diff options
Diffstat (limited to '')
| -rw-r--r-- | modbuslog.c | 57 |
1 files changed, 39 insertions, 18 deletions
diff --git a/modbuslog.c b/modbuslog.c index db40244..248b8cc 100644 --- a/modbuslog.c +++ b/modbuslog.c @@ -18,6 +18,7 @@ */ // gcc modbuslog.c -o modbuslog `pkg-config --libs --cflags libmodbus libconfig` + #include <stdio.h> #include <unistd.h> #include <stdlib.h> @@ -148,6 +149,10 @@ int main(int argc, char *argv[]) { &intervalvalue); //printf("%d", intervalvalue); + int registertype; + config_setting_lookup_int(register_element, "registertype", + ®istertype); + int startaddress; config_setting_lookup_int(register_element, "startaddress", &startaddress); @@ -191,15 +196,30 @@ int main(int argc, char *argv[]) { //return -1; } - rc = modbus_read_input_registers(ctx, startaddress, - numregisters, tab_reg); - - if (rc == -1) { - fprintf(stderr, "ERROR: %s\n", modbus_strerror(errno)); - //return -1; - rc = modbus_read_input_registers(ctx, startaddress, - numregisters, tab_reg); - } + int retry = 0; + do { + switch (registertype) { + + case 3: + rc = modbus_read_registers(ctx, startaddress, + numregisters, tab_reg); + break; + + case 4: + rc = modbus_read_input_registers(ctx, startaddress, + numregisters, tab_reg); + break; + + default: + rc = modbus_read_registers(ctx, startaddress, + numregisters, tab_reg); + break; + } + if (rc == -1) { + fprintf(stderr, "ERROR: %s\n", modbus_strerror(errno)); + } + retry++; + } while ((rc != -1) && (retry < 2)); //MODBUS_GET_HIGH_BYTE(data); //MODBUS_GET_LOW_BYTE(data); @@ -212,7 +232,8 @@ int main(int argc, char *argv[]) { char filename[50]; - sprintf(filename, "/var/modbuslog/%s_%04i_%02i_%02i_%02i_%02i_%02i.log", + sprintf(filename, + "/var/modbuslog/%s_%04i_%02i_%02i_%02i_%02i_%02i.log", mac_address(), midnight.tm_year + 1900, midnight.tm_mon + 1, midnight.tm_mday, midnight.tm_hour, midnight.tm_min, midnight.tm_sec); @@ -260,22 +281,22 @@ int main(int argc, char *argv[]) { struct tm utc = *gmtime(&unixtime_min); struct tm lc = *localtime(&unixtime_min); - int intervalid; - FILE *intervalfile = fopen("/var/modbuslog/interval.txt", "w+"); + FILE *intervalfile = fopen("/var/modbuslog/interval.txt", "r+"); fscanf(intervalfile, "%d", &intervalid); intervalid++; + rewind(intervalfile); fprintf(intervalfile, "%d", intervalid); fclose(intervalfile); - - + fprintf( filehandle, "%i|%04i%02i%02i|%02i%02i%02i|%04i%02i%02i|%02i%02i%02i|%i|%i|%i\n", - intervalid,utc.tm_year + 1900, utc.tm_mon + 1, utc.tm_mday, - utc.tm_hour, utc.tm_min, utc.tm_sec, lc.tm_year + 1900, - lc.tm_mon + 1, lc.tm_mday, lc.tm_hour, lc.tm_min, - lc.tm_sec, slaveid, startaddress, registervalue); + intervalid, utc.tm_year + 1900, utc.tm_mon + 1, + utc.tm_mday, utc.tm_hour, utc.tm_min, utc.tm_sec, + lc.tm_year + 1900, lc.tm_mon + 1, lc.tm_mday, + lc.tm_hour, lc.tm_min, lc.tm_sec, slaveid, startaddress, + registervalue); fclose(filehandle); modbus_close(ctx); |