secd-49-manifests.m [plain text]
/*
* Copyright (c) 2015 Apple Inc. All Rights Reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
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*/
#include <Security/SecureObjectSync/SOSManifest.h>
#include <Security/SecureObjectSync/SOSMessage.h>
#include "secd_regressions.h"
#include <utilities/SecCFWrappers.h>
#include <utilities/SecCFRelease.h>
#include <utilities/der_plist.h>
#include <Security/SecureObjectSync/SOSDigestVector.h>
#include <securityd/SecDbItem.h>
#include <stdlib.h>
static int kTestTestCount = 68;
#define okmfcomplement(r, b, n, ...) test_okmfcomplement(r, b, n, test_create_description(__VA_ARGS__), test_directive, test_reason, __FILE__, __LINE__, NULL)
#define okmfdiff(a, b, eab,eba, ...) test_okmfdiff(a, b, eab, eba, test_create_description(__VA_ARGS__), test_directive, test_reason, __FILE__, __LINE__, NULL)
#define okmfintersection(a, b, n, ...) test_okmfintersection(a, b, n, test_create_description(__VA_ARGS__), test_directive, test_reason, __FILE__, __LINE__, NULL)
#define okmfpatch(b, r, a, n, ...) test_okmfpatch(b, r, a, n, test_create_description(__VA_ARGS__), test_directive, test_reason, __FILE__, __LINE__, NULL)
#define okmfunion(a, b, n, ...) test_okmfunion(a, b, n, test_create_description(__VA_ARGS__), test_directive, test_reason, __FILE__, __LINE__, NULL)
static void appendManifestDescription(CFMutableStringRef string, CFStringRef prefix, SOSManifestRef mf) {
if (prefix)
CFStringAppend(string, prefix);
if (!mf) {
CFStringAppend(string, CFSTR("null"));
} else if (SOSManifestGetCount(mf) == 0) {
CFStringAppend(string, CFSTR("empty"));
} else {
char prefix = '{';
const uint8_t *d = SOSManifestGetBytePtr(mf);
for (CFIndex endIX = SOSManifestGetCount(mf), curIX = 0; curIX < endIX; ++curIX, d += SOSDigestSize) {
CFStringAppendFormat(string, NULL, CFSTR(" prefix = ' ';
}
CFStringAppend(string, CFSTR("}"));
}
}
static int appendManifestComparison(CFMutableStringRef string, CFStringRef prefix, SOSManifestRef expected, SOSManifestRef computed) {
int passed = 0;
appendManifestDescription(string, prefix, computed);
if (CFEqualSafe(computed, expected)) {
// ok
passed = 1;
} else {
// wrong
appendManifestDescription(string, CFSTR("!="), expected);
}
return passed;
}
static void test_okmfcomplement(SOSManifestRef r, SOSManifestRef b, SOSManifestRef n, __attribute((cf_consumed)) CFStringRef test_description, const char *test_directive, const char *reason, const char *file, unsigned line, const char *fmt, ...) {
CFErrorRef error = NULL;
int passed = 0;
CFMutableStringRef extendedDescription = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, test_description);
if (test_description && CFStringGetLength(test_description) != 0)
CFStringAppend(extendedDescription, CFSTR(" "));
appendManifestDescription(extendedDescription, CFSTR("complement "), r);
appendManifestDescription(extendedDescription, CFSTR("->"), b);
SOSManifestRef new = SOSManifestCreateComplement(r, b, &error);
if (!new) {
CFStringAppendFormat(extendedDescription, NULL, CFSTR(" SOSManifestCreateComplement: } else {
passed = appendManifestComparison(extendedDescription, CFSTR(" -> "), n, new);
}
test_ok(passed, extendedDescription, test_directive, test_reason, file, line, NULL);
CFReleaseSafe(test_description);
CFReleaseSafe(new);
CFReleaseSafe(error);
}
