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authormarha <marha@users.sourceforge.net>2010-03-30 12:36:28 +0000
committermarha <marha@users.sourceforge.net>2010-03-30 12:36:28 +0000
commitff48c0d9098080b51ea12710029135916d117806 (patch)
tree96e6af9caf170ba21a1027b24e306a07e27d7b75 /openssl/crypto/err/err.c
parentbb731f5ac92655c4860a41fa818a7a63005f8369 (diff)
downloadvcxsrv-ff48c0d9098080b51ea12710029135916d117806.tar.gz
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svn merge -r514:HEAD ^/branches/released .
Diffstat (limited to 'openssl/crypto/err/err.c')
-rw-r--r--openssl/crypto/err/err.c789
1 files changed, 754 insertions, 35 deletions
diff --git a/openssl/crypto/err/err.c b/openssl/crypto/err/err.c
index 292404a2f..69713a6e2 100644
--- a/openssl/crypto/err/err.c
+++ b/openssl/crypto/err/err.c
@@ -56,7 +56,7 @@
* [including the GNU Public Licence.]
*/
/* ====================================================================
- * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
+ * Copyright (c) 1998-2006 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
@@ -119,9 +119,507 @@
#include <openssl/bio.h>
#include <openssl/err.h>
-static unsigned long get_error_values(int inc,int top,
- const char **file,int *line,
- const char **data,int *flags);
+DECLARE_LHASH_OF(ERR_STRING_DATA);
+DECLARE_LHASH_OF(ERR_STATE);
+
+static void err_load_strings(int lib, ERR_STRING_DATA *str);
+
+static void ERR_STATE_free(ERR_STATE *s);
+#ifndef OPENSSL_NO_ERR
+static ERR_STRING_DATA ERR_str_libraries[]=
+ {
+{ERR_PACK(ERR_LIB_NONE,0,0) ,"unknown library"},
+{ERR_PACK(ERR_LIB_SYS,0,0) ,"system library"},
+{ERR_PACK(ERR_LIB_BN,0,0) ,"bignum routines"},
+{ERR_PACK(ERR_LIB_RSA,0,0) ,"rsa routines"},
+{ERR_PACK(ERR_LIB_DH,0,0) ,"Diffie-Hellman routines"},
+{ERR_PACK(ERR_LIB_EVP,0,0) ,"digital envelope routines"},
+{ERR_PACK(ERR_LIB_BUF,0,0) ,"memory buffer routines"},
+{ERR_PACK(ERR_LIB_OBJ,0,0) ,"object identifier routines"},
+{ERR_PACK(ERR_LIB_PEM,0,0) ,"PEM routines"},
+{ERR_PACK(ERR_LIB_DSA,0,0) ,"dsa routines"},
+{ERR_PACK(ERR_LIB_X509,0,0) ,"x509 certificate routines"},
+{ERR_PACK(ERR_LIB_ASN1,0,0) ,"asn1 encoding routines"},
+{ERR_PACK(ERR_LIB_CONF,0,0) ,"configuration file routines"},
+{ERR_PACK(ERR_LIB_CRYPTO,0,0) ,"common libcrypto routines"},
+{ERR_PACK(ERR_LIB_EC,0,0) ,"elliptic curve routines"},
+{ERR_PACK(ERR_LIB_SSL,0,0) ,"SSL routines"},
+{ERR_PACK(ERR_LIB_BIO,0,0) ,"BIO 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"},
+{ERR_PACK(ERR_LIB_TS,0,0) ,"time stamp routines"},
+{ERR_PACK(ERR_LIB_ENGINE,0,0) ,"engine routines"},
+{ERR_PACK(ERR_LIB_OCSP,0,0) ,"OCSP routines"},
+{ERR_PACK(ERR_LIB_FIPS,0,0) ,"FIPS routines"},
+{ERR_PACK(ERR_LIB_CMS,0,0) ,"CMS routines"},
+{ERR_PACK(ERR_LIB_HMAC,0,0) ,"HMAC routines"},
+{0,NULL},
+ };
+
+static ERR_STRING_DATA ERR_str_functs[]=
+ {
+ {ERR_PACK(0,SYS_F_FOPEN,0), "fopen"},
+ {ERR_PACK(0,SYS_F_CONNECT,0), "connect"},
+ {ERR_PACK(0,SYS_F_GETSERVBYNAME,0), "getservbyname"},
+ {ERR_PACK(0,SYS_F_SOCKET,0), "socket"},
+ {ERR_PACK(0,SYS_F_IOCTLSOCKET,0), "ioctlsocket"},
+ {ERR_PACK(0,SYS_F_BIND,0), "bind"},
+ {ERR_PACK(0,SYS_F_LISTEN,0), "listen"},
+ {ERR_PACK(0,SYS_F_ACCEPT,0), "accept"},
+#ifdef OPENSSL_SYS_WINDOWS
