fixed dereferencing bug caused by bool type redefinition

This commit is contained in:
Andreas Steffen
2009-08-02 16:58:32 +02:00
parent f35f229fd6
commit 10c13ed264
+51 -17
View File
@@ -261,8 +261,7 @@ static const token_info_t token_info[] =
{ ARG_STR, offsetof(starter_end_t, iface), NULL }
};
static void
free_list(char **list)
static void free_list(char **list)
{
char **s;
@@ -273,22 +272,25 @@ free_list(char **list)
free(list);
}
char **
new_list(char *value)
char** new_list(char *value)
{
char *val, *b, *e, *end, **ret;
int count;
val = value ? clone_str(value) : NULL;
if (!val)
{
return NULL;
}
end = val + strlen(val);
for (b = val, count = 0; b < end;)
{
for (e = b; ((*e != ' ') && (*e != '\0')); e++);
*e = '\0';
if (e != b)
{
count++;
}
b = e + 1;
}
if (count == 0)
@@ -302,7 +304,9 @@ new_list(char *value)
{
for (e = b; (*e != '\0'); e++);
if (e != b)
{
ret[count++] = clone_str(b);
}
b = e + 1;
}
ret[count] = NULL;
@@ -314,9 +318,8 @@ new_list(char *value)
/*
* assigns an argument value to a struct field
*/
bool
assign_arg(kw_token_t token, kw_token_t first, kw_list_t *kw, char *base
, bool *assigned)
bool assign_arg(kw_token_t token, kw_token_t first, kw_list_t *kw, char *base,
bool *assigned)
{
char *p = base + token_info[token].offset;
const char **list = token_info[token].list;
@@ -435,8 +438,9 @@ assign_arg(kw_token_t token, kw_token_t first, kw_list_t *kw, char *base
/* time in seconds? */
if (*endptr == '\0' || (*endptr == 's' && endptr[1] == '\0'))
{
break;
}
if (endptr[1] == '\0')
{
if (*endptr == 'm') /* time in minutes? */
@@ -475,8 +479,9 @@ assign_arg(kw_token_t token, kw_token_t first, kw_list_t *kw, char *base
/* free any existing list */
if (*listp != NULL)
{
free_list(*listp);
}
/* create a new list and assign values */
*listp = new_list(kw->value);
@@ -514,8 +519,7 @@ assign_arg(kw_token_t token, kw_token_t first, kw_list_t *kw, char *base
/*
* frees all dynamically allocated arguments in a struct
*/
void
free_args(kw_token_t first, kw_token_t last, char *base)
void free_args(kw_token_t first, kw_token_t last, char *base)
{
kw_token_t token;
@@ -553,8 +557,7 @@ free_args(kw_token_t first, kw_token_t last, char *base)
/*
* clone all dynamically allocated arguments in a struct
*/
void
clone_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
void clone_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
{
kw_token_t token;
@@ -570,22 +573,29 @@ clone_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
}
}
static bool
cmp_list(char **list1, char **list2)
static bool cmp_list(char **list1, char **list2)
{
if ((list1 == NULL) && (list2 == NULL))
{
return TRUE;
}
if ((list1 == NULL) || (list2 == NULL))
{
return FALSE;
}
for ( ; *list1 && *list2; list1++, list2++)
{
if (strcmp(*list1,*list2) != 0)
{
return FALSE;
}
}
if ((*list1 != NULL) || (*list2 != NULL))
{
return FALSE;
}
return TRUE;
}
@@ -593,8 +603,7 @@ cmp_list(char **list1, char **list2)
/*
* compare all arguments in a struct
*/
bool
cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
bool cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
{
kw_token_t token;
@@ -606,12 +615,25 @@ cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
switch (token_info[token].type)
{
case ARG_ENUM:
if (token_info[token].list == LST_bool)
{
bool *b1 = (bool *)p1;
bool *b2 = (bool *)p2;
if (*b1 != *b2)
{
return FALSE;
}
}
else
{
int *i1 = (int *)p1;
int *i2 = (int *)p2;
if (*i1 != *i2)
{
return FALSE;
}
}
break;
case ARG_UINT:
@@ -620,7 +642,9 @@ cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
u_int *u2 = (u_int *)p2;
if (*u1 != *u2)
{
return FALSE;
}
}
break;
case ARG_ULNG:
@@ -630,7 +654,9 @@ cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
unsigned long *l2 = (unsigned long *)p2;
if (*l1 != *l2)
{
return FALSE;
}
}
break;
case ARG_TIME:
@@ -639,7 +665,9 @@ cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
time_t *t2 = (time_t *)p2;
if (*t1 != *t2)
{
return FALSE;
}
}
break;
case ARG_STR:
@@ -648,9 +676,13 @@ cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
char **cp2 = (char **)p2;
if (*cp1 == NULL && *cp2 == NULL)
{
break;
}
if (*cp1 == NULL || *cp2 == NULL || strcmp(*cp1, *cp2) != 0)
{
return FALSE;
}
}
break;
case ARG_LST:
@@ -659,7 +691,9 @@ cmp_args(kw_token_t first, kw_token_t last, char *base1, char *base2)
char ***listp2 = (char ***)p2;
if (!cmp_list(*listp1, *listp2))
{
return FALSE;
}
}
break;
default: