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Improve error messages for bytea decoding failures. 

Craig Ringer
This commit is contained in:
Robert Haas 2014-07-09 11:04:45 -04:00
parent 8522f21400
commit f73474382c
1 changed files with 4 additions and 3 deletions
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7
src/backend/utils/adt/encode.c
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@ -292,7 +292,7 @@ b64_decode(const char *src, unsigned len, char *dst)
else else
ereport(ERROR, ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE), (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("unexpected \"=\""))); errmsg("unexpected \"=\" while decoding base64 sequence")));
} }
b = 0; b = 0;
} }
@ -304,7 +304,7 @@ b64_decode(const char *src, unsigned len, char *dst)
if (b < 0) if (b < 0)
ereport(ERROR, ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE), (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("invalid symbol"))); errmsg("invalid symbol '%c' while decoding base64 sequence", (int) c)));
} }
/* add it to buffer */ /* add it to buffer */
buf = (buf << 6) + b; buf = (buf << 6) + b;
@ -324,7 +324,8 @@ b64_decode(const char *src, unsigned len, char *dst)
if (pos != 0) if (pos != 0)
ereport(ERROR, ereport(ERROR,
(errcode(ERRCODE_INVALID_PARAMETER_VALUE), (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("invalid end sequence"))); errmsg("invalid base64 end sequence"),
errhint("input data is missing padding, truncated, or otherwise corrupted")));
return p - dst; return p - dst;
} }