remove extern variables and use error queue instead

This commit is contained in:
Jacob Barthelmeh
2017-02-07 17:16:22 -07:00
parent 53bebb4785
commit 993a604124
2 changed files with 6 additions and 27 deletions

View File

@@ -44,13 +44,9 @@
#if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE) #if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
static wolfSSL_Mutex debug_mutex; /* mutex for access to debug structure */ static wolfSSL_Mutex debug_mutex; /* mutex for access to debug structure */
/* accessing any of these global variables should be wrapped in a lock of /* accessing any node from the queue should be wrapped in a lock of
* debug_mutex */ * debug_mutex */
volatile char wc_last_error_file[WOLFSSL_MAX_ERROR_SZ]; static void* wc_error_heap;
volatile unsigned long wc_last_error_line;
volatile unsigned long wc_last_error;
volatile void* wc_error_heap;
struct wc_error_queue { struct wc_error_queue {
void* heap; /* the heap hint used with nodes creation */ void* heap; /* the heap hint used with nodes creation */
struct wc_error_queue* next; struct wc_error_queue* next;
@@ -245,16 +241,12 @@ void WOLFSSL_ERROR(int error)
} }
else { else {
if (error < 0) error = error - (2*error); /*get absolute value*/ if (error < 0) error = error - (2*error); /*get absolute value*/
wc_last_error = (unsigned long)error;
wc_last_error_line = (unsigned long)line;
XMEMSET((char*)wc_last_error_file, 0, sizeof(wc_last_error_file));
if (XSTRLEN(file) < sizeof(wc_last_error_file)) {
XSTRNCPY((char*)wc_last_error_file, file, XSTRLEN(file));
}
sprintf(buffer, "wolfSSL error occurred, error = %d line:%d file:%s", sprintf(buffer, "wolfSSL error occurred, error = %d line:%d file:%s",
error, line, file); error, line, file);
if (wc_AddErrorNode(error, line, buffer, (char*)file) != 0) { if (wc_AddErrorNode(error, line, buffer, (char*)file) != 0) {
WOLFSSL_MSG("Error creating logging node"); WOLFSSL_MSG("Error creating logging node");
/* with void function there is no return here, continue on
* to unlock mutex and log what buffer was created. */
} }
wc_UnLockMutex(&debug_mutex); wc_UnLockMutex(&debug_mutex);
@@ -276,11 +268,7 @@ int wc_LoggingInit(void)
WOLFSSL_MSG("Bad Init Mutex"); WOLFSSL_MSG("Bad Init Mutex");
return BAD_MUTEX_E; return BAD_MUTEX_E;
} }
XMEMSET((char*)wc_last_error_file, 0, sizeof(wc_last_error_file));
wc_last_error_line = 0;
wc_last_error = 0;
wc_errors = NULL; wc_errors = NULL;
wc_error_heap = NULL;
wc_last_node = NULL; wc_last_node = NULL;
return 0; return 0;
@@ -381,7 +369,7 @@ int wc_PeekErrorNode(int index, const char **file, const char **reason,
/* create new error node and add it to the queue /* create new error node and add it to the queue
* buffers are assumed to be of size WOLFSSL_MAX_ERROR_SZ for this internal * buffers are assumed to be of size WOLFSSL_MAX_ERROR_SZ for this internal
* function */ * function. debug_mutex should be locked before a call to this function. */
int wc_AddErrorNode(int error, int line, char* buf, char* file) int wc_AddErrorNode(int error, int line, char* buf, char* file)
{ {
@@ -397,7 +385,7 @@ int wc_AddErrorNode(int error, int line, char* buf, char* file)
int sz; int sz;
XMEMSET(err, 0, sizeof(struct wc_error_queue)); XMEMSET(err, 0, sizeof(struct wc_error_queue));
err->heap = (void*)wc_error_heap; err->heap = wc_error_heap;
sz = (int)XSTRLEN(buf); sz = (int)XSTRLEN(buf);
if (sz > WOLFSSL_MAX_ERROR_SZ - 1) { if (sz > WOLFSSL_MAX_ERROR_SZ - 1) {
sz = WOLFSSL_MAX_ERROR_SZ - 1; sz = WOLFSSL_MAX_ERROR_SZ - 1;

View File

@@ -47,15 +47,6 @@ typedef void (*wolfSSL_Logging_cb)(const int logLevel,
WOLFSSL_API int wolfSSL_SetLoggingCb(wolfSSL_Logging_cb log_function); WOLFSSL_API int wolfSSL_SetLoggingCb(wolfSSL_Logging_cb log_function);
#if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE) #if defined(OPENSSL_EXTRA) || defined(DEBUG_WOLFSSL_VERBOSE)
typedef struct wc_error_queue wc_error_queue;
/* make these variables global and declare them in logging.c */
extern volatile char wc_last_error_file[80];
extern volatile unsigned long wc_last_error_line;
extern volatile unsigned long wc_last_error;
extern volatile void* wc_error_heap;
extern volatile wc_error_queue* wc_errors;
WOLFSSL_LOCAL int wc_LoggingInit(void); WOLFSSL_LOCAL int wc_LoggingInit(void);
WOLFSSL_LOCAL int wc_LoggingCleanup(void); WOLFSSL_LOCAL int wc_LoggingCleanup(void);
WOLFSSL_LOCAL int wc_AddErrorNode(int error, int line, char* buf, WOLFSSL_LOCAL int wc_AddErrorNode(int error, int line, char* buf,