update: function cleanups, better way to handle package paths

src/mptp/client.c

@@ -2,7 +2,6 @@
 #include "../../include/mptp.h"
 #include "../../include/util.h"
 
-#include <arpa/inet.h>
 #include <stdbool.h>
 #include <string.h>
 #include <errno.h>

src/mptp/server.c

@@ -2,7 +2,6 @@
 #include "../../include/mptp.h"
 #include "../../include/util.h"
 
-#include <arpa/inet.h>
 #include <stdbool.h>
 #include <string.h>
 

src/mptp/utils.c

@@ -1,19 +1,21 @@
 #include "../../include/mptp.h"
+#include "../../include/util.h"
+#include <errno.h>
 #include <stdio.h>
+#include <unistd.h>
 
 bool lm_mptp_sendfile(int sock, struct sockaddr *addr, char *path){
+  if (NULL == path)
+    return false;
+
   lm_mptp_t packet;
   bool ret = false;
 
-  if (NULL == path) {
-    lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
-    goto end;
-  }
-
   FILE  *file = fopen(path, "r");
   size_t read = 0;
 
   if(NULL == file){
+    pdebug(__func__, "failed to open file: %s", path);
     lm_mptp_init(&packet, false, MPTP_S2C_BRUH, true);
     goto end;
   }
@@ -36,13 +38,27 @@ end:
 }
 
 bool lm_mptp_recvfile(int sock, char *path){
+  if(NULL == path)
+    return false;
+
+  if(unlink(path) < 0 && errno != ENOENT)
+    return false;
+
   FILE *file = fopen(path, "a");
   bool ret = false;
   lm_mptp_t packet;
 
+  if(NULL == file){
+    pdebug(__func__, "failed to open file: %s", path);
+    goto end;
+  }
+
   while(lm_mptp_client_recv(sock, &packet)){
     if(!lm_mptp_client_verify(&packet))
       goto end;
+
+    if(MPTP_FLAGS_CODE(&packet) != MPTP_S2C_COOL)
+      goto end;
   
     if(MPTP_IS_LAST(&packet))
       break;