* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
+/* ====================================================================
+ * Copyright (c) 1998-2000 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
#include <stdio.h>
#include <stdarg.h>
+#include <string.h>
#include <openssl/lhash.h>
#include <openssl/crypto.h>
#include "cryptlib.h"
#include <openssl/buffer.h>
#include <openssl/err.h>
#include <openssl/crypto.h>
+#include <openssl/bio.h>
static LHASH *error_hash=NULL;
{ERR_PACK(ERR_LIB_PEM,0,0) ,"PEM routines"},
{ERR_PACK(ERR_LIB_ASN1,0,0) ,"asn1 encoding routines"},
{ERR_PACK(ERR_LIB_X509,0,0) ,"x509 certificate routines"},
-{ERR_PACK(ERR_LIB_CONF,0,0) ,"configuation file routines"},
+{ERR_PACK(ERR_LIB_CONF,0,0) ,"configuration file routines"},
{ERR_PACK(ERR_LIB_METH,0,0) ,"X509 lookup 'method' routines"},
{ERR_PACK(ERR_LIB_SSL,0,0) ,"SSL routines"},
{ERR_PACK(ERR_LIB_RSAREF,0,0) ,"RSAref routines"},
{ERR_PACK(ERR_LIB_PKCS7,0,0) ,"PKCS7 routines"},
{ERR_PACK(ERR_LIB_X509V3,0,0) ,"X509 V3 routines"},
{ERR_PACK(ERR_LIB_PKCS12,0,0) ,"PKCS12 routines"},
+{ERR_PACK(ERR_LIB_RAND,0,0) ,"random number generator"},
+{ERR_PACK(ERR_LIB_DSO,0,0) ,"DSO support routines"},
{0,NULL},
};
#ifdef WINDOWS
{ERR_PACK(0,SYS_F_WSASTARTUP,0), "WSAstartup"},
#endif
+ {ERR_PACK(0,SYS_F_OPENDIR,0), "opendir"},
{0,NULL},
};
{ERR_R_PKCS7_LIB ,"PKCS7 lib"},
{ERR_R_PKCS12_LIB ,"PKCS12 lib"},
{ERR_R_MALLOC_FAILURE ,"Malloc failure"},
-{ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED ,"called a fuction you should not call"},
+{ERR_R_SHOULD_NOT_HAVE_BEEN_CALLED ,"called a function you should not call"},
{ERR_R_PASSED_NULL_PARAMETER ,"passed a null parameter"},
{ERR_R_NESTED_ASN1_ERROR ,"nested asn1 error"},
{ERR_R_BAD_ASN1_OBJECT_HEADER ,"bad asn1 object header"},
{ERR_R_EXPECTING_AN_ASN1_SEQUENCE ,"expecting an asn1 sequence"},
{ERR_R_ASN1_LENGTH_MISMATCH ,"asn1 length mismatch"},
{ERR_R_MISSING_ASN1_EOS ,"missing asn1 eos"},
+{ERR_R_DSO_LIB ,"DSO lib"},
{0,NULL},
};
+
+
+#define NUM_SYS_STR_REASONS 127
+#define LEN_SYS_STR_REASON 32
+
+static ERR_STRING_DATA SYS_str_reasons[NUM_SYS_STR_REASONS + 1];
+/* SYS_str_reasons is filled with copies of strerror() results at
+ * initialization.
+ * 'errno' values up to 127 should cover all usual errors,
+ * others will be displayed numerically by ERR_error_string.
+ * It is crucial that we have something for each reason code
+ * that occurs in ERR_str_reasons, or bogus reason strings
+ * will be returned for SYSerr(), which always gets an errno
+ * value and never one of those 'standard' reason codes. */
+
+static void build_SYS_str_reasons()
+ {
+ /* Malloc cannot be used here, use static storage instead */
+ static char strerror_tab[NUM_SYS_STR_REASONS][LEN_SYS_STR_REASON];
+ int i;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR_HASH);
+
+ for (i = 1; i <= NUM_SYS_STR_REASONS; i++)
+ {
+ ERR_STRING_DATA *str = &SYS_str_reasons[i - 1];
+
+ str->error = (unsigned long)i;
+ if (str->string == NULL)
+ {
+ char (*dest)[LEN_SYS_STR_REASON] = &(strerror_tab[i - 1]);
+ char *src = strerror(i);
+ if (src != NULL)
+ {
+ strncpy(*dest, src, sizeof *dest);
+ (*dest)[sizeof *dest - 1] = '\0';
+ str->string = *dest;
+ }
+ }
+ if (str->string == NULL)
+ str->string = "unknown";
+ }
+
+ /* Now we still have SYS_str_reasons[NUM_SYS_STR_REASONS] = {0, NULL},
+ * as required by ERR_load_strings. */
+
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR_HASH);
+ }
#endif
#define err_clear_data(p,i) \
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
return;
}
- init=0;
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
#ifndef NO_ERR
ERR_load_strings(0,ERR_str_libraries);
ERR_load_strings(0,ERR_str_reasons);
ERR_load_strings(ERR_LIB_SYS,ERR_str_functs);
