verifier_test.cpp - platform/bootable/recovery - Git at Google

 /*
  * Copyright (C) 2009 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 <errno.h>
 #include <fcntl.h>
 #include <stdarg.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/types.h>
 #include <sys/stat.h>

 #include "common.h"
 #include "verifier.h"
 #include "ui.h"
 #include "mincrypt/sha.h"
 #include "mincrypt/sha256.h"
 #include "minzip/SysUtil.h"

 // This is build/target/product/security/testkey.x509.pem after being
 // dumped out by dumpkey.jar.
 RSAPublicKey test_key =
     { 64, 0xc926ad21,
       { 0x6afee91fu, 0x7fa31d5bu, 0x38a0b217u, 0x99df9baeu,
         0xfe72991du, 0x727d3c04u, 0x20943f99u, 0xd08e7826u,
         0x69e7c8a2u, 0xdeeccc8eu, 0x6b9af76fu, 0x553311c4u,
         0x07b9e247u, 0x54c8bbcau, 0x6a540d81u, 0x48dbf567u,
         0x98c92877u, 0x134fbfdeu, 0x01b32564u, 0x24581948u,
         0x6cddc3b8u, 0x0cd444dau, 0xfe0381ccu, 0xf15818dfu,
         0xc06e6d42u, 0x2e2f6412u, 0x093a6737u, 0x94d83b31u,
         0xa466c87au, 0xb3f284a0u, 0xa694ec2cu, 0x053359e6u,
         0x9717ee6au, 0x0732e080u, 0x220d5008u, 0xdc4af350u,
         0x93d0a7c3u, 0xe330c9eau, 0xcac3da1eu, 0x8ebecf8fu,
         0xc2be387fu, 0x38a14e89u, 0x211586f0u, 0x18b846f5u,
         0x43be4c72u, 0xb578c204u, 0x1bbfb230u, 0xf1e267a8u,
         0xa2d3e656u, 0x64b8e4feu, 0xe7e83d4bu, 0x3e77a943u,
         0x3559ffd9u, 0x0ebb0f99u, 0x0aa76ce6u, 0xd3786ea7u,
         0xbca8cd6bu, 0x068ca8e8u, 0xeb1de2ffu, 0x3e3ecd6cu,
         0xe0d9d825u, 0xb1edc762u, 0xdec60b24u, 0xd6931904u},
       { 0xccdcb989u, 0xe19281f9u, 0xa6e80accu, 0xb7f40560u,
         0x0efb0bccu, 0x7f12b0bbu, 0x1e90531au, 0x136d95d0u,
         0x9e660665u, 0x7d54918fu, 0xe3b93ea2u, 0x2f415d10u,
         0x3d2df6e6u, 0x7a627ecfu, 0xa6f22d70u, 0xb995907au,
         0x09de16b2u, 0xfeb8bd61u, 0xf24ec294u, 0x716a427fu,
         0x2e12046fu, 0xeaf3d56au, 0xd9b873adu, 0x0ced340bu,
         0xbc9cec09u, 0x73c65903u, 0xee39ce9bu, 0x3eede25au,
         0x397633b7u, 0x2583c165u, 0x8514f97du, 0xe9166510u,
         0x0b6fae99u, 0xa47139fdu, 0xdb8352f0u, 0xb2ad7f2cu,
         0xa11552e2u, 0xd4d490a7u, 0xe11e8568u, 0xe9e484dau,
         0xd3ef8449u, 0xa47055dau, 0x4edd9557u, 0x03a78ba1u,
         0x770e130du, 0x16762facu, 0x0cbdfcc4u, 0xf3070540u,
         0x008b6515u, 0x60e7e1b7u, 0xa72cf7f9u, 0xaff86e39u,
         0x4296faadu, 0xfc90430eu, 0x6cc8f377u, 0xb398fd43u,
         0x423c5997u, 0x991d59c4u, 0x6464bf73u, 0x96431575u,
         0x15e3d207u, 0x30532a7au, 0x8c4be618u, 0x460a4d76u },
       3
     };

