#ifndef FRSH_ERROR_H_
#define FRSH_ERROR_H_
+/**
+ * @file frsh_error.h
+ **/
+
/**
* addtogroup core
*
**/
/* Error codes */
+#define FRSH_NO_ERROR 0
+
#define FRSH_ERR_BASE_VALUE 0x02004000
#define FRSH_ERR_TOO_MANY_TASKS 0x02004001
#define FRSH_ERR_SCHED_POLICY_NOT_COMPATIBLE 0x02004016
#define FRSH_ERR_VRES_WORKLOAD_NOT_COMPATIBLE 0x02004017
#define FRSH_ERR_ALREADY_BOUND 0x02004018
-#define FRSH_ERR_WRONG_NETWORK 0x02004019
+#define FRSH_ERR_RESOURCE_ID_INVALID 0x02004019
#define FRSH_ERR_TOO_LARGE 0x0200401A
#define FRSH_ERR_BUFFER_FULL 0x0200401B
#define FRSH_ERR_NO_SPACE 0x0200401C
#define FRSH_ERR_NO_MESSAGES 0x0200401D
#define FRSH_WRN_MODULE_NOT_SUPPORTED 0x0200401E
-#define FRSH_ERR_SYSTEM_NOT_INITIALIZED 0x0200401F
+#define FRSH_ERR_NOT_INITIALIZED 0x0200401F
#define FRSH_ERR_TOO_MANY_SHARED_OBJS 0x02004020
-#define FRSH_ERR_CONTRACT_ID_ALREADY_EXISTS 0x02004021
+#define FRSH_ERR_CONTRACT_LABEL_ALREADY_EXISTS 0x02004021
#define FRSH_ERR_BUDGET_EXPIRED 0x02004022
#define FRSH_ERR_SHARED_OBJECT_NOT_PROTECTED 0x02004023
+#define FRSH_ERR_NOT_IMPLEMENTED 0x02004024
+#define FRSH_ERR_CONTRACT_TYPE_NOT_COMPATIBLE 0x02004025
+#define FRSH_ERR_CAPACITY_NOT_DECREASING 0x02004026
+#define FRSH_ERR_CONTRACT_LABEL_UNKNOWN 0x02004027
+
+#define FRSH_ERR_LAST_VALUE 0x02004028
+
+#define ERROR(nn,ss) do {if(nn>FRSH_ERR_BASE_VALUE) my_frsh_strerror(nn, ss); else perror(ss); exit (nn);} while (0)
+
-#define FRSH_ERR_LAST_VALUE 0x02004024
-#define ERROR(nn, ss) {if(errno==0) errno=(nn); perror(ss); exit (nn);}
int frsh_strerror (int error, char *message, size_t size);
+void my_frsh_strerror(int error, char *sss);
+
+
+/**
+ * This str_helper is needed to ensure argument expansion,
+ * see http://www.iar.com/p180591/p180591_eng.php
+ **/
+#define STR_HELPER(x) #x
+
+/**
+ * PERROR_FRESCOR
+ *
+ * This macro checks the given error number and composes a messages accordingly.
+ *
+ * @param nn Error number
+ * @param ss Error string (to be appended to FRSH or system error string)
+ **/
+#define PERROR_FRESCOR(_nn_,_ss_) do { \
+ \
+ char error_string[1024]; \
+ \
+ sprintf(error_string, "File: %s, in function %s at line %d, error %d: %s\n", __FILE__, __FUNCTION__, __LINE__, (_nn_), _ss_); \
+ \
+ if( (_nn_)>FRSH_ERR_BASE_VALUE ) { \
+ my_frsh_strerror( (_nn_), error_string); \
+ } else { \
+ perror(error_string); \
+ } \
+} while(0)
+
+
+
+/**
+ * PERROR_AND_RETURN
+ *
+ * Macro that displays an error code and message and then returns from
+ * the current function
+ *
+ * @param nn Error number
+ * @param ss Error string (to be appended to FRSH or system error string)
+ **/
+#define PERROR_AND_RETURN(nn,ss) do { \
+ PERROR_FRESCOR(nn, ss); \
+ return (nn); \
+ } while (0)
+
+
+
+
+/**
+ * PERROR_AND_EXIT
+ *
+ * Macro that displays an error code and message and then aborts the
+ * program.
+ *
+ * @param nn Error number
+ * @param ss Error string (to be appended to FRSH or system error string)
+ **/
+#define PERROR_AND_EXIT(nn,ss) do { \
+ PERROR_FRESCOR(nn,ss); \
+ exit(nn); \
+ } while (0)
+
+
+/**
+ * PRW: Perror and Return Wrapper
+ *
+ * Function that calls funccall and checks the result != 0.
+ * In case of error it displays the error code with the function call
+ * as extra error string and returns from the function.
+ *
+ * terror (int) needs to be visible in the point of call.
+ *
+ * @param funccall Code to execute that should return 0 in a non error
+ * case.
+ **/
+#define PRW(funccall) do { \
+ if ( (terror = funccall ) != 0) \
+ { \
+ PERROR_AND_RETURN( terror, STR_HELPER(funccall) ); \
+ } \
+} while(0)
+
+
+
+/**
+ * PXW: Perror and eXit Wrapper
+ *
+ * Function that calls funccall and checks the result != 0.
+ * In case of error it displays the error code with the function call
+ * as extra error string and ABORTS the program.
+ *
+ * terror (int) needs to be visible in the point of call.
+ *
+ * @param funccall Code to execute that should return 0 in a non error
+ * case.
+ **/
+#define PXW(funccall) do { \
+ if ( (terror = funccall ) != 0) \
+ { \
+ PERROR_AND_EXIT( terror, STR_HELPER(funccall) ); \
+ } \
+} while(0)
+
+
+
+/**
+ * PERROR_KERN_AND_EXIT
+ *
+ * Function that displays an error code and message and then aborts the
+ * program.
+ *
+ * @param nn Error number
+ * @param ss Error string (to be appended to FRSH or system error string)
+ **/
+#define PERROR_KERN_AND_EXIT(nn, ss) do { \
+ errno = errno ? errno : (nn); \
+ kern_printf(ss); \
+ exit(nn); \
+ } while (0)
+
+
+
/*}*/