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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /security/nss/cmd/p7content/p7content.c
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'security/nss/cmd/p7content/p7content.c')
-rw-r--r--security/nss/cmd/p7content/p7content.c269
1 files changed, 269 insertions, 0 deletions
diff --git a/security/nss/cmd/p7content/p7content.c b/security/nss/cmd/p7content/p7content.c
new file mode 100644
index 0000000000..d8c4d6524a
--- /dev/null
+++ b/security/nss/cmd/p7content/p7content.c
@@ -0,0 +1,269 @@
+/* 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/. */
+
+/*
+ * p7content -- A command to display pkcs7 content.
+ */
+
+#include "nspr.h"
+#include "secutil.h"
+#include "plgetopt.h"
+#include "secpkcs7.h"
+#include "cert.h"
+#include "certdb.h"
+#include "nss.h"
+#include "pk11pub.h"
+
+#if defined(XP_UNIX)
+#include <unistd.h>
+#endif
+
+#include <stdio.h>
+#include <string.h>
+
+#if (defined(XP_WIN) && !defined(WIN32)) || (defined(__sun) && !defined(SVR4))
+extern int fwrite(char *, size_t, size_t, FILE *);
+extern int fprintf(FILE *, char *, ...);
+#endif
+
+static void
+Usage(char *progName)
+{
+ fprintf(stderr,
+ "Usage: %s [-d dbdir] [-i input] [-o output]\n",
+ progName);
+ fprintf(stderr,
+ "%-20s Key/Cert database directory (default is ~/.netscape)\n",
+ "-d dbdir");
+ fprintf(stderr, "%-20s Define an input file to use (default is stdin)\n",
+ "-i input");
+ fprintf(stderr, "%-20s Define an output file to use (default is stdout)\n",
+ "-o output");
+ exit(-1);
+}
+
+static PRBool saw_content;
+static secuPWData pwdata = { PW_NONE, 0 };
+
+static void
+PrintBytes(void *arg, const char *buf, unsigned long len)
+{
+ FILE *out;
+
+ out = arg;
+ fwrite(buf, len, 1, out);
+
+ saw_content = PR_TRUE;
+}
+
+/*
+ * XXX Someday we may want to do real policy stuff here. This allows
+ * anything to be decrypted, which is okay for a test program but does
+ * not set an example of how a real client with a real policy would
+ * need to do it.
+ */
+static PRBool
+decryption_allowed(SECAlgorithmID *algid, PK11SymKey *key)
+{
+ return PR_TRUE;
+}
+
+int
+DecodeAndPrintFile(FILE *out, PRFileDesc *in, char *progName)
+{
+ SECItem derdata;
+ SEC_PKCS7ContentInfo *cinfo = NULL;
+ SEC_PKCS7DecoderContext *dcx;
+
+ if (SECU_ReadDERFromFile(&derdata, in, PR_FALSE, PR_FALSE)) {
+ SECU_PrintError(progName, "error converting der");
+ return -1;
+ }
+
+ fprintf(out,
+ "Content printed between bars (newline added before second bar):");
+ fprintf(out, "\n---------------------------------------------\n");
+
+ saw_content = PR_FALSE;
+ dcx = SEC_PKCS7DecoderStart(PrintBytes, out, NULL, &pwdata,
+ NULL, NULL, decryption_allowed);
+ if (dcx != NULL) {
+#if 0 /* Test that decoder works when data is really streaming in. */
+ {
+ unsigned long i;
+ for (i = 0; i < derdata.len; i++)
+ SEC_PKCS7DecoderUpdate(dcx, derdata.data + i, 1);
+ }
+#else
+ SEC_PKCS7DecoderUpdate(dcx, (char *)derdata.data, derdata.len);
+#endif
+ cinfo = SEC_PKCS7DecoderFinish(dcx);
+ }
+
+ fprintf(out, "\n---------------------------------------------\n");
+
+ if (cinfo == NULL)
+ return -1;
+
+ fprintf(out, "Content was%s encrypted.\n",
+ SEC_PKCS7ContentIsEncrypted(cinfo) ? "" : " not");
+
+ if (SEC_PKCS7ContentIsSigned(cinfo)) {
+ char *signer_cname, *signer_ename;
+ SECItem *signing_time;
+
+ if (saw_content) {