 RSAPublicKey test_f4_key =
     { 64, 0xc9bd1f21,
       { 0x1178db1fu, 0xbf5d0e55u, 0x3393a165u, 0x0ef4c287u,
         0xbc472a4au, 0x383fc5a1u, 0x4a13b7d2u, 0xb1ff2ac3u,
         0xaf66b4d9u, 0x9280acefu, 0xa2165bdbu, 0x6a4d6e5cu,
         0x08ea676bu, 0xb7ac70c7u, 0xcd158139u, 0xa635ccfeu,
         0xa46ab8a8u, 0x445a3e8bu, 0xdc81d9bbu, 0x91ce1a20u,
         0x68021cdeu, 0x4516eda9u, 0x8d43c30cu, 0xed1eff14u,
         0xca387e4cu, 0x58adc233u, 0x4657ab27u, 0xa95b521eu,
         0xdfc0e30cu, 0x394d64a1u, 0xc6b321a1u, 0x2ca22cb8u,
         0xb1892d5cu, 0x5d605f3eu, 0x6025483cu, 0x9afd5181u,
         0x6e1a7105u, 0x03010593u, 0x70acd304u, 0xab957cbfu,
         0x8844abbbu, 0x53846837u, 0x24e98a43u, 0x2ba060c1u,
         0x8b88b88eu, 0x44eea405u, 0xb259fc41u, 0x0907ad9cu,
         0x13003adau, 0xcf79634eu, 0x7d314ec9u, 0xfbbe4c2bu,
         0xd84d0823u, 0xfd30fd88u, 0x68d8a909u, 0xfb4572d9u,
         0xa21301c2u, 0xd00a4785u, 0x6862b50cu, 0xcfe49796u,
         0xdaacbd83u, 0xfb620906u, 0xdf71e0ccu, 0xbbc5b030u },
       { 0x69a82189u, 0x1a8b22f4u, 0xcf49207bu, 0x68cc056au,
         0xb206b7d2u, 0x1d449bbdu, 0xe9d342f2u, 0x29daea58u,
         0xb19d011au, 0xc62f15e4u, 0x9452697au, 0xb62bb87eu,
         0x60f95cc2u, 0x279ebb2du, 0x17c1efd8u, 0xec47558bu,
         0xc81334d1u, 0x88fe7601u, 0x79992eb1u, 0xb4555615u,
         0x2022ac8cu, 0xc79a4b8cu, 0xb288b034u, 0xd6b942f0u,
         0x0caa32fbu, 0xa065ba51u, 0x4de9f154u, 0x29f64f6cu,
         0x7910af5eu, 0x3ed4636au, 0xe4c81911u, 0x9183f37du,
         0x5811e1c4u, 0x29c7a58cu, 0x9715d4d3u, 0xc7e2dce3u,
         0x140972ebu, 0xf4c8a69eu, 0xa104d424u, 0x5dabbdfbu,
         0x41cb4c6bu, 0xd7f44717u, 0x61785ff7u, 0x5e0bc273u,
         0x36426c70u, 0x2aa6f08eu, 0x083badbfu, 0x3cab941bu,
         0x8871da23u, 0x1ab3dbaeu, 0x7115a21du, 0xf5aa0965u,
         0xf766f562u, 0x7f110225u, 0x86d96a04u, 0xc50a120eu,
         0x3a751ca3u, 0xc21aa186u, 0xba7359d0u, 0x3ff2b257u,
         0xd116e8bbu, 0xfc1318c0u, 0x070e5b1du, 0x83b759a6u },
       65537
     };

 ECPublicKey test_ec_key =
     {
        {
          {0xd656fa24u, 0x931416cau, 0x1c0278c6u, 0x174ebe4cu,
           0x6018236au, 0x45ba1656u, 0xe8c05d84u, 0x670ed500u}
       },
       {
         {0x0d179adeu, 0x4c16827du, 0x9f8cb992u, 0x8f69ff8au,
          0x481b1020u, 0x798d91afu, 0x184db8e9u, 0xb5848dd9u}
       }
     };

 RecoveryUI* ui = NULL;

