PARA_ERROR(EMPTY, "file is empty"), \
PARA_ERROR(ENCRYPT, "encrypt error"), \
PARA_ERROR(EOF, "end of file"), \
+ PARA_ERROR(EOP, "end of playlist"), \
PARA_ERROR(FEC_BAD_IDX, "invalid index vector"), \
PARA_ERROR(FECDEC_EOF, "received eof packet"), \
PARA_ERROR(FECDEC_OVERRUN, "fecdec output buffer overrun"), \
enum para_error_codes {PARA_ERRORS};
#undef PARA_ERROR
#define PARA_ERROR(err, msg) msg
-/** Array of error strings. */
+/** All .c files need the declararation of the array of error strings. */
extern const char * const para_errlist[];
+/** Exactly one .c file per executable must define the array. */
#define DEFINE_PARA_ERRLIST const char * const para_errlist[] = {PARA_ERRORS}
/**
*/
#define SYSTEM_ERROR_BIT 30
-/**
- * Like the SYSTEM_ERROR_BIT, but indicates an error from the osl library.
- */
+/** Like SYSTEM_ERROR_BIT, but for errors from the osl library. */
#define OSL_ERROR_BIT 29
+/** Like SYSTEM_ERROR_BIT, but for errors from the lopsub library. */
#define LLS_ERROR_BIT 28
/** Check whether the system error bit is set. */
*/
_static_inline_ const char *para_strerror(int num)
{
+ unsigned idx = num & ~((1U << OSL_ERROR_BIT) | (1U << LLS_ERROR_BIT)
+ | (1U << SYSTEM_ERROR_BIT));
assert(num > 0);
if (IS_OSL_ERROR(num)) {
assert(weak_osl_strerror);
- return weak_osl_strerror(num & ~(1U << OSL_ERROR_BIT));
+ return weak_osl_strerror(idx);
}
if (IS_LLS_ERROR(num)) {
assert(weak_lls_strerror);
- return weak_lls_strerror(num & ~(1U << LLS_ERROR_BIT));
+ return weak_lls_strerror(idx);
}
if (IS_SYSTEM_ERROR(num))
- return strerror(num & ~(1U << SYSTEM_ERROR_BIT));
- return para_errlist[num];
+ return strerror(idx);
+ return para_errlist[idx];
}
/**