Because the rules are more legible this way. Also, the parser doesn't
accept strings on ranges, so, printing ranges numerically better match
the rules definition.

Fixes(Bug 1046 - mobility header with range gives illegible rule).

A new NUMERIC constant was defined to fill the previous role of
NUMERIC_ALL, so the option -nnn doesn't affect symbolic constants.

Signed-off-by: Elise Lennion <[email protected]>
---
 include/nftables.h |  1 +
 src/datatype.c     | 11 +++++++----
 src/expression.c   |  2 ++
 src/main.c         |  3 ++-
 src/meta.c         |  4 ++--
 5 files changed, 14 insertions(+), 7 deletions(-)

diff --git a/include/nftables.h b/include/nftables.h
index 6f54155..2730f65 100644
--- a/include/nftables.h
+++ b/include/nftables.h
@@ -9,6 +9,7 @@ enum numeric_level {
        NUMERIC_NONE,
        NUMERIC_ADDR,
        NUMERIC_PORT,
+       NUMERIC_PROTO_UGID,
        NUMERIC_ALL,
 };
 
diff --git a/src/datatype.c b/src/datatype.c
index 1518606..f9981a6 100644
--- a/src/datatype.c
+++ b/src/datatype.c
@@ -175,9 +175,12 @@ void symbolic_constant_print(const struct symbol_table 
*tbl,
                return expr_basetype(expr)->print(expr);
 
        if (quotes)
-               printf("\"%s\"", s->identifier);
-       else
-               printf("%s", s->identifier);
+               printf("\"");
+
+       numeric_output >= NUMERIC_ALL ? printf("%lu", val) : printf("%s", 
s->identifier);
+
+       if (quotes)
+               printf("\"");
 }
 
 static void switch_byteorder(void *data, unsigned int len)
@@ -530,7 +533,7 @@ static void inet_protocol_type_print(const struct expr 
*expr)
 {
        struct protoent *p;
 
-       if (numeric_output < NUMERIC_ALL) {
+       if (numeric_output < NUMERIC_PROTO_UGID) {
                p = getprotobynumber(mpz_get_uint8(expr->value));
                if (p != NULL) {
                        printf("%s", p->p_name);
diff --git a/src/expression.c b/src/expression.c
index 1567870..bdbbd45 100644
--- a/src/expression.c
+++ b/src/expression.c
@@ -597,9 +597,11 @@ struct expr *relational_expr_alloc(const struct location 
*loc, enum ops op,
 
 static void range_expr_print(const struct expr *expr)
 {
+       numeric_output += NUMERIC_ALL;
        expr_print(expr->left);
        printf("-");
        expr_print(expr->right);
+       numeric_output -= NUMERIC_ALL;
 }
 
 static void range_expr_clone(struct expr *new, const struct expr *expr)
diff --git a/src/main.c b/src/main.c
index 6ba752b..1b28836 100644
--- a/src/main.c
+++ b/src/main.c
@@ -288,7 +288,8 @@ int main(int argc, char * const *argv)
                        include_paths[num_include_paths++] = optarg;
                        break;
                case OPT_NUMERIC:
-                       numeric_output++;
+                       if (numeric_output + 1 < NUMERIC_ALL)
+                               numeric_output++;
                        break;
                case OPT_STATELESS:
                        stateless_output++;
diff --git a/src/meta.c b/src/meta.c
index cb7c136..9e8a987 100644
--- a/src/meta.c
+++ b/src/meta.c
@@ -226,7 +226,7 @@ static void uid_type_print(const struct expr *expr)
 {
        struct passwd *pw;
 
-       if (numeric_output < NUMERIC_ALL) {
+       if (numeric_output < NUMERIC_PROTO_UGID) {
                uint32_t uid = mpz_get_uint32(expr->value);
 
                pw = getpwuid(uid);
@@ -278,7 +278,7 @@ static void gid_type_print(const struct expr *expr)
 {
        struct group *gr;
 
-       if (numeric_output < NUMERIC_ALL) {
+       if (numeric_output < NUMERIC_PROTO_UGID) {
                uint32_t gid = mpz_get_uint32(expr->value);
 
                gr = getgrgid(gid);
-- 
2.7.4

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