added disk support to the nbd server

[palacios.git] / misc / network_servers / v3_nbd / iso.cc

diff --git a/misc/network_servers/v3_nbd/iso.cc b/misc/network_servers/v3_nbd/iso.cc
index 31faa85..b3542a6 100644 (file)
--- a/misc/network_servers/v3_nbd/iso.cc
+++ b/misc/network_servers/v3_nbd/iso.cc
@@ -51,7 +51,7 @@ unsigned int iso_image::read(unsigned char * buf, off_t offset, int length) {
     fseeko(this->f, offset, SEEK_SET);
 
     while (bytes_read < total_bytes) {
-       int tmp_bytes = fread(buf, 1, length, this->f);
+       int tmp_bytes = fread(buf, 1, length - bytes_read, this->f);
        
        if (tmp_bytes == 0) {
            break;
@@ -65,7 +65,6 @@ unsigned int iso_image::read(unsigned char * buf, off_t offset, int length) {
 
 
 unsigned int iso_image::write(unsigned char * buf, off_t offset, int length) {
-    
     return 0;
 }