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Plug a few minor memory leaks, based on a patch by Sirp Potijk.

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While I'm here, add an assertion in sshrand.c to catch mistakes in reference
counting.

[originally from svn r8846]
This commit is contained in:
Jacob Nevins
2010-01-17 16:20:45 +00:00
parent 99455bfc33
commit 5ea11dfb3a
3 changed files with 22 additions and 3 deletions
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18
cmdline.c
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@ -56,20 +56,30 @@ static void cmdline_save_param(char *p, char *value, int pri)
saves[pri].nsaved++;
}
static char *cmdline_password = NULL;
void cmdline_cleanup(void)
{
int pri;
for (pri = 0; pri < NPRIORITIES; pri++)
if (cmdline_password) {
memset(cmdline_password, 0, strlen(cmdline_password));
sfree(cmdline_password);
cmdline_password = NULL;
}
for (pri = 0; pri < NPRIORITIES; pri++) {
sfree(saves[pri].params);
saves[pri].params = NULL;
saves[pri].savesize = 0;
saves[pri].nsaved = 0;
}
}
#define SAVEABLE(pri) do { \
if (need_save) { cmdline_save_param(p, value, pri); return ret; } \
} while (0)
static char *cmdline_password = NULL;
/*
* Similar interface to get_userpass_input(), except that here a -1
* return means that we aren't capable of processing the prompt and
@ -99,6 +109,8 @@ int cmdline_get_passwd_input(prompts_t *p, unsigned char *in, int inlen) {
p->prompts[0]->result_len);
p->prompts[0]->result[p->prompts[0]->result_len-1] = '\0';
memset(cmdline_password, 0, strlen(cmdline_password));
sfree(cmdline_password);
cmdline_password = NULL;
tried_once = 1;
return 1;