Refactor ALL the things + enable LTO

bootloader/config/ini.c

@@ -0,0 +1,195 @@
+/*
+ * Copyright (c) 2018 naehrwert
+ * Copyright (C) 2018 CTCaer
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <string.h>
+
+#include "ini.h"
+#include "../libs/fatfs/ff.h"
+#include "../mem/heap.h"
+
+static char *_strdup(char *str)
+{
+	char *res = malloc(strlen(str) + 1);
+	strcpy(res, str);
+	return res;
+}
+
+int ini_parse(link_t *dst, char *ini_path)
+{
+	u32 lblen;
+	char lbuf[512];
+	FIL fp;
+	ini_sec_t *csec = NULL;
+
+	if (f_open(&fp, ini_path, FA_READ) != FR_OK)
+		return 0;
+
+	do
+	{
+		// Fetch one line.
+		lbuf[0] = 0;
+		f_gets(lbuf, 512, &fp);
+		lblen = strlen(lbuf);
+
+		// Remove trailing newline.
+		if (lbuf[lblen - 1] == '\n')
+			lbuf[lblen - 1] = 0;
+
+		if (lblen > 2 && lbuf[0] == '[') // Create new section.
+		{
+			if (csec)
+			{
+				list_append(dst, &csec->link);
+				csec = NULL;
+			}
+
+			u32 i;
+			for (i = 0; i < lblen && lbuf[i] != '\n' && lbuf[i] != ']'; i++)
+				;
+			lbuf[i] = 0;
+
+			csec = (ini_sec_t *)malloc(sizeof(ini_sec_t));
+			csec->name = _strdup(&lbuf[1]);
+			csec->type = INI_CHOICE;
+			list_init(&csec->kvs);
+		}
+		else if (lblen > 2 && lbuf[0] == '{') //Create new caption.
+		{
+			if (csec)
+			{
+				list_append(dst, &csec->link);
+				csec = NULL;
+			}
+
+			u32 i;
+			for (i = 0; i < lblen && lbuf[i] != '\n' && lbuf[i] != '}'; i++)
+				;
+			lbuf[i] = 0;
+
+			csec = (ini_sec_t *)malloc(sizeof(ini_sec_t));
+			csec->name = _strdup(&lbuf[1]);
+			csec->type = INI_CAPTION;
+			csec->color = 0xFF0AB9E6;
+		}
+		else if (lblen > 2 && lbuf[0] == '#') //Create empty lines and comments.
+		{
+			if (csec)
+			{
+				list_append(dst, &csec->link);
+				csec = NULL;
+			}
+
+			u32 i;
+			for (i = 0; i < lblen && lbuf[i] != '\n'; i++)
+				;
+			lbuf[i] = 0;
+
+			csec = (ini_sec_t *)malloc(sizeof(ini_sec_t));
+			csec->name = _strdup(&lbuf[1]);
+			csec->type = INI_COMMENT;
+		}
+		else if (lblen <= 1)
+		{
+			if (csec)
+			{
+				list_append(dst, &csec->link);
+				csec = NULL;
+			}
+
+			csec = (ini_sec_t *)malloc(sizeof(ini_sec_t));
+			csec->name = NULL;
+			csec->type = INI_NEWLINE;
+		}
+		else if (csec->type == INI_CHOICE) //Extract key/value.
+		{
+			u32 i;
+			for (i = 0; i < lblen && lbuf[i] != '\n' && lbuf[i] != '='; i++)
+				;
+			lbuf[i] = 0;
+
+			ini_kv_t *kv = (ini_kv_t *)malloc(sizeof(ini_kv_t));
+			kv->key = _strdup(&lbuf[0]);
+			kv->val = _strdup(&lbuf[i + 1]);
+			list_append(&csec->kvs, &kv->link);
+		}
+	} while (!f_eof(&fp));
+
+	f_close(&fp);
+
+	if (csec)
+		list_append(dst, &csec->link);
+
+	return 1;
+}
+
+void ini_free(link_t *dst)
+{
+	if (dst == NULL)
+		return;
+
+	LIST_FOREACH_ENTRY(ini_sec_t, ini_sec, dst, link)
+	{
+		if (ini_sec->type == INI_CHOICE)
+		{
+			LIST_FOREACH_ENTRY(ini_kv_t, kv, &ini_sec->kvs, link)
+			{
+				free(kv->key);
+				free(kv->val);
+				free(kv);
+			}
+		}
+		free(ini_sec->name);
+		free(ini_sec);
+	}
+
+	dst = NULL;
+}
+
+ini_sec_t *ini_clone_section(ini_sec_t *cfg)
+{
+	if (cfg == NULL)
+		return NULL;
+
+	ini_sec_t *csec = (ini_sec_t *)malloc(sizeof(ini_sec_t));
+	list_init(&csec->kvs);
+
+	LIST_FOREACH_ENTRY(ini_kv_t, kv, &cfg->kvs, link)
+	{
+		ini_kv_t *kvcfg = (ini_kv_t *)malloc(sizeof(ini_kv_t));
+		kvcfg->key = _strdup(kv->key);
+		kvcfg->val = _strdup(kv->val);
+		list_append(&csec->kvs, &kvcfg->link);
+	}
+
+	return csec;
+}
+
+void ini_free_section(ini_sec_t *cfg)
+{
+	if (cfg == NULL)
+		return;
+
+	LIST_FOREACH_ENTRY(ini_kv_t, kv, &cfg->kvs, link)
+	{
+		free(kv->key);
+		free(kv->val);
+		free(kv);
+	}
+	free(cfg);
+
+	cfg = NULL;
+}