+ build_SYS_str_reasons();
+ ERR_load_strings(ERR_LIB_SYS,SYS_str_reasons);
#endif
+ init=0;
}
}
while (str->error)
{
str->error|=ERR_PACK(lib,0,0);
- lh_insert(error_hash,(char *)str);
+ lh_insert(error_hash,str);
str++;
}
CRYPTO_w_unlock(CRYPTO_LOCK_ERR_HASH);
return(ret);
}
-/* BAD for multi-threaded, uses a local buffer if ret == NULL */
-char *ERR_error_string(unsigned long e, char *ret)
+void ERR_error_string_n(unsigned long e, char *buf, size_t len)
{
- static char buf[256];
+ char lsbuf[64], fsbuf[64], rsbuf[64];
const char *ls,*fs,*rs;
unsigned long l,f,r;
- int i;
l=ERR_GET_LIB(e);
f=ERR_GET_FUNC(e);
fs=ERR_func_error_string(e);
rs=ERR_reason_error_string(e);
- if (ret == NULL) ret=buf;
-
- sprintf(&(ret[0]),"error:%08lX:",e);
- i=strlen(ret);
- if (ls == NULL)
- sprintf(&(ret[i]),":lib(%lu) ",l);
- else sprintf(&(ret[i]),"%s",ls);
- i=strlen(ret);
+ if (ls == NULL)
+ BIO_snprintf(lsbuf, sizeof(lsbuf), "lib(%lu)", l);
if (fs == NULL)
- sprintf(&(ret[i]),":func(%lu) ",f);
- else sprintf(&(ret[i]),":%s",fs);
- i=strlen(ret);
+ BIO_snprintf(fsbuf, sizeof(fsbuf), "func(%lu)", f);
if (rs == NULL)
- sprintf(&(ret[i]),":reason(%lu)",r);
- else sprintf(&(ret[i]),":%s",rs);
+ BIO_snprintf(rsbuf, sizeof(rsbuf), "reason(%lu)", r);
+
+ BIO_snprintf(buf, len,"error:%08lX:%s:%s:%s", e, ls?ls:lsbuf,
+ fs?fs:fsbuf, rs?rs:rsbuf);
+ if (strlen(buf) == len-1)
+ {
+ /* output may be truncated; make sure we always have 5
+ * colon-separated fields, i.e. 4 colons ... */
+#define NUM_COLONS 4
+ if (len > NUM_COLONS) /* ... if possible */
+ {
+ int i;
+ char *s = buf;
+
+ for (i = 0; i < NUM_COLONS; i++)
+ {
+ char *colon = strchr(s, ':');
+ if (colon == NULL || colon > &buf[len-1] - NUM_COLONS + i)
+ {
+ /* set colon no. i at last possible position
+ * (buf[len-1] is the terminating 0)*/
+ colon = &buf[len-1] - NUM_COLONS + i;
+ *colon = ':';
+ }
+ s = colon + 1;
+ }
+ }
+ }
+ }
+
+/* BAD for multi-threading: uses a local buffer if ret == NULL */
+/* ERR_error_string_n should be used instead for ret != NULL
+ * as ERR_error_string cannot know how large the buffer is */
+char *ERR_error_string(unsigned long e, char *ret)
+ {
+ static char buf[256];
+
+ if (ret == NULL) ret=buf;
+ ERR_error_string_n(e, buf, 256);
return(ret);
}
if (error_hash != NULL)
{
d.error=ERR_PACK(l,0,0);
- p=(ERR_STRING_DATA *)lh_retrieve(error_hash,(char *)&d);
+ p=(ERR_STRING_DATA *)lh_retrieve(error_hash,&d);
}
CRYPTO_r_unlock(CRYPTO_LOCK_ERR_HASH);
if (error_hash != NULL)
{
d.error=ERR_PACK(l,f,0);
- p=(ERR_STRING_DATA *)lh_retrieve(error_hash,(char *)&d);
+ p=(ERR_STRING_DATA *)lh_retrieve(error_hash,&d);
}
CRYPTO_r_unlock(CRYPTO_LOCK_ERR_HASH);
if (error_hash != NULL)
{
d.error=ERR_PACK(l,0,r);
- p=(ERR_STRING_DATA *)lh_retrieve(error_hash,(char *)&d);
+ p=(ERR_STRING_DATA *)lh_retrieve(error_hash,&d);
if (p == NULL)
{
d.error=ERR_PACK(0,0,r);
- p=(ERR_STRING_DATA *)lh_retrieve(error_hash,
- (char *)&d);
+ p=(ERR_STRING_DATA *)lh_retrieve(error_hash,&d);
}
}
pid=(unsigned long)CRYPTO_thread_id();
tmp.pid=pid;
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
- p=(ERR_STATE *)lh_delete(thread_hash,(char *)&tmp);
+ p=(ERR_STATE *)lh_delete(thread_hash,&tmp);
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
if (p != NULL) ERR_STATE_free(p);
else
{
tmp.pid=pid;
- ret=(ERR_STATE *)lh_retrieve(thread_hash,(char *)&tmp);
+ ret=(ERR_STATE *)lh_retrieve(thread_hash,&tmp);
CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
}
ret->err_data_flags[i]=0;
}
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
- tmpp=(ERR_STATE *)lh_insert(thread_hash,(char *)ret);
+ tmpp=(ERR_STATE *)lh_insert(thread_hash,ret);
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
if (tmpp != NULL) /* old entry - should not happen */
{