[Qemu-devel] [PATCH 32/34] qerror: drop qerror_table and qerror_format()

[Luiz Capitulino <lcapitulino@redhat.com>]

They are unused since last commit.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
---
 qerror.c | 400 ---------------------------------------------------------------
 qerror.h |   7 --
 2 files changed, 407 deletions(-)

diff --git a/qerror.c b/qerror.c
index db6bb47..e1606d3 100644
--- a/qerror.c
+++ b/qerror.c
@@ -23,311 +23,6 @@ static const QType qerror_type = {
 };
 
 /**
- * The 'desc' parameter is a printf-like string, the format of the format
- * string is:
- *
- * %(KEY)
- *
- * Where KEY is a QDict key, which has to be passed to qerror_from_info().
- *
- * Example:
- *
- * "foo error on device: %(device) slot: %(slot_nr)"
- *
- * A single percent sign can be printed if followed by a second one,
- * for example:
- *
- * "running out of foo: %(foo)%%"
- *
- * Please keep the entries in alphabetical order.
- * Use scripts/check-qerror.sh to check.
- */
-static const QErrorStringTable qerror_table[] = {
-    {
-         QERR_ADD_CLIENT_FAILED,
-         "Could not add client",
-    },
-    {
-         QERR_AMBIGUOUS_PATH,
-         "Path '%(path)' does not uniquely identify an object"
-    },
-    {
-         QERR_BAD_BUS_FOR_DEVICE,
-         "Device '%(device)' can't go on a %(bad_bus_type) bus",
-    },
-    {
-         QERR_BASE_NOT_FOUND,
-         "Base '%(base)' not found",
-    },
-    {
-         QERR_BLOCK_FORMAT_FEATURE_NOT_SUPPORTED,
-         "Block format '%(format)' used by device '%(name)' does not support feature '%(feature)'",
-    },
-    {
-         QERR_BUS_NO_HOTPLUG,
-         "Bus '%(bus)' does not support hotplugging",
-    },
-    {
-         QERR_BUS_NOT_FOUND,
-         "Bus '%(bus)' not found",
-    },
-    {
-         QERR_COMMAND_DISABLED,
-         "The command %(name) has been disabled for this instance",
-    },
-    {
-         QERR_COMMAND_NOT_FOUND,
-         "The command %(name) has not been found",
-    },
-    {
-         QERR_DEVICE_ENCRYPTED,
-         "Device '%(device)' is encrypted (filename is '%(filename)')",
-    },
-    {
-         QERR_DEVICE_FEATURE_BLOCKS_MIGRATION,
-         "Migration is disabled when using feature '%(feature)' in device '%(device)'",
-    },
-    {
-         QERR_DEVICE_HAS_NO_MEDIUM,
-         "Device '%(device)' has no medium",
-    },
-    {
-         QERR_DEVICE_INIT_FAILED,
-         "Device '%(device)' could not be initialized",
-    },
-    {
-         QERR_DEVICE_IN_USE,
-         "Device '%(device)' is in use",
-    },
-    {
-         QERR_DEVICE_IS_READ_ONLY,
-         "Device '%(device)' is read only",
-    },
-    {
-         QERR_DEVICE_LOCKED,
-         "Device '%(device)' is locked",
-    },
-    {
-         QERR_DEVICE_MULTIPLE_BUSSES,
-         "Device '%(device)' has multiple child busses",
-    },
-    {
-         QERR_DEVICE_NO_BUS,
-         "Device '%(device)' has no child bus",
-    },
-    {
-         QERR_DEVICE_NO_HOTPLUG,
-         "Device '%(device)' does not support hotplugging",
-    },
-    {
-         QERR_DEVICE_NOT_ACTIVE,
-         "Device '%(device)' has not been activated",
-    },
-    {
-         QERR_DEVICE_NOT_ENCRYPTED,
-         "Device '%(device)' is not encrypted",
-    },
-    {
-         QERR_DEVICE_NOT_FOUND,
-         "Device '%(device)' not found",
-    },
-    {
-         QERR_DEVICE_NOT_REMOVABLE,
-         "Device '%(device)' is not removable",
-    },
-    {
-         QERR_DUPLICATE_ID,
-         "Duplicate ID '%(id)' for %(object)",
-    },
-    {
-         QERR_FD_NOT_FOUND,
-         "File descriptor named '%(name)' not found",
-    },
-    {
-         QERR_FD_NOT_SUPPLIED,
-         "No file descriptor supplied via SCM_RIGHTS",
-    },
-    {
-         QERR_FEATURE_DISABLED,
-         "The feature '%(name)' is not enabled",
-    },
-    {
-         QERR_INVALID_BLOCK_FORMAT,
-         "Invalid block format '%(name)'",
-    },
-    {
-         QERR_INVALID_OPTION_GROUP,
-         "There is no option group '%(group)'",
-    },
-    {
-         QERR_INVALID_PARAMETER,
-         "Invalid parameter '%(name)'",
-    },
-    {
-         QERR_INVALID_PARAMETER_COMBINATION,
-         "Invalid parameter combination",
-    },
-    {
-         QERR_INVALID_PARAMETER_TYPE,
-         "Invalid parameter type for '%(name)', expected: %(expected)",
-    },
