From bbcafa43c08c84b502f318c1f7a17dbc1de32df3 Mon Sep 17 00:00:00 2001
From: stamrakar <stamrakar@Ubuntu.myguest.virtualbox.org>
Date: Wed, 6 Nov 2024 00:37:01 -0700
Subject: [PATCH] sockettest still failing

---
 aesd-char-driver/main.c | 10 +++---
 server/aesdsocket.c     | 77 ++++++++++++++++++++++-------------------
 2 files changed, 47 insertions(+), 40 deletions(-)

diff --git a/aesd-char-driver/main.c b/aesd-char-driver/main.c
index c6a47c1..19ea715 100644
--- a/aesd-char-driver/main.c
+++ b/aesd-char-driver/main.c
@@ -186,18 +186,18 @@ static long aesd_adjust_file_offset(struct file *filp, unsigned int write_cmd, u
         goto errout;
     }
 
-    if(write_cmd_offset > dev->circular.entry[write_cmd].size-1)
+    if(write_cmd_offset >= dev->circular.entry[write_cmd].size)
     {
         retval = -EINVAL;
         PDEBUG("write_cmd_offset was out of range. %zu", retval);
         goto errout;
     }
 
-    i = dev->circular.out_offs;
-    while (i != write_cmd)
+    i = 0;
+    while (i < write_cmd)
     {
         filp->f_pos += dev->circular.entry[i].size;
-        i = (i+1) % AESDCHAR_MAX_WRITE_OPERATIONS_SUPPORTED;
+        i++;
     }
 
     filp->f_pos += write_cmd_offset;
@@ -215,7 +215,7 @@ long aesd_unlocked_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 
     if (_IOC_TYPE(cmd) != AESD_IOC_MAGIC) return -ENOTTY;
 	if (_IOC_NR(cmd) > AESDCHAR_IOC_MAXNR) return -ENOTTY;
-    
+
     ssize_t retval; 
     if (filp == NULL)
     {
diff --git a/server/aesdsocket.c b/server/aesdsocket.c
index 9bd9688..aabe93a 100644
--- a/server/aesdsocket.c
+++ b/server/aesdsocket.c
@@ -357,7 +357,7 @@ void *threadfunc(void *args)
     int errnum;
     do{
             bytes_rx = recv(thread_func_args->thread_info.afd, my_buffer+supplementBuf, BUF_SIZE-1, 0); 
-            //syslog(LOG_DEBUG, "Receiving: %s", my_buffer); 
+            syslog(LOG_DEBUG, "Receiving: %s", my_buffer); 
             // syslog(LOG_DEBUG, "new_fd is %d", thread_func_args->thread_info.afd);       
             syslog(LOG_DEBUG, "I have received %ld bytes", bytes_rx);
             if (bytes_rx < 0)
@@ -379,6 +379,7 @@ void *threadfunc(void *args)
                 syslog(LOG_ERR, "sscanf() fail");
                 syslog(LOG_ERR, "sscanf() call err. error string is %s", strerror(errno));
             }
+            syslog(LOG_DEBUG, "seekto.write_cmd is %u and seekto.write_cmd_offset is %u", seekto.write_cmd, seekto.write_cmd_offset);
             int result_ret = ioctl(recvfile_fd, AESDCHAR_IOCSEEKTO, &seekto);
             if (result_ret == 0)
             {
@@ -440,7 +441,7 @@ void *threadfunc(void *args)
 
         nr = write(recvfile_fd, my_buffer, supplementBuf);
 
-        total_size += supplementBuf;
+        //total_size += supplementBuf;
 
         rc = pthread_mutex_unlock(&writeSocket);
         if (rc != 0)
@@ -460,51 +461,55 @@ void *threadfunc(void *args)
         }
 
         syslog(LOG_DEBUG, "Write completed to recvfile_fd");
+    // #if(USE_AESD_CHAR_DEVICE == 1)
+    // if(close(recvfile_fd) == -1)
+    // {   
+    //     syslog(LOG_ERR, "Failed to close recvfile.");
+    //     syslog(LOG_ERR, "error string is %s", strerror(errno));
+    // }
+    // else
+    // {
+    //     syslog(LOG_DEBUG, "HANDLE CLOSED 1");
+    // }
+    // #endif
+    
+    skip_write:
+        #if (USE_AESD_CHAR_DEVICE == 1)
+        if(close(recvfile_fd) == -1)
+        {   
+            syslog(LOG_ERR, "Failed to close recvfile.");
+            syslog(LOG_ERR, "error string is %s", strerror(errno));
+        }
+        else
+        {
+            syslog(LOG_DEBUG, "HANDLE CLOSED 1");
+        }
+        #endif
 
-    #if(USE_AESD_CHAR_DEVICE == 1)
-    if(close(recvfile_fd) == -1)
-    {   
-        syslog(LOG_ERR, "Failed to close recvfile.");
-        syslog(LOG_ERR, "error string is %s", strerror(errno));
-    }
-    else
-    {
-        syslog(LOG_DEBUG, "HANDLE CLOSED 1");
-    }
-    #endif
-    }
 
-skip_write:
+    }
 
     free(my_buffer);
     my_buffer = NULL;
+    
 
+    #if (USE_AESD_CHAR_DEVICE == 0)
 
-
-    #if (USE_AESD_CHAR_DEVICE==0)
-    if(lseek(recvfile_fd, 0, SEEK_SET) == -1)
+    #else
+    recvfile_fd = open(recvfile, O_RDWR | O_CREAT | O_APPEND, 0644);
+    if (recvfile_fd == -1) 
     {
-        syslog(LOG_ERR, "server: lseek");
-        perror("server: lseek set");
+        int err = errno;
+        syslog(LOG_ERR, "%s failed to open. errno -> %d", recvfile, err);
+        syslog(LOG_ERR, "Error: %s", strerror(errno));
         closeAll(EXIT_FAILURE);
     }
-    #else
-        recvfile_fd = open(recvfile, O_RDWR | O_CREAT | O_APPEND, 0644);
-        if (recvfile_fd == -1) 
-        {
-            /*error*/
-            int err = errno;
-            syslog(LOG_ERR, "%s failed to open. errno izz -> %d", recvfile, err);
-            syslog(LOG_ERR, "Error: %s", strerror(errno));
-            closeAll(EXIT_FAILURE);
-        }
-        else
-        {
-            syslog(LOG_DEBUG, "HANDLE OPENED 2");
-        }
+    else
+    {
+        syslog(LOG_DEBUG, "HANDLE OPENED 2");
+    }
     #endif
 
-    
 
     rc = pthread_mutex_lock(&writeSocket);
     if (rc != 0)
@@ -526,7 +531,9 @@ void *threadfunc(void *args)
 
 
     //printf("total size here is %ld, \n", total_size);
+    total_size = lseek(recvfile_fd, 0, SEEK_END);
     syslog(LOG_DEBUG, "total size here is %ld", total_size);
+    lseek(recvfile_fd, 0, SEEK_SET);
     while ((bytes_read = read(recvfile_fd, send_my_buffer, total_size)) > 0) {
         syslog(LOG_DEBUG, "bytes_read is %ld", bytes_read);
         //syslog(LOG_DEBUG, "Sending: %s",send_my_buffer);