 // verifier expects to find a UI object; we provide one that does
 // nothing but print.
 class FakeUI : public RecoveryUI {
     void Init() { }
     void SetStage(int, int) { }
     void SetLocale(const char*) { }
     void SetBackground(Icon icon) { }

     void SetProgressType(ProgressType determinate) { }
     void ShowProgress(float portion, float seconds) { }
     void SetProgress(float fraction) { }

     void ShowText(bool visible) { }
     bool IsTextVisible() { return false; }
     bool WasTextEverVisible() { return false; }
     void Print(const char* fmt, ...) {
         va_list ap;
         va_start(ap, fmt);
         vfprintf(stderr, fmt, ap);
         va_end(ap);
     }
     void PrintOnScreenOnly(const char* fmt, ...) {
         va_list ap;
         va_start(ap, fmt);
         vfprintf(stderr, fmt, ap);
         va_end(ap);
     }
     void ShowFile(const char*) { }

     void StartMenu(const char* const * headers, const char* const * items,
                            int initial_selection) { }
     int SelectMenu(int sel) { return 0; }
     void EndMenu() { }
 };

 void
 ui_print(const char* format, ...) {
     va_list ap;
     va_start(ap, format);
     vfprintf(stdout, format, ap);
     va_end(ap);
 }

 static Certificate* add_certificate(Certificate** certsp, int* num_keys,
         Certificate::KeyType key_type) {
     int i = *num_keys;
     *num_keys = *num_keys + 1;
     *certsp = (Certificate*) realloc(*certsp, *num_keys * sizeof(Certificate));
     Certificate* certs = *certsp;
     certs[i].rsa = NULL;
     certs[i].ec = NULL;
     certs[i].key_type = key_type;
     certs[i].hash_len = SHA_DIGEST_SIZE;
     return &certs[i];
 }

 int main(int argc, char **argv) {
     if (argc < 2) {
         fprintf(stderr, "Usage: %s [-sha256] [-ec | -f4 | -file <keys>] <package>\n", argv[0]);
         return 2;
     }
     Certificate* certs = NULL;
     int num_keys = 0;

     int argn = 1;
     while (argn < argc) {
         if (strcmp(argv[argn], "-sha256") == 0) {
             if (num_keys == 0) {
                 fprintf(stderr, "May only specify -sha256 after key type\n");
                 return 2;
             }
             ++argn;
             Certificate* cert = &certs[num_keys - 1];
             cert->hash_len = SHA256_DIGEST_SIZE;
         } else if (strcmp(argv[argn], "-ec") == 0) {
             ++argn;
             Certificate* cert = add_certificate(&certs, &num_keys, Certificate::EC);
             cert->ec = &test_ec_key;
         } else if (strcmp(argv[argn], "-e3") == 0) {
             ++argn;
             Certificate* cert = add_certificate(&certs, &num_keys, Certificate::RSA);
             cert->rsa = &test_key;
         } else if (strcmp(argv[argn], "-f4") == 0) {
             ++argn;
             Certificate* cert = add_certificate(&certs, &num_keys, Certificate::RSA);
             cert->rsa = &test_f4_key;
         } else if (strcmp(argv[argn], "-file") == 0) {
             if (certs != NULL) {
                 fprintf(stderr, "Cannot specify -file with other certs specified\n");
                 return 2;
             }
             ++argn;
             certs = load_keys(argv[argn], &num_keys);
             ++argn;
         } else if (argv[argn][0] == '-') {
             fprintf(stderr, "Unknown argument %s\n", argv[argn]);
             return 2;
         } else {
             break;
         }
     }

     if (argn == argc) {
         fprintf(stderr, "Must specify package to verify\n");
         return 2;
     }

     if (num_keys == 0) {
         certs = (Certificate*) calloc(1, sizeof(Certificate));
         if (certs == NULL) {
             fprintf(stderr, "Failure allocating memory for default certificate\n");
             return 1;
         }
         certs->key_type = Certificate::RSA;
         certs->rsa = &test_key;
         certs->ec = NULL;
         certs->hash_len = SHA_DIGEST_SIZE;
         num_keys = 1;
     }

     ui = new FakeUI();

     MemMapping map;
     if (sysMapFile(argv[argn], &map) != 0) {
         fprintf(stderr, "failed to mmap %s: %s\n", argv[argn], strerror(errno));
         return 4;
     }

     int result = verify_file(map.addr, map.length, certs, num_keys);
     if (result == VERIFY_SUCCESS) {
         printf("VERIFIED\n");
         return 0;
     } else if (result == VERIFY_FAILURE) {
         printf("NOT VERIFIED\n");
         return 1;
     } else {
         printf("bad return value\n");
         return 3;
     }
 }
	/*
	* Copyright (C) 2009 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 <errno.h>
	#include <fcntl.h>
	#include <stdarg.h>
	#include <stdio.h>
	#include <stdlib.h>
	#include <string.h>
	#include <sys/types.h>
	#include <sys/stat.h>

