diff options
Diffstat (limited to '2.3-1/src/c/elementaryFunctions/radix_conversions/base2dec/gbase2decs.c')
| -rw-r--r-- | 2.3-1/src/c/elementaryFunctions/radix_conversions/base2dec/gbase2decs.c | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/2.3-1/src/c/elementaryFunctions/radix_conversions/base2dec/gbase2decs.c b/2.3-1/src/c/elementaryFunctions/radix_conversions/base2dec/gbase2decs.c new file mode 100644 index 00000000..811a4116 --- /dev/null +++ b/2.3-1/src/c/elementaryFunctions/radix_conversions/base2dec/gbase2decs.c @@ -0,0 +1,166 @@ +/* Copyright (C) 2017 - IIT Bombay - FOSSEE + + This file must be used under the terms of the CeCILL. + This source file is licensed as described in the file COPYING, which + you should have received as part of this distribution. The terms + are also available at + http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + Organization: FOSSEE, IIT Bombay + Author: Shamik Guha + Email: toolbox@scilab.in +*/ +#include <stdio.h> +#include <math.h> +#include "base2dec.h" +#include <string.h> + +double gbase2decs(char* in,int size,int base) +{ + size-=2; + int i=0,val=0,j=0; + double o=0.0; + for(i=0; in[i]!='\0'; i++) + { + //printf("%c \n",in[i]); + switch(in[i]) + { + case '0': + val = 0; + break; + case '1': + val = 1; + break; + case '2': + val = 2; + break; + case '3': + val = 3; + break; + case '4': + val = 4; + break; + case '5': + val = 5; + break; + case '6': + val = 6; + break; + case '7': + val = 7; + break; + case '8': + val = 8; + break; + case '9': + val = 9; + break; + case 'a': + case 'A': + val = 10; + break; + case 'b': + case 'B': + val = 11; + break; + case 'c': + case 'C': + val = 12; + break; + case 'd': + case 'D': + val = 13; + break; + case 'e': + case 'E': + val = 14; + break; + case 'f': + case 'F': + val = 15; + break; + case 'g': + case 'G': + val = 16; + break; + case 'h': + case 'H': + val = 17; + break; + case 'i': + case 'I': + val = 18; + break; + case 'j': + case 'J': + val = 19; + break; + case 'k': + case 'K': + val = 20; + break; + case 'l': + case 'L': + val = 21; + break; + case 'm': + case 'M': + val = 22; + break; + case 'n': + case 'N': + val = 23; + break; + case 'o': + case 'O': + val = 24; + break; + case 'p': + case 'P': + val = 25; + break; + case 'q': + case 'Q': + val = 26; + break; + case 'r': + case 'R': + val = 27; + break; + case 's': + case 'S': + val = 28; + break; + case 't': + case 'T': + val = 29; + break; + case 'u': + case 'U': + val = 30; + break; + case 'v': + case 'V': + val = 31; + break; + case 'w': + case 'W': + val = 32; + break; + case 'x': + case 'X': + val = 33; + break; + case 'y': + case 'Y': + val = 34; + break; + case 'z': + case 'Z': + val = 35; + break; + } + o = o + (val * (int)pow((double)base, size)); + size--; + } + return o; + } |