static void test_okmfdiff(SOSManifestRef a, SOSManifestRef b, SOSManifestRef exp_a_b, SOSManifestRef exp_b_a, __attribute((cf_consumed)) CFStringRef test_description, const char *test_directive, const char *reason, const char *file, unsigned line, const char *fmt, ...) {
CFErrorRef error = NULL;
SOSManifestRef a_minus_b = NULL;
SOSManifestRef b_minus_a = NULL;
int passed = 0;
CFMutableStringRef extendedDescription = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, test_description);
if (test_description && CFStringGetLength(test_description) != 0)
CFStringAppend(extendedDescription, CFSTR(" "));
appendManifestDescription(extendedDescription, CFSTR("diff "), a);
appendManifestDescription(extendedDescription, CFSTR("->"), b);
if (!SOSManifestDiff(a, b, &a_minus_b, &b_minus_a, &error)) {
CFStringAppendFormat(extendedDescription, NULL, CFSTR(" SOSManifestDiff: } else {
passed = appendManifestComparison(extendedDescription, CFSTR(" -> "), exp_a_b, a_minus_b);
passed &= appendManifestComparison(extendedDescription, CFSTR("->"), exp_b_a, b_minus_a);
}
test_ok(passed, extendedDescription, test_directive, test_reason, file, line, NULL);
CFReleaseSafe(test_description);
CFReleaseSafe(a_minus_b);
CFReleaseSafe(b_minus_a);
CFReleaseSafe(error);
}
static void test_okmfintersection(SOSManifestRef a, SOSManifestRef b, SOSManifestRef n, __attribute((cf_consumed)) CFStringRef test_description, const char *test_directive, const char *reason, const char *file, unsigned line, const char *fmt, ...) {
CFErrorRef error = NULL;
int passed = 0;
CFMutableStringRef extendedDescription = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, test_description);
if (test_description && CFStringGetLength(test_description) != 0)
CFStringAppend(extendedDescription, CFSTR(" "));
appendManifestDescription(extendedDescription, CFSTR("intersection "), a);
appendManifestDescription(extendedDescription, CFSTR("->") /*CFSTR(" \xe2\x88\xa9 ")*/, b);
SOSManifestRef new = SOSManifestCreateIntersection(a, b, &error);
if (!new) {
CFStringAppendFormat(extendedDescription, NULL, CFSTR(" SOSManifestCreateIntersection: } else {
passed = appendManifestComparison(extendedDescription, CFSTR(" -> "), n, new);
}
test_ok(passed, extendedDescription, test_directive, test_reason, file, line, NULL);
CFReleaseSafe(test_description);
CFReleaseSafe(new);
CFReleaseSafe(error);
}
static void test_okmfpatch(SOSManifestRef b, SOSManifestRef r, SOSManifestRef a, SOSManifestRef n, __attribute((cf_consumed)) CFStringRef test_description, const char *test_directive, const char *reason, const char *file, unsigned line, const char *fmt, ...) {
CFErrorRef error = NULL;
int passed = 0;
CFMutableStringRef extendedDescription = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, test_description);
if (test_description && CFStringGetLength(test_description) != 0)
CFStringAppend(extendedDescription, CFSTR(" "));
appendManifestDescription(extendedDescription, CFSTR("patch "), b);
appendManifestDescription(extendedDescription, CFSTR("->"), r);
appendManifestDescription(extendedDescription, CFSTR("->"), a);
SOSManifestRef new = SOSManifestCreateWithPatch(b, r, a, &error);
if (!new) {
CFStringAppendFormat(extendedDescription, NULL, CFSTR(" SOSManifestCreateWithPatch: } else {
passed = appendManifestComparison(extendedDescription, CFSTR(" -> "), n, new);
}