-    {
-         QERR_INVALID_PARAMETER_VALUE,
-         "Parameter '%(name)' expects %(expected)",
-    },
-    {
-         QERR_INVALID_PASSWORD,
-         "Password incorrect",
-    },
-    {
-         QERR_IO_ERROR,
-         "An IO error has occurred",
-    },
-    {
-         QERR_JSON_PARSE_ERROR,
-         "JSON parse error, %(message)",
-
-    },
-    {
-         QERR_JSON_PARSING,
-         "Invalid JSON syntax",
-    },
-    {
-         QERR_KVM_MISSING_CAP,
-         "Using KVM without %(capability), %(feature) unavailable",
-    },
-    {
-         QERR_MIGRATION_ACTIVE,
-         "There's a migration process in progress",
-    },
-    {
-         QERR_MIGRATION_NOT_SUPPORTED,
-         "State blocked by non-migratable device '%(device)'",
-    },
-    {
-         QERR_MIGRATION_EXPECTED,
-         "An incoming migration is expected before this command can be executed",
-    },
-    {
-         QERR_MISSING_PARAMETER,
-         "Parameter '%(name)' is missing",
-    },
-    {
-         QERR_NO_BUS_FOR_DEVICE,
-         "No '%(bus)' bus found for device '%(device)'",
-    },
-    {
-         QERR_NOT_SUPPORTED,
-         "Not supported",
-    },
-    {
-         QERR_OPEN_FILE_FAILED,
-         "Could not open '%(filename)'",
-    },
-    {
-         QERR_PERMISSION_DENIED,
-         "Insufficient permission to perform this operation",
-    },
-    {
-         QERR_PROPERTY_NOT_FOUND,
-         "Property '%(device).%(property)' not found",
-    },
-    {
-         QERR_PROPERTY_VALUE_BAD,
-         "Property '%(device).%(property)' doesn't take value '%(value)'",
-    },
-    {
-         QERR_PROPERTY_VALUE_IN_USE,
-         "Property '%(device).%(property)' can't take value '%(value)', it's in use",
-    },
-    {
-         QERR_PROPERTY_VALUE_NOT_FOUND,
-         "Property '%(device).%(property)' can't find value '%(value)'",
-    },
-    {
-         QERR_PROPERTY_VALUE_NOT_POWER_OF_2,
-         "Property '%(device).%(property)' doesn't take "
-                     "value '%(value)', it's not a power of 2",
-    },
-    {
-         QERR_PROPERTY_VALUE_OUT_OF_RANGE,
-         "Property '%(device).%(property)' doesn't take "
-                     "value %(value) (minimum: %(min), maximum: %(max))",
-    },
-    {
-         QERR_QGA_COMMAND_FAILED,
-         "Guest agent command failed, error was '%(message)'",
-    },
-    {
-         QERR_QGA_LOGGING_FAILED,
-         "Guest agent failed to log non-optional log statement",
-    },
-    {
-         QERR_QMP_BAD_INPUT_OBJECT,
-         "Expected '%(expected)' in QMP input",
-    },
-    {
-         QERR_QMP_BAD_INPUT_OBJECT_MEMBER,
-         "QMP input object member '%(member)' expects '%(expected)'",
-    },
-    {
-         QERR_QMP_EXTRA_MEMBER,
-         "QMP input object member '%(member)' is unexpected",
-    },
-    {
-         QERR_RESET_REQUIRED,
-         "Resetting the Virtual Machine is required",
-    },
-    {
-         QERR_SET_PASSWD_FAILED,
-         "Could not set password",
-    },
-    {
-         QERR_TOO_MANY_FILES,
-         "Too many open files",
-    },
-    {
-         QERR_UNDEFINED_ERROR,
-         "An undefined error has occurred",
-    },
-    {
-         QERR_UNKNOWN_BLOCK_FORMAT_FEATURE,
-         "'%(device)' uses a %(format) feature which is not "
-                     "supported by this qemu version: %(feature)",
-    },
-    {
-         QERR_UNSUPPORTED,
-         "this feature or command is not currently supported",
-    },
-    {
-         QERR_VIRTFS_FEATURE_BLOCKS_MIGRATION,
-         "Migration is disabled when VirtFS export path '%(path)' "
-                     "is mounted in the guest using mount_tag '%(tag)'",
-    },
-    {
-         QERR_VNC_SERVER_FAILED,
-         "Could not start VNC server on %(target)",
-    },
-    {
-         QERR_SOCKET_CONNECT_FAILED,
-         "Failed to connect to socket",
-    },
-    {
-         QERR_SOCKET_LISTEN_FAILED,
-         "Failed to set socket to listening mode",
-    },
-    {
-         QERR_SOCKET_BIND_FAILED,
-         "Failed to bind socket",
-    },
-    {
-         QERR_SOCKET_CREATE_FAILED,
-         "Failed to create socket",
-    },
-    {}
-};
-
-/**
  * qerror_new(): Create a new QError
  *
  * Return strong reference.
@@ -363,101 +58,6 @@ static QError *qerror_from_info(ErrorClass err_class, const char *fmt,
     return qerr;
 }
 
