Merge "Merge RQ2A.210305.007"
diff --git a/trusty/confirmationui/fuzz/Android.bp b/trusty/confirmationui/fuzz/Android.bp
index 12bb70a..ba57191 100644
--- a/trusty/confirmationui/fuzz/Android.bp
+++ b/trusty/confirmationui/fuzz/Android.bp
@@ -17,11 +17,27 @@
}
cc_fuzz {
- name: "trusty_confirmationui_fuzzer",
+ name: "trusty_confirmationui_tipc_fuzzer",
defaults: ["trusty_fuzzer_defaults"],
- srcs: ["fuzz.cpp"],
+ srcs: [":trusty_tipc_fuzzer"],
+ cflags: [
+ "-DTRUSTY_APP_PORT=\"com.android.trusty.confirmationui\"",
+ "-DTRUSTY_APP_UUID=\"7dee2364-c036-425b-b086-df0f6c233c1b\"",
+ "-DTRUSTY_APP_FILENAME=\"confirmationui.syms.elf\"",
+ ],
- // The initial corpus for this fuzzer was derived by dumping bytes from
- // ConfirmationUI VTS.
- corpus: ["corpus/*"],
+}
+
+cc_fuzz {
+ name: "trusty_confirmationui_msg_fuzzer",
+ defaults: ["trusty_fuzzer_defaults"],
+ srcs: ["msg_fuzzer.cpp"],
+ include_dirs: ["system/core/trusty/confirmationui/include"],
+ shared_libs: [
+ "libdmabufheap",
+ ],
+
+ // The initial corpus for this fuzzer was derived by dumping messages from/to
+ // HAL to/from TA triggered by VtsHalConfirmationUIV1_0TargetTest.
+ corpus: ["msg_corpus/*"],
}
diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-2ekYc2 b/trusty/confirmationui/fuzz/corpus/confirmationui-2ekYc2
deleted file mode 100644
index 53fe0c9..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-2ekYc2
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-6l8Soq b/trusty/confirmationui/fuzz/corpus/confirmationui-6l8Soq
deleted file mode 100644
index bda80fd..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-6l8Soq
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-7kFpGO b/trusty/confirmationui/fuzz/corpus/confirmationui-7kFpGO
deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-7kFpGO
+++ /dev/null
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deleted file mode 100644
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--- a/trusty/confirmationui/fuzz/corpus/confirmationui-92m2f3
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-ALYIzO b/trusty/confirmationui/fuzz/corpus/confirmationui-ALYIzO
deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-ALYIzO
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deleted file mode 100644
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--- a/trusty/confirmationui/fuzz/corpus/confirmationui-AcIMhR
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-AieaIi b/trusty/confirmationui/fuzz/corpus/confirmationui-AieaIi
deleted file mode 100644
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--- a/trusty/confirmationui/fuzz/corpus/confirmationui-AieaIi
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deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-BdqX5j
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-JBPIGs b/trusty/confirmationui/fuzz/corpus/confirmationui-JBPIGs
deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-JBPIGs
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-MWHw4T b/trusty/confirmationui/fuzz/corpus/confirmationui-MWHw4T
deleted file mode 100644
index 0dc6e91..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-MWHw4T
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-TZzVLO b/trusty/confirmationui/fuzz/corpus/confirmationui-TZzVLO
deleted file mode 100644
index 927d64d..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-TZzVLO
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-WwdA3B b/trusty/confirmationui/fuzz/corpus/confirmationui-WwdA3B
deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-WwdA3B
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deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-globJV
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-hzUgjD b/trusty/confirmationui/fuzz/corpus/confirmationui-hzUgjD
deleted file mode 100644
index 87870ca..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-hzUgjD
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deleted file mode 100644
index 0b274bf..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-jXC78o
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deleted file mode 100644
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--- a/trusty/confirmationui/fuzz/corpus/confirmationui-kykxni
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-npHe8t b/trusty/confirmationui/fuzz/corpus/confirmationui-npHe8t
