (uri) |
| 89 | { | ||
| 90 | 13 | gate_string_release(&uri->scheme); | |
| 91 | 13 | gate_string_release(&uri->user_info); | |
| 92 | 13 | gate_string_release(&uri->host); | |
| 93 | 13 | uri->port = 0; | |
| 94 | 13 | gate_string_release(&uri->absolute_path); | |
| 95 | 13 | gate_string_release(&uri->query); | |
| 96 | 13 | gate_mem_clear(uri, sizeof(gate_uri_t)); | |
| 97 | 13 | return GATE_RESULT_OK; | |
| 98 | } | ||
| 99 | else | ||
| 100 | { | ||
| 101 | ✗ | return GATE_RESULT_NULLPOINTER; | |
| 102 | } | ||
| 103 | } | ||
| 104 | |||
| 105 | 6 | gate_result_t gate_uri_parse_path(gate_string_t const* path, gate_string_t* abs_path, gate_string_t* query_part) | |
| 106 | { | ||
| 107 |
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6 | if (gate_string_is_empty(path)) |
| 108 | { | ||
| 109 |
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1 | if (abs_path) |
| 110 | { | ||
| 111 | 1 | gate_string_create_static_len(abs_path, gate_uri_path_separator.str, gate_uri_path_separator.length); | |
| 112 | } | ||
| 113 |
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1 | if (query_part) |
| 114 | { | ||
| 115 | 1 | gate_string_create_empty(query_part); | |
| 116 | } | ||
| 117 | } | ||
| 118 | else | ||
| 119 | { | ||
| 120 |
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5 | if (0 == gate_string_parse(path, &gate_uri_query_separator, 0, abs_path, query_part, true)) |
| 121 | { | ||
| 122 |
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3 | if (abs_path) |
| 123 | { | ||
| 124 | 3 | gate_string_duplicate(abs_path, path); | |
| 125 | } | ||
| 126 |
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3 | if (query_part) |
| 127 | { | ||
| 128 | 3 | gate_string_create_empty(query_part); | |
| 129 | } | ||
| 130 | } | ||
| 131 | } | ||
| 132 | 6 | return GATE_RESULT_OK; | |
| 133 | } | ||
| 134 | |||
| 135 | |||
| 136 | 4 | gate_result_t gate_uri_parse(gate_uri_t* uri, gate_string_t const* text) | |
| 137 | { | ||
| 138 | 4 | gate_result_t ret = GATE_RESULT_FAILED; | |
| 139 | gate_size_t pos; | ||
| 140 | 4 | gate_string_t source = GATE_STRING_INIT_EMPTY; | |
| 141 | 4 | gate_string_t part = GATE_STRING_INIT_EMPTY; | |
| 142 | 4 | gate_string_t address = GATE_STRING_INIT_EMPTY; | |
| 143 | 4 | gate_string_t path = GATE_STRING_INIT_EMPTY; | |
| 144 | 4 | gate_string_t hostport = GATE_STRING_INIT_EMPTY; | |
| 145 | 4 | gate_int64_t num = 0; | |
| 146 | |||
| 147 | do | ||
| 148 | { | ||
| 149 |
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4 | if (NULL == gate_string_clone(&source, text)) |
| 150 | { | ||
| 151 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 152 | ✗ | break; | |
| 153 | } | ||
| 154 | 4 | gate_uri_init(uri); | |
| 155 | |||
| 156 |
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4 | if (!gate_string_parse(&source, &gate_uri_scheme_separator, 0, &uri->scheme, &part, false)) |
| 157 | { | ||
| 158 | ✗ | break; | |
| 159 | } | ||
| 160 |
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4 | if (!gate_string_parse(&part, &gate_uri_path_separator, 0, &address, &path, true)) |
| 161 | { | ||
| 162 | ✗ | gate_string_clone(&address, &part); | |
| 163 | } | ||
| 164 | |||
| 165 | 4 | gate_uri_parse_path(&path, &uri->absolute_path, &uri->query); | |
| 166 | |||
| 167 |
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4 | if (!gate_string_parse(&address, &gate_uri_userinfo_separator, 0, &uri->user_info, &hostport, false)) |
