From: Scott Worley <scottworley@scottworley.com>
Date: Mon, 9 Oct 2023 18:32:22 +0000 (-0700)
Subject: client: Prefix all the config settings with "config_"
X-Git-Tag: v0.1.0~51
X-Git-Url: http://git.scottworley.com/tattlekey/commitdiff_plain/d7789e5bc00881da0f9e0e96b867309f5289dc8f?ds=inline

client: Prefix all the config settings with "config_"
---

diff --git a/client/button.c b/client/button.c
index 4df8d66..1f111a1 100644
--- a/client/button.c
+++ b/client/button.c
@@ -8,7 +8,7 @@
 static callback_t button_callback = NULL;
 
 static void respond_to_gpio_interrupt(uint gpio, uint32_t event_mask) {
-  if (gpio == button_pin && event_mask & GPIO_IRQ_EDGE_FALL &&
+  if (gpio == config_button_pin && event_mask & GPIO_IRQ_EDGE_FALL &&
       button_callback) {
     button_callback();
   }
@@ -17,7 +17,7 @@ static void respond_to_gpio_interrupt(uint gpio, uint32_t event_mask) {
 void begin_listening_for_button_press(callback_t callback) {
   button_callback = callback;
 
-  gpio_set_pulls(button_pin, 1, 0);
+  gpio_set_pulls(config_button_pin, 1, 0);
 
   /* Allow some time for the pull-up to take effect.
    * I'm not sure if this is necessary.
@@ -25,6 +25,6 @@ void begin_listening_for_button_press(callback_t callback) {
    * the internal GPIO pull-up resistors are 50k. */
   sleep_ms(100);
 
-  gpio_set_irq_enabled_with_callback(button_pin, GPIO_IRQ_EDGE_FALL, 1,
+  gpio_set_irq_enabled_with_callback(config_button_pin, GPIO_IRQ_EDGE_FALL, 1,
                                      respond_to_gpio_interrupt);
 }
diff --git a/client/config.c b/client/config.c
index a9dc66e..9bd216d 100644
--- a/client/config.c
+++ b/client/config.c
@@ -1,27 +1,27 @@
 #include "config.h"
 
 /* Wi-Fi credentials */
-char wifi_ssid[] = "THEWIFISSID";
-char wifi_pass[] = "THEWIFIPASSWORD";
+char config_wifi_ssid[] = "THEWIFISSID";
+char config_wifi_pass[] = "THEWIFIPASSWORD";
 
 /* Network address of the server to contact */
-char tattle_server_ip_address[] = "192.168.10.10";
-u16_t tattle_port = 29803; // 'tk'
+char config_tattle_server_ip_address[] = "192.168.10.10";
+u16_t config_tattle_port = 29803; // 'tk'
 
 /* For distinguishing reports from multiple tattlekey devices. */
-u16_t this_tattler_identity = 1;
+u16_t config_this_tattler_identity = 1;
 
 /* Which GPIO pin is the button connected to?
  * The button should span this pin and ground, connecting this pin to ground
  * when pressed.
  * https://projects.raspberrypi.org/en/projects/introduction-to-the-pico/10
  * recommends pins 18, 22, or 28. */
-uint button_pin = 18;
+uint config_button_pin = 18;
 
 /* Don't bother reporting each separate button press when it is pressed many
  * times in short succession.  (We also use this to de-bounce. :) */
-u32_t minimum_seconds_between_button_presses = 1;
+u32_t config_minimum_seconds_between_button_presses = 1;
 
 /* Send each report multiple times. */
-uint resend_count = 5;
-u32_t resend_interval_ms = 1000;
+uint config_resend_count = 5;
+u32_t config_resend_interval_ms = 1000;
diff --git a/client/config.h b/client/config.h
index 66e33a4..91345f9 100644
--- a/client/config.h
+++ b/client/config.h
@@ -4,29 +4,29 @@
 #include "lwip/arch.h"
 
 /* Wi-Fi credentials */
-extern char wifi_ssid[];
-extern char wifi_pass[];
+extern char config_wifi_ssid[];
+extern char config_wifi_pass[];
 
