[master] f8ec37d Minor polish for PCLint-Plus

[Poul-Henning Kamp]

commit f8ec37d50e98d1faf14982b0a29ccef318f27824
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Sun Oct 22 12:22:00 2017 +0000

    Minor polish for PCLint-Plus

diff --git a/lib/libvmod_blob/base64.c b/lib/libvmod_blob/base64.c
index a46d88c..f7a8c06 100644
--- a/lib/libvmod_blob/base64.c
+++ b/lib/libvmod_blob/base64.c
@@ -57,7 +57,7 @@ base64_decode_l(size_t l)
 }
 
 static inline int
-decode(char *restrict *restrict dest, char *restrict const buf,
+decode(char *restrict *restrict dest, const char *restrict const buf,
        const size_t buflen, unsigned u, const int n)
 {
 	char *d;
@@ -184,7 +184,7 @@ base64_decode(const enum encoding dec, char *restrict const buf,
 	}
 	if (n) {
 		if (!alpha->padding)
-			u <<= 6 * (4 - n);
+			u <<= (6 * (4 - n));
 		if (decode(&dest, buf, buflen, u, n-term) < 0)
 			return -1;
 	}
diff --git a/lib/libvmod_blob/wb.h b/lib/libvmod_blob/wb.h
index 7bd1cbf..ce11ba1 100644
--- a/lib/libvmod_blob/wb.h
+++ b/lib/libvmod_blob/wb.h
@@ -34,26 +34,26 @@ struct wb_s {
 
 /* return one byte less for the final zero byte */
 static inline const char*
-wb_end(struct wb_s *wb) {
+wb_end(const struct wb_s *wb) {
 	return wb->ws->r - 1;
 }
 
 /* return the write position */
 static inline char*
-wb_buf(struct wb_s *wb) {
+wb_buf(const struct wb_s *wb) {
 	return wb->w;
 }
 
 /* return one byte less for the final zero byte */
 static inline ssize_t
-wb_space(struct wb_s *wb) {
+wb_space(const struct wb_s *wb) {
 	ssize_t f = wb->ws->r - wb->w;
 	assert(f > 0);
 	return f - 1;
 }
 
 static inline ssize_t
-wb_len(struct wb_s *wb) {
+wb_len(const struct wb_s *wb) {
 	ssize_t l = wb->w - wb->ws->f;
 	assert(l >= 0);
 	return l;