static void
process_envvar (char *envvar)
{
int argc = 0;
char **argv;
char *p = envvar;
while (p && *p)
{
p = strchr (p, ' ');
argc++;
if (p)
while (*p == ' ')
p++;
}
argv = malloc (argc * sizeof (char *));
p = envvar;
argc = 0;
while (p && *p)
{
char *q = strchr (p, ' ');
if (q)
*q = 0;
argv[argc++] = p;
if (q)
{
while (*q == ' ')
q++;
p = q;
}
}
process_argv (argc, argv);
}
int
main (int argc,
char **argv)
{
int retval;
int i, j, k;
char *p;
libraries = malloc (argc * sizeof (char *));
libdirs = malloc ((argc+10) * sizeof (char *));
objects = malloc (argc * sizeof (char *));
for (k = 0, i = 1; i < argc; i++)
k += strlen (argv[i]);
k += 500 + argc;
cmdline = malloc (k);
/* -MD: Use msvcrt.dll runtime */
strcpy (cmdline, "cl -MD");
p = getenv ("CPPFLAGS");
if (p && *p)
process_envvar (p);
p = getenv ("LDFLAGS");
if (p && *p)
process_envvar (p);
process_argv (argc, argv);
if (!verbose)
strcat (cmdline, " -nologo");
if (output_executable != NULL)
{
if (stricmp (executable_type, ".dll") == 0)
strcat (cmdline, " -LD");
}
if (debug)
strcat (cmdline, " -Zi");
if (nsources == 0)
{
FILE *dummy = fopen ("__dummy__.c", "w");
fprintf (dummy, "static int foobar = 42;\n");
fclose (dummy);
strcat (cmdline, " __dummy__.c");
}
if (!output && !compileonly)
strcat (cmdline, " -Fea.exe");
if (!compileonly)
{
strcat (cmdline, " -link");
for (i = 0; i < object_ix; i++)
{
strcat (cmdline, " ");
strcat (cmdline, objects[i]);
}
for (i = 0; i < lib_ix; i++)
{
strcat (cmdline, " ");
for (j = 0; j < libdir_ix; j++)
{
char b[1000];
sprintf (b, "%s\\%s.lib", libdirs[j], libraries[i]);
if (access (b, 4) == 0)
{
strcat (cmdline, b);
break;
}
sprintf (b, "%s\\lib%s.lib", libdirs[j], libraries[i]);
if (access (b, 4) == 0)
{
strcat (cmdline, b);
break;
}
}
if (j == libdir_ix)
{
strcat (cmdline, libraries[i]);
strcat (cmdline, ".lib");
}
}
}
fprintf (stderr, "%s\n", cmdline);
retval = system (cmdline);
if (nsources == 0)
remove ("__dummy__.c");
return retval;
}
int main(int argc, char* argv[]) {
int r;
// set up
strcpy(i2c_bus,"/dev/i2c-1");
// print header
fprintf(stderr, "AM2321 reader application by saper_2 v.0.1\n");
process_argv(argc, argv);
fprintf(stderr, "Using i2c bus device: %s\n",i2c_bus);
if (info_mode) {
uint8_t data[16];
memset(data,0xff,16);
r = am2321_read_info(data, i2c_bus);
fprintf(stderr,"Info read result %i\n",r);
fprintf(stderr,"Info data: ");
for(int i=0;i<8;i++) fprintf(stderr, "%02X ",data[i]);
fprintf(stderr,"\n");
uint16_t model = data[0]<<8 | data[1];
uint8_t version = data[2];
uint32_t devid = data[3]<<24 | data[4]<<16 | data[5]<<8 | data[6];
uint8_t stat = data[7];
fprintf(stderr, "Model: 0x%04X (%iu)\n",model,model);
fprintf(stderr, "Version: 0x%02X (%iu)\n",version,version);
fprintf(stderr, "Device ID: 0x%08X (%iu)\n",devid,devid);
fprintf(stderr, "Status: 0x%02X (%iu)\n",stat,stat);
// format: i:[res_code];[model];[version];[dev_id];[status]
printf("i:%i;%04x;%02x;%08x;%02x\n", r, model, version, devid, stat);
if (raw_mode || val_mode) {
//printf("\n");
fprintf(stderr,"\nDelay 1sec before reading values...\n");
delay1us(1*1000*1000);
}
}
if (val_mode || raw_mode) {
am2321_t val;
time_t tt;
unsigned long ts = (unsigned)time(NULL);
time(&tt);
memset(&val,0,sizeof(val));
r = am2321_read_raw(&val, i2c_bus);
fprintf(stderr,"Read values result %i\n",r);
fprintf(stderr,"Read values data: \n");
fprintf(stderr, " humi = 0x%04X (%i , %3.1f %%)\n",val.humi,val.humi, (val.humi*1.0f)/10.0f);
fprintf(stderr, " temp = 0x%04X (%i , %3.1f degC)\n",val.temp,val.temp, (val.temp*1.0f)/10.0f);
struct tm *tti = localtime(&tt);
fprintf(stderr, "Current time is: %lu - %s\n",ts,asctime(tti));
fprintf(stderr,"\n");
if (val_mode>0 && raw_mode==0) {
// val mode
// format: v:[unix_time_stamp];[mode];[result];[humi];[temp]
printf("v:%lu;r;%i;%3.1f;%3.1f\n", ts, r, (val.humi*1.0f)/10.0f, (val.temp*1.0f)/10.0f);
} else if (val_mode==0 && raw_mode>0) {
// raw mode
// format: v:[unix_time_stamp];[mode];[result];[hex humi];[hex temp]
printf("v:%lu;v;%i;%04x;%04x\n", ts, r, val.humi, val.temp);
} else if (val_mode>0 && raw_mode>0) {
// raw + val
// format: v:[unix_time_stamp];[mode];[result];[hex humi];[hex temp];[humi];[temp]
printf("v:%lu;rv;%i;%04x;%04x;%3.1f;%3.1f\n", ts, r, val.humi, val.temp, (val.humi*1.0f)/10.0f, (val.temp*1.0f)/10.0f);
} else {
// no format ?
// format: x:[unix_time_stamp];[mode];9;FFFF;FFFF;65535;32767
printf("x:%lu;x;9;FFFF;FFFF;65535;32767\n", ts);
}
}
if (val_mode==0 && raw_mode==0 && info_mode==0) {
print_help();
fprintf(stderr,"No read mode selected.\n");
// format: x:[unix_time_stamp=0];[mode=E (=error)];9;FFFF;FFFF;65535;32767
printf("x:0;E;9;FFFF;FFFF;65535;32767\n");
}
return 0;
}
