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-rw-r--r--crypto/err/err.c238
1 files changed, 164 insertions, 74 deletions
diff --git a/crypto/err/err.c b/crypto/err/err.c
index 6eec77a154..a65192493a 100644
--- a/crypto/err/err.c
+++ b/crypto/err/err.c
@@ -1,5 +1,5 @@
/* crypto/err/err.c */
-/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
+/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
@@ -73,11 +73,16 @@ static unsigned long err_hash(ERR_STRING_DATA *a);
static int err_cmp(ERR_STRING_DATA *a, ERR_STRING_DATA *b);
static unsigned long pid_hash(ERR_STATE *pid);
static int pid_cmp(ERR_STATE *a,ERR_STATE *pid);
+static unsigned long get_error_values(int inc,char **file,int *line,
+ char **data,int *flags);
+static void ERR_STATE_free(ERR_STATE *s);
#else
static unsigned long err_hash();
static int err_cmp();
static unsigned long pid_hash();
static int pid_cmp();
+static void ERR_STATE_free();
+ERR_STATE *s;
#endif
#ifndef NO_ERR
@@ -147,6 +152,27 @@ static ERR_STRING_DATA ERR_str_reasons[]=
};
#endif
+#define err_clear_data(p,i) \
+ if (((p)->err_data[i] != NULL) && \
+ (p)->err_data_flags[i] & ERR_TXT_MALLOCED) \
+ { \
+ Free((p)->err_data[i]); \
+ (p)->err_data[i]=NULL; \
+ } \
+ (p)->err_data_flags[i]=0;
+
+static void ERR_STATE_free(s)
+ERR_STATE *s;
+ {
+ int i;
+
+ for (i=0; i<ERR_NUM_ERRORS; i++)
+ {
+ err_clear_data(s,i);
+ }
+ Free(s);
+ }
+
void ERR_load_ERR_strings()
{
static int init=1;
@@ -211,6 +237,8 @@ void ERR_free_strings()
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
}
+/********************************************************/
+
void ERR_put_error(lib,func,reason,file,line)
int lib,func,reason;
char *file;
@@ -226,117 +254,109 @@ int line;
es->err_buffer[es->top]=ERR_PACK(lib,func,reason);
es->err_file[es->top]=file;
es->err_line[es->top]=line;
+ err_clear_data(es,es->top);
}
void ERR_clear_error()
{
- int i;
ERR_STATE *es;
es=ERR_get_state();
+#if 0
+ /* hmm... is this needed */
for (i=0; i<ERR_NUM_ERRORS; i++)
{
es->err_buffer[i]=0;
es->err_file[i]=NULL;
es->err_line[i]= -1;
+ err_clear_data(es,i);
}
+#endif
es->top=es->bottom=0;
}
-unsigned long ERR_peek_error()
- {
- int i;
- ERR_STATE *es;
-
- /* should be fine since only one thread should ever be playing
- * with the value returned from this call */
- es=ERR_get_state();
-
- if (es->bottom == es->top) return(0);
- i=(es->bottom+1)%ERR_NUM_ERRORS;
-
-
- return(es->err_buffer[i]);
- }
unsigned long ERR_get_error()
- {
- int i;
- unsigned long ret;
- ERR_STATE *es;
+ { return(get_error_values(1,NULL,NULL,NULL,NULL)); }
- es=ERR_get_state();
-
- if (es->bottom == es->top) return(0);
- i=(es->bottom+1)%ERR_NUM_ERRORS;
- es->bottom=i;
- ret=es->err_buffer[i];
- es->err_buffer[i]=0;
+unsigned long ERR_get_error_line(file,line)
+char **file;
+int *line;
+ { return(get_error_values(1,file,line,NULL,NULL)); }
+unsigned long ERR_get_error_line_data(file,line,data,flags)
+char **file;
+int *line;
+char **data;
+int *flags;
+ { return(get_error_values(1,file,line,data,flags)); }
- return(ret);
- }
+unsigned long ERR_peek_error()
+ { return(get_error_values(0,NULL,NULL,NULL,NULL)); }
unsigned long ERR_peek_error_line(file,line)
char **file;
int *line;
- {
- int i=0;
- ERR_STATE *es;
-
- es=ERR_get_state();
-
- if (es->bottom == es->top)
- {
