/*
- * QError: QEMU Error data-type.
+ * QError Module
*
* Copyright (C) 2009 Red Hat Inc.
*
* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
* See the COPYING.LIB file in the top-level directory.
*/
+
+#include "monitor.h"
#include "qjson.h"
#include "qerror.h"
-#include "qstring.h"
#include "qemu-common.h"
-#include "qemu-error.h"
static void qerror_destroy_obj(QObject *obj);
* for example:
*
* "running out of foo: %(foo)%%"
+ *
+ * Please keep the entries in alphabetical order.
+ * Use "sed -n '/^static.*qerror_table\[\]/,/^};/s/QERR_/&/gp' qerror.c | sort -c"
+ * to check.
*/
static const QErrorStringTable qerror_table[] = {
+ {
+ .error_fmt = QERR_BAD_BUS_FOR_DEVICE,
+ .desc = "Device '%(device)' can't go on a %(bad_bus_type) bus",
+ },
{
.error_fmt = QERR_BUS_NOT_FOUND,
.desc = "Bus '%(bus)' not found",
},
+ {
+ .error_fmt = QERR_BUS_NO_HOTPLUG,
+ .desc = "Bus '%(bus)' does not support hotplugging",
+ },
{
.error_fmt = QERR_COMMAND_NOT_FOUND,
.desc = "The command %(name) has not been found",
.error_fmt = QERR_DEVICE_ENCRYPTED,
.desc = "Device '%(device)' is encrypted",
},
+ {
+ .error_fmt = QERR_DEVICE_INIT_FAILED,
+ .desc = "Device '%(device)' could not be initialized",
+ },
+ {
+ .error_fmt = QERR_DEVICE_IN_USE,
+ .desc = "Device '%(device)' is in use",
+ },
{
.error_fmt = QERR_DEVICE_LOCKED,
.desc = "Device '%(device)' is locked",
},
+ {
+ .error_fmt = QERR_DEVICE_MULTIPLE_BUSSES,
+ .desc = "Device '%(device)' has multiple child busses",
+ },
{
.error_fmt = QERR_DEVICE_NOT_ACTIVE,
- .desc = "Device '%(device)' has not been activated by the guest",
+ .desc = "Device '%(device)' has not been activated",
+ },
+ {
+ .error_fmt = QERR_DEVICE_NOT_ENCRYPTED,
+ .desc = "Device '%(device)' is not encrypted",
},
{
.error_fmt = QERR_DEVICE_NOT_FOUND,
.error_fmt = QERR_DEVICE_NOT_REMOVABLE,
.desc = "Device '%(device)' is not removable",
},
+ {
+ .error_fmt = QERR_DEVICE_NO_BUS,
+ .desc = "Device '%(device)' has no child bus",
+ },
+ {
+ .error_fmt = QERR_DEVICE_NO_HOTPLUG,
+ .desc = "Device '%(device)' does not support hotplugging",
+ },
+ {
+ .error_fmt = QERR_DUPLICATE_ID,
+ .desc = "Duplicate ID '%(id)' for %(object)",
+ },
{
.error_fmt = QERR_FD_NOT_FOUND,
.desc = "File descriptor named '%(name)' not found",
.error_fmt = QERR_INVALID_PARAMETER_TYPE,
.desc = "Invalid parameter type, expected: %(expected)",
},
+ {
+ .error_fmt = QERR_INVALID_PARAMETER_VALUE,
+ .desc = "Parameter '%(name)' expects %(expected)",
+ },
{
.error_fmt = QERR_INVALID_PASSWORD,
.desc = "Password incorrect",
.error_fmt = QERR_JSON_PARSING,
.desc = "Invalid JSON syntax",
},
+ {
+ .error_fmt = QERR_JSON_PARSE_ERROR,
+ .desc = "JSON parse error, %(message)",
+
+ },
{
.error_fmt = QERR_KVM_MISSING_CAP,
.desc = "Using KVM without %(capability), %(feature) unavailable",
},
+ {
+ .error_fmt = QERR_MIGRATION_EXPECTED,
+ .desc = "An incoming migration is expected before this command can be executed",
+ },
{
.error_fmt = QERR_MISSING_PARAMETER,
.desc = "Parameter '%(name)' is missing",
},
+ {
+ .error_fmt = QERR_NO_BUS_FOR_DEVICE,
+ .desc = "No '%(bus)' bus found for device '%(device)'",
+ },
{
.error_fmt = QERR_OPEN_FILE_FAILED,
.desc = "Could not open '%(filename)'",
},
{
.error_fmt = QERR_QMP_BAD_INPUT_OBJECT,
- .desc = "Bad QMP input object",
+ .desc = "Expected '%(expected)' in QMP input",
+ },
+ {
+ .error_fmt = QERR_QMP_BAD_INPUT_OBJECT_MEMBER,
+ .desc = "QMP input object member '%(member)' expects '%(expected)'",
+ },
+ {
+ .error_fmt = QERR_QMP_EXTRA_MEMBER,
+ .desc = "QMP input object member '%(member)' is unexpected",
},
{
.error_fmt = QERR_SET_PASSWD_FAILED,
.error_fmt = QERR_UNDEFINED_ERROR,
.desc = "An undefined error has ocurred",
},
+ {
+ .error_fmt = QERR_UNSUPPORTED,
+ .desc = "this feature or command is not currently supported",
+ },
+ {
+ .error_fmt = QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
+ .desc = "'%(device)' uses a %(format) feature which is not "
+ "supported by this qemu version: %(feature)",
+ },
{
.error_fmt = QERR_VNC_SERVER_FAILED,
.desc = "Could not start VNC server on %(target)",
},
+ {
+ .error_fmt = QERR_QGA_LOGGING_FAILED,
+ .desc = "Guest agent failed to log non-optional log statement",
+ },
+ {
+ .error_fmt = QERR_QGA_COMMAND_FAILED,
+ .desc = "Guest agent command failed, error was '%(message)'",
+ },
{}
};
return qerr;
}
-static void qerror_abort(const QError *qerr, const char *fmt, ...)
