VZTECH / Mbed 2 deprecated main_src

Modularizando o src

Dependencies:   EALib EthernetInterface_vz mbed-rtos mbed

Fork of header_main_colinas_V0-20-09-14 by VZTECH

utils.cpp@112:6ae726539ab9, 2015-04-13 (annotated)

Committer:
klauss
Date:
Mon Apr 13 12:16:21 2015 +0000
Revision:
112:6ae726539ab9
Parent:
81:3656f00ab3db
Child:
113:db67ae00550e
colinas - ramo 3 - 2014 - 04 - 11

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 0:4d17cd9c8f9d 1 #include "utils.h"
klauss 0:4d17cd9c8f9d 2
klauss 74:81c47fff88a5 3 int ls_comp( const void * a, const void * b ){ return( *( int * )a - *( int * )b ); }
klauss 68:b54993674190 4
klauss 0:4d17cd9c8f9d 5 void reverse( char str[], int length ){
klauss 0:4d17cd9c8f9d 6 int start = 0;
klauss 0:4d17cd9c8f9d 7 int end = length -1;
klauss 0:4d17cd9c8f9d 8 while (start < end){
klauss 0:4d17cd9c8f9d 9 swap(*(str+start), *(str+end));
klauss 0:4d17cd9c8f9d 10 start++;
klauss 0:4d17cd9c8f9d 11 end--;
klauss 0:4d17cd9c8f9d 12 }
klauss 0:4d17cd9c8f9d 13 }
klauss 0:4d17cd9c8f9d 14 char* itoa(int num, char* str, int base){
klauss 0:4d17cd9c8f9d 15 int i = 0;
klauss 0:4d17cd9c8f9d 16 bool isNegative = false;
klauss 0:4d17cd9c8f9d 17
klauss 0:4d17cd9c8f9d 18 if( num == 0 ){
klauss 0:4d17cd9c8f9d 19 str[i++] = '0';
klauss 0:4d17cd9c8f9d 20 str[i] = '\0';
klauss 0:4d17cd9c8f9d 21 return str;
klauss 0:4d17cd9c8f9d 22 }
klauss 112:6ae726539ab9 23 if( num < 0 //&& base == 10
klauss 112:6ae726539ab9 24 ){
klauss 0:4d17cd9c8f9d 25 isNegative = true;
klauss 0:4d17cd9c8f9d 26 num = -num;
klauss 0:4d17cd9c8f9d 27 }
klauss 0:4d17cd9c8f9d 28 while( num != 0 ){
klauss 0:4d17cd9c8f9d 29 int rem = num % base;
klauss 0:4d17cd9c8f9d 30 str[i++] = (rem > 9)? (rem-10) + 'a' : rem + '0';
klauss 0:4d17cd9c8f9d 31 num = num/base;
klauss 0:4d17cd9c8f9d 32 }
klauss 0:4d17cd9c8f9d 33 if( isNegative )
klauss 0:4d17cd9c8f9d 34 str[i++] = '-';
klauss 0:4d17cd9c8f9d 35
klauss 0:4d17cd9c8f9d 36 str[i] = '\0'; // Append string terminator
klauss 0:4d17cd9c8f9d 37
klauss 0:4d17cd9c8f9d 38 reverse( str, i );
klauss 0:4d17cd9c8f9d 39 return( str );
klauss 0:4d17cd9c8f9d 40 }
klauss 0:4d17cd9c8f9d 41
klauss 74:81c47fff88a5 42 int convert_ext_to_port( int ext ){
klauss 74:81c47fff88a5 43 if( ext < 1000 ) return ext;
klauss 74:81c47fff88a5 44
klauss 74:81c47fff88a5 45 else{
klauss 74:81c47fff88a5 46 int aux = 0;
klauss 74:81c47fff88a5 47 aux = ( ext / 1000 ) * 1000;
klauss 74:81c47fff88a5 48 ext -= aux;
klauss 74:81c47fff88a5 49 aux += ext % 100;
klauss 74:81c47fff88a5 50 return( aux );
klauss 74:81c47fff88a5 51 }
klauss 0:4d17cd9c8f9d 52 }
klauss 0:4d17cd9c8f9d 53
klauss 74:81c47fff88a5 54 void xstrcpy(uint8_t * dest, const uint8_t * src ){
klauss 74:81c47fff88a5 55 while (*src) *dest++ = *src++;
klauss 74:81c47fff88a5 56 *dest = 0;
klauss 0:4d17cd9c8f9d 57 }
klauss 0:4d17cd9c8f9d 58
klauss 78:1353744f01e1 59 void xmemcpy(uint8_t * dest, const uint8_t * src, uint16_t size ){
klauss 74:81c47fff88a5 60 while (size--) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 61 }
klauss 0:4d17cd9c8f9d 62
klauss 74:81c47fff88a5 63 void xmemcpy32(uint32_t * dest, uint32_t * src, uint16_t size){
klauss 74:81c47fff88a5 64 size >>= 2;
klauss 74:81c47fff88a5 65 while (size--) *dest++ = *src++;
klauss 78:1353744f01e1 66 }
klauss 78:1353744f01e1 67
klauss 78:1353744f01e1 68 uint8_t xstrmatch(const uint8_t * s1, const uint8_t * s2){
klauss 78:1353744f01e1 69 while (*s1) {
klauss 78:1353744f01e1 70 if (*s1++ != *s2++) return 0; /* does not match */
klauss 78:1353744f01e1 71 }
klauss 78:1353744f01e1 72 if ( *s2 == 0 )
klauss 78:1353744f01e1 73 return 1; /* matches */
klauss 78:1353744f01e1 74 else
klauss 78:1353744f01e1 75 return 0; /* does not match */
klauss 81:3656f00ab3db 76 }
klauss 81:3656f00ab3db 77
klauss 81:3656f00ab3db 78 uint8_t xmemmatch(const uint8_t * s1, const uint8_t * s2, uint16_t size){
klauss 81:3656f00ab3db 79 while (size--) {
klauss 81:3656f00ab3db 80 if (*s1++ != *s2++) return 0; /* does not match */
klauss 81:3656f00ab3db 81 }
klauss 81:3656f00ab3db 82 return 1; /* matches */
klauss 74:81c47fff88a5 83 }