many more stuff

git-svn-id: file:///home/lennart/svn/public/ivam2/trunk@5 dbf6933d-3bce-0310-9bcc-ed052ba35b35

1 files changed, 44 insertions, 0 deletions

diff --git a/src/util.c b/src/util.c
new file mode 100644
index 0000000..415da09
--- /dev/null
+++ b/src/util.c
@@ -0,0 +1,44 @@
+#include "util.h"
+
+char *basename(const char *path) {
+    const char *p;
+
+    if (p = strrchr(path, '/'))
+        return p+1;
+
+    return path;
+}
+
+ssize_t loop_read(int FILEDES, void *BUFFER, size_t SIZE) {
+    int c = 0;
+    
+    while (SIZE > 0) {
+        int r = read(FILEDES, BUFFER, SIZE);
+
+        if (r <= 0)
+            break;
+
+        SIZE -= r;
+        c += r;
+        BUFFER = ((void*) (((char*) BUFFER) + r));
+    }
+
+    return c;
+}
+
+ssize_t loop_write(int FILEDES, const void *BUFFER, size_t SIZE) {
+    int c = 0;
+    
+    while (SIZE > 0) {
+        int r = write(FILEDES, BUFFER, SIZE);
+
+        if (r <= 0)
+            break;
+
+        SIZE -= r;
+        c += r;
+        BUFFER = ((void*) (((char*) BUFFER) + r));
+    }
+
+    return c;
+}