void ERR_put_error(int lib, int func, int reason, const char *file,
int line)
{
ERR_STATE *es;
#ifdef _OSD_POSIX
/* In the BS2000-OSD POSIX subsystem, the compiler generates
* path names in the form "*POSIX(/etc/passwd)".
* This dirty hack strips them to something sensible.
* @@@ We shouldn't modify a const string, though.
*/
if (strncmp(file,"*POSIX(", sizeof("*POSIX(")-1) == 0) {
char *end;
/* Skip the "*POSIX(" prefix */
file += sizeof("*POSIX(")-1;
end = &file[strlen(file)-1];
if (*end == ')')
*end = '\0';
/* Optional: use the basename of the path only. */
if ((end = strrchr(file, '/')) != NULL)
file = &end[1];
}
#endif
es=ERR_get_state();
es->top=(es->top+1)%ERR_NUM_ERRORS;
if (es->top == es->bottom)
es->bottom=(es->bottom+1)%ERR_NUM_ERRORS;
es->err_flags[es->top]=0;
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);
}
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);
}
/* err_set_error_data sets the data on the most recent error. The |flags|
* argument is a combination of the |ERR_FLAG_*| values. */
static void err_set_error_data(char *data, int flags) {
ERR_STATE *const state = err_get_state();
struct err_error_st *error;
if (state->top == state->bottom) {
return;
}
error = &state->errors[state->top];
err_clear_data(error);
error->data = data;
error->flags = flags;
}
void ERR_set_error_data(char *data, int flags)
{
ERR_STATE *es;
int i;
es=ERR_get_state();
i=es->top;
if (i == 0)
i=ERR_NUM_ERRORS-1;
err_clear_data(es,i);
es->err_data[i]=data;
es->err_data_flags[i]=flags;
}
void ERR_set_error_data(char *data, int flags)
{
ERR_STATE *es;
int i;
es = ERR_get_state();
if (es == NULL)
return;
i = es->top;
err_clear_data(es, i);
es->err_data[i] = data;
es->err_data_flags[i] = flags;
}
void ERR_clear_error(void)
{
int i;
ERR_STATE *es;
es=ERR_get_state();
for (i=0; i<ERR_NUM_ERRORS; i++)
{
es->err_buffer[i]=0;
err_clear_data(es,i);
es->err_file[i]=NULL;
es->err_line[i]= -1;
}
es->top=es->bottom=0;
}
void ERR_clear_error(void)
{
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;
}
static unsigned long get_error_values(int inc, int top, const char **file, int *line,
const char **data, int *flags)
{
int i=0;
ERR_STATE *es;
unsigned long ret;
es=ERR_get_state();
if (inc && top)
{
if (file) *file = "";
if (line) *line = 0;
if (data) *data = "";
if (flags) *flags = 0;
return ERR_R_INTERNAL_ERROR;
}
if (es->bottom == es->top) return 0;
if (top)
i=es->top; /* last error */
else
i=(es->bottom+1)%ERR_NUM_ERRORS; /* first error */
ret=es->err_buffer[i];
if (inc)
{
es->bottom=i;
es->err_buffer[i]=0;
}
if ((file != NULL) && (line != NULL))
{
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];
}
}
if (data == NULL)
{
if (inc)
{
err_clear_data(es, i);
}
}
else
{
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;
}
static unsigned long get_error_values(int inc, int top, const char **file,
int *line, const char **data,
int *flags)
{
int i = 0;
ERR_STATE *es;
unsigned long ret;
es = ERR_get_state();
if (es == NULL)
return 0;
if (inc && top) {
if (file)
*file = "";
if (line)
*line = 0;
if (data)
*data = "";
if (flags)
*flags = 0;
return ERR_R_INTERNAL_ERROR;
}
while (es->bottom != es->top) {
if (es->err_flags[es->top] & ERR_FLAG_CLEAR) {
err_clear(es, es->top);
es->top = es->top > 0 ? es->top - 1 : ERR_NUM_ERRORS - 1;
continue;
}
i = (es->bottom + 1) % ERR_NUM_ERRORS;
if (es->err_flags[i] & ERR_FLAG_CLEAR) {
es->bottom = i;
err_clear(es, es->bottom);
continue;
}
break;
}
if (es->bottom == es->top)
return 0;
if (top)
i = es->top; /* last error */
else
i = (es->bottom + 1) % ERR_NUM_ERRORS; /* first error */
ret = es->err_buffer[i];
if (inc) {
es->bottom = i;
es->err_buffer[i] = 0;
}
if (file != NULL && line != NULL) {
if (es->err_file[i] == NULL) {
*file = "NA";
*line = 0;
} else {
*file = es->err_file[i];
*line = es->err_line[i];
}
}
if (data == NULL) {
if (inc) {
err_clear_data(es, i);
}
} else {
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;
}
/* err_clear clears the given queued error. */
static void err_clear(struct err_error_st *error) {
err_clear_data(error);
memset(error, 0, sizeof(struct err_error_st));
}