pjs/security/nss/cmd/signtool/util.c

975 строки
23 KiB
C

/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1994-2000 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU General Public License Version 2 or later (the
* "GPL"), in which case the provisions of the GPL are applicable
* instead of those above. If you wish to allow use of your
* version of this file only under the terms of the GPL and not to
* allow others to use your version of this file under the MPL,
* indicate your decision by deleting the provisions above and
* replace them with the notice and other provisions required by
* the GPL. If you do not delete the provisions above, a recipient
* may use your version of this file under either the MPL or the
* GPL.
*/
#include "signtool.h"
#include "prio.h"
#include "prmem.h"
#include "nss.h"
static int is_dir (char *filename);
/***********************************************************
* Nasty hackish function definitions
*/
long *mozilla_event_queue = 0;
#ifndef XP_WIN
char *XP_GetString (int i)
{
return SECU_ErrorStringRaw ((int16) i);
}
#endif
void FE_SetPasswordEnabled()
{
}
void /*MWContext*/ *FE_GetInitContext (void)
{
return 0;
}
void /*MWContext*/ *XP_FindSomeContext()
{
/* No windows context in command tools */
return NULL;
}
void ET_moz_CallFunction()
{
}
/*
* R e m o v e A l l A r c
*
* Remove .arc directories that are lingering
* from a previous run of signtool.
*
*/
int
RemoveAllArc(char *tree)
{
PRDir *dir;
PRDirEntry *entry;
char *archive=NULL;
int retval = 0;
dir = PR_OpenDir (tree);
if (!dir) return -1;
for (entry = PR_ReadDir (dir,0); entry; entry = PR_ReadDir (dir,0)) {
if(entry->name[0] == '.') {
continue;
}
if(archive) PR_Free(archive);
archive = PR_smprintf("%s/%s", tree, entry->name);
if (PL_strcaserstr (entry->name, ".arc")
== (entry->name + strlen(entry->name) - 4) ) {
if(verbosity >= 0) {
PR_fprintf(outputFD, "removing: %s\n", archive);
}
if(rm_dash_r(archive)) {
PR_fprintf(errorFD, "Error removing %s\n", archive);
errorCount++;
retval = -1;
goto finish;
}
} else if(is_dir(archive)) {
if(RemoveAllArc(archive)) {
retval = -1;
goto finish;
}
}
}
finish:
PR_CloseDir (dir);
if(archive) PR_Free(archive);
return retval;
}
/*
* r m _ d a s h _ r
*
* Remove a file, or a directory recursively.
*
*/
int rm_dash_r (char *path)
{
PRDir *dir;
PRDirEntry *entry;
PRFileInfo fileinfo;
char filename[FNSIZE];
if(PR_GetFileInfo(path, &fileinfo) != PR_SUCCESS) {
/*fprintf(stderr, "Error: Unable to access %s\n", filename);*/
return -1;
}
if(fileinfo.type == PR_FILE_DIRECTORY) {
dir = PR_OpenDir(path);
if(!dir) {
PR_fprintf(errorFD, "Error: Unable to open directory %s.\n", path);
errorCount++;
return -1;
}
/* Recursively delete all entries in the directory */
while((entry = PR_ReadDir(dir, PR_SKIP_BOTH)) != NULL) {
sprintf(filename, "%s/%s", path, entry->name);
if(rm_dash_r(filename)) return -1;
}
if(PR_CloseDir(dir) != PR_SUCCESS) {
PR_fprintf(errorFD, "Error: Could not close %s.\n", path);
errorCount++;
return -1;
}
/* Delete the directory itself */
if(PR_RmDir(path) != PR_SUCCESS) {
PR_fprintf(errorFD, "Error: Unable to delete %s\n", path);
errorCount++;
return -1;
}
} else {
if(PR_Delete(path) != PR_SUCCESS) {
PR_fprintf(errorFD, "Error: Unable to delete %s\n", path);
errorCount++;
return -1;
}
}
return 0;
}
/*
* u s a g e
*
* Print some useful help information
*
*/
void
usage (void)
{
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "%s %s - a signing tool for jar files\n", LONG_PROGRAM_NAME, VERSION);
