Add m-esr52 at 52.6.0

1 files changed, 315 insertions, 0 deletions

diff --git a/security/nss/cmd/signver/signver.c b/security/nss/cmd/signver/signver.c
new file mode 100644
index 000000000..4e89e9d0e
--- /dev/null
+++ b/security/nss/cmd/signver/signver.c
@@ -0,0 +1,315 @@
+/* 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 "secutil.h"
+#include "secmod.h"
+#include "cert.h"
+#include "secoid.h"
+#include "nss.h"
+
+/* NSPR 2.0 header files */
+#include "prinit.h"
+#include "prprf.h"
+#include "prsystem.h"
+#include "prmem.h"
+/* Portable layer header files */
+#include "plstr.h"
+#include "sechash.h" /* for HASH_GetHashObject() */
+
+static PRBool debugInfo;
+static PRBool verbose;
+static PRBool doVerify;
+static PRBool displayAll;
+
+static const char *const usageInfo[] = {
+    "signver - verify a detached PKCS7 signature - Version " NSS_VERSION,
+    "Commands:",
+    " -A                    display all information from pkcs #7",
+    " -V                    verify the signed object and display result",
+    "Options:",
+    " -a                    signature file is ASCII",
+    " -d certdir            directory containing cert database",
+    " -i dataFileName       input file containing signed data (default stdin)",
+    " -o outputFileName     output file name, default stdout",
+    " -s signatureFileName  input file for signature (default stdin)",
+    " -v                    display verbose reason for failure"
+};
+static int nUsageInfo = sizeof(usageInfo) / sizeof(char *);
+
+extern int SV_PrintPKCS7ContentInfo(FILE *, SECItem *);
+
+static void
+Usage(char *progName, FILE *outFile)
+{
+    int i;
+    fprintf(outFile, "Usage:  %s [ commands ] options\n", progName);
+    for (i = 0; i < nUsageInfo; i++)
+        fprintf(outFile, "%s\n", usageInfo[i]);
+    exit(-1);
+}
+
+static HASH_HashType
+AlgorithmToHashType(SECAlgorithmID *digestAlgorithms)
+{
+    SECOidTag tag = SECOID_GetAlgorithmTag(digestAlgorithms);
+    HASH_HashType hash = HASH_GetHashTypeByOidTag(tag);
+    return hash;
+}
+
+static SECStatus
+DigestContent(SECItem *digest, SECItem *content, HASH_HashType hashType)
+{
+    unsigned int maxLen = digest->len;
+    unsigned int len = HASH_ResultLen(hashType);
+    SECStatus rv;
+
+    if (len > maxLen) {
+        PORT_SetError(SEC_ERROR_OUTPUT_LEN);
+        return SECFailure;
+    }
+
+    rv = HASH_HashBuf(hashType, digest->data, content->data, content->len);
+    if (rv == SECSuccess)
+        digest->len = len;
+    return rv;
+}
+
+enum {
+    cmd_DisplayAllPCKS7Info = 0,
+    cmd_VerifySignedObj
+};
+
+enum {
+    opt_ASCII,
+    opt_CertDir,
+    opt_InputDataFile,
+    opt_OutputFile,
+    opt_InputSigFile,
+    opt_PrintWhyFailure,
+    opt_DebugInfo
+};
+
+static secuCommandFlag signver_commands[] =
+    {
+      { /* cmd_DisplayAllPCKS7Info*/ 'A', PR_FALSE, 0, PR_FALSE },
+      { /* cmd_VerifySignedObj  */ 'V', PR_FALSE, 0, PR_FALSE }
+    };
+
+static secuCommandFlag signver_options[] =
+    {
+      { /* opt_ASCII            */ 'a', PR_FALSE, 0, PR_FALSE },
+      { /* opt_CertDir          */ 'd', PR_TRUE, 0, PR_FALSE },
+      { /* opt_InputDataFile    */ 'i', PR_TRUE, 0, PR_FALSE },
+      { /* opt_OutputFile       */ 'o', PR_TRUE, 0, PR_FALSE },
+      { /* opt_InputSigFile     */ 's', PR_TRUE, 0, PR_FALSE },
+      { /* opt_PrintWhyFailure  */ 'v', PR_FALSE, 0, PR_FALSE },
+      { /* opt_DebugInfo                */ 0, PR_FALSE, 0, PR_FALSE, "debug" }
+    };
+
+int
+main(int argc, char **argv)
+{
+    PRFileDesc *contentFile = NULL;
