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Add ICMP extensions structure class

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This commit is contained in:
Matias Fontanini
2015-12-13 21:49:26 -08:00
parent 8aff1b4afe
commit 187e7b1ca3
5 changed files with 288 additions and 15 deletions
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38
tests/src/icmp_extension.cpp
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@@ -2,6 +2,7 @@
#include "icmp_extension.h"
using Tins::ICMPExtension;
using Tins::ICMPExtensionsStructure;
class ICMPExtensionTest : public testing::Test {
public:
@@ -25,3 +26,40 @@ TEST_F(ICMPExtensionTest, ConstructorFromBuffer) {
buffer
);
}
TEST_F(ICMPExtensionTest, ExtensionStructureValidation) {
const uint8_t input[] = { 32, 0, 197, 95, 0, 8, 1, 1, 24, 150, 1, 1 };
EXPECT_TRUE(ICMPExtensionsStructure::validate_extensions(input, sizeof(input)));
}
TEST_F(ICMPExtensionTest, ExtensionStructureFromBuffer) {
const uint8_t input[] = { 32, 0, 197, 95, 0, 8, 1, 1, 24, 150, 1, 1 };
ICMPExtensionsStructure structure(input, sizeof(input));
EXPECT_EQ(2, structure.version());
EXPECT_EQ(0, structure.reserved());
EXPECT_EQ(0xc55f, structure.checksum());
const ICMPExtensionsStructure::extensions_type& extensions = structure.extensions();
EXPECT_EQ(1, extensions.size());
const ICMPExtension& ext = *extensions.begin();
const uint8_t payload[] = { 24, 150, 1, 1 };
EXPECT_EQ(1, ext.extension_class());
EXPECT_EQ(1, ext.extension_type());
EXPECT_EQ(
ICMPExtension::payload_type(payload, payload + sizeof(payload)),
ext.payload()
);
ICMPExtension::serialization_type buffer = structure.serialize();
EXPECT_EQ(
ICMPExtension::serialization_type(input, input + sizeof(input)),
buffer
);
}
TEST_F(ICMPExtensionTest, Reserved) {
ICMPExtensionsStructure structure;
structure.reserved(0xdea);
EXPECT_EQ(0xdea, structure.reserved());
EXPECT_EQ(2, structure.version());
}