Remove ucore_ prefix from headers and source files

src/buffer.c

@@ -0,0 +1,119 @@
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdarg.h>
+#include "ucore/buffer.h"
+ 
+GBuf*
+uc_new_gbuf(size_t initsz)
+{	
+	GBuf *p;
+	p = malloc(sizeof *p);
+	if (p == NULL)
+		return NULL;
+
+	p->used = 0;
+	p->len = initsz;
+	p->buf = NULL;
+    p->ref_cnt = 1;
+
+	if (initsz != 0 && (p->buf = malloc(initsz)) == NULL) {
+		free(p);
+		return NULL;
+	} 
+	
+	return p;
+}
+
+void
+uc_gbuf_ref(GBuf *buf)
+{
+    buf->ref_cnt++;
+}
+
+void
+uc_gbuf_unref(GBuf *buf)
+{
+    buf->ref_cnt--;
+
+    if (buf->ref_cnt == 0) {
+        free(buf->buf);
+        free(buf);
+    }
+}
+
+int 
+uc_gbuf_append(GBuf *buf,const void *data,size_t len)
+{
+	unsigned char *gbuf;
+	
+	if (buf->len - buf->used < len)
+		if (uc_gbuf_grow(buf, len + len/2))
+			return -1;
+
+	gbuf = buf->buf;
+	memcpy(gbuf + buf->used, data, len);
+	buf->used += len;
+	
+	return 0;	
+}
+
+int uc_gbuf_printf(GBuf *buf, const char *fmt, ...)
+{
+    va_list ap;
+    va_list apc;
+    int rc = 0;
+    int remaining;
+
+    va_start(ap, fmt);
+
+    //increment buffer if snprintf indicates the results were truncated
+    do {
+
+        va_copy(apc, ap);
+        char *gbuf;
+
+        remaining = uc_gbuf_remaining(buf);
+        if (rc >= remaining) { 
+            if (uc_gbuf_grow(buf, buf->len + (rc - remaining) + 1)) {
+                rc = -1;
+                va_end(apc);
+                break;
+            }
+            remaining = uc_gbuf_remaining(buf);
+        }
+
+        gbuf = buf->buf;
+
+        rc = vsnprintf(gbuf + buf->used, remaining, fmt, apc);
+        va_end(apc);
+
+    } while (rc >= remaining);
+
+    if(rc > 0) {
+        buf->used += rc; 
+    }
+   
+   va_end(ap);
+
+   return rc; 
+}
+
+int
+uc_gbuf_grow(GBuf *buf, size_t addlen)
+{
+	void *tmp;
+	size_t newsz;
+
+	newsz = buf->len + addlen;
+
+	tmp = realloc(buf->buf,newsz);
+	if (tmp == NULL)
+		return -1;
+
+	buf->buf = tmp;
+	buf->len = newsz;
+
+	return 0;
+}
+