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "Usage: %s [options] directory-tree \n\n", PROGRAM_NAME);
PR_fprintf(outputFD, " -b\"basename\"\t\tbasename of .sf, .rsa files for signing\n");
PR_fprintf(outputFD, " -c#\t\t\t\tCompression level, 0-9, 0=none\n");
PR_fprintf(outputFD, " -d\"certificate directory\"\tcontains cert*.db and key*.db\n");
PR_fprintf(outputFD, " -e\".ext\"\t\t\tsign only files with this extension\n");
PR_fprintf(outputFD, " -f\"filename\"\t\t\tread commands from file\n");
PR_fprintf(outputFD, " -G\"nickname\"\t\tcreate object-signing cert with this nickname\n");
PR_fprintf(outputFD, " -i\"installer script\"\tassign installer javascript\n");
PR_fprintf(outputFD, " -j\"javascript directory\"\tsign javascript files in this subtree\n");
PR_fprintf(outputFD, " -J\t\t\t\tdirectory contains HTML files. Javascript will\n"
"\t\t\t\tbe extracted and signed.\n");
PR_fprintf(outputFD, " -k\"cert nickname\"\t\tsign with this certificate\n");
PR_fprintf(outputFD, " --leavearc\t\t\tdo not delete .arc directories created\n"
"\t\t\t\tby -J option\n");
PR_fprintf(outputFD, " -m\"metafile\"\t\tinclude custom meta-information\n");
PR_fprintf(outputFD, " --norecurse\t\t\tdo not operate on subdirectories\n");
PR_fprintf(outputFD, " -o\t\t\t\toptimize - omit optional headers\n");
PR_fprintf(outputFD, " --outfile \"filename\"\tredirect output to file\n");
PR_fprintf(outputFD, " -p\"password\"\t\tfor password on command line (insecure)\n");
PR_fprintf(outputFD, " -s keysize\t\t\tkeysize in bits of generated cert\n");
PR_fprintf(outputFD, " -t token\t\t\tname of token on which to generate cert\n");
PR_fprintf(outputFD, " --verbosity #\t\tSet amount of debugging information to generate.\n"
"\t\t\t\tLower number means less output, 0 is default.\n");
PR_fprintf(outputFD, " -x\"name\"\t\t\tdirectory or filename to exclude\n");
PR_fprintf(outputFD, " -z\t\t\t\tomit signing time from signature\n");
PR_fprintf(outputFD, " -Z\"jarfile\"\t\t\tcreate JAR file with the given name.\n"
"\t\t\t\t(Default compression level is 6.)\n");
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "%s -l\n", PROGRAM_NAME);
PR_fprintf(outputFD, " lists the signing certificates in your database\n");
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "%s -L\n", PROGRAM_NAME);
PR_fprintf(outputFD, " lists all certificates in your database, marks object-signing certificates\n");
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "%s -M\n", PROGRAM_NAME);
PR_fprintf(outputFD, " lists the PKCS #11 modules available to %s\n", PROGRAM_NAME);
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "%s -v file.jar\n", PROGRAM_NAME);
PR_fprintf(outputFD, " show the contents of the specified jar file\n");
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "%s -w file.jar\n", PROGRAM_NAME);
PR_fprintf(outputFD, " if valid, tries to tell you who signed the jar file\n");
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, "For more details, visit\n");
PR_fprintf(outputFD,
" http://developer.netscape.com/library/documentation/signedobj/signtool/\n");
exit (ERRX);
}
/*
* p r i n t _ e r r o r
*
* For the undocumented -E function. If an older version
* of communicator gives you a numeric error, we can see what
* really happened without doing hex math.
*
*/
void
print_error (int err)
{
PR_fprintf(errorFD, "Error %d: %s\n", err, JAR_get_error (err));
errorCount++;
give_help (err);
}
/*
* o u t _ o f _ m e m o r y
*
* Out of memory, exit Signtool.