	#include "common.h"
	#include "verifier.h"
	#include "ui.h"
	#include "mincrypt/sha.h"
	#include "mincrypt/sha256.h"
	#include "minzip/SysUtil.h"

	// This is build/target/product/security/testkey.x509.pem after being
	// dumped out by dumpkey.jar.
	RSAPublicKey test_key =
	{ 64, 0xc926ad21,
	{ 0x6afee91fu, 0x7fa31d5bu, 0x38a0b217u, 0x99df9baeu,
	0xfe72991du, 0x727d3c04u, 0x20943f99u, 0xd08e7826u,
	0x69e7c8a2u, 0xdeeccc8eu, 0x6b9af76fu, 0x553311c4u,
	0x07b9e247u, 0x54c8bbcau, 0x6a540d81u, 0x48dbf567u,
	0x98c92877u, 0x134fbfdeu, 0x01b32564u, 0x24581948u,
	0x6cddc3b8u, 0x0cd444dau, 0xfe0381ccu, 0xf15818dfu,
	0xc06e6d42u, 0x2e2f6412u, 0x093a6737u, 0x94d83b31u,
	0xa466c87au, 0xb3f284a0u, 0xa694ec2cu, 0x053359e6u,
	0x9717ee6au, 0x0732e080u, 0x220d5008u, 0xdc4af350u,
	0x93d0a7c3u, 0xe330c9eau, 0xcac3da1eu, 0x8ebecf8fu,
	0xc2be387fu, 0x38a14e89u, 0x211586f0u, 0x18b846f5u,
	0x43be4c72u, 0xb578c204u, 0x1bbfb230u, 0xf1e267a8u,
	0xa2d3e656u, 0x64b8e4feu, 0xe7e83d4bu, 0x3e77a943u,
	0x3559ffd9u, 0x0ebb0f99u, 0x0aa76ce6u, 0xd3786ea7u,
	0xbca8cd6bu, 0x068ca8e8u, 0xeb1de2ffu, 0x3e3ecd6cu,
	0xe0d9d825u, 0xb1edc762u, 0xdec60b24u, 0xd6931904u},
	{ 0xccdcb989u, 0xe19281f9u, 0xa6e80accu, 0xb7f40560u,
	0x0efb0bccu, 0x7f12b0bbu, 0x1e90531au, 0x136d95d0u,
	0x9e660665u, 0x7d54918fu, 0xe3b93ea2u, 0x2f415d10u,
	0x3d2df6e6u, 0x7a627ecfu, 0xa6f22d70u, 0xb995907au,
	0x09de16b2u, 0xfeb8bd61u, 0xf24ec294u, 0x716a427fu,
	0x2e12046fu, 0xeaf3d56au, 0xd9b873adu, 0x0ced340bu,
	0xbc9cec09u, 0x73c65903u, 0xee39ce9bu, 0x3eede25au,
	0x397633b7u, 0x2583c165u, 0x8514f97du, 0xe9166510u,
	0x0b6fae99u, 0xa47139fdu, 0xdb8352f0u, 0xb2ad7f2cu,
	0xa11552e2u, 0xd4d490a7u, 0xe11e8568u, 0xe9e484dau,
	0xd3ef8449u, 0xa47055dau, 0x4edd9557u, 0x03a78ba1u,
	0x770e130du, 0x16762facu, 0x0cbdfcc4u, 0xf3070540u,
	0x008b6515u, 0x60e7e1b7u, 0xa72cf7f9u, 0xaff86e39u,
	0x4296faadu, 0xfc90430eu, 0x6cc8f377u, 0xb398fd43u,
	0x423c5997u, 0x991d59c4u, 0x6464bf73u, 0x96431575u,
	0x15e3d207u, 0x30532a7au, 0x8c4be618u, 0x460a4d76u },
	3
	};

