Move virBuffer functions into src/buf.c,h

ChangeLog

+Tue Jun 26 18:30:00 EST 2007 Daniel P. Berrange <berrange@redhat.com>
+
+	* qemud/buf.c, qemud/buf.h: Remove obsolete files
+	* src/xml.c: remove virBuffer functions
+	* src/buf.c, src/buf.c, src/Makefile.am: Re-add virBuffer functions
+	* proxy/Makefile.am, qemud/Makefile.am, qemud/conf.c,
+	qemud/driver.c, src/conf.c, src/test.c, src/xen_internal.c,
+	src/xend_internal.c, src/xm_internal.c, src/xmlrpc.h,
+	tests/xmlrpc.test: Adapt to deal with new location of headers
+	for virBuffer functions.
+
 Tue Jun 26 18:21:00 EST 2007 Daniel P. Berrange <berrange@redhat.com>
 
 	* qemud/conf.c, qemud/driver.c, qemud/buf.c, qemud/buf.h:

proxy/Makefile.am

@@ -10,7 +10,7 @@ libexec_PROGRAMS = libvirt_proxy
 libvirt_proxy_SOURCES = libvirt_proxy.c @top_srcdir@/src/xend_internal.c \
 	    @top_srcdir@/src/xen_internal.c @top_srcdir@/src/virterror.c \
 	    @top_srcdir@/src/sexpr.c @top_srcdir@/src/xml.c \
-            @top_srcdir@/src/xs_internal.c
+            @top_srcdir@/src/xs_internal.c @top_srcdir@/src/buf.c
 libvirt_proxy_LDFLAGS = $(WARN_CFLAGS)
 libvirt_proxy_DEPENDENCIES =
 libvirt_proxy_LDADD =

qemud/Makefile.am

@@ -13,7 +13,7 @@ libvirt_qemud_SOURCES = \
                 bridge.c bridge.h \
                 iptables.c iptables.h \
                 uuid.c uuid.h \
-		buf.c buf.h \
+		../src/buf.c \
 		protocol.h protocol.c \
 		remote_protocol.h remote_protocol.c \
 		remote.c \

qemud/conf.c

@@ -45,19 +45,7 @@
 #include "internal.h"
 #include "conf.h"
 #include "uuid.h"
-#include "buf.h"
-
-extern void __virRaiseError(virConnectPtr conn,
-                            virDomainPtr dom,
-                            virNetworkPtr net,
-                            int domain,
-                            int code,
-                            virErrorLevel level,
-                            const char *str1,
-                            const char *str2,
-                            const char *str3,
-                            int int1, int int2, const char *msg, ...)
-  ATTRIBUTE_FORMAT(printf, 12, 13);
+#include "../src/buf.h"
 
 void qemudReportError(virConnectPtr conn,
                       virDomainPtr dom,

qemud/driver.c

@@ -49,7 +49,7 @@
 #include <libvirt/virterror.h>
 
 #include "event.h"
-#include "buf.h"
+#include "../src/buf.h"
 #include "driver.h"
 
 static int qemudSetCloseExec(int fd) {

src/Makefile.am

@@ -29,6 +29,7 @@ CLIENT_SOURCES =						\
 		libvirt.c internal.h				\
 		hash.c hash.h					\
 		test.c test.h                                   \
+                buf.c buf.h					\
 		xml.c xml.h					\
 		xen_unified.c xen_unified.h			\
 		xen_internal.c xen_internal.h			\

src/conf.c

@@ -18,7 +18,7 @@
 #include <fcntl.h>
 
 #include "internal.h"
-#include "xml.h"
+#include "buf.h"
 #include "conf.h"
 
 /************************************************************************

src/test.c

@@ -39,6 +39,7 @@
 #include "internal.h"
 #include "test.h"
 #include "xml.h"
+#include "buf.h"
 
 int testOpen(virConnectPtr conn,
              const char *name,

src/xen_internal.c

@@ -35,7 +35,7 @@
 /* required for shutdown flags */
 #include <xen/sched.h>
 
-#include "xml.h"
+#include "buf.h"
 
 /* #define DEBUG */
 /*

src/xend_internal.c

@@ -35,6 +35,7 @@
 #include "internal.h"
 #include "sexpr.h"
 #include "xml.h"
+#include "buf.h"
 #include "xen_unified.h"
 #include "xend_internal.h"
 #include "xen_internal.h" /* for DOM0_INTERFACE_VERSION */

src/xm_internal.c

@@ -47,6 +47,7 @@
 #include "hash.h"
 #include "internal.h"
 #include "xml.h"
+#include "buf.h"
 
 typedef struct xenXMConfCache *xenXMConfCachePtr;
 typedef struct xenXMConfCache {

src/xml.c

@@ -22,6 +22,7 @@
 #include "hash.h"
 #include "sexpr.h"
 #include "xml.h"
+#include "buf.h"
 #include "xs_internal.h" /* for xenStoreDomainGetNetworkID */
 
 /**
@@ -268,177 +269,6 @@ virXPathNodeSet(const char *xpath, xmlXPathContextPtr ctxt, xmlNodePtr **list) {
 }
 #endif /* !PROXY */
 
