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authorLaurent Bercot <ska-skaware@skarnet.org>2014-09-18 18:55:44 +0000
committerLaurent Bercot <ska-skaware@skarnet.org>2014-09-18 18:55:44 +0000
commit3534b428629be185e096be99e3bd5fdfe32d5544 (patch)
tree210ef3198ed66bc7f7b7bf6a85e4579f455e5a36 /src/libbiguint/bu_scan_internal.c
downloadskalibs-3534b428629be185e096be99e3bd5fdfe32d5544.tar.xz
initial commit with rc for skalibs-2.0.0.0
Diffstat (limited to 'src/libbiguint/bu_scan_internal.c')
-rw-r--r--src/libbiguint/bu_scan_internal.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/libbiguint/bu_scan_internal.c b/src/libbiguint/bu_scan_internal.c
new file mode 100644
index 0000000..696880a
--- /dev/null
+++ b/src/libbiguint/bu_scan_internal.c
@@ -0,0 +1,21 @@
+/* ISC license. */
+
+#include <skalibs/uint32.h>
+#include <skalibs/bytestr.h>
+#include <skalibs/biguint.h>
+
+void bu_scan_internal (char const *s, unsigned int len, uint32 *x)
+{
+ char fmt[9] = "\0\0\0\0\0\0\0\0" ;
+ unsigned int i = 0 ;
+ if (len & 7)
+ {
+ byte_copy(fmt, len & 7, s) ;
+ uint32_xscan(fmt, x + (len >> 3)) ;
+ }
+ for (; i < (len >> 3) ; i++)
+ {
+ byte_copy(fmt, 8, s + len - 8 - (i << 3)) ;
+ uint32_xscan(fmt, x + i) ;
+ }
+}