Add device_info partition.
Change-Id: Ia8d86a5cd4b1bd46cd3923f2cad09931fc877eb0
diff --git a/mbtk/mbtk_lib/src/mbtk_mtd.c b/mbtk/mbtk_lib/src/mbtk_mtd.c
new file mode 100755
index 0000000..4f1c2be
--- /dev/null
+++ b/mbtk/mbtk_lib/src/mbtk_mtd.c
@@ -0,0 +1,90 @@
+/*
+* mbtk_mtd.c
+*
+* MBTK mtd partition utils API.
+*
+*/
+/******************************************************************************
+
+ EDIT HISTORY FOR FILE
+
+ WHEN WHO WHAT,WHERE,WHY
+-------- -------- -------------------------------------------------------
+2024/2/26 LiuBin Initial version
+
+******************************************************************************/
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "mbtk_mtd.h"
+#include "mbtk_log.h"
+#include "mbtk_str.h"
+
+static mbtk_partition_info_t partition_list[MBTK_PARTITION_NUM_MAX];
+static bool partition_inited = FALSE;
+
+mbtk_partition_info_t* mbtk_partition_get()
+{
+ if(partition_inited) {
+ return partition_list;
+ }
+
+ memset(partition_list, 0x0, sizeof(partition_list));
+ FILE *fp = fopen("/proc/mtd", "r");
+ if(fp == NULL) {
+ LOGE("fopen(/proc/mtd) fail:%d", errno);
+ return NULL;
+ }
+
+ char buff[64];
+ int index = 0;
+ char size_str[16];
+ char name[32];
+ memset(buff, 0x0, 64);
+ while(fgets(buff, 64, fp)) {
+ if(str_startwith(buff, "mtd")) {
+ memset(size_str, 0x0, 16);
+ memset(name, 0x0, 32);
+ if(3 == sscanf(buff, "%s %s %*s %s", partition_list[index].dev, size_str, name)) {
+ if(name[0] == '\"' && name[strlen(name) - 1] == '\"') {
+ memcpy(partition_list[index].name, name + 1, strlen(name) - 2); // No copy ""
+ } else {
+ LOGE("partition(%s) name error.", buff);
+ return NULL;
+ }
+
+ if(partition_list[index].dev[strlen(partition_list[index].dev) - 1] == ':') {
+ partition_list[index].dev[strlen(partition_list[index].dev) - 1] = '\0';
+ }
+
+ partition_list[index].partition_size = (uint32)strtoul(size_str, NULL, 16);
+ if(index > 0) {
+ partition_list[index].partition_start = partition_list[index - 1].partition_start + partition_list[index - 1].partition_size;
+ }
+ partition_list[index].used = TRUE;
+ } else {
+ LOGE("sscanf(%s) fail:%d", buff, errno);
+ return NULL;
+ }
+ index++;
+ }
+ memset(buff, 0x0, 64);
+ }
+ fclose(fp);
+
+ int i = 0;
+ while(i < MBTK_PARTITION_NUM_MAX) {
+ if(partition_list[i].used) {
+ LOGD("%s(%s) : %08x %08x", partition_list[i].name, partition_list[i].dev,
+ partition_list[i].partition_start, partition_list[i].partition_size);
+ }
+ i++;
+ }
+
+ partition_inited = TRUE;
+ return partition_list;
+}
+
+