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--- a/trusty/confirmationui/fuzz/corpus/confirmationui-npHe8t
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--- a/trusty/confirmationui/fuzz/corpus/confirmationui-rPgnyI
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-uCJ1Me b/trusty/confirmationui/fuzz/corpus/confirmationui-uCJ1Me
deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-uCJ1Me
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-wAQEjK b/trusty/confirmationui/fuzz/corpus/confirmationui-wAQEjK
deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-wAQEjK
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-xjtOks b/trusty/confirmationui/fuzz/corpus/confirmationui-xjtOks
deleted file mode 100644
index b4a1c49..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-xjtOks
+++ /dev/null
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-zKFIjN b/trusty/confirmationui/fuzz/corpus/confirmationui-zKFIjN
deleted file mode 100644
index 5adf905..0000000
--- a/trusty/confirmationui/fuzz/corpus/confirmationui-zKFIjN
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diff --git a/trusty/confirmationui/fuzz/fuzz.cpp b/trusty/confirmationui/fuzz/fuzz.cpp
deleted file mode 100644
index df2517c..0000000
--- a/trusty/confirmationui/fuzz/fuzz.cpp
+++ /dev/null
@@ -1,93 +0,0 @@
-/*
- * Copyright (C) 2020 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <iostream>
-#include <stdlib.h>
-#include <trusty/coverage/coverage.h>
-#include <trusty/fuzz/counters.h>
-#include <trusty/fuzz/utils.h>
-#include <unistd.h>
-
-using android::trusty::coverage::CoverageRecord;
-using android::trusty::fuzz::ExtraCounters;
-using android::trusty::fuzz::TrustyApp;
-
-#define TIPC_DEV "/dev/trusty-ipc-dev0"
-#define CONFIRMATIONUI_PORT "com.android.trusty.confirmationui"
-#define CONFIRMATIONUI_MODULE_NAME "confirmationui.syms.elf"
-
-/* ConfirmationUI TA's UUID is 7dee2364-c036-425b-b086-df0f6c233c1b */
-static struct uuid confirmationui_uuid = {
- 0x7dee2364,
- 0xc036,
- 0x425b,
- {0xb0, 0x86, 0xdf, 0x0f, 0x6c, 0x23, 0x3c, 0x1b},
-};
-
-/* The format of the packets is as following:
- * 16 bits (uint16_t, header) + payload bytes
- * The 16 bits header spicify the number of bytes of payload (header excluded).
- */
-struct data_packet {
- uint16_t header;
- uint8_t payload[];
-};
-
-static CoverageRecord record(TIPC_DEV, &confirmationui_uuid, CONFIRMATIONUI_MODULE_NAME);
-
-extern "C" int LLVMFuzzerInitialize(int* /* argc */, char*** /* argv */) {
- auto ret = record.Open();
- if (!ret.ok()) {
- std::cerr << ret.error() << std::endl;
- exit(-1);
- }
- return 0;
-}
-
-/* Each corpus contains one or more data packets. */
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
- static uint8_t buf[TIPC_MAX_MSG_SIZE];
- size_t data_idx = 0;
-
- ExtraCounters counters(&record);
- counters.Reset();
-
- TrustyApp ta(TIPC_DEV, CONFIRMATIONUI_PORT);
- auto ret = ta.Connect();
- if (!ret.ok()) {
- android::trusty::fuzz::Abort();
- }
-
- while (data_idx < size) {
- struct data_packet* data_packet_ptr = (struct data_packet*)&data[data_idx];
- size_t payload_size = data_packet_ptr->header;
- data_idx += data_packet_ptr->header + sizeof(data_packet_ptr->header);
-
- /* Write message to confirmationui server */
- ret = ta.Write(data_packet_ptr->payload, payload_size);
- if (!ret.ok()) {
- return -1;
- }
-
- /* Read message from confirmationui server */
- ret = ta.Read(&buf, sizeof(buf));
- if (!ret.ok()) {
- return -1;
- }
- }
-
- return 0;
-}
diff --git a/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-0AD0Mc b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-0AD0Mc
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-0AD0Mc
diff --git a/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-1b1UIl b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-1b1UIl
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diff --git a/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-7FNOdd b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-7FNOdd
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--- /dev/null
+++ b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-vg2hAB
diff --git a/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-ysk3Rj b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-recv-ysk3Rj
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diff --git a/trusty/confirmationui/fuzz/msg_corpus/confirmationui-send-2upXHa b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-send-2upXHa
