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Rework the configuration file interface. 

This change will make it easier to extend the configuration file contents
to include arbitrary new data structures.

Signed-off-by: Richard Cochran <richardcochran@gmail.com>
master
Richard Cochran 2012-03-20 20:09:40 +01:00
parent 32d461d4ed
commit da69203517
3 changed files with 17 additions and 5 deletions
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9
config.c
View File

@ -20,13 +20,16 @@
#include <string.h>
#include "config.h"
static void scan_line(char *s, struct defaultDS *dds, struct port_defaults *pod)
static void scan_line(char *s, struct config *cfg)
{
int val;
Integer8 i8;
UInteger16 u16;
UInteger8 u8;
struct defaultDS *dds = cfg->dds;
struct port_defaults *pod = cfg->pod;
if (1 == sscanf(s, " twoStepFlag %d", &val)) {
if (val) /* TODO - implement one step */
@ -79,7 +82,7 @@ static void scan_line(char *s, struct defaultDS *dds, struct port_defaults *pod)
}
}
int config_read(char *name, struct defaultDS *dds, struct port_defaults *pod)
int config_read(char *name, struct config *cfg)
{
FILE *fp;
char line[1024];
@ -92,7 +95,7 @@ int config_read(char *name, struct defaultDS *dds, struct port_defaults *pod)
}
while (fgets(line, sizeof(line), fp)) {
scan_line(line, dds, pod);
scan_line(line, cfg);
}
fclose(fp);

7
config.h
View File

@ -22,6 +22,11 @@
#include "ds.h"
int config_read(char *name, struct defaultDS *dds, struct port_defaults *pod);
struct config {
struct defaultDS *dds;
struct port_defaults *pod;
};
int config_read(char *name, struct config *cfg);
#endif

6
ptp4l.c
View File

@ -32,6 +32,7 @@
static int running = 1;
static struct defaultDS ds;
static struct port_defaults pod;
static struct config cfg_settings;
static int generate_clock_identity(struct ClockIdentity *ci, char *name)
{
@ -175,7 +176,10 @@ int main(int argc, char *argv[])
return -1;
}
if (config && config_read(config, &ds, &pod)) {
cfg_settings.dds = &ds;
cfg_settings.pod = &pod;
if (config && config_read(config, &cfg_settings)) {
fprintf(stderr, "failed to read configuration file\n");
return -1;
}