Last change
on this file since 413 was 398, checked in by coas-nagasima, 5 years ago |
mbedTLS版Azure IoT Hub接続サンプルのソースコードを追加
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File size:
224 bytes
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1 | #include <sys/ipc.h>
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2 | #include <sys/stat.h>
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3 |
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4 | key_t ftok(const char *path, int id)
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5 | {
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6 | struct stat st;
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7 | if (stat(path, &st) < 0) return -1;
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8 |
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9 | return ((st.st_ino & 0xffff) | ((st.st_dev & 0xff) << 16) | ((id & 0xffu) << 24));
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10 | }
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