 /* Network address of the server to contact */
-extern char tattle_server_ip_address[];
-extern u16_t tattle_port;
+extern char config_tattle_server_ip_address[];
+extern u16_t config_tattle_port;
 
 /* For distinguishing reports from multiple tattlekey devices. */
-extern u16_t this_tattler_identity;
+extern u16_t config_this_tattler_identity;
 
 /* Which GPIO pin is the button connected to?
  * The button should span this pin and ground, connecting this pin to ground
  * when pressed.
  * https://projects.raspberrypi.org/en/projects/introduction-to-the-pico/10
  * recommends pins 18, 22, or 28. */
-extern uint button_pin;
+extern uint config_button_pin;
 
 /* Don't bother reporting each separate button press when it is pressed many
  * times in short succession.  (We also use this to de-bounce. :) */
-extern u32_t minimum_seconds_between_button_presses;
+extern u32_t config_minimum_seconds_between_button_presses;
 
 /* Send each report multiple times. */
-extern uint resend_count;
-extern u32_t resend_interval_ms;
+extern uint config_resend_count;
+extern u32_t config_resend_interval_ms;
 
 #endif
diff --git a/client/net.c b/client/net.c
index c692a12..9ced48f 100644
--- a/client/net.c
+++ b/client/net.c
@@ -20,10 +20,10 @@ static void initialize_the_pcb() {
     signal_error_by_blinking();
 
   ip_addr_t ipaddr;
-  if (ip4addr_aton(tattle_server_ip_address, &ipaddr) == 0)
+  if (ip4addr_aton(config_tattle_server_ip_address, &ipaddr) == 0)
     signal_error_by_blinking();
 
-  if (udp_connect(the_pcb, &ipaddr, tattle_port) != ERR_OK)
+  if (udp_connect(the_pcb, &ipaddr, config_tattle_port) != ERR_OK)
     signal_error_by_blinking();
 }
 
@@ -45,7 +45,7 @@ void send_report(u16_t seq, u16_t ago) {
 
   struct tattle_message_wire_format *msg =
       (struct tattle_message_wire_format *)(p->payload);
-  msg->sender = htons(this_tattler_identity);
+  msg->sender = htons(config_this_tattler_identity);
   msg->seq = htons(seq);
   msg->ago = htons(ago);
 
diff --git a/client/tattlekey.c b/client/tattlekey.c
index b37773c..6313424 100644
--- a/client/tattlekey.c
+++ b/client/tattlekey.c
@@ -16,7 +16,7 @@ static void button_pressed() {
   static uint64_t last_button_press_time = 0;
   uint32_t now = time_s();
   uint32_t time_since_last_press = now - last_button_press_time;
-  if (time_since_last_press >= minimum_seconds_between_button_presses) {
+  if (time_since_last_press >= config_minimum_seconds_between_button_presses) {
     last_button_press_time = now;
     /* We don't check for failure (full queue) here because there's not much to
      * be done about it. */
@@ -30,7 +30,7 @@ int main() {
     signal_error_by_blinking();
   cyw43_arch_enable_sta_mode();
   signal(3, 100);
-  if (cyw43_arch_wifi_connect_timeout_ms(wifi_ssid, wifi_pass,
+  if (cyw43_arch_wifi_connect_timeout_ms(config_wifi_ssid, config_wifi_pass,
                                          CYW43_AUTH_WPA2_AES_PSK, 90000))
     signal_error_by_blinking();
   signal(2, 300);
@@ -44,12 +44,12 @@ int main() {
     uint32_t t;
     queue_remove_blocking(&queue, &t);
     seq++;
-    for (int i = 0; i < resend_count; i++) {
+    for (int i = 0; i < config_resend_count; i++) {
       uint32_t now = time_s();
       uint32_t ago = now - t;
       send_report(seq, ago);
       signal(i == 0 ? 2 : 1, 100);
-      sleep_ms(resend_interval_ms);
+      sleep_ms(config_resend_interval_ms);
     }
   }
 }