54 lines
1.1 KiB
C
54 lines
1.1 KiB
C
#include "soc_common.h"
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#include <errno.h>
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#include <sys/socket.h>
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#include <3ds/ipc.h>
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int getsockopt(int sockfd, int level, int optname, void *optval, socklen_t *optlen)
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{
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int ret = 0;
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u32 *cmdbuf = getThreadCommandBuffer();
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u32 saved_threadstorage[2];
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sockfd = soc_get_fd(sockfd);
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if(sockfd < 0) {
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errno = -sockfd;
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return -1;
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}
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cmdbuf[0] = IPC_MakeHeader(0x11,4,2); // 0x110102
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cmdbuf[1] = (u32)sockfd;
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cmdbuf[2] = (u32)level;
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cmdbuf[3] = (u32)optname;
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cmdbuf[4] = (u32)*optlen;
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cmdbuf[5] = IPC_Desc_CurProcessHandle();
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u32 * staticbufs = getThreadStaticBuffers();
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saved_threadstorage[0] = staticbufs[0];
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saved_threadstorage[1] = staticbufs[1];
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staticbufs[0] = IPC_Desc_StaticBuffer(*optlen,0);
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staticbufs[1] = (u32)optval;
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ret = svcSendSyncRequest(SOCU_handle);
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if(ret != 0) {
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errno = SYNC_ERROR;
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return ret;
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}
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staticbufs[0] = saved_threadstorage[0];
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staticbufs[1] = saved_threadstorage[1];
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ret = (int)cmdbuf[1];
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if(ret == 0)
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ret = _net_convert_error(cmdbuf[2]);
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if(ret < 0) {
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errno = -ret;
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return -1;
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}
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*optlen = cmdbuf[3];
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return ret;
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}
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