fix(PPP): Use min str size buffer requirements for modem getters (#12688)

* fix(PPP): Use min str size buffer for modem getters

* ci(pre-commit): Apply automatic fixes

---------

Co-authored-by: pre-commit-ci-lite[bot] <117423508+pre-commit-ci-lite[bot]@users.noreply.github.com>

Author: david-cermak

libraries/PPP/src/PPP.cpp

@@ -13,7 +13,7 @@
 #include "soc/soc_caps.h"
 #include "esp_private/periph_ctrl.h"
 #if SOC_PERIPH_CLK_CTRL_SHARED
-#define HP_UART_SRC_CLK_ATOMIC()       PERIPH_RCC_ATOMIC()
+#define HP_UART_SRC_CLK_ATOMIC() PERIPH_RCC_ATOMIC()
 #else
 #define HP_UART_SRC_CLK_ATOMIC()
 #endif
@@ -560,7 +560,7 @@ int PPPClass::BER() const {
 String PPPClass::IMSI() const {
   PPP_CMD_MODE_CHECK(String());
 
-  char imsi[32];
+  char imsi[CONFIG_ESP_MODEM_C_API_STR_MAX];
   esp_err_t err = esp_modem_get_imsi(_dce, imsi);
   if (err != ESP_OK) {
     log_e("esp_modem_get_imsi failed with %d %s", err, esp_err_to_name(err));
@@ -573,7 +573,7 @@ String PPPClass::IMSI() const {
 String PPPClass::IMEI() const {
   PPP_CMD_MODE_CHECK(String());
 
-  char imei[32];
+  char imei[CONFIG_ESP_MODEM_C_API_STR_MAX];
   esp_err_t err = esp_modem_get_imei(_dce, imei);
   if (err != ESP_OK) {
     log_e("esp_modem_get_imei failed with %d %s", err, esp_err_to_name(err));
@@ -586,7 +586,7 @@ String PPPClass::IMEI() const {
 String PPPClass::moduleName() const {
   PPP_CMD_MODE_CHECK(String());
 
-  char name[32];
+  char name[CONFIG_ESP_MODEM_C_API_STR_MAX];
   esp_err_t err = esp_modem_get_module_name(_dce, name);
   if (err != ESP_OK) {
     log_e("esp_modem_get_module_name failed with %d %s", err, esp_err_to_name(err));
@@ -599,7 +599,7 @@ String PPPClass::moduleName() const {
 String PPPClass::operatorName() const {
   PPP_CMD_MODE_CHECK(String());
 
-  char oper[32];
+  char oper[CONFIG_ESP_MODEM_C_API_STR_MAX];
   int act = 0;
   esp_err_t err = esp_modem_get_operator_name(_dce, oper, &act);
   if (err != ESP_OK) {