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/* Copyright 2010-2013 NORDUnet A/S. All rights reserved.
See LICENSE for licensing information. */
#if defined HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <radsec/radsec.h>
#include <radsec/radsec-impl.h>
static const char *_errtxt[] = {
"SUCCESS", /* 0 RSE_OK */
"out of memory", /* 1 RSE_NOMEM */
"not yet implemented", /* 2 RSE_NOSYS */
"invalid handle", /* 3 RSE_INVALID_CTX */
"invalid connection", /* 4 RSE_INVALID_CONN */
"connection type mismatch", /* 5 RSE_CONN_TYPE_MISMATCH */
"FreeRadius error", /* 6 RSE_FR */
"bad hostname or port", /* 7 RSE_BADADDR */
"no peer configured", /* 8 RSE_NOPEER */
"libevent error", /* 9 RSE_EVENT */
"socket error", /* 10 RSE_SOCKERR */
"invalid configuration file", /* 11 RSE_CONFIG */
"authentication failed", /* 12 RSE_BADAUTH */
"internal error", /* 13 RSE_INTERNAL */
"SSL error", /* 14 RSE_SSLERR */
"invalid packet", /* 15 RSE_INVALID_PKT */
"connect timeout", /* 16 RSE_TIMEOUT_CONN */
"invalid argument", /* 17 RSE_INVAL */
"I/O timeout", /* 18 RSE_TIMEOUT_IO */
"timeout", /* 19 RSE_TIMEOUT */
"peer disconnected", /* 20 RSE_DISCO */
"resource is in use", /* 21 RSE_INUSE */
"packet is too small", /* 22 RSE_PACKET_TOO_SMALL */
"packet is too large", /* 23 RSE_PACKET_TOO_LARGE */
"attribute overflows packet", /* 24 RSE_ATTR_OVERFLOW */
"attribute is too small", /* 25 RSE_ATTR_TOO_SMALL */
"attribute is too large", /* 26 RSE_ATTR_TOO_LARGE */
"unknown attribute", /* 27 RSE_ATTR_UNKNOWN */
"invalid name for attribute", /* 28 RSE_ATTR_BAD_NAME */
"invalid value for attribute", /* 29 RSE_ATTR_VALUE_MALFORMED */
"invalid attribute", /* 30 RSE_ATTR_INVALID */
"too many attributes in the packet", /* 31 RSE_TOO_MANY_ATTRS */
"attribute type unknown", /* 32 RSE_ATTR_TYPE_UNKNOWN */
"invalid message authenticator", /* 33 RSE_MSG_AUTH_LEN */
"incorrect message authenticator", /* 34 RSE_MSG_AUTH_WRONG */
"request is required", /* 35 RSE_REQUEST_REQUIRED */
"invalid request code", /* 36 RSE_REQUEST_CODE_INVALID */
"incorrect request authenticator", /* 37 RSE_AUTH_VECTOR_WRONG */
"response code is unsupported", /* 38 RSE_INVALID_RESPONSE_CODE */
"response ID is invalid", /* 39 RSE_INVALID_RESPONSE_ID */
"response from the wrong source address", /* 40 RSE_INVALID_RESPONSE_SRC */
"no packet data", /* 41 RSE_NO_PACKET_DATA */
"vendor is unknown", /* 42 RSE_VENDOR_UNKNOWN */
"invalid credentials", /* 43 RSE_CRED */
"certificate validation error", /* 44 RSE_CERT */
};
#define ERRTXT_SIZE (sizeof(_errtxt) / sizeof(*_errtxt))
static struct rs_error *
_err_vcreate (unsigned int code, const char *file, int line, const char *fmt,
va_list args)
{
struct rs_error *err = NULL;
err = malloc (sizeof(struct rs_error));
if (err)
{
int n;
memset (err, 0, sizeof(struct rs_error));
err->code = code;
if (fmt)
n = vsnprintf (err->buf, sizeof(err->buf), fmt, args);
else
{
strncpy (err->buf,
err->code < ERRTXT_SIZE ? _errtxt[err->code] : "",
sizeof(err->buf));
n = strlen (err->buf);
}
if (n >= 0 && file)
{
char *sep = strrchr (file, '/');
if (sep)
file = sep + 1;
snprintf (err->buf + n, sizeof(err->buf) - n, " (%s:%d)", file,
line);
}
}
return err;
}
struct rs_error *
err_create (unsigned int code,
const char *file,
int line,
const char *fmt,
...)