| 168 | { | ||
| 169 | 3 | gate_string_clone(&hostport, &address); | |
| 170 | } | ||
| 171 | 4 | pos = gate_string_char_pos(&hostport, ':', 0); | |
| 172 | 4 | uri->port = 0; | |
| 173 |
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4 | if (pos == GATE_STR_NPOS) |
| 174 | { | ||
| 175 | 3 | gate_string_clone(&uri->host, &hostport); | |
| 176 | } | ||
| 177 | else | ||
| 178 | { | ||
| 179 | 1 | gate_string_substr(&uri->host, &hostport, 0, pos); | |
| 180 | 1 | gate_str_parse_int64(gate_string_ptr(&hostport, pos + 1), | |
| 181 | 1 | gate_string_length(&hostport) - pos - 1, | |
| 182 | &num); | ||
| 183 | 1 | uri->port = (gate_int32_t)num; | |
| 184 | } | ||
| 185 | 4 | ret = GATE_RESULT_OK; | |
| 186 | |||
| 187 | } while (0); | ||
| 188 | |||
| 189 | 4 | gate_string_release(&hostport); | |
| 190 | 4 | gate_string_release(&path); | |
| 191 | 4 | gate_string_release(&address); | |
| 192 | 4 | gate_string_release(&part); | |
| 193 | 4 | gate_string_release(&source); | |
| 194 |
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4 | if (GATE_FAILED(ret)) |
| 195 | { | ||
| 196 | ✗ | gate_uri_destroy(uri); | |
| 197 | } | ||
| 198 | 4 | pos = gate_string_pos(text, &gate_uri_scheme_separator, 0); | |
| 199 | 4 | return ret; | |
| 200 | } | ||
| 201 | 9 | gate_result_t gate_uri_to_string(gate_uri_t const* uri, gate_string_t* text, gate_bool_t absolute_path_only) | |
| 202 | { | ||
| 203 | 9 | gate_result_t ret = GATE_RESULT_OUTOFMEMORY; | |
| 204 | gate_strbuilder_t builder; | ||
| 205 | do | ||
| 206 | { | ||
| 207 | 9 | gate_strbuilder_create(&builder, 128); | |
| 208 | |||
| 209 |
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9 | if (!absolute_path_only) |
| 210 | { | ||
| 211 |
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6 | if (0 == gate_strbuilder_append_string(&builder, &uri->scheme)) break; |
| 212 | |||
| 213 |
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6 | if (0 == gate_strbuilder_append_string(&builder, &gate_uri_scheme_separator)) break; |
| 214 |
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6 | if (!gate_string_is_empty(&uri->user_info)) |
| 215 | { | ||
| 216 |
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2 | if (0 == gate_strbuilder_append_string(&builder, &uri->user_info)) break; |
| 217 |
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2 | if (0 == gate_strbuilder_append_text(&builder, "@", 1)) break; |
| 218 | } | ||
| 219 |
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6 | if (0 == gate_strbuilder_append_string(&builder, &uri->host)) break; |
| 220 |
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6 | if (uri->port != 0) |
| 221 | { | ||
| 222 |
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6 | if (0 == gate_strbuilder_append_text(&builder, ":", 1)) break; |
| 223 |
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6 | if (0 == gate_strbuilder_append_int32(&builder, uri->port)) break; |
| 224 | } | ||
| 225 | } | ||
| 226 | |||
| 227 |
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9 | if (gate_string_is_empty(&uri->absolute_path) || uri->absolute_path.str[0] != '/') |
| 228 | { | ||
| 229 | ✗ | if (0 == gate_strbuilder_append_text(&builder, "/", 1)) break; | |
| 230 | } | ||
| 231 |
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9 | if (!gate_string_is_empty(&uri->absolute_path)) |
| 232 | { | ||
| 233 |
