X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=misc%2Ftest_vm%2Finclude%2Fgeekos%2Frange.h;fp=misc%2Ftest_vm%2Finclude%2Fgeekos%2Frange.h;h=0000000000000000000000000000000000000000;hp=15bd023e0a95433104ee4e52e23d9682f953998c;hb=a70930549d1b741704dd7af4e6bb0e89f6f8a519;hpb=afb634a80f946634454a5d067a92aa600227bd93 diff --git a/misc/test_vm/include/geekos/range.h b/misc/test_vm/include/geekos/range.h deleted file mode 100644 index 15bd023..0000000 --- a/misc/test_vm/include/geekos/range.h +++ /dev/null @@ -1,55 +0,0 @@ -/* - * Range checking - * Copyright (c) 2003, David H. Hovemeyer - * $Revision: 1.1 $ - * - * This is free software. You are permitted to use, - * redistribute, and modify it as specified in the file "COPYING". - */ - -#ifndef GEEKOS_RANGE_H -#define GEEKOS_RANGE_H - -#include - -/* - * TODO: think about these, make sure they're correct - */ - -/** - * Check that given range is "proper". - * @param start the start of the range - * @param size the size of the range - * @return true if range is properly within the space - * 0(inclusive)..ULONG_MAX(inclusive) - */ -static __inline__ bool -Check_Range_Proper(ulong_t start, ulong_t size) -{ - /* - * Wrap around is only permitted if the sum is zero. - * E.g., start=ULONG_MAX, size==1 is a valid range. - */ - ulong_t sum = start + size; - return start <= sum || (sum == 0); -} - -/** - * Check that given range lies entirely under the - * maximum value specified (exclusive). - * @param start the start of the range - * @param size the size of the range - * @param max the lowest address NOT allowed to be in the range - * @return true if range falls entirely within the range - * 0(inclusive)..max(exclusive) - */ -static __inline__ bool -Check_Range_Under(ulong_t start, ulong_t size, ulong_t max) -{ - if (!Check_Range_Proper(start, size)) - return false; - - return start < max && (start + size) <= max; -} - -#endif /* GEEKOS_RANGE_H */