+ {ERR_PACK(0,SYS_F_WSASTARTUP,0), "WSAstartup"},
+#endif
+ {ERR_PACK(0,SYS_F_OPENDIR,0), "opendir"},
+ {ERR_PACK(0,SYS_F_FREAD,0), "fread"},
+ {0,NULL},
+ };
+
+static ERR_STRING_DATA ERR_str_reasons[]=
+ {
+{ERR_R_SYS_LIB ,"system lib"},
+{ERR_R_BN_LIB ,"BN lib"},
+{ERR_R_RSA_LIB ,"RSA lib"},
+{ERR_R_DH_LIB ,"DH lib"},
+{ERR_R_EVP_LIB ,"EVP lib"},
+{ERR_R_BUF_LIB ,"BUF lib"},
+{ERR_R_OBJ_LIB ,"OBJ lib"},
+{ERR_R_PEM_LIB ,"PEM lib"},
+{ERR_R_DSA_LIB ,"DSA lib"},
+{ERR_R_X509_LIB ,"X509 lib"},
+{ERR_R_ASN1_LIB ,"ASN1 lib"},
+{ERR_R_CONF_LIB ,"CONF lib"},
+{ERR_R_CRYPTO_LIB ,"CRYPTO lib"},
+{ERR_R_EC_LIB ,"EC lib"},
+{ERR_R_SSL_LIB ,"SSL lib"},
+{ERR_R_BIO_LIB ,"BIO lib"},
+{ERR_R_PKCS7_LIB ,"PKCS7 lib"},
+{ERR_R_X509V3_LIB ,"X509V3 lib"},
+{ERR_R_PKCS12_LIB ,"PKCS12 lib"},
+{ERR_R_RAND_LIB ,"RAND lib"},
+{ERR_R_DSO_LIB ,"DSO lib"},
+{ERR_R_ENGINE_LIB ,"ENGINE lib"},
+{ERR_R_OCSP_LIB ,"OCSP lib"},
+{ERR_R_TS_LIB ,"TS lib"},
+
+{ERR_R_NESTED_ASN1_ERROR ,"nested asn1 error"},
+{ERR_R_BAD_ASN1_OBJECT_HEADER ,"bad asn1 object header"},
+{ERR_R_BAD_GET_ASN1_OBJECT_CALL ,"bad get asn1 object call"},
+{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_FATAL ,"fatal"},
+{ERR_R_MALLOC_FAILURE ,"malloc failure"},
+{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_INTERNAL_ERROR ,"internal error"},
+{ERR_R_DISABLED ,"called a function that was disabled at compile-time"},
+
+{0,NULL},
+ };
+#endif
+
+
+/* Define the predeclared (but externally opaque) "ERR_FNS" type */
+struct st_ERR_FNS
+ {
+ /* Works on the "error_hash" string table */
+ LHASH_OF(ERR_STRING_DATA) *(*cb_err_get)(int create);
+ void (*cb_err_del)(void);
+ ERR_STRING_DATA *(*cb_err_get_item)(const ERR_STRING_DATA *);
+ ERR_STRING_DATA *(*cb_err_set_item)(ERR_STRING_DATA *);
+ ERR_STRING_DATA *(*cb_err_del_item)(ERR_STRING_DATA *);
+ /* Works on the "thread_hash" error-state table */
+ LHASH_OF(ERR_STATE) *(*cb_thread_get)(int create);
+ void (*cb_thread_release)(LHASH_OF(ERR_STATE) **hash);
+ ERR_STATE *(*cb_thread_get_item)(const ERR_STATE *);
+ ERR_STATE *(*cb_thread_set_item)(ERR_STATE *);
+ void (*cb_thread_del_item)(const ERR_STATE *);
+ /* Returns the next available error "library" numbers */
+ int (*cb_get_next_lib)(void);
+ };
+
+/* Predeclarations of the "err_defaults" functions */
+static LHASH_OF(ERR_STRING_DATA) *int_err_get(int create);
+static void int_err_del(void);
+static ERR_STRING_DATA *int_err_get_item(const ERR_STRING_DATA *);
+static ERR_STRING_DATA *int_err_set_item(ERR_STRING_DATA *);
+static ERR_STRING_DATA *int_err_del_item(ERR_STRING_DATA *);
+static LHASH_OF(ERR_STATE) *int_thread_get(int create);
+static void int_thread_release(LHASH_OF(ERR_STATE) **hash);
+static ERR_STATE *int_thread_get_item(const ERR_STATE *);
+static ERR_STATE *int_thread_set_item(ERR_STATE *);
+static void int_thread_del_item(const ERR_STATE *);
+static int int_err_get_next_lib(void);
+/* The static ERR_FNS table using these defaults functions */
+static const ERR_FNS err_defaults =
+ {
+ int_err_get,
+ int_err_del,
+ int_err_get_item,
+ int_err_set_item,
+ int_err_del_item,
+ int_thread_get,
+ int_thread_release,
+ int_thread_get_item,
+ int_thread_set_item,
+ int_thread_del_item,
+ int_err_get_next_lib
+ };
+