+ fprintf(out, "Signature is ");
+ PORT_SetError(0);
+ if (SEC_PKCS7VerifySignature(cinfo, certUsageEmailSigner, PR_FALSE))
+ fprintf(out, "valid.\n");
+ else
+ fprintf(out, "invalid (Reason: %s).\n",
+ SECU_Strerror(PORT_GetError()));
+ } else {
+ fprintf(out,
+ "Content is detached; signature cannot be verified.\n");
+ }
+
+ signer_cname = SEC_PKCS7GetSignerCommonName(cinfo);
+ if (signer_cname != NULL) {
+ fprintf(out, "The signer's common name is %s\n", signer_cname);
+ PORT_Free(signer_cname);
+ } else {
+ fprintf(out, "No signer common name.\n");
+ }
+
+ signer_ename = SEC_PKCS7GetSignerEmailAddress(cinfo);
+ if (signer_ename != NULL) {
+ fprintf(out, "The signer's email address is %s\n", signer_ename);
+ PORT_Free(signer_ename);
+ } else {
+ fprintf(out, "No signer email address.\n");
+ }
+
+ signing_time = SEC_PKCS7GetSigningTime(cinfo);
+ if (signing_time != NULL) {
+ SECU_PrintTimeChoice(out, signing_time, "Signing time", 0);
+ } else {
+ fprintf(out, "No signing time included.\n");
+ }
+ } else {
+ fprintf(out, "Content was not signed.\n");
+ }
+
+ fprintf(out, "There were%s certs or crls included.\n",
+ SEC_PKCS7ContainsCertsOrCrls(cinfo) ? "" : " no");
+
+ SECITEM_FreeItem(&derdata, PR_FALSE);
+ SEC_PKCS7DestroyContentInfo(cinfo);
+ return 0;
+}
+
+/*
+ * Print the contents of a PKCS7 message, indicating signatures, etc.
+ */
+
+int
+main(int argc, char **argv)
+{
+ char *progName;
+ FILE *outFile;
+ PRFileDesc *inFile;
+ PLOptState *optstate;
+ PLOptStatus status;
+ SECStatus rv;
+ int error = 0;
+
+ progName = strrchr(argv[0], '/');
+ progName = progName ? progName + 1 : argv[0];
+
+ inFile = NULL;
+ outFile = NULL;
+
+ /*
+ * Parse command line arguments
+ */
+ optstate = PL_CreateOptState(argc, argv, "d:i:o:p:f:");
+ while ((status = PL_GetNextOpt(optstate)) == PL_OPT_OK) {
+ switch (optstate->option) {
+ case 'd':
+ SECU_ConfigDirectory(optstate->value);
+ break;
+
+ case 'i':
+ inFile = PR_Open(optstate->value, PR_RDONLY, 0);
+ if (!inFile) {
+ fprintf(stderr, "%s: unable to open \"%s\" for reading\n",
+ progName, optstate->value);
+ error = -1;
+ goto done;
+ }
+ break;
+
+ case 'o':
+ outFile = fopen(optstate->value, "w");
+ if (!outFile) {
+ fprintf(stderr, "%s: unable to open \"%s\" for writing\n",
+ progName, optstate->value);
+ error = -1;
+ goto done;
+ }
+ break;
+
+ case 'p':
+ pwdata.source = PW_PLAINTEXT;
+ pwdata.data = PORT_Strdup(optstate->value);
+ break;
+
+ case 'f':
+ pwdata.source = PW_FROMFILE;
+ pwdata.data = PORT_Strdup(optstate->value);
+ break;
+
+ default:
+ Usage(progName);
+ break;
+ }
+ }
+ PL_DestroyOptState(optstate);
+
+ if (status == PL_OPT_BAD)
+ Usage(progName);
+
+ if (!inFile)
+ inFile = PR_STDIN;
+ if (!outFile)
+ outFile = stdout;
+
+ /* Call the initialization routines */
+ PR_Init(PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 1);
+ rv = NSS_Init(SECU_ConfigDirectory(NULL));
+ if (rv != SECSuccess) {
+ SECU_PrintPRandOSError(progName);
+ error = -1;
+ goto done;
+ }
+
+ PK11_SetPasswordFunc(SECU_GetModulePassword);
+
+ if (DecodeAndPrintFile(outFile, inFile, progName)) {
+ SECU_PrintError(progName, "problem decoding data");
+ error = -1;
+ goto done;
+ }
+
+done:
+ if (inFile && inFile != PR_STDIN) {
+ PR_Close(inFile);
+ }
+ if (outFile && outFile != stdout) {
+ fclose(outFile);
+ }
+
+ if (NSS_Shutdown() != SECSuccess) {
+ error = -1;
+ }
+
+ return error;
+}