+static void GCC_FMT_ATTR(2, 3) qerror_abort(const QError *qerr,
+ const char *fmt, ...)
{
va_list ap;
abort();
}
-static void qerror_set_data(QError *qerr, const char *fmt, va_list *va)
+static void GCC_FMT_ATTR(2, 0) qerror_set_data(QError *qerr,
+ const char *fmt, va_list *va)
{
QObject *obj;
return qerr;
}
-static void parse_error(const QError *qerror, int c)
+static void parse_error(const QErrorStringTable *entry, int c)
{
- qerror_abort(qerror, "expected '%c' in '%s'", c, qerror->entry->desc);
+ fprintf(stderr, "expected '%c' in '%s'", c, entry->desc);
+ abort();
}
-static const char *append_field(QString *outstr, const QError *qerror,
+static const char *append_field(QDict *error, QString *outstr,
+ const QErrorStringTable *entry,
const char *start)
{
QObject *obj;
const char *end, *key;
if (*start != '%')
- parse_error(qerror, '%');
+ parse_error(entry, '%');
start++;
if (*start != '(')
- parse_error(qerror, '(');
+ parse_error(entry, '(');
start++;
end = strchr(start, ')');
if (!end)
- parse_error(qerror, ')');
+ parse_error(entry, ')');
key_qs = qstring_from_substr(start, 0, end - start - 1);
key = qstring_get_str(key_qs);
- qdict = qobject_to_qdict(qdict_get(qerror->error, "data"));
+ qdict = qobject_to_qdict(qdict_get(error, "data"));
obj = qdict_get(qdict, key);
if (!obj) {
- qerror_abort(qerror, "key '%s' not found in QDict", key);
+ abort();
}
switch (qobject_type(obj)) {
qstring_append_int(outstr, qdict_get_int(qdict, key));
break;
default:
- qerror_abort(qerror, "invalid type '%c'", qobject_type(obj));
+ abort();
}
QDECREF(key_qs);
return ++end;
}
-/**
- * qerror_human(): Format QError data into human-readable string.
- *
- * Formats according to member 'desc' of the specified QError object.
- */
-QString *qerror_human(const QError *qerror)
+static QString *qerror_format_desc(QDict *error,
+ const QErrorStringTable *entry)
{
- const char *p;
QString *qstring;
+ const char *p;
- assert(qerror->entry != NULL);
+ assert(entry != NULL);
qstring = qstring_new();
- for (p = qerror->entry->desc; *p != '\0';) {
+ for (p = entry->desc; *p != '\0';) {
if (*p != '%') {
qstring_append_chr(qstring, *p++);
} else if (*(p + 1) == '%') {
qstring_append_chr(qstring, '%');
p += 2;
} else {
- p = append_field(qstring, qerror, p);
+ p = append_field(error, qstring, entry, p);
}
}
return qstring;
}
+QString *qerror_format(const char *fmt, QDict *error)
+{
+ const QErrorStringTable *entry = NULL;
+ int i;
+
+ for (i = 0; qerror_table[i].error_fmt; i++) {
+ if (strcmp(qerror_table[i].error_fmt, fmt) == 0) {
+ entry = &qerror_table[i];
+ break;
+ }
+ }
+
+ return qerror_format_desc(error, entry);
+}
+
+/**
+ * qerror_human(): Format QError data into human-readable string.
+ */
+QString *qerror_human(const QError *qerror)
+{
+ return qerror_format_desc(qerror->error, qerror->entry);
+}
+
/**
* qerror_print(): Print QError data
*
QDECREF(qstring);
}
+void qerror_report_internal(const char *file, int linenr, const char *func,
+ const char *fmt, ...)
+{
+ va_list va;
+ QError *qerror;
+
+ va_start(va, fmt);
+ qerror = qerror_from_info(file, linenr, func, fmt, &va);
+ va_end(va);
+
+ if (monitor_cur_is_qmp()) {
+ monitor_set_error(cur_mon, qerror);
+ } else {
+ qerror_print(qerror);
+ QDECREF(qerror);
+ }
+}
+
/**
* qobject_to_qerror(): Convert a QObject into a QError
*/
projects / qemu.git / blobdiff