*
*/
void
out_of_memory (void)
{
PR_fprintf(errorFD, "%s: out of memory\n", PROGRAM_NAME);
errorCount++;
exit (ERRX);
}
/*
* V e r i f y C e r t D i r
*
* Validate that the specified directory
* contains a certificate database
*
*/
void
VerifyCertDir(char *dir, char *keyName)
{
char fn [FNSIZE];
sprintf (fn, "%s/cert7.db", dir);
if (PR_Access (fn, PR_ACCESS_EXISTS))
{
PR_fprintf(errorFD, "%s: No certificate database in \"%s\"\n", PROGRAM_NAME,
dir);
PR_fprintf(errorFD, "%s: Check the -d arguments that you gave\n",
PROGRAM_NAME);
errorCount++;
exit (ERRX);
}
if(verbosity >= 0) {
PR_fprintf(outputFD, "using certificate directory: %s\n", dir);
}
if (keyName == NULL)
return;
/* if the user gave the -k key argument, verify that
a key database already exists */
sprintf (fn, "%s/key3.db", dir);
if (PR_Access (fn, PR_ACCESS_EXISTS))
{
PR_fprintf(errorFD, "%s: No private key database in \"%s\"\n", PROGRAM_NAME,
dir);
PR_fprintf(errorFD, "%s: Check the -d arguments that you gave\n",
PROGRAM_NAME);
errorCount++;
exit (ERRX);
}
}
/*
* f o r e a c h
*
* A recursive function to loop through all names in
* the specified directory, as well as all subdirectories.
*
* FIX: Need to see if all platforms allow multiple
* opendir's to be called.
*
*/
int
foreach(char *dirname, char *prefix,
int (*fn)(char *relpath, char *basedir, char *reldir, char *filename,
void* arg),
PRBool recurse, PRBool includeDirs, void *arg) {
char newdir [FNSIZE];
int retval = 0;
PRDir *dir;
PRDirEntry *entry;
strcpy (newdir, dirname);
if (*prefix) {
strcat (newdir, "/");
strcat (newdir, prefix);
}
dir = PR_OpenDir (newdir);
if (!dir) return -1;
for (entry = PR_ReadDir (dir,0); entry; entry = PR_ReadDir (dir,0)) {
if ( strcmp(entry->name, ".")==0 ||
strcmp(entry->name, "..")==0 )
{
/* no infinite recursion, please */
continue;
}
/* can't sign self */
if (!strcmp (entry->name, "META-INF"))
continue;
/* -x option */
if (PL_HashTableLookup(excludeDirs, entry->name))
continue;
strcpy (newdir, dirname);
if (*dirname)
strcat (newdir, "/");
if (*prefix) {
strcat (newdir, prefix);
strcat (newdir, "/");
}
strcat (newdir, entry->name);
if(!is_dir(newdir) || includeDirs) {
char newpath [FNSIZE];
strcpy (newpath, prefix);
if (*newpath)
strcat (newpath, "/");
strcat (newpath, entry->name);
if( (*fn) (newpath, dirname, prefix, (char *) entry->name, arg)) {
retval = -1;
break;
}
}
if (is_dir (newdir)) {
if(recurse) {
char newprefix [FNSIZE];
strcpy (newprefix, prefix);
if (*newprefix) {
strcat (newprefix, "/");
}
strcat (newprefix, entry->name);
if(foreach (dirname, newprefix, fn, recurse, includeDirs,arg)) {
retval = -1;
break;
}
}
}
}
PR_CloseDir (dir);
return retval;
}
/*
* i s _ d i r
*
* Return 1 if file is a directory.
* Wonder if this runs on a mac, trust not.
*
*/
static int is_dir (char *filename)
{
PRFileInfo finfo;
if( PR_GetFileInfo(filename, &finfo) != PR_SUCCESS ) {
printf("Unable to get information about %s\n", filename);
return 0;
}
return ( finfo.type == PR_FILE_DIRECTORY );
}
/*
* p a s s w o r d _ h a r d c o d e
*
* A function to use the password passed in the -p(password) argument
* of the command line. This is only to be used for build & testing purposes,
* as it's extraordinarily insecure.
*
* After use once, null it out otherwise PKCS11 calls us forever.
