Revision 7:7bc89a64bfbd, committed 2015-10-20

Comitter:

AkinoriHashimoto

Date:

Tue Oct 20 01:23:22 2015 +0000

Parent:

6:4447094b7e51

Commit message:

support 64bit

Changed in this revision

diff -r 4447094b7e51 -r 7bc89a64bfbd StrLib.cpp
--- a/StrLib.cpp	Fri Oct 09 05:20:44 2015 +0000
+++ b/StrLib.cpp	Tue Oct 20 01:23:22 2015 +0000
@@ -1,49 +1,77 @@
 #include "StrLib.h"
 
-long A2I(string str, int base)   // Error; rtn '-1'
+long long A2I(string str, unsigned int base)   // Error; rtn '-1'
 {
-    long ans= 0, tmp= 0;
+    long long ans= 0;   // 64bit
+    int tmp= 0;         // 32bit
     int leng= str.size();   // String Length;
-    char chr[1];
-    for(int i=0; i<leng; i++) {
-        // string -> char
-        strcpy(chr, str.substr((leng-1)-i, 1).c_str());
-
-        if('0'<=chr[0] && '9'>=chr[0])
-            tmp= chr[0]-'0';
-        else if('A'<=chr[0] && 'F'>=chr[0])
-            tmp= chr[0]-'A'+0x0A;   // ex. C=12= 2(C-A)+ 10(0x0A)
-        else if('a'<=chr[0] && 'f'>=chr[0])
-            tmp= chr[0]-'a'+0x0A;
+    unsigned int chr;
+    for(int i= 0; i < leng; i++) {
+        chr= str[leng-1-i];
+        if('0'<=chr && '9'>=chr)
+            tmp= chr-'0';
+        else if('A'<=chr && 'F'>=chr)
+            tmp= chr-'A'+0x0A;   // ex. C=12= 2(C-A)+ 10(0x0A)
+        else if('a'<=chr && 'f'>=chr)
+            tmp= chr-'a'+0x0A;
         else
             return -1;
-//        UART_BT.printf("%s;%d\n", chr[0], tmp);
-        ans+= tmp* (int)pow((double)base,(double)i);
-//        UART_BT.printf("ans%d\n", ans);
+
+        ans+= (long long)((double)tmp* pow((double)base,(double)i));
     }
     return ans;
 }
-string I2A(int num, int base, int digitNum)
+string I2A(int num, unsigned int base, unsigned int digitNum)
 {
     char tmpChr[33];
+    // "%5.5dなどとしたい
     string format= "%";
 
     // Digit Num.
     if(digitNum > 0) {  // 0以外
-        char tmp[1];
-        tmp[0]= '0'+ digitNum;
-        format += tmp[0];
+        unsigned int tmp;
+        tmp= '0'+ digitNum;
+        format += tmp;
         format += ".";
-        format += tmp[0];   // +でつなげると、charの和（オーバーフロー）起こす。
+        format += tmp;   // +でつなげると、charの和（オーバーフロー）起こす。
     }
 
-    if(base== 8)
+    if(     base == 8)
         format += "o";
-    if(base==10)
+    else if(base == 10)
         format += "d";
-    if(base==16)
+    else if(base == 16)
         format += "x";
-//    log_BTSD(format);
+    else
+        return "ERR; base: Oct, Dec, Hex.";
+
+    sprintf(tmpChr, format.c_str(), num);
+    string tmpStr= tmpChr;
+    return tmpStr;
+}
+string I2A(long long num, unsigned int base, unsigned int digitNum)
+{
+    char tmpChr[33];
+    // "%5.5dなどとしたい
+    string format= "%";
+
+    // Digit Num.
+    if(digitNum > 0) {  // 0以外
+        unsigned int tmp;
+        tmp= '0'+ digitNum;
+        format += tmp;
+        format += ".";
+        format += tmp;   // +でつなげると、charの和（オーバーフロー）起こす。
+    }
+
+    if(     base == 8)
+        format += "llo";
+    else if(base == 10)
+        format += "lld";
+    else if(base == 16)
+        format += "llx";
+    else
+        return "ERR; base: Oct, Dec, Hex.";
 
     sprintf(tmpChr, format.c_str(), num);
     string tmpStr= tmpChr;
@@ -91,7 +119,7 @@
     idx= cmp.find(trg);
     if(idx == string::npos)
         return false;
-    
+
     return true;
 }
 

diff -r 4447094b7e51 -r 7bc89a64bfbd StrLib.h
--- a/StrLib.h	Fri Oct 09 05:20:44 2015 +0000
+++ b/StrLib.h	Tue Oct 20 01:23:22 2015 +0000
@@ -1,25 +1,24 @@
 #pragma once
 
-#ifndef MBED_STRLIB_H
-#define MBED_STRLIB_H
-
 #include "mbed.h"
 #include <string>
 
 
-/** String(Ascii) -> long(int)
+
+/** String(Ascii) -> "long long"(64bit) integer.
  *
  * @param   string target(str), int Base(8:Oct, 10:Dec, 16:Hex)
- * @return  long int
+ * @return  long long int. if -1; error.
 */
-long   A2I(string, int);
+long long A2I(string str, unsigned int base);
 
 /** int -> string
  *
  * @param   int target(num), int Base(8:Oct, 10:Dec, 16:Hex), int Number of digit
  * @return  string str
 */
-string I2A(int num, int base= 10, int digitNum= 0);
+string I2A(int num, unsigned int base= 10, unsigned int digitNum= 0);
+string I2A(long long num, unsigned int base= 10, unsigned int digitNum= 0);
 
 /** float -> string
  *
@@ -46,5 +45,4 @@
 */
 string toAlpanumeric(string str, bool large=false);
 
-#endif
 // EOF
\ No newline at end of file