{
struct rs_error *err = NULL;
va_list args;
va_start (args, fmt);
err = _err_vcreate (code, file, line, fmt, args);
va_end (args);
return err;
}
static int
_ctx_err_vpush_fl (struct rs_context *ctx, int code, const char *file,
int line, const char *fmt, va_list args)
{
struct rs_error *err = _err_vcreate (code, file, line, fmt, args);
if (!err)
return RSE_NOMEM;
/* TODO: Implement a stack. */
if (ctx->err)
rs_err_free (ctx->err);
ctx->err = err;
return err->code;
}
int
rs_err_ctx_push (struct rs_context *ctx, int code, const char *fmt, ...)
{
int r = 0;
va_list args;
va_start (args, fmt);
r = _ctx_err_vpush_fl (ctx, code, NULL, 0, fmt, args);
va_end (args);
return r;
}
int
rs_err_ctx_push_fl (struct rs_context *ctx, int code, const char *file,
int line, const char *fmt, ...)
{
int r = 0;
va_list args;
va_start (args, fmt);
r = _ctx_err_vpush_fl (ctx, code, file, line, fmt, args);
va_end (args);
return r;
}
int
err_conn_push_err (struct rs_connection *conn, struct rs_error *err)
{
assert (conn);
assert (err);
if (conn->err)
rs_err_free (conn->err);
conn->err = err; /* FIXME: use a stack */
return err->code;
}
static int
_conn_err_vpush_fl (struct rs_connection *conn, int code, const char *file,
int line, const char *fmt, va_list args)
{
struct rs_error *err = _err_vcreate (code, file, line, fmt, args);
if (!err)
return RSE_NOMEM;
return err_conn_push_err (conn, err);
}
int
rs_err_conn_push (struct rs_connection *conn, int code, const char *fmt, ...)
{
int r = 0;
va_list args;
va_start (args, fmt);
r = _conn_err_vpush_fl (conn, code, NULL, 0, fmt, args);
va_end (args);
return r;
}
int
rs_err_conn_push_fl (struct rs_connection *conn, int code, const char *file,
int line, const char *fmt, ...)
{
int r = 0;
va_list args;
va_start (args, fmt);
r = _conn_err_vpush_fl (conn, code, file, line, fmt, args);
va_end (args);
return r;
}
struct rs_error *
rs_err_ctx_pop (struct rs_context *ctx)
{
struct rs_error *err;
if (!ctx)
return NULL; /* FIXME: RSE_INVALID_CTX. */
err = ctx->err;
ctx->err = NULL;
return err;
}
struct rs_error *
rs_err_conn_pop (struct rs_connection *conn)
{
struct rs_error *err;
if (!conn)
return NULL; /* FIXME: RSE_INVALID_CONN */
err = conn->err;
conn->err = NULL;
return err;
}
int
rs_err_conn_peek_code (struct rs_connection *conn)
{
if (!conn)
return -1; /* FIXME: RSE_INVALID_CONN */
if (conn->err)
return conn->err->code;
return RSE_OK;
}
void
rs_err_free (struct rs_error *err)
{
assert (err);
free (err);
}
char *
rs_err_msg (struct rs_error *err)
{
if (!err)
return NULL;
return err->buf;
}
int
rs_err_code (struct rs_error *err, int dofree_flag)
{
int code;
if (!err)
return -1;
code = err->code;
if (dofree_flag)
rs_err_free (err);
return code;
}
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