| 257 | const static int UDP_PORT = 2; |
| 258 | |
| 259 | static int getUidByPort(const int type, const int port) { |
| 260 | |
| 261 | char szPort[8]; |
| 262 | snprintf(szPort, sizeof(szPort), "%X", port); |
| 263 | perr("port type:%d port:%x hex:%s", type, port, szPort); |
| 264 | |
| 265 | char const *path = NULL; |
| 266 | if (type == TCP_PORT) path = "/proc/net/tcp"; |
| 267 | else if (type == UDP_PORT) path = "/proc/net/udp"; |
| 268 | else return -2; |
| 269 | |
| 270 | |
| 271 | FILE *fp = fopen(path, "r"); |
| 272 | if (!fp) { |
| 273 | return -3; |
| 274 | } |
| 275 | |
| 276 | char line[4096]; |
| 277 | while (fgets(line, sizeof(line), fp)) { |
| 278 | |
| 279 | char *saveptr = line; |
| 280 | char *token = NULL; |
| 281 | int portHitRow = 0; |
| 282 | int colIndex = 0; |
| 283 | while ((token = strtok_r(saveptr, " ", &saveptr)) != NULL) { |
| 284 | |
| 285 | if (colIndex == 1) { |
| 286 | char *saveptr2 = token; |
| 287 | char *token2 = NULL; |
| 288 | while ((token2 = strtok_r(saveptr2, ":", &saveptr2)) != NULL) { |
| 289 | if (!strcmp(szPort, token2)) portHitRow = 1; |
| 290 | |
| 291 | } |
| 292 | } |
| 293 | if (portHitRow == 1 && colIndex == 7) { |
| 294 | fclose(fp); |
| 295 | return atoi(token); |
| 296 | } |
| 297 | colIndex++; |
| 298 | } |
| 299 | } |
| 300 | fclose(fp); |
| 301 | return -1; |
| 302 | } |
| 303 | }; |
| 304 | |
| 305 | #endif //HARDCODER_UTIL_H_H |
nothing calls this directly
no outgoing calls
no test coverage detected