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diff --git a/trusty/confirmationui/fuzz/corpus/confirmationui-5yTG3f b/trusty/confirmationui/fuzz/msg_corpus/confirmationui-send-BFP3vG
similarity index 95%
rename from trusty/confirmationui/fuzz/corpus/confirmationui-5yTG3f
rename to trusty/confirmationui/fuzz/msg_corpus/confirmationui-send-BFP3vG
index d627b01..b944d94 100644
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diff --git a/trusty/confirmationui/fuzz/msg_fuzzer.cpp b/trusty/confirmationui/fuzz/msg_fuzzer.cpp
new file mode 100644
index 0000000..8e4443c
--- /dev/null
+++ b/trusty/confirmationui/fuzz/msg_fuzzer.cpp
@@ -0,0 +1,173 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <BufferAllocator/BufferAllocator.h>
+#include <TrustyIpc.h>
+#include <iostream>
+#include <stdlib.h>
+#include <sys/mman.h>
+#include <time.h>
+#include <trusty/coverage/coverage.h>
+#include <trusty/fuzz/counters.h>
+#include <trusty/fuzz/utils.h>
+#include <trusty/tipc.h>
+#include <unistd.h>
+
+using android::trusty::coverage::CoverageRecord;
+using android::trusty::fuzz::ExtraCounters;
+using android::trusty::fuzz::TrustyApp;
+
+#define countof(arr) (sizeof(arr) / sizeof(arr[0]))
+
+#define TIPC_DEV "/dev/trusty-ipc-dev0"
+#define CONFIRMATIONUI_PORT "com.android.trusty.confirmationui"
+#define CONFIRMATIONUI_MODULE_NAME "confirmationui.syms.elf"
+
+/* A request to render to screen may take a while. */
+const size_t kTimeoutSeconds = 30;
+
+/* ConfirmationUI TA's UUID is 7dee2364-c036-425b-b086-df0f6c233c1b */
+static struct uuid confirmationui_uuid = {
+ 0x7dee2364,
+ 0xc036,
+ 0x425b,
+ {0xb0, 0x86, 0xdf, 0x0f, 0x6c, 0x23, 0x3c, 0x1b},
+};
+
+static CoverageRecord record(TIPC_DEV, &confirmationui_uuid, CONFIRMATIONUI_MODULE_NAME);
+
+static android::base::unique_fd dma_buf;
+static void* shm_base;
+
+extern "C" int LLVMFuzzerInitialize(int* /* argc */, char*** /* argv */) {
+ auto ret = record.Open();
+ if (!ret.ok()) {
+ std::cerr << ret.error() << std::endl;
+ exit(-1);
+ }
+
+ BufferAllocator allocator;
+ dma_buf.reset(allocator.Alloc(kDmabufSystemHeapName, CONFIRMATIONUI_MAX_MSG_SIZE));
+ if (dma_buf < 0) {
+ std::cerr << "Failed to allocate dma_buf" << std::endl;
+ exit(-1);
+ }
+
+ shm_base = mmap(0, CONFIRMATIONUI_MAX_MSG_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, dma_buf, 0);
+ if (shm_base == MAP_FAILED) {
+ std::cerr << "Failed to mmap() dma_buf" << std::endl;
+ exit(-1);
+ }
+
+ return 0;
+}
+
+static bool Init(int chan, int dma_buf) {
+ confirmationui_hdr hdr = {
+ .cmd = CONFIRMATIONUI_CMD_INIT,
+ };
+ confirmationui_init_req args = {
+ .shm_len = CONFIRMATIONUI_MAX_MSG_SIZE,
+ };
+ iovec iov[] = {
+ {
+ .iov_base = &hdr,
+ .iov_len = sizeof(hdr),
+ },
+ {
+ .iov_base = &args,
+ .iov_len = sizeof(args),
+ },
+ };
+ trusty_shm shm = {
+ .fd = dma_buf,
+ .transfer = TRUSTY_SHARE,
+ };
+
+ int rc = tipc_send(chan, iov, countof(iov), &shm, 1);
+ if (rc != static_cast<int>(sizeof(hdr) + sizeof(args))) {
+ return false;
+ }
+
+ rc = read(chan, &hdr, sizeof(hdr));
+ if (rc != static_cast<int>(sizeof(hdr))) {
+ return false;
+ }
+
+ return true;
+}
+
+static bool Msg(int chan, const uint8_t* data, size_t size) {
+ confirmationui_hdr hdr = {
+ .cmd = CONFIRMATIONUI_CMD_MSG,
+ };
+ confirmationui_msg_args args = {
+ .msg_len = static_cast<uint32_t>(size),
+ };
+ iovec iov[] = {
+ {
+ .iov_base = &hdr,
+ .iov_len = sizeof(hdr),
+ },
+ {
+ .iov_base = &args,
+ .iov_len = sizeof(args),
+ },
+ };
+
+ memset(shm_base, 0, CONFIRMATIONUI_MAX_MSG_SIZE);
+ memcpy(shm_base, data, size);
+
+ int rc = tipc_send(chan, iov, countof(iov), NULL, 0);
+ if (rc != static_cast<int>(sizeof(hdr) + sizeof(args))) {
+ return false;
+ }
+
+ rc = readv(chan, iov, countof(iov));
+ if (rc != static_cast<int>(sizeof(hdr) + sizeof(args))) {
+ return false;
+ }
+
+ return true;
+}
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+ ExtraCounters counters(&record);
+ counters.Reset();
+
+ TrustyApp ta(TIPC_DEV, CONFIRMATIONUI_PORT);
+ auto ret = ta.Connect();
+ if (!ret.ok()) {
+ android::trusty::fuzz::Abort();
+ }
+ int chan = *ta.GetRawFd();
+
+ alarm(kTimeoutSeconds);
+ bool success = Init(chan, dma_buf);
+ alarm(0);
+ if (!success) {
+ android::trusty::fuzz::Abort();
+ }
+
+ alarm(kTimeoutSeconds);
+ success = Msg(chan, data, size);
+ alarm(0);
+ if (!success) {
+ android::trusty::fuzz::Abort();
+ }
+
+ return 0;
+}