+/* The replacable table of ERR_FNS functions we use at run-time */
+static const ERR_FNS *err_fns = NULL;
+
+/* Eg. rather than using "err_get()", use "ERRFN(err_get)()". */
+#define ERRFN(a) err_fns->cb_##a
+
+/* The internal state used by "err_defaults" - as such, the setting, reading,
+ * creating, and deleting of this data should only be permitted via the
+ * "err_defaults" functions. This way, a linked module can completely defer all
+ * ERR state operation (together with requisite locking) to the implementations
+ * and state in the loading application. */
+static LHASH_OF(ERR_STRING_DATA) *int_error_hash = NULL;
+static LHASH_OF(ERR_STATE) *int_thread_hash = NULL;
+static int int_thread_hash_references = 0;
+static int int_err_library_number= ERR_LIB_USER;
+
+/* Internal function that checks whether "err_fns" is set and if not, sets it to
+ * the defaults. */
+static void err_fns_check(void)
+ {
+ if (err_fns) return;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ if (!err_fns)
+ err_fns = &err_defaults;
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+ }
+
+/* API functions to get or set the underlying ERR functions. */
+
+const ERR_FNS *ERR_get_implementation(void)
+ {
+ err_fns_check();
+ return err_fns;
+ }
+
+int ERR_set_implementation(const ERR_FNS *fns)
+ {
+ int ret = 0;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ /* It's too late if 'err_fns' is non-NULL. BTW: not much point setting
+ * an error is there?! */
+ if (!err_fns)
+ {
+ err_fns = fns;
+ ret = 1;
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+ return ret;
+ }
+
+/* These are the callbacks provided to "lh_new()" when creating the LHASH tables
+ * internal to the "err_defaults" implementation. */
+
+static unsigned long get_error_values(int inc,int top,const char **file,int *line,
+ const char **data,int *flags);
+
+/* The internal functions used in the "err_defaults" implementation */
+
+static unsigned long err_string_data_hash(const ERR_STRING_DATA *a)
+ {
+ unsigned long ret,l;
+
+ l=a->error;
+ ret=l^ERR_GET_LIB(l)^ERR_GET_FUNC(l);
+ return(ret^ret%19*13);
+ }
+static IMPLEMENT_LHASH_HASH_FN(err_string_data, ERR_STRING_DATA)
+
+static int err_string_data_cmp(const ERR_STRING_DATA *a,
+ const ERR_STRING_DATA *b)
+ {
+ return (int)(a->error - b->error);
+ }
+static IMPLEMENT_LHASH_COMP_FN(err_string_data, ERR_STRING_DATA)
+
+static LHASH_OF(ERR_STRING_DATA) *int_err_get(int create)
+ {
+ LHASH_OF(ERR_STRING_DATA) *ret = NULL;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ if (!int_error_hash && create)
+ {
+ CRYPTO_push_info("int_err_get (err.c)");
+ int_error_hash = lh_ERR_STRING_DATA_new();
+ CRYPTO_pop_info();
+ }
+ if (int_error_hash)
+ ret = int_error_hash;
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+
+ return ret;
+ }
+
+static void int_err_del(void)
+ {
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ if (int_error_hash)
+ {
+ lh_ERR_STRING_DATA_free(int_error_hash);
+ int_error_hash = NULL;
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+ }
+
+static ERR_STRING_DATA *int_err_get_item(const ERR_STRING_DATA *d)
+ {
+ ERR_STRING_DATA *p;
+ LHASH_OF(ERR_STRING_DATA) *hash;
+
+ err_fns_check();
+ hash = ERRFN(err_get)(0);
+ if (!hash)
+ return NULL;