+    PRFileDesc *signFile = PR_STDIN;
+    FILE *outFile = stdout;
+    char *progName;
+    SECStatus rv;
+    int result = 1;
+    SECItem pkcs7der, content;
+    secuCommand signver;
+
+    pkcs7der.data = NULL;
+    content.data = NULL;
+
+    signver.numCommands = sizeof(signver_commands) / sizeof(secuCommandFlag);
+    signver.numOptions = sizeof(signver_options) / sizeof(secuCommandFlag);
+    signver.commands = signver_commands;
+    signver.options = signver_options;
+
+#ifdef XP_PC
+    progName = strrchr(argv[0], '\\');
+#else
+    progName = strrchr(argv[0], '/');
+#endif
+    progName = progName ? progName + 1 : argv[0];
+
+    rv = SECU_ParseCommandLine(argc, argv, progName, &signver);
+    if (SECSuccess != rv) {
+        Usage(progName, outFile);
+    }
+    debugInfo = signver.options[opt_DebugInfo].activated;
+    verbose = signver.options[opt_PrintWhyFailure].activated;
+    doVerify = signver.commands[cmd_VerifySignedObj].activated;
+    displayAll = signver.commands[cmd_DisplayAllPCKS7Info].activated;
+    if (!doVerify && !displayAll)
+        doVerify = PR_TRUE;
+
+    /*  Set the certdb directory (default is ~/.netscape) */
+    rv = NSS_Init(SECU_ConfigDirectory(signver.options[opt_CertDir].arg));
+    if (rv != SECSuccess) {
+        SECU_PrintPRandOSError(progName);
+        return result;
+    }
+    /* below here, goto cleanup */
+    SECU_RegisterDynamicOids();
+
+    /*  Open the input content file. */
+    if (signver.options[opt_InputDataFile].activated &&
+        signver.options[opt_InputDataFile].arg) {
+        if (PL_strcmp("-", signver.options[opt_InputDataFile].arg)) {
+            contentFile = PR_Open(signver.options[opt_InputDataFile].arg,
+                                  PR_RDONLY, 0);
+            if (!contentFile) {
+                PR_fprintf(PR_STDERR,
+                           "%s: unable to open \"%s\" for reading.\n",
+                           progName, signver.options[opt_InputDataFile].arg);
+                goto cleanup;
+            }
+        } else
+            contentFile = PR_STDIN;
+    }
+
+    /*  Open the input signature file.  */
+    if (signver.options[opt_InputSigFile].activated &&
+        signver.options[opt_InputSigFile].arg) {
+        if (PL_strcmp("-", signver.options[opt_InputSigFile].arg)) {
+            signFile = PR_Open(signver.options[opt_InputSigFile].arg,
+                               PR_RDONLY, 0);
+            if (!signFile) {
+                PR_fprintf(PR_STDERR,
+                           "%s: unable to open \"%s\" for reading.\n",
+                           progName, signver.options[opt_InputSigFile].arg);
+                goto cleanup;
+            }
+        }
+    }
+
+    if (contentFile == PR_STDIN && signFile == PR_STDIN && doVerify) {
+        PR_fprintf(PR_STDERR,
+                   "%s: cannot read both content and signature from standard input\n",
+                   progName);
+        goto cleanup;
+    }
+
+    /*  Open|Create the output file.  */
+    if (signver.options[opt_OutputFile].activated) {
+        outFile = fopen(signver.options[opt_OutputFile].arg, "w");
+        if (!outFile) {
+            PR_fprintf(PR_STDERR, "%s: unable to open \"%s\" for writing.\n",
+                       progName, signver.options[opt_OutputFile].arg);
+            goto cleanup;
+        }
+    }
+
+    /* read in the input files' contents */
+    rv = SECU_ReadDERFromFile(&pkcs7der, signFile,
+                              signver.options[opt_ASCII].activated, PR_FALSE);
