Evry Thng / EvrythngApi

Api wrapper to communicate with EVRYTHNG's Engine.

Dependencies:   EthernetInterface mbed-rtos

Dependents:   EvrythngApiExample

util.cpp@1:7162d0e030f5, 2012-08-30 (annotated)

Committer:
vladounet
Date:
Thu Aug 30 13:25:41 2012 +0000
Revision:
1:7162d0e030f5
Parent:
0:d38d192c2f5f 
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
vladounet 0:d38d192c2f5f 1 /*
vladounet 0:d38d192c2f5f 2 * (c) Copyright 2012 EVRYTHNG Ltd London / Zurich
vladounet 0:d38d192c2f5f 3 * www.evrythng.com
vladounet 0:d38d192c2f5f 4 *
vladounet 0:d38d192c2f5f 5 * --- DISCLAIMER ---
vladounet 0:d38d192c2f5f 6 *
vladounet 0:d38d192c2f5f 7 * EVRYTHNG provides this source code "as is" and without warranty of any kind,
vladounet 0:d38d192c2f5f 8 * and hereby disclaims all express or implied warranties, including without
vladounet 0:d38d192c2f5f 9 * limitation warranties of merchantability, fitness for a particular purpose,
vladounet 0:d38d192c2f5f 10 * performance, accuracy, reliability, and non-infringement.
vladounet 0:d38d192c2f5f 11 *
vladounet 0:d38d192c2f5f 12 * Author: Michel Yerly
vladounet 0:d38d192c2f5f 13 *
vladounet 0:d38d192c2f5f 14 */
vladounet 0:d38d192c2f5f 15 #include "util.h"
vladounet 0:d38d192c2f5f 16
vladounet 0:d38d192c2f5f 17 Serial dbg(USBTX, USBRX);
vladounet 0:d38d192c2f5f 18
vladounet 0:d38d192c2f5f 19
vladounet 0:d38d192c2f5f 20 void sprinti64(char* dest, int64_t v, char** end)
vladounet 0:d38d192c2f5f 21 {
vladounet 0:d38d192c2f5f 22 int len;
vladounet 0:d38d192c2f5f 23 if (v != 0x8000000000000000LL) {
vladounet 0:d38d192c2f5f 24 char str[20];
vladounet 0:d38d192c2f5f 25 int p = sizeof(str);
vladounet 0:d38d192c2f5f 26 str[--p] = '\0';
vladounet 0:d38d192c2f5f 27 str[p-1] = '0';
vladounet 0:d38d192c2f5f 28 bool neg = false;
vladounet 0:d38d192c2f5f 29 if (v < 0) {
vladounet 0:d38d192c2f5f 30 v = -v;
vladounet 0:d38d192c2f5f 31 neg = true;
vladounet 0:d38d192c2f5f 32 }
vladounet 0:d38d192c2f5f 33 while (v > 0) {
vladounet 0:d38d192c2f5f 34 str[--p] = '0' + (v % 10);
vladounet 0:d38d192c2f5f 35 v /= 10;
vladounet 0:d38d192c2f5f 36 }
vladounet 0:d38d192c2f5f 37 if (neg) {
vladounet 0:d38d192c2f5f 38 str[--p] = '-';
vladounet 0:d38d192c2f5f 39 }
vladounet 0:d38d192c2f5f 40 len = sizeof(str) - p;
vladounet 0:d38d192c2f5f 41 strncpy(dest, str + p, len);
vladounet 0:d38d192c2f5f 42 } else {
vladounet 0:d38d192c2f5f 43 len = 20;
vladounet 0:d38d192c2f5f 44 strncpy(dest, "-9223372036854775808", len);
vladounet 0:d38d192c2f5f 45 } *end = dest + len;
vladounet 0:d38d192c2f5f 46 }