test_ok(passed, extendedDescription, test_directive, test_reason, file, line, NULL);
CFReleaseSafe(test_description);
CFReleaseSafe(new);
CFReleaseSafe(error);
}
static void test_okmfunion(SOSManifestRef a, SOSManifestRef b, SOSManifestRef n, __attribute((cf_consumed)) CFStringRef test_description, const char *test_directive, const char *reason, const char *file, unsigned line, const char *fmt, ...) {
CFErrorRef error = NULL;
int passed = 0;
CFMutableStringRef extendedDescription = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, test_description);
if (test_description && CFStringGetLength(test_description) != 0)
CFStringAppend(extendedDescription, CFSTR(" "));
appendManifestDescription(extendedDescription, CFSTR("union "), a);
appendManifestDescription(extendedDescription, CFSTR("->") /*CFSTR(" \xe2\x88\xaa ")*/, b);
SOSManifestRef new = SOSManifestCreateUnion(a, b, &error);
if (!new) {
CFStringAppendFormat(extendedDescription, NULL, CFSTR(" SOSManifestCreateUnion: } else {
passed = appendManifestComparison(extendedDescription, CFSTR(" -> "), n, new);
}
test_ok(passed, extendedDescription, test_directive, test_reason, file, line, NULL);
CFReleaseSafe(test_description);
CFReleaseSafe(new);
CFReleaseSafe(error);
}
static SOSManifestRef createManifestWithString(CFStringRef string) {
struct SOSDigestVector dv = SOSDigestVectorInit;
CFIndex length = string ? CFStringGetLength(string) : 0;
CFStringInlineBuffer buf = {};
CFRange range = { 0, length };
CFStringInitInlineBuffer(string, &buf, range);
for (CFIndex ix = 0; ix < length; ++ix) {
uint8_t digest[20] = " ";
UniChar c = CFStringGetCharacterFromInlineBuffer(&buf, ix);
digest[0] = c;
SOSDigestVectorAppend(&dv, digest);
}
SOSManifestRef mf = NULL;
mf = SOSManifestCreateWithDigestVector(&dv, NULL);
SOSDigestVectorFree(&dv);
return mf;
}
static SOSManifestRef testCreateBadManifest() {
SOSManifestRef mf = createManifestWithString(CFSTR("bab"));
is(SOSManifestGetCount(mf), (size_t)2, "dupes eliminated?");
return mf;
}
typedef struct mf_vectors {
SOSManifestRef null;
SOSManifestRef empty;
SOSManifestRef a;
SOSManifestRef b;
SOSManifestRef ab;
SOSManifestRef bab;
SOSManifestRef agh;
SOSManifestRef gh;
SOSManifestRef agghhjk;
SOSManifestRef gghh;
SOSManifestRef agghh;
} mf_t;
static void setupMF(mf_t *mf) {
CFErrorRef error = NULL;
mf->null = NULL;
mf->empty = SOSManifestCreateWithBytes(NULL, 0, &error);
mf->a = createManifestWithString(CFSTR("a"));
mf->b = createManifestWithString(CFSTR("b"));
mf->ab = createManifestWithString(CFSTR("ab"));
mf->bab = testCreateBadManifest();
mf->gh = createManifestWithString(CFSTR("gh"));
mf->agh = createManifestWithString(CFSTR("agh"));
mf->agghhjk = createManifestWithString(CFSTR("agghhjk"));
mf->gghh = createManifestWithString(CFSTR("gghh"));
mf->agghh = createManifestWithString(CFSTR("agghh"));
}
static void teardownMF(mf_t *mf) {
if (!mf) return;
CFReleaseSafe(mf->empty);
CFReleaseSafe(mf->a);
CFReleaseSafe(mf->b);
CFReleaseSafe(mf->ab);
CFReleaseSafe(mf->bab);
CFReleaseSafe(mf->gh);
CFReleaseSafe(mf->agh);
CFReleaseSafe(mf->agghhjk);
CFReleaseSafe(mf->gghh);
CFReleaseSafe(mf->agghh);
}
static void testNullManifest(SOSManifestRef mf)
{
is(SOSManifestGetCount(mf), (size_t)0, "count is 0");
is(SOSManifestGetSize(mf), (size_t)0, "capacity is 0");
}
static void testNull(mf_t *mf) {
testNullManifest(mf->null);