+
+ CRYPTO_r_lock(CRYPTO_LOCK_ERR);
+ p = lh_ERR_STRING_DATA_retrieve(hash, d);
+ CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
+
+ return p;
+ }
+
+static ERR_STRING_DATA *int_err_set_item(ERR_STRING_DATA *d)
+ {
+ ERR_STRING_DATA *p;
+ LHASH_OF(ERR_STRING_DATA) *hash;
+
+ err_fns_check();
+ hash = ERRFN(err_get)(1);
+ if (!hash)
+ return NULL;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ p = lh_ERR_STRING_DATA_insert(hash, d);
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+
+ return p;
+ }
+
+static ERR_STRING_DATA *int_err_del_item(ERR_STRING_DATA *d)
+ {
+ ERR_STRING_DATA *p;
+ LHASH_OF(ERR_STRING_DATA) *hash;
+
+ err_fns_check();
+ hash = ERRFN(err_get)(0);
+ if (!hash)
+ return NULL;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ p = lh_ERR_STRING_DATA_delete(hash, d);
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+
+ return p;
+ }
+
+static unsigned long err_state_hash(const ERR_STATE *a)
+ {
+ return CRYPTO_THREADID_hash(&a->tid) * 13;
+ }
+static IMPLEMENT_LHASH_HASH_FN(err_state, ERR_STATE)
+
+static int err_state_cmp(const ERR_STATE *a, const ERR_STATE *b)
+ {
+ return CRYPTO_THREADID_cmp(&a->tid, &b->tid);
+ }
+static IMPLEMENT_LHASH_COMP_FN(err_state, ERR_STATE)
+
+static LHASH_OF(ERR_STATE) *int_thread_get(int create)
+ {
+ LHASH_OF(ERR_STATE) *ret = NULL;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ if (!int_thread_hash && create)
+ {
+ CRYPTO_push_info("int_thread_get (err.c)");
+ int_thread_hash = lh_ERR_STATE_new();
+ CRYPTO_pop_info();
+ }
+ if (int_thread_hash)
+ {
+ int_thread_hash_references++;
+ ret = int_thread_hash;
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+ return ret;
+ }
+
+static void int_thread_release(LHASH_OF(ERR_STATE) **hash)
+ {
+ int i;
+
+ if (hash == NULL || *hash == NULL)
+ return;
+
+ i = CRYPTO_add(&int_thread_hash_references, -1, CRYPTO_LOCK_ERR);
+
+#ifdef REF_PRINT
+ fprintf(stderr,"%4d:%s\n",int_thread_hash_references,"ERR");
+#endif
+ if (i > 0) return;
+#ifdef REF_CHECK
+ if (i < 0)
+ {
+ fprintf(stderr,"int_thread_release, bad reference count\n");
+ abort(); /* ok */
+ }
+#endif
+ *hash = NULL;
+ }
+
+static ERR_STATE *int_thread_get_item(const ERR_STATE *d)
+ {
+ ERR_STATE *p;
+ LHASH_OF(ERR_STATE) *hash;
+
+ err_fns_check();
+ hash = ERRFN(thread_get)(0);
+ if (!hash)
+ return NULL;
+
+ CRYPTO_r_lock(CRYPTO_LOCK_ERR);
+ p = lh_ERR_STATE_retrieve(hash, d);
+ CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
+
+ ERRFN(thread_release)(&hash);
+ return p;
+ }
+
+static ERR_STATE *int_thread_set_item(ERR_STATE *d)
+ {
+ ERR_STATE *p;
+ LHASH_OF(ERR_STATE) *hash;
+
+ err_fns_check();
+ hash = ERRFN(thread_get)(1);
+ if (!hash)
+ return NULL;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ p = lh_ERR_STATE_insert(hash, d);
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+
+ ERRFN(thread_release)(&hash);
+ return p;
+ }
+
+static void int_thread_del_item(const ERR_STATE *d)
+ {
+ ERR_STATE *p;
+ LHASH_OF(ERR_STATE) *hash;
+
+ err_fns_check();
+ hash = ERRFN(thread_get)(0);
+ if (!hash)
+ return;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ p = lh_ERR_STATE_delete(hash, d);
+ /* make sure we don't leak memory */
+ if (int_thread_hash_references == 1
