diff options
Diffstat (limited to 'security/nss/cmd/signtool/verify.c')
| -rw-r--r-- | security/nss/cmd/signtool/verify.c | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/security/nss/cmd/signtool/verify.c b/security/nss/cmd/signtool/verify.c new file mode 100644 index 000000000..41656a10f --- /dev/null +++ b/security/nss/cmd/signtool/verify.c @@ -0,0 +1,337 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "signtool.h" + +static int jar_cb(int status, JAR *jar, const char *metafile, + char *pathname, char *errortext); +static int verify_global(JAR *jar); + +/************************************************************************* + * + * V e r i f y J a r + */ +int +VerifyJar(char *filename) +{ + FILE *fp; + + int ret; + int status; + int failed = 0; + char *err; + + JAR *jar; + JAR_Context *ctx; + + JAR_Item *it; + + jar = JAR_new(); + + if ((fp = fopen(filename, "r")) == NULL) { + perror(filename); + exit(ERRX); + } else + fclose(fp); + + JAR_set_callback(JAR_CB_SIGNAL, jar, jar_cb); + + status = JAR_pass_archive(jar, jarArchGuess, filename, "some-url"); + + if (status < 0 || jar->valid < 0) { + failed = 1; + PR_fprintf(outputFD, + "\nNOTE -- \"%s\" archive DID NOT PASS crypto verification.\n", + filename); + if (status < 0) { + const char *errtext; + + if (status >= JAR_BASE && status <= JAR_BASE_END) { + errtext = JAR_get_error(status); + } else { + errtext = SECU_Strerror(PORT_GetError()); + } + + PR_fprintf(outputFD, " (reported reason: %s)\n\n", + errtext); + + /* corrupt files should not have their contents listed */ + + if (status == JAR_ERR_CORRUPT) + return -1; + } + PR_fprintf(outputFD, + "entries shown below will have their digests checked only.\n"); + jar->valid = 0; + } else + PR_fprintf(outputFD, + "archive \"%s\" has passed crypto verification.\n", filename); + + if (verify_global(jar)) + failed = 1; + + PR_fprintf(outputFD, "\n"); + PR_fprintf(outputFD, "%16s %s\n", "status", "path"); + PR_fprintf(outputFD, "%16s %s\n", "------------", "-------------------"); + + ctx = JAR_find(jar, NULL, jarTypeMF); + + while (JAR_find_next(ctx, &it) >= 0) { + if (it && it->pathname) { + rm_dash_r(TMP_OUTPUT); + ret = JAR_verified_extract(jar, it->pathname, TMP_OUTPUT); + /* if (ret < 0) printf ("error %d on %s\n", ret, it->pathname); */ + if (ret < 0) + failed = 1; + + if (ret == JAR_ERR_PNF) + err = "NOT PRESENT"; + else if (ret == JAR_ERR_HASH) + err = "HASH FAILED"; + else + err = "NOT VERIFIED"; + + PR_fprintf(outputFD, "%16s %s\n", + ret >= 0 ? "verified" : err, it->pathname); + + if (ret != 0 && ret != JAR_ERR_PNF && ret != JAR_ERR_HASH) + PR_fprintf(outputFD, " (reason: %s)\n", + JAR_get_error(ret)); + } + } + + JAR_find_end(ctx); + + if (status < 0 || jar->valid < 0) { + failed = 1; + PR_fprintf(outputFD, + "\nNOTE -- \"%s\" archive DID NOT PASS crypto verification.\n", + filename); + give_help(status); + } + + JAR_destroy(jar); + + if (failed) + return -1; + return 0; +} + +/*************************************************************************** + * + * v e r i f y _ g l o b a l + */ +static int +verify_global(JAR *jar) +{ + FILE *fp; + JAR_Context *ctx; + JAR_Item *it; + JAR_Digest *globaldig; + char *ext; + unsigned char *md5_digest, *sha1_digest; + unsigned int sha1_length, md5_length; + int retval = 0; + char buf[BUFSIZ]; + + ctx = JAR_find(jar, "*", jarTypePhy); + + while (JAR_find_next(ctx, &it) >= 0) { + if (!PORT_Strncmp(it->pathname, "META-INF", 8)) { + for (ext = it->pathname; *ext; ext++) + ; + while (ext > it->pathname && *ext != '.') + ext--; + + if (verbosity >= 0) { + if (!PORT_Strcasecmp(ext, ".rsa")) { + PR_fprintf(outputFD, "found a RSA signature file: %s\n", + it->pathname); + } + + if (!PORT_Strcasecmp(ext, ".dsa")) { + PR_fprintf(outputFD, "found a DSA