From b9cab65e320fccc04cd06694e717db5e4abb5dcc Mon Sep 17 00:00:00 2001
From: Stef Walter <stef@memberwebs.com>
Date: Sat, 24 Apr 2004 23:57:22 +0000
Subject: Put nice assertions all over the place.

---
 common/buffer.c | 42 +++++++++++++++++++++++++++++++++++++++---
 1 file changed, 39 insertions(+), 3 deletions(-)

(limited to 'common/buffer.c')

diff --git a/common/buffer.c b/common/buffer.c
index a5b18a7..0bba3bf 100644
--- a/common/buffer.c
+++ b/common/buffer.c
@@ -18,6 +18,8 @@
 
 void buffer_bump(ha_buffer_t* buf, int count)
 {
+  ASSERT(buf && count);
+
   if(ha_buferr(buf))
     return;
 
@@ -49,12 +51,15 @@ void buffer_bump(ha_buffer_t* buf, int count)
 
 void ha_bufinit(ha_buffer_t* buf)
 {
+  ASSERT(buf);
   memset(buf, 0, sizeof(*buf));
   ha_bufreset(buf);
 }
 
 void ha_bufreset(ha_buffer_t* buf)
 {
+  ASSERT(buf);
+
   if(!buf->_dt || buf->_al == 0)
   {
     buf->_dt = (char*)reallocf(buf->_dt, 256 * sizeof(char));
@@ -75,6 +80,8 @@ void ha_bufreset(ha_buffer_t* buf)
 
 void ha_buffree(ha_buffer_t* buf)
 {
+  ASSERT(buf);
+
   if(buf->_dt)
     free(buf->_dt);
 
@@ -87,6 +94,9 @@ int ha_bufreadline(int fd, ha_buffer_t* buf)
 {
   int l;
 
+  ASSERT(buf);
+  ASSERT(fd != -1);
+
   if(ha_buferr(buf))
     return 0;
 
@@ -142,6 +152,8 @@ char* ha_bufparseword(ha_buffer_t* buf, const char* delims)
 {
   char* word = NULL;
 
+  ASSERT(buf && delims);
+
   if(ha_buferr(buf))
     return NULL;
 
@@ -191,6 +203,8 @@ char* ha_bufparseline(ha_buffer_t* buf, int trim)
   char* t;
   char* line = NULL;
 
+  ASSERT(buf);
+
   if(ha_buferr(buf))
     return NULL;
 
@@ -237,6 +251,8 @@ char* ha_bufmcat(ha_buffer_t* buf, ...)
   const char* str;
   va_list ap;
 
+  ASSERT(buf);
+
   va_start(ap, buf);
 
   if(ha_buferr(buf))
@@ -267,12 +283,18 @@ char* ha_bufmcat(ha_buffer_t* buf, ...)
 
 char* ha_bufcpy(ha_buffer_t* buf, const char* src)
 {
-  size_t len = strlen(src);
+  size_t len;
+
+  ASSERT(buf && src);
+
+  len = strlen(src);
   return ha_bufncpy(buf, src, len);
 }
 
 char* ha_bufncpy(ha_buffer_t* buf, const char* src, size_t len)
 {
+  ASSERT(buf && src);
+
   if(ha_buferr(buf))
     return NULL;
 
@@ -296,6 +318,8 @@ void* ha_bufmalloc(ha_buffer_t* buf, size_t sz)
 {
   void* ret;
 
+  ASSERT(buf && sz);
+
   if(ha_buferr(buf))
     return NULL;
 
@@ -315,9 +339,13 @@ void* ha_bufmalloc(ha_buffer_t* buf, size_t sz)
 
 void* ha_bufmemdup(ha_buffer_t* buf, const void* src, size_t bytes)
 {
-  void* mem = ha_bufmalloc(buf, bytes);
-  if(mem)
+  void* mem;
+
+  ASSERT(buf && src && bytes);
+
+  if((mem = ha_bufmalloc(buf, bytes)) != NULL)
     memcpy(mem, src, bytes);
+
   return mem;
 }
 
@@ -357,6 +385,8 @@ char* ha_bufenc64(ha_buffer_t* buf, const void* source, size_t len)
   unsigned char* src = (unsigned char*)source;
   size_t i;
 
+  ASSERT(buf && source && len);
+
   if(ha_buferr(buf))
     return NULL;
 
@@ -422,6 +452,8 @@ void* ha_bufdec64(ha_buffer_t* buf, const char* src, size_t bytes)
   char* pos;
   size_t done = 0;
 
+  ASSERT(buf && src);
+
   if(ha_buferr(buf))
     return NULL;
 
@@ -491,6 +523,8 @@ char* ha_bufenchex(ha_buffer_t* buf, const void* source, size_t len)
   unsigned char* src = (unsigned char*)source;
   unsigned char j;
 
+  ASSERT(buf && source && len);
+
   buffer_bump(buf, (len * 2) + 1);
 
   if(ha_buferr(buf))
@@ -524,6 +558,8 @@ void* ha_bufdechex(ha_buffer_t* buf, const char* src, size_t bytes)
   size_t done = 0;
   char* pos;
 
+  ASSERT(buf && src);
+
   if(bytes != 0)
   {
     buffer_bump(buf, bytes + 1);
-- 
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