Fifo code should use unsigned ints

diff --git a/src/include/libradius.h b/src/include/libradius.h
index a6d20f7..891df0d 100644 (file)
--- a/src/include/libradius.h
+++ b/src/include/libradius.h
@@ -909,7 +909,7 @@ void                fr_fifo_free(fr_fifo_t *fi);
 int            fr_fifo_push(fr_fifo_t *fi, void *data);
 void           *fr_fifo_pop(fr_fifo_t *fi);
 void           *fr_fifo_peek(fr_fifo_t *fi);
-int            fr_fifo_num_elements(fr_fifo_t *fi);
+unsigned int   fr_fifo_num_elements(fr_fifo_t *fi);
 
 /*
  *     socket.c

diff --git a/src/lib/fifo.c b/src/lib/fifo.c
index 8c7e0b6..7a9ecfa 100644 (file)
--- a/src/lib/fifo.c
+++ b/src/lib/fifo.c
@@ -27,9 +27,9 @@ RCSID("$Id$")
 #include <freeradius-devel/libradius.h>
 
 struct fr_fifo_t {
-       int num;
-       int first, last;
-       int max;
+       unsigned int num;
+       unsigned int first, last;
+       unsigned int max;
        fr_fifo_free_t freeNode;
 
        void *data[1];
@@ -54,13 +54,13 @@ fr_fifo_t *fr_fifo_create(TALLOC_CTX *ctx, int max, fr_fifo_free_t freeNode)
 
 void fr_fifo_free(fr_fifo_t *fi)
 {
-       int i;
+       unsigned int i;
 
        if (!fi) return;
 
        if (fi->freeNode) {
                for (i = 0 ; i < fi->num; i++) {
-                       int element;
+                       unsigned int element;
 
                        element = i + fi->first;
                        if (element > fi->max) {
@@ -112,7 +112,7 @@ void *fr_fifo_peek(fr_fifo_t *fi)
        return fi->data[fi->first];
 }
 
-int fr_fifo_num_elements(fr_fifo_t *fi)
+unsigned int fr_fifo_num_elements(fr_fifo_t *fi)
 {
        if (!fi) return 0;