signature file: %s\n", + it->pathname); + } + + if (!PORT_Strcasecmp(ext, ".mf")) { + PR_fprintf(outputFD, + "found a MF master manifest file: %s\n", + it->pathname); + } + } + + if (!PORT_Strcasecmp(ext, ".sf")) { + if (verbosity >= 0) { + PR_fprintf(outputFD, + "found a SF signature manifest file: %s\n", + it->pathname); + } + + rm_dash_r(TMP_OUTPUT); + if (JAR_extract(jar, it->pathname, TMP_OUTPUT) < 0) { + PR_fprintf(errorFD, "%s: error extracting %s\n", + PROGRAM_NAME, it->pathname); + errorCount++; + retval = -1; + continue; + } + + md5_digest = NULL; + sha1_digest = NULL; + + if ((fp = fopen(TMP_OUTPUT, "rb")) != NULL) { + while (fgets(buf, BUFSIZ, fp)) { + char *s; + + if (*buf == 0 || *buf == '\n' || *buf == '\r') + break; + + for (s = buf; *s && *s != '\n' && *s != '\r'; s++) + ; + *s = 0; + + if (!PORT_Strncmp(buf, "MD5-Digest: ", 12)) { + md5_digest = + ATOB_AsciiToData(buf + 12, &md5_length); + } + if (!PORT_Strncmp(buf, "SHA1-Digest: ", 13)) { + sha1_digest = + ATOB_AsciiToData(buf + 13, &sha1_length); + } + if (!PORT_Strncmp(buf, "SHA-Digest: ", 12)) { + sha1_digest = + ATOB_AsciiToData(buf + 12, &sha1_length); + } + } + + globaldig = jar->globalmeta; + + if (globaldig && md5_digest && verbosity >= 0) { + PR_fprintf(outputFD, + " md5 digest on global metainfo: %s\n", + PORT_Memcmp(md5_digest, globaldig->md5, MD5_LENGTH) + ? "no match" + : "match"); + } + + if (globaldig && sha1_digest && verbosity >= 0) { + PR_fprintf(outputFD, + " sha digest on global metainfo: %s\n", + PORT_Memcmp(sha1_digest, globaldig->sha1, SHA1_LENGTH) + ? "no match" + : "match"); + } + + if (globaldig == NULL && verbosity >= 0) { + PR_fprintf(outputFD, + "global metadigest is not available, strange.\n"); + } + + PORT_Free(md5_digest); + PORT_Free(sha1_digest); + fclose(fp); + } + } + } + } + + JAR_find_end(ctx); + + return retval; +} + +/************************************************************************ + * + * J a r W h o + */ +int +JarWho(char *filename) +{ + FILE *fp; + + JAR *jar; + JAR_Context *ctx; + + int status; + int retval = 0; + + JAR_Item *it; + JAR_Cert *fing; + + CERTCertificate *cert, *prev = NULL; + + jar = JAR_new(); + + if ((fp = fopen(filename, "r")) == NULL) { + perror(filename); + exit(ERRX); + } + fclose(fp); + + status = JAR_pass_archive(jar, jarArchGuess, filename, "some-url"); + + if (status < 0 || jar->valid < 0) { + PR_fprintf(outputFD, + "NOTE -- \"%s\" archive DID NOT PASS crypto verification.\n", + filename); + retval = -1; + if (jar->valid < 0 || status != -1) { + const char *errtext; + + if (status >= JAR_BASE && status <= JAR_BASE_END) { + errtext = JAR_get_error(status); + } else { + errtext = SECU_Strerror(PORT_GetError()); + } + + PR_fprintf(outputFD, " (reported reason: %s)\n\n", errtext); + } + } + + PR_fprintf(outputFD, "\nSigner information:\n\n"); + + ctx = JAR_find(jar, NULL, jarTypeSign); + + while (JAR_find_next(ctx, &it) >= 0) { + fing = (JAR_Cert *)it->data; + cert = fing->cert; + + if (cert) { + if (prev == cert) + break; + + if (cert->nickname) + PR_fprintf(outputFD, "nickname: %s\n", cert->nickname); + if (cert->subjectName) + PR_fprintf(outputFD, "subject name: %s\n", + cert->subjectName); + if (cert->issuerName) + PR_fprintf(outputFD, "issuer name: %s\n", cert->issuerName); + } else { + PR_fprintf(outputFD, "no certificate could be found\n"); + retval = -1; + } + + prev = cert; + } + + JAR_find_end(ctx); + + JAR_destroy(jar); + return retval; +} + +/************************************************************************ + * j a r _ c b + */ +static int +jar_cb(int status, JAR *jar, const char *metafile, + char *pathname, char *errortext) +{ + PR_fprintf(errorFD, "error %d: %s IN FILE %s\n", status, errortext, + pathname); + errorCount++; + return 0; +} |