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/*
* verror.h
*
* Simple error-handling interface for MyProxy API.
* Won't work with multi-threaded.
*/
#ifndef __VERROR_H
#define __VERROR_H
/*
* verror_prepend_string()
*
* Prepend a string to the current error string. Accepts the
* same arguments as sprintf().
*/
void verror_prepend_string(const char *format, ...);
/*
* verror_put_string()
*
* Add a string to the current error. Accepts the same argumnets
* as sprintf().
*/
void verror_put_string(const char *format, ...);
/*
* verror_put_errno()
*
* Associate an error number with the current error.
*/
void verror_put_errno(int error_number);
/*
* verror_put_value()
*
* Associate an arbitrary numeric value with the current error.
*/
void verror_put_value(int value);
/*
* verror_is_error()
*
* Is there an error currently set? Returns 1 if set, 0 otherwise.
*/
int verror_is_error();
/*
* verror_get_string()
*
* Return the string associated with the current error context.
*/
char *verror_get_string();
/*
* verror_get_errno()
*
* Return the error number associated with the current error.
*/
int verror_get_errno();
/*
* verror_strerror()
*
* Return a pointer to the error string associated with the current
* error number or a empty string if no error number is currently
* set. The string is statically allocated and should not be modified.
*/
char *verror_strerror();
/*
* verror_get_value()
*
* Return the numeric value associated with the current error.
*/
int verror_get_value();
/*
* verror_clear()
*
* Clear the current error state.
*/
void verror_clear();
/*
* verror_print_error()
*
* A helper function to print both the error string and the error
* number string.
*/
void verror_print_error(FILE *stream);
#endif /* __VERROR_H */
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