From def2034d073f81a2c832da212ea352e8057bdd35 Mon Sep 17 00:00:00 2001
From: Bob <bob@umbernetworks.com>
Date: Sat, 8 Nov 2025 23:43:29 +0000
Subject: [PATCH] Fix printf format specifiers for uint64_t and uint32_t

Use PRIu64 and PRIu32 macros from inttypes.h instead of %llu and %u
to fix compilation errors with newer ESP-IDF versions
---
 main/iperf.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/main/iperf.c b/main/iperf.c
index ba2b988..cdd7552 100644
--- a/main/iperf.c
+++ b/main/iperf.c
@@ -1,5 +1,6 @@
 #include <stdio.h>
 #include <string.h>
+#include <inttypes.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <arpa/inet.h>
@@ -110,7 +111,7 @@ static esp_err_t iperf_start_tcp_server(iperf_ctrl_t *ctrl)
             total_len += recv_len;
         }
 
-        ESP_LOGI(TAG, "TCP server received: %llu bytes", total_len);
+        ESP_LOGI(TAG, "TCP server received: %" PRIu64 " bytes", total_len);
         close(client_sock);
     }
 
@@ -154,7 +155,7 @@ static esp_err_t iperf_start_tcp_client(iperf_ctrl_t *ctrl)
     uint32_t actual_time = (xTaskGetTickCount() - start_time) / configTICK_RATE_HZ;
     float bandwidth = (float)total_len * 8 / actual_time / 1000000; // Mbps
 
-    ESP_LOGI(TAG, "TCP client sent: %llu bytes in %u seconds (%.2f Mbps)", 
+    ESP_LOGI(TAG, "TCP client sent: %" PRIu64 " bytes in %" PRIu32 " seconds (%.2f Mbps)", 
              total_len, actual_time, bandwidth);
 
     close(sockfd);
@@ -215,7 +216,7 @@ static esp_err_t iperf_start_udp_server(iperf_ctrl_t *ctrl)
     }
 
     float loss_rate = packet_count > 0 ? (float)lost_packets * 100 / packet_count : 0;
-    ESP_LOGI(TAG, "UDP server received: %llu bytes, %u packets, %u lost (%.2f%%)", 
+    ESP_LOGI(TAG, "UDP server received: %" PRIu64 " bytes, %" PRIu32 " packets, %" PRIu32 " lost (%.2f%%)", 
              total_len, packet_count, lost_packets, loss_rate);
 
     close(sockfd);
@@ -264,7 +265,7 @@ static esp_err_t iperf_start_udp_client(iperf_ctrl_t *ctrl)
     uint32_t actual_time = (xTaskGetTickCount() - start_time) / configTICK_RATE_HZ;
     float bandwidth = actual_time > 0 ? (float)total_len * 8 / actual_time / 1000000 : 0;
 
-    ESP_LOGI(TAG, "UDP client sent: %llu bytes, %u packets in %u seconds (%.2f Mbps)", 
+    ESP_LOGI(TAG, "UDP client sent: %" PRIu64 " bytes, %" PRIu32 " packets in %" PRIu32 " seconds (%.2f Mbps)", 
              total_len, packet_count, actual_time, bandwidth);
 
     close(sockfd);