testNullManifest(mf->empty);
}
static void testDiff(mf_t *mf) {
okmfdiff(mf->null, mf->null, mf->empty, mf->empty);
okmfdiff(mf->null, mf->empty, mf->empty, mf->empty);
okmfdiff(mf->null, mf->a, mf->empty, mf->a);
okmfdiff(mf->empty, mf->null, mf->empty, mf->empty);
okmfdiff(mf->empty, mf->empty, mf->empty, mf->empty);
okmfdiff(mf->empty, mf->a, mf->empty, mf->a);
okmfdiff(mf->a, mf->null, mf->a, mf->empty);
okmfdiff(mf->a, mf->empty, mf->a, mf->empty);
okmfdiff(mf->a, mf->a, mf->empty, mf->empty);
okmfdiff(mf->bab, mf->empty, mf->ab, mf->empty);
okmfdiff(mf->bab, mf->a, mf->b, mf->empty);
okmfdiff(mf->a, mf->bab, mf->empty, mf->b);
okmfdiff(mf->bab, mf->b, mf->a, mf->empty);
okmfdiff(mf->b, mf->bab, mf->empty, mf->a);
okmfdiff(mf->bab, mf->bab, mf->empty, mf->empty);
}
static void testPatch(mf_t *mf) {
okmfpatch(mf->null, mf->null, mf->null, mf->empty);
okmfpatch(mf->empty, mf->empty, mf->empty, mf->empty);
okmfpatch(mf->bab, mf->b, mf->a, mf->a);
okmfpatch(mf->ab, mf->empty, mf->empty, mf->ab);
okmfpatch(mf->ab, mf->empty, mf->a, mf->ab);
okmfpatch(mf->bab, mf->empty, mf->a, mf->ab);
okmfpatch(mf->bab, mf->ab, mf->null, mf->empty);
okmfpatch(mf->bab, mf->empty, mf->empty, mf->ab);
}
static void testUnion(mf_t *mf) {
okmfunion(mf->null, mf->null, mf->empty);
okmfunion(mf->null, mf->empty, mf->empty);
okmfunion(mf->empty, mf->null, mf->empty);
okmfunion(mf->empty, mf->empty, mf->empty);
okmfunion(mf->null, mf->a, mf->a);
okmfunion(mf->a, mf->null, mf->a);
okmfunion(mf->empty, mf->a, mf->a);
okmfunion(mf->a, mf->empty, mf->a);
okmfunion(mf->bab, mf->ab, mf->ab);
okmfunion(mf->empty, mf->bab, mf->ab);
okmfunion(mf->bab, mf->empty, mf->ab);
}
static void testIntersect(mf_t *mf) {
okmfintersection(mf->null, mf->null, mf->empty);
okmfintersection(mf->null, mf->empty, mf->empty);
okmfintersection(mf->empty, mf->null, mf->empty);
okmfintersection(mf->empty, mf->empty, mf->empty);
okmfintersection(mf->null, mf->a, mf->empty);
okmfintersection(mf->a, mf->null, mf->empty);
okmfintersection(mf->empty, mf->a, mf->empty);
okmfintersection(mf->a, mf->empty, mf->empty);
okmfintersection(mf->bab, mf->ab, mf->ab);
okmfintersection(mf->bab, mf->a, mf->a);
okmfintersection(mf->a, mf->bab, mf->a);
okmfintersection(mf->b, mf->bab, mf->b);
okmfintersection(mf->bab, mf->bab, mf->ab);
okmfintersection(mf->gghh, mf->agghh, mf->gh);
okmfintersection(mf->agghhjk, mf->agghh, mf->agh);
}
static void testComplement(mf_t *mf) {
okmfcomplement(mf->null, mf->null, mf->empty);
okmfcomplement(mf->null, mf->empty, mf->empty);
okmfcomplement(mf->empty, mf->null, mf->empty);
okmfcomplement(mf->empty, mf->empty, mf->empty);
okmfcomplement(mf->null, mf->a, mf->a);
okmfcomplement(mf->a, mf->null, mf->empty);
okmfcomplement(mf->empty, mf->a, mf->a);
okmfcomplement(mf->a, mf->empty, mf->empty);
okmfcomplement(mf->bab, mf->ab, mf->empty);
okmfcomplement(mf->ab, mf->bab, mf->empty);
okmfcomplement(mf->bab, mf->a, mf->empty);
okmfcomplement(mf->a, mf->bab, mf->b);
okmfcomplement(mf->b, mf->bab, mf->a);
okmfcomplement(mf->empty, mf->bab, mf->ab);
}
static void tests(void)
{
mf_t mf;
setupMF(&mf);
testNull(&mf);
testDiff(&mf);
testPatch(&mf);
testUnion(&mf);
testIntersect(&mf);
testComplement(&mf);
teardownMF(&mf);
}
int secd_49_manifests(int argc, char *const *argv)
{
plan_tests(kTestTestCount);
tests();
return 0;
}