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9 | if (0 == gate_strbuilder_append_string(&builder, &uri->absolute_path)) break; |
| 234 | } | ||
| 235 | |||
| 236 |
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9 | if (!gate_string_is_empty(&uri->query)) |
| 237 | { | ||
| 238 |
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4 | if ((uri->query.str[0] != '?') && (uri->query.str[0] != '#')) |
| 239 | { | ||
| 240 | ✗ | if (0 == gate_strbuilder_append_text(&builder, "?", 1)) break; | |
| 241 | } | ||
| 242 |
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4 | if (0 == gate_strbuilder_append_string(&builder, &uri->query)) break; |
| 243 | } | ||
| 244 | |||
| 245 |
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9 | if (gate_strbuilder_to_string(&builder, text)) |
| 246 | { | ||
| 247 | 9 | ret = GATE_RESULT_OK; | |
| 248 | } | ||
| 249 | } while (0); | ||
| 250 | |||
| 251 | 9 | gate_strbuilder_release(&builder); | |
| 252 | 9 | return ret; | |
| 253 | } | ||
| 254 | |||
| 255 | 54 | static gate_bool_t gate_uri_is_allowed_char(char c) | |
| 256 | { | ||
| 257 | return ( | ||
| 258 |
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31 | ((c >= 'A') && (c <= 'Z')) |
| 259 |
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54 | || ((c >= 'a') && (c <= 'z')) |
| 260 |
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30 | || ((c >= '0') && (c <= '9')) |
| 261 |
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30 | || (c == '_') |
| 262 |
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29 | || (c == '-') |
| 263 |
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28 | || (c == '.') |
| 264 |
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27 | || (c == '*') |
| 265 |
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26 | || (c == '!') |
| 266 |
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25 | || (c == '~') |
| 267 |
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25 | || (c == '\'') |
| 268 |
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24 | || (c == '(') |
| 269 |
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108 | || (c == ')') |
| 270 | ); | ||
| 271 | } | ||
| 272 | |||
| 273 | 6 | gate_result_t gate_uri_escape(gate_string_t const* src, gate_string_t* dest) | |
| 274 | { | ||
| 275 | 6 | gate_result_t ret = GATE_RESULT_OUTOFMEMORY; | |
| 276 | 6 | gate_strbuilder_t builder = GATE_INIT_EMPTY; | |
| 277 | gate_size_t len; | ||
| 278 | char const* ptr; | ||
| 279 | 6 | char hexbuf[4] = "%__"; | |
| 280 | do | ||
| 281 | { | ||
| 282 | 6 | len = gate_string_length(src); | |
| 283 |
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6 | if (len == 0) |
| 284 | { | ||
| 285 | 1 | gate_string_create_empty(dest); | |
| 286 | 1 | ret = GATE_RESULT_OK; | |
| 287 | 1 | break; | |
| 288 | } | ||
| 289 | 5 | gate_strbuilder_create(&builder, len + len / 2 + 2); | |
| 290 | |||
| 291 | 5 | ret = GATE_RESULT_OK; | |
| 292 |
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59 | for (ptr = src->str; len != 0; ++ptr, --len) |
| 293 | { | ||
| 294 |
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54 | if (gate_uri_is_allowed_char(*ptr)) |
| 295 | { | ||
| 296 |
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32 | if (0 == gate_strbuilder_append_text(&builder, ptr, 1)) |
| 297 | { | ||
| 298 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 299 | ✗ | break; | |
| 300 | } | ||
| 301 | } | ||
| 302 | else | ||