- return(0);
- }
-
- i=(es->bottom+1)%ERR_NUM_ERRORS;
- if (es->err_file[i] == NULL)
- {
- *file="NA";
- *line=0;
- }
- else
- {
- *file=es->err_file[i];
- *line=es->err_line[i];
- }
+ { return(get_error_values(0,file,line,NULL,NULL)); }
- return(es->err_buffer[i]);
- }
+unsigned long ERR_peek_error_line_data(file,line,data,flags)
+char **file;
+int *line;
+char **data;
+int *flags;
+ { return(get_error_values(0,file,line,data,flags)); }
-unsigned long ERR_get_error_line(file,line)
+static unsigned long get_error_values(inc,file,line,data,flags)
+int inc;
char **file;
int *line;
- {
- int i;
- unsigned long ret;
+char **data;
+int *flags;
+ {
+ int i=0;
ERR_STATE *es;
+ unsigned long ret;
es=ERR_get_state();
- if (es->bottom == es->top)
- return(0);
-
+ if (es->bottom == es->top) return(0);
i=(es->bottom+1)%ERR_NUM_ERRORS;
- es->bottom=i;
- ret= es->err_buffer[i];
- if (es->err_file[i] == NULL)
+
+ ret=es->err_buffer[i];
+ if (inc)
{
- *file="NA";
- *line=0;
+ es->bottom=i;
+ es->err_buffer[i]=0;
}
- else
+
+ if ((file != NULL) && (line != NULL))
{
- *file=es->err_file[i];
- *line=es->err_line[i];
+ if (es->err_file[i] == NULL)
+ {
+ *file="NA";
+ if (line != NULL) *line=0;
+ }
+ else
+ {
+ *file=es->err_file[i];
+ if (line != NULL) *line=es->err_line[i];
+ }
}
- es->err_buffer[i]=0;
- es->err_file[i]=NULL;
- es->err_line[i]= -1;
+ if (data != NULL)
+ {
+ if (es->err_data[i] == NULL)
+ {
+ *data="";
+ if (flags != NULL) *flags=0;
+ }
+ else
+ {
+ *data=es->err_data[i];
+ if (flags != NULL) *flags=es->err_data_flags[i];
+ }
+ }
return(ret);
}
@@ -498,14 +518,16 @@ unsigned long pid;
tmp.pid=pid;
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
p=(ERR_STATE *)lh_delete(thread_hash,(char *)&tmp);
- if (p != NULL) Free(p);
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
+
+ if (p != NULL) ERR_STATE_free(p);
}
ERR_STATE *ERR_get_state()
{
static ERR_STATE fallback;
ERR_STATE *ret=NULL,tmp,*tmpp;
+ int i;
unsigned long pid;
pid=(unsigned long)CRYPTO_thread_id();
@@ -539,12 +561,80 @@ ERR_STATE *ERR_get_state()
ret->pid=pid;
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;
+ }
CRYPTO_w_lock(CRYPTO_LOCK_ERR);
tmpp=(ERR_STATE *)lh_insert(thread_hash,(char *)ret);
CRYPTO_w_unlock(CRYPTO_LOCK_ERR);
if (tmpp != NULL) /* old entry - should not happen */
- Free(tmpp);
+ {
+ ERR_STATE_free(tmpp);
+ }
}
return(ret);
}
+int ERR_get_next_error_library()
+ {
+ static int value=ERR_LIB_USER;
+
+ return(value++);
+ }
+
+void ERR_set_error_data(data,flags)
+char *data;
+int flags;
+ {
+ ERR_STATE *es;
+ int i;
+
+ es=ERR_get_state();
+
+ i=es->top;
+ if (i == 0)
+ i=ERR_NUM_ERRORS-1;
+
+ es->err_data[i]=data;
+ es->err_data_flags[es->top]=flags;
+ }
+
+void ERR_add_error_data( VAR_PLIST(int , num))
+VAR_ALIST
+ {
+ VAR_BDEFN(args, int, num);
+ int i,n,s;
+ char *str,*p,*a;
+
+ s=64;
+ str=Malloc(s+1);
+ if (str == NULL) return;
+ str[0]='\0';
+
+ VAR_INIT(args,int,num);
+ n=0;
+ for (i=0; i<num; i++)
+ {
+ VAR_ARG(args,char *,a);
+ n+=strlen(a);
+ if (n > s)
+ {
+ s=n+20;
+ p=Realloc(str,s+1);
+ if (p == NULL)
+ {
+ Free(str);
+ return;
+ }
+ else
+ str=p;
+ }
+ strcat(str,a);
+ }
+ ERR_set_error_data(str,ERR_TXT_MALLOCED|ERR_TXT_STRING);
+
+ VAR_END( args );
+ }
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-21 20:10:19 +0000