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adopt struct timespec

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Replace struct timeval with struct timespec as the main data type for
timestamps. This will allow the NTP code to work with timestamps in
nanosecond resolution.
This commit is contained in:
Miroslav Lichvar
2016-08-17 16:05:53 +02:00
parent 0899ab52dd
commit d0dfa1de9e
46 changed files with 685 additions and 654 deletions
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26
manual.c
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@@ -47,7 +47,7 @@ static int enabled = 0;
/* More recent samples at highest indices */
typedef struct {
struct timeval when; /* This is our 'cooked' time */
struct timespec when; /* This is our 'cooked' time */
double orig_offset; /*+ Not modified by slew samples */
double offset; /*+ if we are fast of the supplied reference */
double residual; /*+ regression residual (sign convention given by
@@ -64,8 +64,8 @@ static int n_samples;
/* ================================================== */
static void
slew_samples(struct timeval *raw,
struct timeval *cooked,
slew_samples(struct timespec *raw,
struct timespec *cooked,
double dfreq,
double doffset,
LCL_ChangeType change_type,
@@ -97,7 +97,7 @@ MNL_Finalise(void)
/* ================================================== */
static void
estimate_and_set_system(struct timeval *now, int offset_provided, double offset, long *offset_cs, double *dfreq_ppm, double *new_afreq_ppm)
estimate_and_set_system(struct timespec *now, int offset_provided, double offset, long *offset_cs, double *dfreq_ppm, double *new_afreq_ppm)
{
double agos[MAX_SAMPLES], offsets[MAX_SAMPLES];
double b0, b1;
@@ -110,7 +110,7 @@ estimate_and_set_system(struct timeval *now, int offset_provided, double offset,
if (n_samples > 1) {
for (i=0; i<n_samples; i++) {
UTI_DiffTimevalsToDouble(&agos[i], &samples[n_samples-1].when, &samples[i].when);
UTI_DiffTimespecsToDouble(&agos[i], &samples[n_samples - 1].when, &samples[i].when);
offsets[i] = samples[i].offset;
}
@@ -173,9 +173,9 @@ estimate_and_set_system(struct timeval *now, int offset_provided, double offset,
/* ================================================== */
int
MNL_AcceptTimestamp(struct timeval *ts, long *offset_cs, double *dfreq_ppm, double *new_afreq_ppm)
MNL_AcceptTimestamp(struct timespec *ts, long *offset_cs, double *dfreq_ppm, double *new_afreq_ppm)
{
struct timeval now;
struct timespec now;
double offset, diff;
int i;
@@ -189,12 +189,12 @@ MNL_AcceptTimestamp(struct timeval *ts, long *offset_cs, double *dfreq_ppm, doub
return 0;
if (n_samples) {
UTI_DiffTimevalsToDouble(&diff, &now, &samples[n_samples - 1].when);
UTI_DiffTimespecsToDouble(&diff, &now, &samples[n_samples - 1].when);
if (diff < MIN_SAMPLE_SEPARATION)
return 0;
}
UTI_DiffTimevalsToDouble(&offset, &now, ts);
UTI_DiffTimespecsToDouble(&offset, &now, ts);
/* Check if buffer full up */
if (n_samples == MAX_SAMPLES) {
@@ -224,8 +224,8 @@ MNL_AcceptTimestamp(struct timeval *ts, long *offset_cs, double *dfreq_ppm, doub
/* ================================================== */
static void
slew_samples(struct timeval *raw,
struct timeval *cooked,
slew_samples(struct timespec *raw,
struct timespec *cooked,
double dfreq,
double doffset,
LCL_ChangeType change_type,
@@ -239,7 +239,7 @@ slew_samples(struct timeval *raw,
}
for (i=0; i<n_samples; i++) {
UTI_AdjustTimeval(&samples[i].when, cooked, &samples[i].when, &delta_time,
UTI_AdjustTimespec(&samples[i].when, cooked, &samples[i].when, &delta_time,
dfreq, doffset);
samples[i].offset += delta_time;
}
@@ -309,7 +309,7 @@ int
MNL_DeleteSample(int index)
{
int i;
struct timeval now;
struct timespec now;
if ((index < 0) || (index >= n_samples)) {
return 0;