1 files changed, 88 insertions, 0 deletions
diff --git a/log.c b/log.c
new file mode 100644
index 00000000..c6995361
--- /dev/null
+++ b/log.c
@@ -0,0 +1,88 @@
+#include <unistd.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include "file.h"
+#include "map_data.h"
+#include "log.h"
+
+void
+log_write(char *message, struct file *file, void *data, int size)
+{
+	char log[4096];
+	unsigned char *l,*p=data;
+
+	int fd=open("log.txt",O_RDWR|O_CREAT|O_APPEND|O_SYNC, 0644);
+	sprintf(log,"# %s\n",message);
+	l=log+strlen(log);
+	sprintf(l, "%s 0x%x ", file->name, p-file->begin);
+	l=log+strlen(log);
+	while (size) {
+		sprintf(l,"%02x ", *p++);
+		l+=3;
+		size--;
+	}
+	*l++='\n';
+	*l='\0';
+	write(fd, log, strlen(log));
+	close(fd);
+}
+
+void
+log_apply(struct map_data *map, int files)
+{
+	char buffer[4096],*p;
+	char *filename, *addr;
+	struct file *file;
+	unsigned char *data;
+	unsigned long dataval;
+	struct map_data *curr;
+	int j;
+
+	FILE *f=fopen("log.txt","r");
+	if (!f) 
+		return;
+	while (fgets(buffer, 4096, f)) {
+		if (buffer[0] != '#') {
+			buffer[strlen(buffer)-1]='\0';
+			filename=buffer;
+			p=buffer;
+			while (*p && *p != ' ')
+				p++;		
+			if (! *p)
+				continue;
+			*p++=0;
+			file=NULL;
+			curr=map;
+			while (curr) {
+				for(j = 0 ; j < files ; j++) {
+					if (curr->file[j] && !strcmp(curr->file[j]->name, filename)) {
+						file=curr->file[j];
+						break;
+					}
+				}
+				if (file)
+					break;
+				curr=curr->next;
+			}
+			if (file) {
+				addr=p;				
+				while (*p && *p != ' ')
+					p++;
+				if (! *p)
+					continue;
+				*p++=0;	
+				data=file->begin+strtoul(addr, NULL, 16);
+				while (*p) {
+					dataval=strtoul(p, NULL, 16);
+					*data++=dataval;
+					p+=2;					
+					while (*p == ' ')
+						p++;
+				}	
+			}
+		}
+	}	
+	fclose(f);
+}