	RSAPublicKey test_f4_key =
	{ 64, 0xc9bd1f21,
	{ 0x1178db1fu, 0xbf5d0e55u, 0x3393a165u, 0x0ef4c287u,
	0xbc472a4au, 0x383fc5a1u, 0x4a13b7d2u, 0xb1ff2ac3u,
	0xaf66b4d9u, 0x9280acefu, 0xa2165bdbu, 0x6a4d6e5cu,
	0x08ea676bu, 0xb7ac70c7u, 0xcd158139u, 0xa635ccfeu,
	0xa46ab8a8u, 0x445a3e8bu, 0xdc81d9bbu, 0x91ce1a20u,
	0x68021cdeu, 0x4516eda9u, 0x8d43c30cu, 0xed1eff14u,
	0xca387e4cu, 0x58adc233u, 0x4657ab27u, 0xa95b521eu,
	0xdfc0e30cu, 0x394d64a1u, 0xc6b321a1u, 0x2ca22cb8u,
	0xb1892d5cu, 0x5d605f3eu, 0x6025483cu, 0x9afd5181u,
	0x6e1a7105u, 0x03010593u, 0x70acd304u, 0xab957cbfu,
	0x8844abbbu, 0x53846837u, 0x24e98a43u, 0x2ba060c1u,
	0x8b88b88eu, 0x44eea405u, 0xb259fc41u, 0x0907ad9cu,
	0x13003adau, 0xcf79634eu, 0x7d314ec9u, 0xfbbe4c2bu,
	0xd84d0823u, 0xfd30fd88u, 0x68d8a909u, 0xfb4572d9u,
	0xa21301c2u, 0xd00a4785u, 0x6862b50cu, 0xcfe49796u,
	0xdaacbd83u, 0xfb620906u, 0xdf71e0ccu, 0xbbc5b030u },
	{ 0x69a82189u, 0x1a8b22f4u, 0xcf49207bu, 0x68cc056au,
	0xb206b7d2u, 0x1d449bbdu, 0xe9d342f2u, 0x29daea58u,
	0xb19d011au, 0xc62f15e4u, 0x9452697au, 0xb62bb87eu,
	0x60f95cc2u, 0x279ebb2du, 0x17c1efd8u, 0xec47558bu,
	0xc81334d1u, 0x88fe7601u, 0x79992eb1u, 0xb4555615u,
	0x2022ac8cu, 0xc79a4b8cu, 0xb288b034u, 0xd6b942f0u,
	0x0caa32fbu, 0xa065ba51u, 0x4de9f154u, 0x29f64f6cu,
	0x7910af5eu, 0x3ed4636au, 0xe4c81911u, 0x9183f37du,
	0x5811e1c4u, 0x29c7a58cu, 0x9715d4d3u, 0xc7e2dce3u,
	0x140972ebu, 0xf4c8a69eu, 0xa104d424u, 0x5dabbdfbu,
	0x41cb4c6bu, 0xd7f44717u, 0x61785ff7u, 0x5e0bc273u,
	0x36426c70u, 0x2aa6f08eu, 0x083badbfu, 0x3cab941bu,
	0x8871da23u, 0x1ab3dbaeu, 0x7115a21du, 0xf5aa0965u,
	0xf766f562u, 0x7f110225u, 0x86d96a04u, 0xc50a120eu,
	0x3a751ca3u, 0xc21aa186u, 0xba7359d0u, 0x3ff2b257u,
	0xd116e8bbu, 0xfc1318c0u, 0x070e5b1du, 0x83b759a6u },
	65537
	};

	ECPublicKey test_ec_key =
	{
	{
	{0xd656fa24u, 0x931416cau, 0x1c0278c6u, 0x174ebe4cu,
	0x6018236au, 0x45ba1656u, 0xe8c05d84u, 0x670ed500u}
	},
	{
	{0x0d179adeu, 0x4c16827du, 0x9f8cb992u, 0x8f69ff8au,
	0x481b1020u, 0x798d91afu, 0x184db8e9u, 0xb5848dd9u}
	}
	};

	RecoveryUI* ui = NULL;

