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-rw-r--r--lib/hashtable.c29
1 files changed, 26 insertions, 3 deletions
diff --git a/lib/hashtable.c b/lib/hashtable.c
index 1703941a5a..6050dd0829 100644
--- a/lib/hashtable.c
+++ b/lib/hashtable.c
@@ -57,6 +57,7 @@
#include <env_callback.h>
#include <env_flags.h>
#include <search.h>
+#include <slre.h>
/*
* [Aho,Sethi,Ullman] Compilers: Principles, Techniques and Tools, 1986
@@ -540,7 +541,7 @@ static int cmpkey(const void *p1, const void *p2)
return (strcmp(e1->key, e2->key));
}
-static int match_string(int flag, const char *str, const char *pat)
+static int match_string(int flag, const char *str, const char *pat, void *priv)
{
switch (flag & H_MATCH_METHOD) {
case H_MATCH_IDENT:
@@ -551,6 +552,17 @@ static int match_string(int flag, const char *str, const char *pat)
if (strstr(str, pat))
return 1;
break;
+#ifdef CONFIG_REGEX
+ case H_MATCH_REGEX:
+ {
+ struct slre *slrep = (struct slre *)priv;
+ struct cap caps[slrep->num_caps + 2];
+
+ if (slre_match(slrep, str, strlen(str), caps))
+ return 1;
+ }
+ break;
+#endif
default:
printf("## ERROR: unsupported match method: 0x%02x\n",
flag & H_MATCH_METHOD);
@@ -563,14 +575,25 @@ static int match_entry(ENTRY *ep, int flag,
int argc, char * const argv[])
{
int arg;
+ void *priv = NULL;
for (arg = 1; arg < argc; ++arg) {
+#ifdef CONFIG_REGEX
+ struct slre slre;
+
+ if (slre_compile(&slre, argv[arg]) == 0) {
+ printf("Error compiling regex: %s\n", slre.err_str);
+ return 0;
+ }
+
+ priv = (void *)&slre;
+#endif
if (flag & H_MATCH_KEY) {
- if (match_string(flag, ep->key, argv[arg]))
+ if (match_string(flag, ep->key, argv[arg], priv))
return 1;
}
if (flag & H_MATCH_DATA) {
- if (match_string(flag, ep->data, argv[arg]))
+ if (match_string(flag, ep->data, argv[arg], priv))
return 1;
}
}