skalibs

commit 34f0e76ca0135b2b302e2b079482a4038149b079
parent fd7dc9d1d7311b05e92464de1fc4eab6f2407b51
Author: Laurent Bercot <ska-skaware@skarnet.org>
Date:   Fri, 19 Jul 2019 12:34:44 +0000

 bits-fmtscan refactor, part two

Diffstat:
M
src/headers/uint64-defs
 | 
1
+
M
src/libstddjb/fmtscan-internal.h
 | 
17
+++++------------
M
src/libstddjb/uint16_fmtlist.c
 | 
2
+-
M
src/libstddjb/uint32_fmtlist.c
 | 
2
+-
A
src/libstddjb/uint640_scan_base_max.c
 | 
15
+++++++++++++++
M
src/libstddjb/uint64_fmtlist.c
 | 
2
+-
A
src/libstddjb/uint64_fmtlist_generic.c
 | 
16
++++++++++++++++
M
src/libstddjb/uint64_scan_base_max.c
 | 
3
---

8 files changed, 40 insertions(+), 18 deletions(-)
diff --git a/src/headers/uint64-defs b/src/headers/uint64-defs
@@ -2,6 +2,7 @@
 extern size_t uint64_fmt_generic (char *, uint64_t, uint8_t) ;
 extern size_t uint640_fmt_generic (char *, uint64_t, size_t, uint8_t) ;
 extern size_t int64_fmt_generic (char *, int64_t, uint8_t) ;
+extern size_t uint64_fmtlist_generic (char *, void const *, size_t, uint8_t, uint64_t (*)(void const *, size_t)) ;
 
 extern size_t uint64_scan_base_max (char const *, uint64_t *, uint8_t, uint64_t) ;
 extern size_t int64_scan_base_max (char const *, int64_t *, uint8_t, uint64_t) ;
diff --git a/src/libstddjb/fmtscan-internal.h b/src/libstddjb/fmtscan-internal.h
@@ -11,9 +11,6 @@
 #include <skalibs/uint64.h>
 #include <skalibs/fmtscan.h>
 
-extern size_t uint64_scan_base_max (char const *, uint64_t *, uint8_t, uint64_t) ;
-extern size_t int64_scan_base_max (char const *, int64_t *, uint8_t, uint64_t) ;
-
 #define SCANB0(bits) \
 size_t uint##bits##0_scan_base (char const *s, uint##bits##_t *u, uint8_t base) \
 { \
@@ -65,17 +62,13 @@ size_t int##bits##_scanlist (int##bits##_t *tab, size_t max, char const *s, size
 } \
 
 #define FMTL(bits) \
+static uint64_t get (void const *tab, size_t i) \
+{ \
+  return ((uint##bits##_t const *)tab)[i] ; \
+} \
 size_t uint##bits##_fmtlist (char *s, uint##bits##_t const *tab, size_t n) \
 { \
-  size_t i = 0, len = 0 ; \
-  for (; i < n ; i++) \
-  { \
-    size_t w = uint##bits##_fmt(s, tab[i]) ; \
-    len += w ; \
-    if (s) s += w ; \
-    if (i < n-1) { len++ ; if (s) *s++ = ',' ; } \
-  } \
-  return len ; \
+  return uint64_fmtlist_generic(s, tab, n, 10, &get) ; \
 } \
 
 #define FMTSL(bits) \
diff --git a/src/libstddjb/uint16_fmtlist.c b/src/libstddjb/uint16_fmtlist.c
@@ -1,6 +1,6 @@
 /* ISC license. */
 
-#include "fmtscan-internal.h"
 #include <skalibs/uint16.h>
+#include "fmtscan-internal.h"
 
 FMTL(16)
diff --git a/src/libstddjb/uint32_fmtlist.c b/src/libstddjb/uint32_fmtlist.c
@@ -1,6 +1,6 @@
 /* ISC license. */
 
-#include "fmtscan-internal.h"
 #include <skalibs/uint32.h>
+#include "fmtscan-internal.h"
 
 FMTL(32)
diff --git a/src/libstddjb/uint640_scan_base_max.c b/src/libstddjb/uint640_scan_base_max.c
@@ -0,0 +1,15 @@
+/* ISC license. */
+
+#include <errno.h>
+
+#include <skalibs/uint64.h>
+#include <skalibs/fmtscan.h>
+
+size_t uint640_scan_base_max (char const *s, uint64_t *u, uint8_t base, uint64_t max)
+{
+  size_t pos = uint640_scan_base_max(s, u, base, max) ;
+  if (!pos) return (errno = EINVAL, 0) ;
+  if (!s[pos]) return pos ;
+  errno = fmtscan_num(s[pos], base) < base ? ERANGE : EINVAL ;
+  return 0 ;
+}
diff --git a/src/libstddjb/uint64_fmtlist.c b/src/libstddjb/uint64_fmtlist.c
@@ -1,6 +1,6 @@
 /* ISC license. */
 
-#include "fmtscan-internal.h"
 #include <skalibs/uint64.h>
+#include "fmtscan-internal.h"
 
 FMTL(64)
diff --git a/src/libstddjb/uint64_fmtlist_generic.c b/src/libstddjb/uint64_fmtlist_generic.c
@@ -0,0 +1,16 @@
+/* ISC license. */
+
+#include <skalibs/uint64.h>
+
+size_t uint64_fmtlist_generic (char *s, void const *tab, size_t n, uint8_t base, uint64_t (*get)(void const *, size_t))
+{
+  size_t i = 0, len = 0 ;
+  for (; i < n ; i++)
+  {
+    size_t w = uint64_fmt_generic(s, (*get)(tab, i), base) ;
+    len += w ;
+    if (s) s += w ;
+    if (i < n-1) { len++ ; if (s) *s++ = ',' ; }
+  }
+  return len ;
+}
diff --git a/src/libstddjb/uint64_scan_base_max.c b/src/libstddjb/uint64_scan_base_max.c
@@ -1,8 +1,5 @@
 /* ISC license. */
 
-#include <stddef.h>
-#include <stdint.h>
-
 #include <skalibs/uint64.h>
 #include <skalibs/fmtscan.h>