file_get searches key

temp.c

@@ -51,7 +51,7 @@ void file_del(off_t offset, char *key)
     sem_post(&mutex[index]);
     
 }
-void file_get(off_t offset, char *key, char *value)
+void file_get(char *key, char *value)
 {   
     /* Gets the value stored at offset */
     /* Does not depend on key argument */
@@ -62,25 +62,24 @@ void file_get(off_t offset, char *key, char *value)
     if(readCounters[index]==1)
         sem_wait(&mutex[index]);
     sem_post(&readerLocks[index]);
-    
-    lseek(fds[index], offset, SEEK_SET);
-    char line[10];
+    char *line;
     //FILE *fp =fdopen(fds[index],"r+");
    // fseek(fp, offset,SEEK_SET);
     size_t len=0;
     
     char ch;
     int k=-1;
-    while(read(fds[index], &ch,sizeof(ch))!=-1 && ch!='\n')
-    {  
-        if(k>=0)
-        {
-        value[k++]=ch;
-        }
-        if(ch==':')
+   
+    FILE *fp=fdopen(fds[index],"r+");
+    while ((getline(&line, &len, fp)) != -1)
     {
-            k=0;  
+        char *fkey=strtok(line,":");
+        char *fvalue=strtok(NULL,":");
+        if(strcmp(key,fkey)==0){
+            memcpy(value,fvalue,strlen(fvalue));
+            break;
         }
+        
     }
     sem_wait(&readerLocks[index]);
     readCounters[index]-=1;
@@ -107,6 +106,13 @@ off_t file_put(char *key,char *value) {
     sem_post(&mutex[index]);
 
     return position;
+}
+void file_search(char *key,char *value)
+{
+    int index=modulus(key,256,setSize);
+
+
+
 }
 int main()
 {
@@ -146,8 +152,8 @@ int main()
 
     offset = file_put(prevkey, "value1");
     offset = file_put(key, value);
-    file_get(9, prevkey, value);   // Doesnot depend on key arg, returns key and value at offset 0
+    file_get(prevkey, value);   // Doesnot depend on key arg, returns key and value at offset 0
     printf("%s\n", value);
-    file_del(offset, prevkey);
+    //file_del(offset, prevkey);
 
 }