*
*/
SECItem *
password_hardcode(void *arg, void *handle)
{
SECItem *pw = NULL;
if (password) {
pw = SECITEM_AllocItem(NULL, NULL, PL_strlen(password));
pw->data = (unsigned char *)PL_strdup(password);
password = NULL;
}
return pw;
}
char *
pk11_password_hardcode(PK11SlotInfo *slot, PRBool retry, void *arg)
{
char *pw;
pw = password ? PORT_Strdup (password) : NULL;
/* XXX don't do this, or FIPS won't work */
/*password = NULL;*/
return pw;
}
/************************************************************************
*
* c e r t D B N a m e C a l l b a c k
*/
static char *
certDBNameCallback(void *arg, int dbVersion)
{
char *fnarg;
char *dir;
char *filename;
dir = SECU_ConfigDirectory (NULL);
switch ( dbVersion ) {
case 7:
fnarg = "7";
break;
case 6:
fnarg = "6";
break;
case 5:
fnarg = "5";
break;
case 4:
default:
fnarg = "";
break;
}
filename = PR_smprintf("%s/cert%s.db", dir, fnarg);
return(filename);
}
/***************************************************************
*
* s e c E r r o r S t r i n g
*
* Returns an error string corresponding to the given error code.
* Doesn't cover all errors; returns a default for many.
* Returned string is only valid until the next call of this function.
*/
const char*
secErrorString(long code)
{
static char errstring[80]; /* dynamically constructed error string */
char *c; /* the returned string */
switch(code) {
case SEC_ERROR_IO: c = "io error";
break;
case SEC_ERROR_LIBRARY_FAILURE: c = "security library failure";
break;
case SEC_ERROR_BAD_DATA: c = "bad data";
break;
case SEC_ERROR_OUTPUT_LEN: c = "output length";
break;
case SEC_ERROR_INPUT_LEN: c = "input length";
break;
case SEC_ERROR_INVALID_ARGS: c = "invalid args";
break;
case SEC_ERROR_EXPIRED_CERTIFICATE: c = "expired certificate";
break;
case SEC_ERROR_REVOKED_CERTIFICATE: c = "revoked certificate";
break;
case SEC_ERROR_INADEQUATE_KEY_USAGE: c = "inadequate key usage";
break;
case SEC_ERROR_INADEQUATE_CERT_TYPE: c = "inadequate certificate type";
break;
case SEC_ERROR_UNTRUSTED_CERT: c = "untrusted cert";
break;
case SEC_ERROR_NO_KRL: c = "no key revocation list";
break;
case SEC_ERROR_KRL_BAD_SIGNATURE: c = "key revocation list: bad signature";
break;
case SEC_ERROR_KRL_EXPIRED: c = "key revocation list expired";
break;
case SEC_ERROR_REVOKED_KEY: c = "revoked key";
break;
case SEC_ERROR_CRL_BAD_SIGNATURE:
c = "certificate revocation list: bad signature";
break;
case SEC_ERROR_CRL_EXPIRED: c = "certificate revocation list expired";
break;
case SEC_ERROR_CRL_NOT_YET_VALID:
c = "certificate revocation list not yet valid";
break;
case SEC_ERROR_UNKNOWN_ISSUER: c = "unknown issuer";
break;
case SEC_ERROR_EXPIRED_ISSUER_CERTIFICATE: c = "expired issuer certificate";
break;
case SEC_ERROR_BAD_SIGNATURE: c = "bad signature";
break;
case SEC_ERROR_BAD_KEY: c = "bad key";
break;
case SEC_ERROR_NOT_FORTEZZA_ISSUER: c = "not fortezza issuer";
break;
case SEC_ERROR_CA_CERT_INVALID:
c = "Certificate Authority certificate invalid";
break;
case SEC_ERROR_EXTENSION_NOT_FOUND: c = "extension not found";
break;
case SEC_ERROR_CERT_NOT_IN_NAME_SPACE: c = "certificate not in name space";
break;
case SEC_ERROR_UNTRUSTED_ISSUER: c = "untrusted issuer";
break;
default:
sprintf(errstring, "security error %ld", code);
c = errstring;
break;
}
return c;
}
/***************************************************************
*
* d i s p l a y V e r i f y L o g
*
* Prints the log of a cert verification.
*/
void
displayVerifyLog(CERTVerifyLog *log)
{
CERTVerifyLogNode *node;
CERTCertificate *cert;
char *name;
if( !log || (log->count <= 0) ) {
return;
}
for(node = log->head; node != NULL; node = node->next) {
if( !(cert = node->cert) ) {
continue;
}
/* Get a name for this cert */
if(cert->nickname != NULL) {
name = cert->nickname;
} else if(cert->emailAddr != NULL) {
name = cert->emailAddr;
} else {
name = cert->subjectName;
}
printf( "%s%s:\n",
name,
(node->depth > 0) ? " [Certificate Authority]" : ""
);
printf("\t%s\n", secErrorString(node->error));
}
}
/*
* J a r L i s t M o d u l e s
*
* Print a list of the PKCS11 modules that are
* available. This is useful for smartcard people to
* make sure they have the drivers loaded.
