54 lines
1.4 KiB
C
54 lines
1.4 KiB
C
/*
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* This file is part of the UCB release of Plan 9. It is subject to the license
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* terms in the LICENSE file found in the top-level directory of this
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* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
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* part of the UCB release of Plan 9, including this file, may be copied,
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* modified, propagated, or distributed except according to the terms contained
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* in the LICENSE file.
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*/
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#include <u.h>
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#include <libc.h>
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/*
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* Since the SSL device uses decimal file descriptors to name channels,
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* it is impossible for a user-level file server to stand in for the kernel device.
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* Thus we hard-code #D rather than use /net/ssl.
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*/
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int
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jehanne_pushssl(int fd, const char *alg, const char *secin, const char *secout, int *cfd)
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{
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char buf[8];
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char dname[64];
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int n, data, ctl;
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ctl = sys_open("#D/ssl/clone", ORDWR);
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if(ctl < 0)
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return -1;
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n = jehanne_read(ctl, buf, sizeof(buf)-1);
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if(n < 0)
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goto error;
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buf[n] = 0;
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jehanne_sprint(dname, "#D/ssl/%s/data", buf);
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data = sys_open(dname, ORDWR);
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if(data < 0)
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goto error;
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if(jehanne_fprint(ctl, "fd %d", fd) < 0 ||
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jehanne_fprint(ctl, "secretin %s", secin) < 0 ||
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jehanne_fprint(ctl, "secretout %s", secout) < 0 ||
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jehanne_fprint(ctl, "alg %s", alg) < 0){
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sys_close(data);
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goto error;
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}
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sys_close(fd);
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if(cfd != 0)
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*cfd = ctl;
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else
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sys_close(ctl);
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return data;
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error:
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sys_close(ctl);
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return -1;
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}
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