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get_urljson

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This commit is contained in:
jl777
2018-09-04 00:12:32 -11:00
parent 4c41436966
commit ffd5a7a130
1 changed files with 4 additions and 4 deletions
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8
src/cc/dapps/oraclefeed.c
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@@ -94,20 +94,20 @@ void *filestr(long *allocsizep,char *_fname)
*allocsizep = 0; *allocsizep = 0;
fname = malloc(strlen(_fname)+1); fname = malloc(strlen(_fname)+1);
strcpy(fname,_fname); strcpy(fname,_fname);
retptr = loadfile(fname,&buf,&filesize,allocsizep); retptr = loadfile(fname,(uint8_t **)&buf,&filesize,allocsizep);
free(fname); free(fname);
return(retptr); return(retptr);
} }
char *send_curl(char *url) char *send_curl(char *url)
{ {
long fsize; char curlstr[1024],*fname = "/tmp/oraclefeed.json" long fsize; char curlstr[1024],*fname = "/tmp/oraclefeed.json";
sprintf(curlstr,"curl --url \"%s\" > %s",url); sprintf(curlstr,"curl --url \"%s\" > %s",url);
system(curlstr); system(curlstr);
return(filestr(&fsize,fname)); return(filestr(&fsize,fname));
} }
cJSON *url_json(char *url) cJSON *get_urljson(char *url)
{ {
char *jsonstr; cJSON *json = 0; char *jsonstr; cJSON *json = 0;
if ( (jsonstr= send_curl(url)) != 0 ) if ( (jsonstr= send_curl(url)) != 0 )
@@ -123,7 +123,7 @@ int32_t main(int32_t argc,char **argv)
{ {
cJSON *pjson,*bpi,*usd; cJSON *pjson,*bpi,*usd;
printf("Powered by CoinDesk (%s)\n","https://www.coindesk.com/price/"); printf("Powered by CoinDesk (%s)\n","https://www.coindesk.com/price/");
if ( (pjson= url_json("http://api.coindesk.com/v1/bpi/currentprice.json","")) != 0 ) if ( (pjson= get_urljson("http://api.coindesk.com/v1/bpi/currentprice.json","")) != 0 )
{ {
if ( (bpi= jobj(pjson,"bpi")) != 0 && (usd= jobj(bpi,"USD")) != 0 ) if ( (bpi= jobj(pjson,"bpi")) != 0 && (usd= jobj(bpi,"USD")) != 0 )
printf("BTC/USD %.4f\n",jdouble(usd,"rate_float")); printf("BTC/USD %.4f\n",jdouble(usd,"rate_float"));