	// verifier expects to find a UI object; we provide one that does
	// nothing but print.
	class FakeUI : public RecoveryUI {
	void Init() { }
	void SetStage(int, int) { }
	void SetLocale(const char*) { }
	void SetBackground(Icon icon) { }

	void SetProgressType(ProgressType determinate) { }
	void ShowProgress(float portion, float seconds) { }
	void SetProgress(float fraction) { }

	void ShowText(bool visible) { }
	bool IsTextVisible() { return false; }
	bool WasTextEverVisible() { return false; }
	void Print(const char* fmt, ...) {
	va_list ap;
	va_start(ap, fmt);
	vfprintf(stderr, fmt, ap);
	va_end(ap);
	}
	void PrintOnScreenOnly(const char* fmt, ...) {
	va_list ap;
	va_start(ap, fmt);
	vfprintf(stderr, fmt, ap);
	va_end(ap);
	}
	void ShowFile(const char*) { }

	void StartMenu(const char* const * headers, const char* const * items,
	int initial_selection) { }
	int SelectMenu(int sel) { return 0; }
	void EndMenu() { }
	};

	void
	ui_print(const char* format, ...) {
	va_list ap;
	va_start(ap, format);
	vfprintf(stdout, format, ap);
	va_end(ap);
	}

	static Certificate* add_certificate(Certificate** certsp, int* num_keys,
	Certificate::KeyType key_type) {
	int i = *num_keys;
	num_keys = num_keys + 1;
	certsp = (Certificate) realloc(certsp, num_keys * sizeof(Certificate));
	Certificate* certs = *certsp;
	certs[i].rsa = NULL;
	certs[i].ec = NULL;
	certs[i].key_type = key_type;
	certs[i].hash_len = SHA_DIGEST_SIZE;
	return &certs[i];
	}

	int main(int argc, char **argv) {
	if (argc < 2) {
	fprintf(stderr, "Usage: %s [-sha256] [-ec \| -f4 \| -file <keys>] <package>\n", argv[0]);
	return 2;
	}
	Certificate* certs = NULL;
	int num_keys = 0;

	int argn = 1;
	while (argn < argc) {
	if (strcmp(argv[argn], "-sha256") == 0) {
	if (num_keys == 0) {
	fprintf(stderr, "May only specify -sha256 after key type\n");
	return 2;
	}
	++argn;
	Certificate* cert = &certs[num_keys - 1];
	cert->hash_len = SHA256_DIGEST_SIZE;
	} else if (strcmp(argv[argn], "-ec") == 0) {
	++argn;
	Certificate* cert = add_certificate(&certs, &num_keys, Certificate::EC);
	cert->ec = &test_ec_key;
	} else if (strcmp(argv[argn], "-e3") == 0) {
	++argn;
	Certificate* cert = add_certificate(&certs, &num_keys, Certificate::RSA);
	cert->rsa = &test_key;
	} else if (strcmp(argv[argn], "-f4") == 0) {
	++argn;
	Certificate* cert = add_certificate(&certs, &num_keys, Certificate::RSA);
	cert->rsa = &test_f4_key;
	} else if (strcmp(argv[argn], "-file") == 0) {
	if (certs != NULL) {
	fprintf(stderr, "Cannot specify -file with other certs specified\n");
	return 2;
	}
	++argn;
	certs = load_keys(argv[argn], &num_keys);
	++argn;
	} else if (argv[argn][0] == '-') {
	fprintf(stderr, "Unknown argument %s\n", argv[argn]);
	return 2;
	} else {
	break;
	}
	}

	if (argn == argc) {
	fprintf(stderr, "Must specify package to verify\n");
	return 2;
	}

	if (num_keys == 0) {
	certs = (Certificate*) calloc(1, sizeof(Certificate));
	if (certs == NULL) {
	fprintf(stderr, "Failure allocating memory for default certificate\n");
	return 1;
	}
	certs->key_type = Certificate::RSA;
	certs->rsa = &test_key;
	certs->ec = NULL;
	certs->hash_len = SHA_DIGEST_SIZE;
	num_keys = 1;
	}

	ui = new FakeUI();

	MemMapping map;
	if (sysMapFile(argv[argn], &map) != 0) {
	fprintf(stderr, "failed to mmap %s: %s\n", argv[argn], strerror(errno));
	return 4;
	}

	int result = verify_file(map.addr, map.length, certs, num_keys);
	if (result == VERIFY_SUCCESS) {
	printf("VERIFIED\n");
	return 0;
	} else if (result == VERIFY_FAILURE) {
	printf("NOT VERIFIED\n");
	return 1;
	} else {
	printf("bad return value\n");
	return 3;
	}
	}