mirror of
https://github.com/tmate-io/tmate.git
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93 lines
2.2 KiB
C
93 lines
2.2 KiB
C
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/* $OpenBSD$ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <stdlib.h>
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#include <string.h>
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#include "tmux.h"
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void
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client_fill_session(struct msg_command_data *data)
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{
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char *env, *ptr1, *ptr2, buf[256];
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size_t len;
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const char *errstr;
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long long ll;
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data->pid = -1;
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if ((env = getenv("TMUX")) == NULL)
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return;
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if ((ptr2 = strrchr(env, ',')) == NULL || ptr2 == env)
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return;
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for (ptr1 = ptr2 - 1; ptr1 > env && *ptr1 != ','; ptr1--)
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;
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if (*ptr1 != ',')
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return;
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ptr1++;
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ptr2++;
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len = ptr2 - ptr1 - 1;
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if (len > (sizeof buf) - 1)
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return;
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memcpy(buf, ptr1, len);
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buf[len] = '\0';
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ll = strtonum(buf, 0, LONG_MAX, &errstr);
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if (errstr != NULL)
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return;
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data->pid = ll;
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ll = strtonum(ptr2, 0, UINT_MAX, &errstr);
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if (errstr != NULL)
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return;
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data->idx = ll;
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}
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void
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client_write_server(
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struct client_ctx *cctx, enum hdrtype type, void *buf, size_t len)
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{
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struct hdr hdr;
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hdr.type = type;
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hdr.size = len;
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buffer_write(cctx->srv_out, &hdr, sizeof hdr);
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if (buf != NULL && len > 0)
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buffer_write(cctx->srv_out, buf, len);
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}
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void
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client_write_server2(struct client_ctx *cctx,
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enum hdrtype type, void *buf1, size_t len1, void *buf2, size_t len2)
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{
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struct hdr hdr;
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hdr.type = type;
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hdr.size = len1 + len2;
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buffer_write(cctx->srv_out, &hdr, sizeof hdr);
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if (buf1 != NULL && len1 > 0)
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buffer_write(cctx->srv_out, buf1, len1);
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if (buf2 != NULL && len2 > 0)
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buffer_write(cctx->srv_out, buf2, len2);
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}
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