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Encode price

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This commit is contained in:
jl777
2019-03-27 00:25:43 -11:00
parent a13b601d77
commit ba37ac2c08
1 changed files with 7 additions and 91 deletions
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98
src/cc/games/prices.c
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@@ -55,7 +55,9 @@ void *gamesiterate(struct games_state *rs)
{
#ifdef STANDALONE
price = get_btcusd();
fprintf(stderr,"price %llu %.8f\n",(long long)price,(double)price/SATOSHIDEN);
fprintf(stderr,"%llu -> t%u %.4f\n",(long long)price,(uint32_t)(price >> 32),(double)(price & 0xffffffff)/10000);
issue_games_events(rs,Gametxidstr,eventid,price);
eventid++;
sleep(10);
/*if ( (counter++ % 10) == 0 )
doupdate();
@@ -105,98 +107,11 @@ void *gamesiterate(struct games_state *rs)
#include <ncurses.h>
#include "dapps/dappstd.c"
char *nonportable_path(char *str)
{
int32_t i;
for (i=0; str[i]!=0; i++)
if ( str[i] == '/' )
str[i] = '\\';
return(str);
}
char *portable_path(char *str)
{
#ifdef _WIN32
return(nonportable_path(str));
#else
#ifdef __PNACL
/*int32_t i,n;
if ( str[0] == '/' )
return(str);
else
{
n = (int32_t)strlen(str);
for (i=n; i>0; i--)
str[i] = str[i-1];
str[0] = '/';
str[n+1] = 0;
}*/
#endif
return(str);
#endif
}
void *loadfile(char *fname,uint8_t **bufp,long *lenp,long *allocsizep)
{
FILE *fp;
long filesize,buflen = *allocsizep;
uint8_t *buf = *bufp;
*lenp = 0;
if ( (fp= fopen(portable_path(fname),"rb")) != 0 )
{
fseek(fp,0,SEEK_END);
filesize = ftell(fp);
if ( filesize == 0 )
{
fclose(fp);
*lenp = 0;
//printf("loadfile null size.(%s)\n",fname);
return(0);
}
if ( filesize > buflen )
{
*allocsizep = filesize;
*bufp = buf = (uint8_t *)realloc(buf,(long)*allocsizep+64);
}
rewind(fp);
if ( buf == 0 )
printf("Null buf ???\n");
else
{
if ( fread(buf,1,(long)filesize,fp) != (unsigned long)filesize )
printf("error reading filesize.%ld\n",(long)filesize);
buf[filesize] = 0;
}
fclose(fp);
*lenp = filesize;
//printf("loaded.(%s)\n",buf);
} //else printf("OS_loadfile couldnt load.(%s)\n",fname);
return(buf);
}
void *filestr(long *allocsizep,char *_fname)
{
long filesize = 0; char *fname,*buf = 0; void *retptr;
*allocsizep = 0;
fname = (char *)malloc(strlen(_fname)+1);
strcpy(fname,_fname);
retptr = loadfile(fname,(uint8_t **)&buf,&filesize,allocsizep);
free(fname);
return(retptr);
}
char *send_curl(char *url,char *fname)
{
//long fsize; char curlstr[1024];
//sprintf(curlstr,"curl --url \"%s\" > %s",url,fname);
char *retstr;
retstr = issue_curl(url);
if ( retstr != 0 )
printf("retstr (%s)\n",retstr);
return(retstr);
//if ( system(curlstr) != 0 )
// fprintf(stderr,"error doing system(%s)\n",curlstr);
//return((char *)filestr(&fsize,fname));
}
cJSON *get_urljson(char *url,char *fname)
@@ -204,7 +119,7 @@ cJSON *get_urljson(char *url,char *fname)
char *jsonstr; cJSON *json = 0;
if ( (jsonstr= send_curl(url,fname)) != 0 )
{
printf("(%s) -> (%s)\n",url,jsonstr);
//printf("(%s) -> (%s)\n",url,jsonstr);
json = cJSON_Parse(jsonstr);
free(jsonstr);
}
@@ -217,17 +132,18 @@ cJSON *get_urljson(char *url,char *fname)
uint64_t get_btcusd()
{
cJSON *pjson,*bpi,*usd; uint64_t btcusd = 0;
cJSON *pjson,*bpi,*usd; uint64_t x,btcusd = 0;
if ( (pjson= get_urljson((char *)"http://api.coindesk.com/v1/bpi/currentprice.json",(char *)"/tmp/oraclefeed.json")) != 0 )
{
if ( (bpi= jobj(pjson,(char *)"bpi")) != 0 && (usd= jobj(bpi,(char *)"USD")) != 0 )
{
btcusd = jdouble(usd,(char *)"rate_float") * SATOSHIDEN;
x = ((uint64_t)time(NULL) << 32) | (btcusd / 10000);
printf("BTC/USD %.4f\n",dstr(btcusd));
}
free_json(pjson);
}
return(btcusd);
return(x);
}
char *clonestr(char *str)