*
*/
void
JarListModules(void)
{
int i;
int count = 0;
SECMODModuleList *modules = NULL;
static SECMODListLock *moduleLock = NULL;
SECMODModuleList *mlp;
modules = SECMOD_GetDefaultModuleList();
if (modules == NULL)
{
PR_fprintf(errorFD, "%s: Can't get module list\n", PROGRAM_NAME);
errorCount++;
exit (ERRX);
}
if ((moduleLock = SECMOD_NewListLock()) == NULL)
{
/* this is the wrong text */
PR_fprintf(errorFD, "%s: unable to acquire lock on module list\n",
PROGRAM_NAME);
errorCount++;
exit (ERRX);
}
SECMOD_GetReadLock (moduleLock);
PR_fprintf(outputFD, "\nListing of PKCS11 modules\n");
PR_fprintf(outputFD, "-----------------------------------------------\n");
for (mlp = modules; mlp != NULL; mlp = mlp->next)
{
count++;
PR_fprintf(outputFD, "%3d. %s\n", count, mlp->module->commonName);
if (mlp->module->internal)
PR_fprintf(outputFD, " (this module is internally loaded)\n");
else
PR_fprintf(outputFD, " (this is an external module)\n");
if (mlp->module->dllName)
PR_fprintf(outputFD, " DLL name: %s\n", mlp->module->dllName);
if (mlp->module->slotCount == 0)
PR_fprintf(outputFD, " slots: There are no slots attached to this module\n");
else
PR_fprintf(outputFD, " slots: %d slots attached\n", mlp->module->slotCount);
if (mlp->module->loaded == 0)
PR_fprintf(outputFD, " status: Not loaded\n");
else
PR_fprintf(outputFD, " status: loaded\n");
for (i = 0; i < mlp->module->slotCount; i++)
{
PK11SlotInfo *slot = mlp->module->slots[i];
PR_fprintf(outputFD, "\n");
PR_fprintf(outputFD, " slot: %s\n", PK11_GetSlotName(slot));
PR_fprintf(outputFD, " token: %s\n", PK11_GetTokenName(slot));
}
}
PR_fprintf(outputFD, "-----------------------------------------------\n");
if (count == 0)
PR_fprintf(outputFD,
"Warning: no modules were found (should have at least one)\n");
SECMOD_ReleaseReadLock (moduleLock);
}
/**********************************************************************
* c h o p
*
* Eliminates leading and trailing whitespace. Returns a pointer to the
* beginning of non-whitespace, or an empty string if it's all whitespace.
*/
char*
chop(char *str)
{
char *start, *end;
if(str) {
start = str;
/* Nip leading whitespace */
while(isspace(*start)) {
start++;
}
/* Nip trailing whitespace */
if(strlen(start) > 0) {
end = start + strlen(start) - 1;
while(isspace(*end) && end > start) {
end--;
}
*(end+1) = '\0';
}
return start;
} else {
return NULL;
}
}
/***********************************************************************
*
* F a t a l E r r o r
*
* Outputs an error message and bails out of the program.
*/
void
FatalError(char *msg)
{
if(!msg) msg = "";
PR_fprintf(errorFD, "FATAL ERROR: %s\n", msg);
errorCount++;
exit(ERRX);
}
/*************************************************************************
*
* I n i t C r y p t o
*/
int
InitCrypto(char *cert_dir, PRBool readOnly)
{
SECStatus rv;
static int prior = 0;
PK11SlotInfo *slotinfo;
CERTCertDBHandle *db;
if (prior == 0) {
/* some functions such as OpenKeyDB expect this path to be
* implicitly set prior to calling */
if (readOnly) {
rv = NSS_Init(cert_dir);
} else {
rv = NSS_InitReadWrite(cert_dir);
}
if (rv != SECSuccess) {
SECU_PrintPRandOSError(PROGRAM_NAME);
exit(-1);
}
SECU_ConfigDirectory (cert_dir);
/* Been there done that */
prior++;
if(password) {
PK11_SetPasswordFunc(pk11_password_hardcode);
}
/* Must login to FIPS before you do anything else */
if(PK11_IsFIPS()) {
slotinfo = PK11_GetInternalSlot();
if(!slotinfo) {
fprintf(stderr, "%s: Unable to get PKCS #11 Internal Slot."
