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-rw-r--r--VNFs/DPPD-PROX/cfgfile.c18
-rw-r--r--VNFs/DPPD-PROX/parse_utils.c4
-rw-r--r--VNFs/DPPD-PROX/parse_utils.h2
3 files changed, 15 insertions, 9 deletions
diff --git a/VNFs/DPPD-PROX/cfgfile.c b/VNFs/DPPD-PROX/cfgfile.c
index 80a9093..0c5950e 100644
--- a/VNFs/DPPD-PROX/cfgfile.c
+++ b/VNFs/DPPD-PROX/cfgfile.c
@@ -188,13 +188,17 @@ static struct cfg_section *cfg_check_section(char *buffer, struct cfg_section *p
if (*pend == '\0') {
return NULL;
}
- /* only numeric characters are valid for section index
- (currently, variables not checked!) */
- if (pend[0] != '$') {
- for (len = 0; pend[len] != '\0'; ++len) {
- if (strchr(valid, pend[len]) == NULL) {
- return NULL;
- }
+
+ /* only numeric characters are valid for section index */
+ char val[MAX_CFG_STRING_LEN];
+ if (pend[0] == '$')
+ parse_single_var(val, sizeof(val), pend);
+ else
+ strncpy(val, pend, sizeof(val));
+
+ for (len = 0; val[len] != '\0'; ++len) {
+ if (strchr(valid, val[len]) == NULL) {
+ return NULL;
}
}
diff --git a/VNFs/DPPD-PROX/parse_utils.c b/VNFs/DPPD-PROX/parse_utils.c
index d258c59..52337ff 100644
--- a/VNFs/DPPD-PROX/parse_utils.c
+++ b/VNFs/DPPD-PROX/parse_utils.c
@@ -106,7 +106,7 @@ static struct var *var_lookup(const char *name)
return NULL;
}
-static int parse_single_var(char *val, size_t len, const char *name)
+int parse_single_var(char *val, size_t len, const char *name)
{
struct var *match;
@@ -135,7 +135,7 @@ int parse_vars(char *val, size_t len, const char *name)
{
static char result[MAX_CFG_STRING_LEN];
static char cur_var[MAX_CFG_STRING_LEN];
- char parsed[2048];
+ char parsed[MAX_CFG_STRING_LEN];
size_t name_len = strlen(name);
enum parse_vars_state {NO_VAR, WHOLE_VAR, INLINE_VAR} state = NO_VAR;
size_t result_len = 0;
diff --git a/VNFs/DPPD-PROX/parse_utils.h b/VNFs/DPPD-PROX/parse_utils.h
index 14aee9e..27ebb0b 100644
--- a/VNFs/DPPD-PROX/parse_utils.h
+++ b/VNFs/DPPD-PROX/parse_utils.h
@@ -118,4 +118,6 @@ const char* get_parse_err(void);
/* Returns true if running from a virtual machine. */
int is_virtualized(void);
+int parse_single_var(char *val, size_t len, const char *name);
+
#endif /* _PARSE_UTILS_H_ */