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:
736 bytes
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1 | #include <sys/socket.h>
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2 | #include <fcntl.h>
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3 | #include <errno.h>
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4 | #include "syscall.h"
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5 |
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6 | int socketpair(int domain, int type, int protocol, int fd[2])
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7 | {
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8 | int r = socketcall(socketpair, domain, type, protocol, fd, 0, 0);
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9 | if (r<0 && (errno==EINVAL || errno==EPROTONOSUPPORT)
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10 | && (type&(SOCK_CLOEXEC|SOCK_NONBLOCK))) {
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11 | r = socketcall(socketpair, domain,
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12 | type & ~(SOCK_CLOEXEC|SOCK_NONBLOCK),
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13 | protocol, fd, 0, 0);
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14 | if (r < 0) return r;
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15 | if (type & SOCK_CLOEXEC) {
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16 | __syscall(SYS_fcntl, fd[0], F_SETFD, FD_CLOEXEC);
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17 | __syscall(SYS_fcntl, fd[1], F_SETFD, FD_CLOEXEC);
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18 | }
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19 | if (type & SOCK_NONBLOCK) {
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20 | __syscall(SYS_fcntl, fd[0], F_SETFL, O_NONBLOCK);
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21 | __syscall(SYS_fcntl, fd[1], F_SETFL, O_NONBLOCK);
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22 | }
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23 | }
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24 | return r;
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25 | }
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