Modify to trim string in get_upgrade_state()accepted/tizen/8.0/unified/20240624.160042

To make upgrade state getter work even if there are whitespaces before
and after the upgrade state string.

Change-Id: I5aa08651110891a0dce3b5fbdaf72cfe427c7d3a
Signed-off-by: SangYoun Kwak <sy.kwak@samsung.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/hw/board/board.c b/hw/board/board.c
index 91616cf..c396ff1 100644
--- a/hw/board/board.c
+++ b/hw/board/board.c
@@ -24,6 +24,7 @@
 #include <string.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <ctype.h>
 
 #include </hal/include/device/hal-backend-common.h>
 #include <libsyscommon/file.h>
@@ -291,6 +292,34 @@ static int set_upgrade_state(char *state)
 	return sys_set_str(UPGRADE_STATE_PATH, state);
 }
 
+static void trim_str(char *str)
+{
+	if (str == NULL)
+		return;
+
+	size_t str_len = strlen(str);
+	if (str_len == 0)
+		return;
+
+	size_t start_index = 0;
+	size_t end_index = str_len;
+
+	while (start_index < end_index && isspace(str[start_index]))
+		++start_index;
+	while (start_index < end_index && isspace(str[end_index - 1]))
+		--end_index;
+
+	if (start_index == 0) {
+		str[end_index] = '\0';
+		return;
+	}
+
+	for (int i = 0; (start_index + i) < end_index; ++i)
+		str[i] = str[start_index + i];
+
+	str[end_index - start_index] = '\0';
+}
+
 static int get_upgrade_state(char *buffer, const int max_len)
 {
 	int ret = 0;
@@ -305,6 +334,8 @@ static int get_upgrade_state(char *buffer, const int max_len)
 	if (ret < 0)
 		return ret;
 
+	trim_str(buffer);
+
 	return 0;
 }