Basic logging mechanism.

2 files changed, 117 insertions, 0 deletions

diff --git a/common/SConscript b/common/SConscript
new file mode 100644
index 0000000..34525ce
--- /dev/null
+++ b/common/SConscript
@@ -0,0 +1,2 @@
+Import('env')
+
diff --git a/common/log.hpp b/common/log.hpp
new file mode 100644
index 0000000..e150072
--- /dev/null
+++ b/common/log.hpp
@@ -0,0 +1,115 @@
+
+#ifndef LOG_HPP_
+#define LOG_HPP_
+
+#include <windows.h>
+
+#include <d3d8.h>
+
+#include <stdio.h>
+
+
+class Log
+{
+public:
+    Log(const char *filename) {
+        file = fopen(filename, "wt");
+        write("<?xml version='1.0' encoding='UTF-8'?>\n");
+        write("<?xml-stylesheet type='text/xsl' href='d3dtrace.xsl'?>\n");
+        write("<trace>\n");
+    }
+    
+    ~Log() {
+        write("</trace>\n");
+        fclose(file);
+    }
+    
+    void write(const char *s) {
+        fputs(s, file);
+    }
+    
+    void writef(const char *f, ...) {
+        va_list ap;
+        va_start(ap, f);
+        vfprintf(file, f, ap);
+        va_end(ap);
+    }
+    
+    void eol(void) {
+        fputs("\n", file);
+    }
+    
+    void tag(const char *name) {
+        write("<");
+        write(name);
+        write(">");
+    }
+    
+    void tag_begin(const char *name) {
+        write("<");
+        write(name);
+    }
+    
+    void tag_attr(const char *name, const char *value) {
+        write(" ");
+        write(name);
+        write("=\"");
+        write(value);
+        write("\"");
+    }
+    
+    void tag_end(void) {
+        write(">");
+    }
+    
+    void tag_close(const char *name) {
+        write("</");
+        write(name);
+        write(">");
+    }
+    
+    void call_begin(const char *function) {
+        write("\t");
+        tag_begin("call");
+        tag_attr("name", function);
+        tag_end();
+        eol();
+    }
+    
+    void call_end() {
+        write("\t");
+        tag_close("call");
+        eol();
+    }
+    
+    void param_begin(const char *type, const char *name) {
+        write("\t\t");
+        tag_begin("param");
+        tag_attr("type", type);
+        tag_attr("name", name);
+        tag_end();
+    }
+    
+    void param_end(void) {
+        tag_close("param");
+        eol();
+    }
+    
+    void param_uint(const char *name, UINT value) {
+        param_begin("UINT", name);
+        writef("%u", value);
+        param_end();
+    }
+    
+    void param_dword(const char *name, DWORD value) {
+        param_begin("DWORD", name);
+        writef("0x%08lx", value);
+        param_end();
+    }
+    
+protected:
+    FILE *file;
+};
+
+
+#endif /* LOG_HPP_ */