diff options
author | Tobias Klauser <tklauser@distanz.ch> | 2008-01-27 11:37:44 +0100 |
---|---|---|
committer | Tobias Klauser <tklauser@xenon.tklauser.home> | 2008-01-27 11:37:44 +0100 |
commit | 7e0f021a9aec35fd8e6725e87e3313b101d26f5e (patch) | |
tree | b1cacc4b24393f517aeb4610e9e1021f954307a8 /reference/C/CONTRIB/SNIP/bstr_i.c |
Initial import (2.0.2-6)2.0.2-6
Diffstat (limited to 'reference/C/CONTRIB/SNIP/bstr_i.c')
-rwxr-xr-x | reference/C/CONTRIB/SNIP/bstr_i.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/reference/C/CONTRIB/SNIP/bstr_i.c b/reference/C/CONTRIB/SNIP/bstr_i.c new file mode 100755 index 0000000..94255e1 --- /dev/null +++ b/reference/C/CONTRIB/SNIP/bstr_i.c @@ -0,0 +1,40 @@ +/*
+** Make an ascii binary string into an integer.
+**
+** Public domain by Bob Stout
+*/
+
+#include <string.h>
+
+unsigned int bstr_i(char *cptr)
+{
+ unsigned int i, j = 0;
+
+ while (cptr && *cptr && strchr("01", *cptr))
+ {
+ i = *cptr++ - '0';
+ j <<= 1;
+ j |= (i & 0x01);
+ }
+ return(j);
+}
+
+#ifdef TEST
+
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(int argc, char *argv[])
+{
+ char *arg;
+ unsigned int x;
+
+ while (--argc)
+ {
+ x = bstr_i(arg = *++argv);
+ printf("Binary %s = %d = %04Xh\n", arg, x, x);
+ }
+ return EXIT_SUCCESS;
+}
+
+#endif /* TEST */
|