-/**
- * virBufferGrow:
- * @buf:  the buffer
- * @len:  the minimum free size to allocate on top of existing used space
- *
- * Grow the available space of an XML buffer to at least @len bytes.
- *
- * Returns the new available space or -1 in case of error
- */
-static int
-virBufferGrow(virBufferPtr buf, unsigned int len)
-{
-    int size;
-    char *newbuf;
-
-    if (buf == NULL)
-        return (-1);
-    if (len + buf->use < buf->size)
-        return (0);
-
-    size = buf->use + len + 1000;
-
-    newbuf = (char *) realloc(buf->content, size);
-    if (newbuf == NULL) {
-        virXMLError(NULL, VIR_ERR_NO_MEMORY, _("growing buffer"), size);
-        return (-1);
-    }
-    buf->content = newbuf;
-    buf->size = size;
-    return (buf->size - buf->use);
-}
-
-/**
- * virBufferAdd:
- * @buf:  the buffer to dump
- * @str:  the string
- * @len:  the number of bytes to add
- *
- * Add a string range to an XML buffer. if len == -1, the length of
- * str is recomputed to the full string.
- *
- * Returns 0 successful, -1 in case of internal or API error.
- */
-int
-virBufferAdd(virBufferPtr buf, const char *str, int len)
-{
-    unsigned int needSize;
-
-    if ((str == NULL) || (buf == NULL)) {
-        return -1;
-    }
-    if (len == 0)
-        return 0;
-
-    if (len < 0)
-        len = strlen(str);
-
-    needSize = buf->use + len + 2;
-    if (needSize > buf->size) {
-        if (!virBufferGrow(buf, needSize - buf->use)) {
-            return (-1);
-        }
-    }
-    /* XXX: memmove() is 2x slower than memcpy(), do we really need it? */
-    memmove(&buf->content[buf->use], str, len);
-    buf->use += len;
-    buf->content[buf->use] = 0;
-    return (0);
-}
-
-virBufferPtr
-virBufferNew(unsigned int size)
-{
-    virBufferPtr buf;
-
-    if (!(buf = malloc(sizeof(*buf)))) {
-        virXMLError(NULL, VIR_ERR_NO_MEMORY, _("allocate new buffer"), sizeof(*buf));
-        return NULL;
-    }
-    if (size && (buf->content = malloc(size))==NULL) {
-        virXMLError(NULL, VIR_ERR_NO_MEMORY, _("allocate buffer content"), size);
-        free(buf);
-        return NULL;
-    }
-    buf->size = size;
-    buf->use = 0;
-
-    return buf;
-}
-
-void
-virBufferFree(virBufferPtr buf)
-{
-    if (buf) {
-        if (buf->content)
-            free(buf->content);
-        free(buf);
-    }
-}
-
-/**
- * virBufferVSprintf:
- * @buf:  the buffer to dump
- * @format:  the format
- * @argptr:  the variable list of arguments
- *
- * Do a formatted print to an XML buffer.
- *
- * Returns 0 successful, -1 in case of internal or API error.
- */
-int
-virBufferVSprintf(virBufferPtr buf, const char *format, ...)
-{
-    int size, count;
-    va_list locarg, argptr;
-
-    if ((format == NULL) || (buf == NULL)) {
-        return (-1);
-    }
-    size = buf->size - buf->use - 1;
-    va_start(argptr, format);
-    va_copy(locarg, argptr);
-    while (((count = vsnprintf(&buf->content[buf->use], size, format,
-                               locarg)) < 0) || (count >= size - 1)) {
-        buf->content[buf->use] = 0;
-        va_end(locarg);
-        if (virBufferGrow(buf, 1000) < 0) {
-            return (-1);
-        }
-        size = buf->size - buf->use - 1;
-        va_copy(locarg, argptr);
-    }
-    va_end(locarg);
-    buf->use += count;
-    buf->content[buf->use] = 0;
-    return (0);
-}
-
-/**
- * virBufferStrcat:
- * @buf:  the buffer to dump
- * @argptr:  the variable list of strings, the last argument must be NULL
- *
- * Concatenate strings to an XML buffer.
- *
- * Returns 0 successful, -1 in case of internal or API error.
- */
-int
-virBufferStrcat(virBufferPtr buf, ...)
-{
-    va_list ap;
-    char *str;
-
-    va_start(ap, buf);
-
-    while ((str = va_arg(ap, char *)) != NULL) {
-        unsigned int len = strlen(str);
-        unsigned int needSize = buf->use + len + 2;
-
-        if (needSize > buf->size) {
-            if (!virBufferGrow(buf, needSize - buf->use))
-                return -1;
-        }
-        memcpy(&buf->content[buf->use], str, len);
-        buf->use += len;
-        buf->content[buf->use] = 0;
-    }
-    va_end(ap);
-    return 0;
-}
-
 
 #ifndef PROXY
 /**

src/xml.h

@@ -15,26 +15,6 @@
 extern "C" {
 #endif
 
-/**
- * virBuffer:
- *
- * A buffer structure.
- */
-typedef struct _virBuffer virBuffer;
-typedef virBuffer *virBufferPtr;
-struct _virBuffer {
-    char *content;          /* The buffer content UTF8 */
-    unsigned int use;       /* The buffer size used */
-    unsigned int size;      /* The buffer size */
-};
-
-virBufferPtr virBufferNew(unsigned int size);
-void virBufferFree(virBufferPtr buf);
-int virBufferAdd(virBufferPtr buf, const char *str, int len);
-int virBufferVSprintf(virBufferPtr buf, const char *format, ...)
-  ATTRIBUTE_FORMAT(printf, 2, 3);
-int virBufferStrcat(virBufferPtr buf, ...);
-
 int		virXPathBoolean	(const char *xpath,
 				 xmlXPathContextPtr ctxt);
 char *		virXPathString	(const char *xpath,

src/xmlrpc.h

@@ -19,7 +19,7 @@
 #include <time.h>
 #include <stdarg.h>
 
-#include "xml.h"
+#include "buf.h"
 
 typedef enum _xmlRpcValueType xmlRpcValueType;
 

tests/xmlrpctest.c

@@ -20,7 +20,7 @@
 #include <libxml/xpath.h>
 
 #include "libvirt/libvirt.h"
-#include "xml.h"
+#include "buf.h"
 #include "xmlrpc.h"
 
 #include "testutils.h"