+    if (signFile != PR_STDIN)
+        PR_Close(signFile);
+    if (rv != SECSuccess) {
+        SECU_PrintError(progName, "problem reading PKCS7 input");
+        goto cleanup;
+    }
+    if (contentFile) {
+        rv = SECU_FileToItem(&content, contentFile);
+        if (contentFile != PR_STDIN)
+            PR_Close(contentFile);
+        if (rv != SECSuccess)
+            content.data = NULL;
+    }
+
+    /* Signature Verification */
+    if (doVerify) {
+        SEC_PKCS7ContentInfo *cinfo;
+        SEC_PKCS7SignedData *signedData;
+        HASH_HashType digestType;
+        PRBool contentIsSigned;
+
+        cinfo = SEC_PKCS7DecodeItem(&pkcs7der, NULL, NULL, NULL, NULL,
+                                    NULL, NULL, NULL);
+        if (cinfo == NULL) {
+            PR_fprintf(PR_STDERR, "Unable to decode PKCS7 data\n");
+            goto cleanup;
+        }
+        /* below here, goto done */
+
+        contentIsSigned = SEC_PKCS7ContentIsSigned(cinfo);
+        if (debugInfo) {
+            PR_fprintf(PR_STDERR, "Content is%s encrypted.\n",
+                       SEC_PKCS7ContentIsEncrypted(cinfo) ? "" : " not");
+        }
+        if (debugInfo || !contentIsSigned) {
+            PR_fprintf(PR_STDERR, "Content is%s signed.\n",
+                       contentIsSigned ? "" : " not");
+        }
+
+        if (!contentIsSigned)
+            goto done;
+
+        signedData = cinfo->content.signedData;
+
+        /* assume that there is only one digest algorithm for now */
+        digestType = AlgorithmToHashType(signedData->digestAlgorithms[0]);
+        if (digestType == HASH_AlgNULL) {
+            PR_fprintf(PR_STDERR, "Invalid hash algorithmID\n");
+            goto done;
+        }
+        if (content.data) {
+            SECCertUsage usage = certUsageEmailSigner;
+            SECItem digest;
+            unsigned char digestBuffer[HASH_LENGTH_MAX];
+
+            if (debugInfo)
+                PR_fprintf(PR_STDERR, "contentToVerify=%s\n", content.data);
+
+            digest.data = digestBuffer;
+            digest.len = sizeof digestBuffer;
+
+            if (DigestContent(&digest, &content, digestType)) {
+                SECU_PrintError(progName, "Message digest computation failure");
+                goto done;
+            }
+
+            if (debugInfo) {
+                unsigned int i;
+                PR_fprintf(PR_STDERR, "Data Digest=:");
+                for (i = 0; i < digest.len; i++)
+                    PR_fprintf(PR_STDERR, "%02x:", digest.data[i]);
+                PR_fprintf(PR_STDERR, "\n");
+            }
+
+            fprintf(outFile, "signatureValid=");
+            PORT_SetError(0);
+            if (SEC_PKCS7VerifyDetachedSignature(cinfo, usage,
+                                                 &digest, digestType, PR_FALSE)) {
+                fprintf(outFile, "yes");
+            } else {
+                fprintf(outFile, "no");
+                if (verbose) {
+                    fprintf(outFile, ":%s",
+                            SECU_Strerror(PORT_GetError()));
+                }
+            }
+            fprintf(outFile, "\n");
+            result = 0;
+        }
+    done:
+        SEC_PKCS7DestroyContentInfo(cinfo);
+    }
+
+    if (displayAll) {
+        if (SV_PrintPKCS7ContentInfo(outFile, &pkcs7der))
+            result = 1;
+    }
+
+cleanup:
+    SECITEM_FreeItem(&pkcs7der, PR_FALSE);
+    SECITEM_FreeItem(&content, PR_FALSE);
+
+    if (NSS_Shutdown() != SECSuccess) {
+        result = 1;
+    }
+
+    return result;
+}