| 303 | { | ||
| 304 | 22 | gate_str_print_hex_byte(&hexbuf[1], 2, (gate_uint8_t)*ptr, true); | |
| 305 |
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22 | if (3 != gate_strbuilder_append_text(&builder, hexbuf, 3)) |
| 306 | { | ||
| 307 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 308 | ✗ | break; | |
| 309 | } | ||
| 310 | } | ||
| 311 | } | ||
| 312 |
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5 | if (GATE_SUCCEEDED(ret)) |
| 313 | { | ||
| 314 |
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5 | if (!gate_strbuilder_to_string(&builder, dest)) |
| 315 | { | ||
| 316 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 317 | } | ||
| 318 | } | ||
| 319 | |||
| 320 | } while (0); | ||
| 321 | 6 | gate_strbuilder_release(&builder); | |
| 322 | 6 | return ret; | |
| 323 | } | ||
| 324 | 4 | gate_result_t gate_uri_unescape(gate_string_t const* src, gate_string_t* dest) | |
| 325 | { | ||
| 326 | 4 | gate_result_t ret = GATE_RESULT_OUTOFMEMORY; | |
| 327 | 4 | gate_strbuilder_t builder = GATE_INIT_EMPTY; | |
| 328 | gate_size_t len; | ||
| 329 | char const* ptr; | ||
| 330 | gate_uint8_t u8; | ||
| 331 | do | ||
| 332 | { | ||
| 333 | 4 | len = gate_string_length(src); | |
| 334 |
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4 | if (len == 0) |
| 335 | { | ||
| 336 | 1 | gate_string_create_empty(dest); | |
| 337 | 1 | ret = GATE_RESULT_OK; | |
| 338 | 1 | break; | |
| 339 | } | ||
| 340 | 3 | gate_strbuilder_create(&builder, len); | |
| 341 | |||
| 342 | 3 | ret = GATE_RESULT_OK; | |
| 343 |
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45 | for (ptr = src->str; len != 0; ++ptr, --len) |
| 344 | { | ||
| 345 |
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42 | if (*ptr == '%') |
| 346 | { | ||
| 347 |
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22 | if (len < 3) |
| 348 | { | ||
| 349 | ✗ | ret = GATE_RESULT_INVALIDDATA; | |
| 350 | ✗ | break; | |
| 351 | } | ||
| 352 |
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22 | if (!gate_str_parse_hex_byte(&ptr[1], &u8)) |
| 353 | { | ||
| 354 | ✗ | ret = GATE_RESULT_INVALIDDATA; | |
| 355 | ✗ | break; | |
| 356 | } | ||
| 357 |
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22 | if (0 == gate_strbuilder_append_text(&builder, (char const*)&u8, 1)) |
| 358 | { | ||
| 359 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 360 | ✗ | break; | |
| 361 | } | ||
| 362 | 22 | ptr += 2; | |
| 363 | 22 | len -= 2; | |
| 364 | } | ||
| 365 | else | ||
| 366 | { | ||
| 367 |
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20 | if (0 == gate_strbuilder_append_text(&builder, ptr, 1)) |
| 368 | { | ||
| 369 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 370 | ✗ | break; | |
| 371 | } | ||
| 372 | } | ||
| 373 | } | ||
| 374 |
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3 | if (GATE_SUCCEEDED(ret)) |
| 375 | { | ||
| 376 |
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3 | if (!gate_strbuilder_to_string(&builder, dest)) |
| 377 | { | ||
| 378 | ✗ | ret = GATE_RESULT_OUTOFMEMORY; | |
| 379 | } | ||
| 380 | } | ||
| 381 | } while (0); | ||
| 382 | 4 | gate_strbuilder_release(&builder); | |
| 383 | 4 | return ret; | |
| 384 | } | ||
| 385 | |||
| 386 | 4 | gate_result_t gate_uri_parse_user_info(gate_string_t const* src, gate_string_t* username, gate_string_t* password) | |
| 387 | { | ||
| 388 | 4 | gate_result_t ret = GATE_RESULT_OUTOFMEMORY; | |
