This allow to emulate reading from network
Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
codegen/check_dissector | 4 ++--
codegen/dissector_test.c | 32 +++++++++++++++++++++++++++++---
2 files changed, 31 insertions(+), 5 deletions(-)
diff --git a/codegen/check_dissector b/codegen/check_dissector
index f1444a2..7d6d086 100755
--- a/codegen/check_dissector
+++ b/codegen/check_dissector
@@ -6,8 +6,8 @@ error() {
exit 1
}
-./dissector_test 1 100
-if ./dissector_test 1 99; then
+./dissector_test 1 100 </dev/null
+if ./dissector_test 1 99 </dev/null; then
error "This test should fail"
fi
exit 0
diff --git a/codegen/dissector_test.c b/codegen/dissector_test.c
index 5a49f40..ba87367 100644
--- a/codegen/dissector_test.c
+++ b/codegen/dissector_test.c
@@ -15,6 +15,7 @@ enum {
first_hf_registered = 0x10000,
first_ei_registered = 0x20000,
first_tree_registered = 0x30000,
+ max_message_size = 0x100000,
};
static int last_hf_registered = first_hf_registered - 1;
static int last_ei_registered = first_ei_registered - 1;
@@ -474,8 +475,9 @@ static const struct option long_options[] = {
{ "client", 0, NULL, 'c' },
{ "output-file", required_argument, NULL, 'o' },
{ "xml", 0, NULL, 'x' },
+ { "input-file", required_argument, NULL, 'i' },
};
-static const char options[] = "hscxo:";
+static const char options[] = "hscxo:i:";
static void syntax(FILE *f, int exit_value)
{
@@ -488,6 +490,7 @@ static void syntax(FILE *f, int exit_value)
" -c, --client Process client messages\n"
" -x, --xml Output in XML format\n"
" -o, --output-file=FILE Output to specified file\n"
+ " -i, --input-file=FILE Input from specified file\n"
);
exit(exit_value);
}
@@ -495,8 +498,12 @@ static void syntax(FILE *f, int exit_value)
int main(int argc, char **argv)
{
int channel, message_type;
+ guint8 *buf, *p, *pend;
+ size_t size;
+ FILE *f = stdin;
GlobalInfo glb;
proto_tree tree;
+ struct tvbuff tvb;
spice_dissect_func_t (*msg_func)(guint8 channel);
spice_dissect_func_t channel_func = NULL;
@@ -526,6 +533,10 @@ int main(int argc, char **argv)
output_file = fopen(optarg, "w");
check(output_file != NULL, "Error opening output file");
break;
+ case 'i':
+ f = fopen(optarg, "rb");
+ check(f != NULL, "Error opening input file");
+ break;
default:
syntax(stderr, EXIT_FAILURE);
break;
@@ -540,10 +551,25 @@ int main(int argc, char **argv)
hfs = g_ptr_array_new_with_free_func(free);
spice_register_fields(1, NULL);
+ /* read message from standard input */
+ buf = malloc(max_message_size);
+ assert(buf);
+ p = buf;
+ pend = buf + max_message_size;
+ while (p < pend && (size = fread(p, 1, pend - p, f)) > 0)
+ p += size;
+ assert(p < pend);
+ assert(!ferror(f));
+ size = p - buf;
+
+ memset(&tvb, 0, sizeof(tvb));
+ tvb.data = buf;
+ tvb.len = size;
+
memset(&glb, 0, sizeof(glb));
- glb.tvb = NULL;
+ glb.tvb = &tvb;
glb.message_offset = 0;
- glb.message_end = 0;
+ glb.message_end = tvb.len;
channel_func = msg_func(channel);
assert(channel_func);
--
2.1.0
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