+ && int_thread_hash && lh_ERR_STATE_num_items(int_thread_hash) == 0)
+ {
+ lh_ERR_STATE_free(int_thread_hash);
+ int_thread_hash = NULL;
+ }
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+
+ ERRFN(thread_release)(&hash);
+ if (p)
+ ERR_STATE_free(p);
+ }
+
+static int int_err_get_next_lib(void)
+ {
+ int ret;
+
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ ret = int_err_library_number++;
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+
+ return ret;
+ }
+
+
+#ifndef OPENSSL_NO_ERR
+#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(void)
+ {
+ /* OPENSSL_malloc cannot be used here, use static storage instead */
+ static char strerror_tab[NUM_SYS_STR_REASONS][LEN_SYS_STR_REASON];
+ int i;
+ static int init = 1;
+
+ CRYPTO_r_lock(CRYPTO_LOCK_ERR);
+ if (!init)
+ {
+ CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
+ return;
+ }
+
+ CRYPTO_r_unlock(CRYPTO_LOCK_ERR);
+ CRYPTO_w_lock(CRYPTO_LOCK_ERR);
+ if (!init)
+ {
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+ return;
+ }
+
+ 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. */
+
+ init = 0;
+
+ CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+ }
+#endif
#define err_clear_data(p,i) \
do { \
@@ -143,6 +641,68 @@ static unsigned long get_error_values(int inc,int top,
(p)->err_line[i]= -1; \
} while(0)
+static void ERR_STATE_free(ERR_STATE *s)
+ {
+ int i;
+
+ if (s == NULL)
+ return;
+
+ for (i=0; i<ERR_NUM_ERRORS; i++)
+ {
+ err_clear_data(s,i);
+ }
+ OPENSSL_free(s);
+ }
+
+void ERR_load_ERR_strings(void)
+ {
+ err_fns_check();
+#ifndef OPENSSL_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
+ }
+
+static void err_load_strings(int lib, ERR_STRING_DATA *str)
+ {
+ while (str->error)
+ {
+ if (lib)
+ str->error|=ERR_PACK(lib,0,0);
+ ERRFN(err_set_item)(str);
+ str++;
+ }
+ }
+
+void ERR_load_strings(int lib, ERR_STRING_DATA *str)
+ {
+ ERR_load_ERR_strings();
+ err_load_strings(lib, str);
+ }
+
+void ERR_unload_strings(int lib, ERR_STRING_DATA *str)
+ {
+ while (str->error)
+ {
+ if (lib)
+ str->error|=ERR_PACK(lib,0,0);
+ ERRFN(err_del_item)(str);
+ str++;
+ }
+ }
+
+void ERR_free_strings(void)
+ {
+ err_fns_check();
+ ERRFN(err_del)();
+ }
+
+/********************************************************/
+
void ERR_put_error(int lib, int func, int reason, const char *file,
int line)
{
@@ -297,6 +857,196 @@ static unsigned long get_error_values(int inc, int top, const char **file, int *
return ret;
}
+void ERR_error_string_n(unsigned long e, char *buf, size_t len)
+ {
+ char lsbuf[64], fsbuf[64], rsbuf[64];
+ const char *ls,*fs,*rs;
+ unsigned long l,f,r;
+
+ l=ERR_GET_LIB(e);
+ f=ERR_GET_FUNC(e);
+ r=ERR_GET_REASON(e);
+
+ ls=ERR_lib_error_string(e);
+ fs=ERR_func_error_string(e);
+ rs=ERR_reason_error_string(e);
+
+ if (ls == NULL)
+ BIO_snprintf(lsbuf, sizeof(lsbuf), "lib(%lu)", l);
+ if (fs == NULL)
+ BIO_snprintf(fsbuf, sizeof(fsbuf), "func(%lu)", f);
+ if (rs == NULL)
+ 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, ret, 256);
+
+ return ret;
+ }
+
+LHASH_OF(ERR_STRING_DATA) *ERR_get_string_table(void)
+ {
+ err_fns_check();
+ return ERRFN(err_get)(0);
+ }
+
+LHASH_OF(ERR_STATE) *ERR_get_err_state_table(void)
+ {
+ err_fns_check();
+ return ERRFN(thread_get)(0);
+ }