| 389 | gate_size_t pos; | ||
| 390 | gate_string_t str_user, str_pass; | ||
| 391 | do | ||
| 392 | { | ||
| 393 |
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4 | if (gate_string_is_empty(src)) |
| 394 | { | ||
| 395 | 3 | gate_string_create_empty(username); | |
| 396 | 3 | gate_string_create_empty(password); | |
| 397 | 3 | ret = GATE_RESULT_OK; | |
| 398 | } | ||
| 399 | else | ||
| 400 | { | ||
| 401 | 1 | pos = gate_string_char_pos(src, ':', 0); | |
| 402 |
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1 | if (pos == GATE_STR_NPOS) |
| 403 | { | ||
| 404 | ✗ | if (gate_string_create(username, src->str, src->length)) | |
| 405 | { | ||
| 406 | ✗ | ret = GATE_RESULT_OK; | |
| 407 | } | ||
| 408 | } | ||
| 409 | else | ||
| 410 | { | ||
| 411 | 1 | gate_string_create_static_len(&str_user, src->str, pos); | |
| 412 | 1 | gate_string_create_static_len(&str_pass, src->str + pos + 1, src->length - pos - 1); | |
| 413 | 1 | ret = gate_uri_unescape(&str_user, username); | |
| 414 |
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1 | GATE_BREAK_IF_FAILED(ret); |
| 415 | 1 | ret = gate_uri_unescape(&str_pass, password); | |
| 416 |
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1 | if (GATE_FAILED(ret)) |
| 417 | { | ||
| 418 | ✗ | gate_string_release(username); | |
| 419 | } | ||
| 420 | } | ||
| 421 | } | ||
| 422 | } while (0); | ||
| 423 | 4 | return ret; | |
| 424 | } | ||
| 425 | 1 | gate_result_t gate_uri_build_user_info(gate_string_t const* username, gate_string_t const* password, gate_string_t* user_info) | |
| 426 | { | ||
| 427 | 1 | gate_result_t ret = GATE_RESULT_OUTOFMEMORY; | |
| 428 | gate_strbuilder_t builder; | ||
| 429 | gate_size_t len; | ||
| 430 | 1 | gate_string_t str_user = GATE_STRING_INIT_EMPTY; | |
| 431 | 1 | gate_string_t str_pass = GATE_STRING_INIT_EMPTY; | |
| 432 | do | ||
| 433 | { | ||
| 434 | 1 | gate_strbuilder_create(&builder, gate_string_length(username) + gate_string_length(password) + 3); | |
| 435 | |||
| 436 | 1 | len = gate_string_length(username); | |
| 437 |
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1 | if (len > 0) |
| 438 | { | ||
| 439 |
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1 | GATE_BREAK_IF_FAILED(gate_uri_escape(username, &str_user)); |
| 440 | |||
| 441 |
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1 | if (0 == gate_strbuilder_append_string(&builder, &str_user)) break; |
| 442 | } | ||
| 443 | 1 | len = gate_string_length(password); | |
| 444 |
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1 | if (len != 0) |
| 445 | { | ||
| 446 |
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1 | if (0 == gate_strbuilder_append_text(&builder, ":", 1)) break; |
| 447 |
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1 | GATE_BREAK_IF_FAILED(gate_uri_escape(password, &str_pass)); |
| 448 |
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1 | if (0 == gate_strbuilder_append_string(&builder, &str_pass)) break; |
| 449 | } | ||
| 450 |
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1 | if (gate_strbuilder_to_string(&builder, user_info)) |
| 451 | { | ||
| 452 | 1 | ret = GATE_RESULT_OK; | |
| 453 | } | ||
| 454 | } while (0); | ||
| 455 | |||
| 456 | 1 | gate_strbuilder_release(&builder); | |
| 457 | 1 | gate_string_release(&str_user); | |
| 458 | 1 | gate_string_release(&str_pass); | |
| 459 | 1 | return ret; | |
| 460 | } | ||
| 461 |