From 8ea64a78d65807c8496e9d089f18af001aeb932d Mon Sep 17 00:00:00 2001 From: Tobias Brunner Date: Wed, 16 Dec 2015 11:53:01 +0100 Subject: pki: Never print more than MAX_LINES of usage summary Print a warning if a registered command exceeds that limit. --- src/pki/command.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'src/pki') diff --git a/src/pki/command.c b/src/pki/command.c index 13e81404c..ce704dbb8 100644 --- a/src/pki/command.c +++ b/src/pki/command.c @@ -172,6 +172,15 @@ void command_register(command_t command) "options", '+', 1, "read command line options from file" }; } + for (i = 0; cmds[registered].line[i]; i++) + { + if (i == MAX_LINES - 1) + { + fprintf(stderr, "command '%s' specifies too many usage summary " + "lines, please increase MAX_LINES\n", command.cmd); + break; + } + } } registered++; } @@ -208,7 +217,7 @@ int command_usage(char *error) } else { - for (i = 0; cmds[active].line[i]; i++) + for (i = 0; i < MAX_LINES && cmds[active].line[i]; i++) { if (i == 0) { -- cgit v1.2.3