+
+void ERR_release_err_state_table(LHASH_OF(ERR_STATE) **hash)
+ {
+ err_fns_check();
+ ERRFN(thread_release)(hash);
+ }
+
+const char *ERR_lib_error_string(unsigned long e)
+ {
+ ERR_STRING_DATA d,*p;
+ unsigned long l;
+
+ err_fns_check();
+ l=ERR_GET_LIB(e);
+ d.error=ERR_PACK(l,0,0);
+ p=ERRFN(err_get_item)(&d);
+ return((p == NULL)?NULL:p->string);
+ }
+
+const char *ERR_func_error_string(unsigned long e)
+ {
+ ERR_STRING_DATA d,*p;
+ unsigned long l,f;
+
+ err_fns_check();
+ l=ERR_GET_LIB(e);
+ f=ERR_GET_FUNC(e);
+ d.error=ERR_PACK(l,f,0);
+ p=ERRFN(err_get_item)(&d);
+ return((p == NULL)?NULL:p->string);
+ }
+
+const char *ERR_reason_error_string(unsigned long e)
+ {
+ ERR_STRING_DATA d,*p=NULL;
+ unsigned long l,r;
+
+ err_fns_check();
+ l=ERR_GET_LIB(e);
+ r=ERR_GET_REASON(e);
+ d.error=ERR_PACK(l,0,r);
+ p=ERRFN(err_get_item)(&d);
+ if (!p)
+ {
+ d.error=ERR_PACK(0,0,r);
+ p=ERRFN(err_get_item)(&d);
+ }
+ return((p == NULL)?NULL:p->string);
+ }
+
+void ERR_remove_thread_state(const CRYPTO_THREADID *id)
+ {
+ ERR_STATE tmp;
+
+ if (id)
+ CRYPTO_THREADID_cpy(&tmp.tid, id);
+ else
+ CRYPTO_THREADID_current(&tmp.tid);
+ err_fns_check();
+ /* thread_del_item automatically destroys the LHASH if the number of
+ * items reaches zero. */
+ ERRFN(thread_del_item)(&tmp);
+ }
+
+#ifndef OPENSSL_NO_DEPRECATED
+void ERR_remove_state(unsigned long pid)
+ {
+ ERR_remove_thread_state(NULL);
+ }
+#endif
+
+ERR_STATE *ERR_get_state(void)
+ {
+ static ERR_STATE fallback;
+ ERR_STATE *ret,tmp,*tmpp=NULL;
+ int i;
+ CRYPTO_THREADID tid;
+
+ err_fns_check();
+ CRYPTO_THREADID_current(&tid);
+ CRYPTO_THREADID_cpy(&tmp.tid, &tid);
+ ret=ERRFN(thread_get_item)(&tmp);
+
+ /* ret == the error state, if NULL, make a new one */
+ if (ret == NULL)
+ {
+ ret=(ERR_STATE *)OPENSSL_malloc(sizeof(ERR_STATE));
+ if (ret == NULL) return(&fallback);
+ CRYPTO_THREADID_cpy(&ret->tid, &tid);
+ ret->top=0;
+ ret->bottom=0;
+ for (i=0; i<ERR_NUM_ERRORS; i++)
+ {
+ ret->err_data[i]=NULL;
+ ret->err_data_flags[i]=0;
+ }
+ tmpp = ERRFN(thread_set_item)(ret);
+ /* To check if insertion failed, do a get. */
+ if (ERRFN(thread_get_item)(ret) != ret)
+ {
+ ERR_STATE_free(ret); /* could not insert it */
+ return(&fallback);
+ }
+ /* If a race occured in this function and we came second, tmpp
+ * is the first one that we just replaced. */
+ if (tmpp)
+ ERR_STATE_free(tmpp);
+ }
+ return ret;
+ }
+
+int ERR_get_next_error_library(void)
+ {
+ err_fns_check();
+ return ERRFN(get_next_lib)();
+ }
+
void ERR_set_error_data(char *data, int flags)
{
ERR_STATE *es;
@@ -383,34 +1133,3 @@ int ERR_pop_to_mark(void)
es->err_flags[es->top]&=~ERR_FLAG_MARK;
return 1;
}
-
-#ifdef OPENSSL_FIPS
-
-static ERR_STATE *fget_state(void)
- {
- static ERR_STATE fstate;
- return &fstate;
- }
-
-ERR_STATE *(*get_state_func)(void) = fget_state;
-void (*remove_state_func)(unsigned long pid);
-
-ERR_STATE *ERR_get_state(void)
- {
- return get_state_func();
- }
-
-void int_ERR_set_state_func(ERR_STATE *(*get_func)(void),
- void (*remove_func)(unsigned long pid))
- {
- get_state_func = get_func;
- remove_state_func = remove_func;
- }
-
-void ERR_remove_state(unsigned long pid)
- {
- if (remove_state_func)
- remove_state_func(pid);
- }
-
-#endif