From ae48e07f84fdab9e615f9acbe3cd42b6113eb89b Mon Sep 17 00:00:00 2001
From: Egor Shestakov <ved@altlinux.org>
Date: Wed, 12 Mar 2025 12:06:38 +0000
Subject: [PATCH] use libmegapixels_get_model in find_calibration

---
 src/dcp.c | 29 ++++++-----------------------
 1 file changed, 6 insertions(+), 23 deletions(-)

diff --git a/src/dcp.c b/src/dcp.c
index 839a6f9..61a11d7 100644
--- a/src/dcp.c
+++ b/src/dcp.c
@@ -1,6 +1,7 @@
 #include "dcp.h"
 
 #include <libdng.h>
+#include <libmegapixels.h>
 #include <malloc.h>
 #include <stdbool.h>
 #include <stdio.h>
@@ -42,30 +43,12 @@ bool
 find_calibration(char *conffile, const char *sensor)
 {
         char model[512];
-        FILE *fp;
-
-        if (access("/proc/device-tree/compatible", F_OK) == -1) {
-                return false;
-        }
-        fp = fopen("/proc/device-tree/compatible", "r");
-        char *modelptr = model;
-        while (1) {
-                int c = fgetc(fp);
-                if (c == EOF) {
-                        *(modelptr) = '\0';
-                        return find_calibration_by_model(conffile, model, sensor);
-                }
-                *(modelptr++) = (char)c;
-                if (c == 0) {
-                        bool res =
-                                find_calibration_by_model(conffile, model, sensor);
-                        if (res) {
-                                return true;
-                        }
-                        modelptr = model;
-                }
-        }
+        int model_found = libmegapixels_get_model(sizeof(model), model);
+        if (!model_found)
+            return false;
+        return find_calibration_by_model(conffile, model, sensor);
 }
+
 struct MPCameraCalibration
 parse_calibration_file(const char *path)
 {