"\n", PROGRAM_NAME);
return -1;
}
if(PK11_Authenticate(slotinfo, PR_FALSE /*loadCerts*/,
NULL /*wincx*/) != SECSuccess) {
fprintf(stderr, "%s: Unable to authenticate to %s.\n",
PROGRAM_NAME, PK11_GetSlotName(slotinfo));
return -1;
}
}
/* Make sure there is a password set on the internal key slot */
slotinfo = PK11_GetInternalKeySlot();
if(!slotinfo) {
fprintf(stderr, "%s: Unable to get PKCS #11 Internal Key Slot."
"\n", PROGRAM_NAME);
return -1;
}
if(PK11_NeedUserInit(slotinfo)) {
PR_fprintf(errorFD,
"\nWARNING: No password set on internal key database. Most operations will fail."
"\nYou must use Communicator to create a password.\n");
warningCount++;
}
/* Make sure we can authenticate to the key slot in FIPS mode */
if(PK11_IsFIPS()) {
if(PK11_Authenticate(slotinfo, PR_FALSE /*loadCerts*/,
NULL /*wincx*/) != SECSuccess) {
fprintf(stderr, "%s: Unable to authenticate to %s.\n",
PROGRAM_NAME, PK11_GetSlotName(slotinfo));
return -1;
}
}
}
return 0;
}
/* Windows foolishness is now in the secutil lib */
/*****************************************************************
* g e t _ d e f a u l t _ c e r t _ d i r
*
* Attempt to locate a certificate directory.
* Failing that, complain that the user needs to
* use the -d(irectory) parameter.
*
*/
char *get_default_cert_dir (void)
{
char *home;
char *cd = NULL;
static char db [FNSIZE];
#ifdef XP_UNIX
home = getenv ("HOME");
if (home && *home)
{
sprintf (db, "%s/.netscape", home);
cd = db;
}
#endif
#ifdef XP_PC
FILE *fp;
/* first check the environment override */
home = getenv ("JAR_HOME");
if (home && *home)
{
sprintf (db, "%s/cert7.db", home);
if ((fp = fopen (db, "r")) != NULL)
{
fclose (fp);
cd = home;
}
}
/* try the old navigator directory */
if (cd == NULL)
{
home = "c:/Program Files/Netscape/Navigator";
sprintf (db, "%s/cert7.db", home);
if ((fp = fopen (db, "r")) != NULL)
{
fclose (fp);
cd = home;
}
}
/* Try the current directory, I wonder if this
is really a good idea. Remember, Windows only.. */
if (cd == NULL)
{
home = ".";
sprintf (db, "%s/cert7.db", home);
if ((fp = fopen (db, "r")) != NULL)
{
fclose (fp);
cd = home;
}
}
#endif
if (!cd)
{
PR_fprintf(errorFD,
"You must specify the location of your certificate directory\n");
PR_fprintf(errorFD,
"with the -d option. Example: -d ~/.netscape in many cases with Unix.\n");
errorCount++;
exit (ERRX);
}
return cd;
}
/************************************************************************
* g i v e _ h e l p
*/
void give_help (int status)
{
if (status == SEC_ERROR_UNKNOWN_ISSUER)
{
PR_fprintf(errorFD,
"The Certificate Authority (CA) for this certificate\n");
PR_fprintf(errorFD,
"does not appear to be in your database. You should contact\n");
PR_fprintf(errorFD,
"the organization which issued this certificate to obtain\n");
PR_fprintf(errorFD, "a copy of its CA Certificate.\n");
}
}
/**************************************************************************
*
* p r _ f g e t s
*
* fgets implemented with NSPR.
*/
char*
pr_fgets(char *buf, int size, PRFileDesc *file)
{
int i;
int status;
char c;
i=0;
while(i < size-1) {
status = PR_Read(file, (void*) &c, 1);
if(status==-1) {
return NULL;
} else if(status==0) {
break;
}
buf[i++] = c;
if(c=='\n') {
break;
}
}
buf[i]='\0';
return buf;
}