From 8fbea739850f96987a8256e0fb02596755aee0e8 Mon Sep 17 00:00:00 2001
From: Wang Qixiang <43193572+wqx6@users.noreply.github.com>
Date: Tue, 31 Oct 2023 04:15:22 +0800
Subject: [PATCH] esp32: make the shell command line buffer size configurable
 (#30050)

---
 config/esp32/components/chip/Kconfig | 16 ++++++++++++++++
 src/lib/shell/streamer_esp32.cpp     |  4 ++--
 2 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/config/esp32/components/chip/Kconfig b/config/esp32/components/chip/Kconfig
index 00bfed5df9b124..43a766b7dbf8dd 100644
--- a/config/esp32/components/chip/Kconfig
+++ b/config/esp32/components/chip/Kconfig
@@ -96,6 +96,22 @@ menu "CHIP Core"
             help
                 Link the application against CHIP interactive shell.
 
+        config CHIP_SHELL_CMD_LINE_BUF_MAX_LENGTH
+            int "Maximum command line buffer length of the chip shell"
+            depends on ENABLE_CHIP_SHELL
+            default 256
+            help
+                Maximum command line buffer length of the chip shell. The command strings might be received
+                incompletely in the command handlers if they are longer than this buffer length.
+
+        config CHIP_SHELL_CMD_LINE_ARG_MAX_COUNT
+            int "Maximum command line arguments count of the chip shell"
+            depends on ENABLE_CHIP_SHELL
+            default 32
+            help
+                Maximum command line arguments count of the chip shell. The command arguments might be ignored
+                if they are more than this count.
+
         config ENABLE_CHIP_CONTROLLER_BUILD
             bool "Enable chip-controller build"
             default n
diff --git a/src/lib/shell/streamer_esp32.cpp b/src/lib/shell/streamer_esp32.cpp
index 5f71279a0cc0bc..c92170ec730812 100644
--- a/src/lib/shell/streamer_esp32.cpp
+++ b/src/lib/shell/streamer_esp32.cpp
@@ -95,8 +95,8 @@ int streamer_esp32_init(streamer_t * streamer)
     esp_vfs_dev_uart_register();
 #endif // CONFIG_ESP_CONSOLE_USB_SERIAL_JTAG
     esp_console_config_t console_config = {
-        .max_cmdline_length = 256,
-        .max_cmdline_args   = 32,
+        .max_cmdline_length = CONFIG_CHIP_SHELL_CMD_LINE_BUF_MAX_LENGTH,
+        .max_cmdline_args   = CONFIG_CHIP_SHELL_CMD_LINE_ARG_MAX_COUNT,
     };
     ESP_ERROR_CHECK(esp_console_init(&console_config));
     linenoiseSetMultiLine(1);