Perform command length check when parsing configuration file

1 files changed, 5 insertions, 1 deletions

diff --git a/blasms.c b/blasms.c
index 0967170..2a70b25 100644
--- a/blasms.c
+++ b/blasms.c
@@ -126,7 +126,7 @@ int main(int argc, char *argv[]) {
     /* SMS content */
     char sms[500];
     /* SMS command */
-    char smscommand[8];
+    char smscommand[9];
     /* Command to execute */
     char systemcmd[1000];
     /* Default command to execute */
@@ -210,6 +210,10 @@ int main(int argc, char *argv[]) {
         //printf("%s\n", line);
         if ((strchrp = strchr(line, ' ')) != NULL) {
             offset = strchrp - line;
+            if (offset > 8) {
+                printf("Error, command longer than 8 characters in blasms.conf.\n");
+                return 1;
+            }
             strxfrm(configcmd, line, offset);
             configcmd[offset] = '\0';
             if (!strcmp(configcmd, "default")) {