diff options
Diffstat (limited to 'dom/media/webrtc/transport/third_party/nrappkit/src/util/libekr/r_time.c')
| -rw-r--r-- | dom/media/webrtc/transport/third_party/nrappkit/src/util/libekr/r_time.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/dom/media/webrtc/transport/third_party/nrappkit/src/util/libekr/r_time.c b/dom/media/webrtc/transport/third_party/nrappkit/src/util/libekr/r_time.c new file mode 100644 index 0000000000..f873585c4b --- /dev/null +++ b/dom/media/webrtc/transport/third_party/nrappkit/src/util/libekr/r_time.c @@ -0,0 +1,235 @@ +/** + r_time.c + + + Copyright (C) 2002-2003, Network Resonance, Inc. + Copyright (C) 2006, Network Resonance, Inc. + All Rights Reserved + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + + 1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + 3. Neither the name of Network Resonance, Inc. nor the name of any + contributors to this software may be used to endorse or promote + products derived from this software without specific prior written + permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + + + */ + +/** + r_time.c + + + Copyright (C) 1999-2000 RTFM, Inc. + All Rights Reserved + + This package is a SSLv3/TLS protocol analyzer written by Eric Rescorla + <ekr@rtfm.com> and licensed by RTFM, Inc. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + 1. Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + 3. All advertising materials mentioning features or use of this software + must display the following acknowledgement: + + This product includes software developed by Eric Rescorla for + RTFM, Inc. + + 4. Neither the name of RTFM, Inc. nor the name of Eric Rescorla may be + used to endorse or promote products derived from this + software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY ERIC RESCORLA AND RTFM, INC. ``AS IS'' AND + ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY SUCH DAMAGE. + + $Id: r_time.c,v 1.5 2008/11/26 03:22:02 adamcain Exp $ + + ekr@rtfm.com Thu Mar 4 08:43:46 1999 + */ + +#include <r_common.h> +#include <r_time.h> + +/*Note that t1 must be > t0 */ +int r_timeval_diff(t1,t0,diff) + struct timeval *t1; + struct timeval *t0; + struct timeval *diff; + { + long d; + + if(t0->tv_sec > t1->tv_sec) + ERETURN(R_BAD_ARGS); + if((t0->tv_sec == t1->tv_sec) && (t0->tv_usec > t1->tv_usec)) + ERETURN(R_BAD_ARGS); + + /*Easy case*/ + if(t0->tv_usec <= t1->tv_usec){ + diff->tv_sec=t1->tv_sec - t0->tv_sec; + diff->tv_usec=t1->tv_usec - t0->tv_usec; + return(0); + } + + /*Hard case*/ + d=t0->tv_usec - t1->tv_usec; + if(t1->tv_sec < (t0->tv_sec + 1)) + ERETURN(R_BAD_ARGS); + diff->tv_sec=t1->tv_sec - (t0->tv_sec + 1); + diff->tv_usec=1000000 - d; + + return(0); + } + +int r_timeval_add(t1,t2,sum) + struct timeval *t1; + struct timeval *t2; + struct timeval *sum; + { + long tv_sec,tv_usec,d; + + tv_sec=t1->tv_sec + t2->tv_sec; + + d=t1->tv_usec + t2->tv_usec; + if(d>1000000){ + tv_sec++; + tv_usec=d-1000000; + } + else{ + tv_usec=d; + } + + sum->tv_sec=tv_sec; + sum->tv_usec=tv_usec; + + return(0); + } + +int r_timeval_cmp(t1,t2) + struct timeval *t1; + struct timeval *t2; + { + if(t1->tv_sec>t2->tv_sec) + return(1); + if(t1->tv_sec<t2->tv_sec) + return(-1); + if(t1->tv_usec>t2->tv_usec) + return(1); + if(t1->tv_usec<t2->tv_usec) + return(-1); + return(0); + } + + +UINT8 r_timeval2int(tv) + struct timeval *tv; + { + UINT8 r=0; + + r=(tv->tv_sec); + r*=1000000; + r+=tv->tv_usec; + + return r; + } + +int r_int2timeval(UINT8 t,struct timeval *tv) + { + tv->tv_sec=t/1000000; + tv->tv_usec=t%1000000; + + return(0); + } + +UINT8 r_gettimeint() + { + struct timeval tv; + + gettimeofday(&tv,0); + + return r_timeval2int(&tv); + } + +/* t1-t0 in microseconds */ +int r_timeval_diff_usec(struct timeval *t1, struct timeval *t0, INT8 *diff) + { + int r,_status; + int sign; + struct timeval tmp; + + sign = 1; + if (r=r_timeval_diff(t1, t0, &tmp)) { + if (r == R_BAD_ARGS) { + sign = -1; + if (r=r_timeval_diff(t0, t1, &tmp)) + ABORT(r); + } + } + + /* 1 second = 1000 milliseconds + * 1 milliseconds = 1000 microseconds */ + + *diff = ((tmp.tv_sec * (1000*1000)) + tmp.tv_usec) * sign; + + _status = 0; + abort: + return(_status); + } + +/* t1-t0 in milliseconds */ +int r_timeval_diff_ms(struct timeval *t1, struct timeval *t0, INT8 *diff) + { + int r,_status; + int sign; + struct timeval tmp; + + sign = 1; + if (r=r_timeval_diff(t1, t0, &tmp)) { + if (r == R_BAD_ARGS) { + sign = -1; + if (r=r_timeval_diff(t0, t1, &tmp)) + ABORT(r); + } + } + + /* 1 second = 1000 milliseconds + * 1 milliseconds = 1000 microseconds */ + + *diff = ((tmp.tv_sec * 1000) + (tmp.tv_usec / 1000)) * sign; + + _status = 0; + abort: + return(_status); + } + |