-static void parse_error(const QErrorStringTable *entry, int c)
-{
-    fprintf(stderr, "expected '%c' in '%s'", c, entry->desc);
-    abort();
-}
-
-static const char *append_field(QDict *error, QString *outstr,
-                                const QErrorStringTable *entry,
-                                const char *start)
-{
-    QObject *obj;
-    QDict *qdict;
-    QString *key_qs;
-    const char *end, *key;
-
-    if (*start != '%')
-        parse_error(entry, '%');
-    start++;
-    if (*start != '(')
-        parse_error(entry, '(');
-    start++;
-
-    end = strchr(start, ')');
-    if (!end)
-        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(error, "data"));
-    obj = qdict_get(qdict, key);
-    if (!obj) {
-        abort();
-    }
-
-    switch (qobject_type(obj)) {
-        case QTYPE_QSTRING:
-            qstring_append(outstr, qdict_get_str(qdict, key));
-            break;
-        case QTYPE_QINT:
-            qstring_append_int(outstr, qdict_get_int(qdict, key));
-            break;
-        default:
-            abort();
-    }
-
-    QDECREF(key_qs);
-    return ++end;
-}
-
-static QString *qerror_format_desc(QDict *error,
-                                   const QErrorStringTable *entry)
-{
-    QString *qstring;
-    const char *p;
-
-    assert(entry != NULL);
-
-    qstring = qstring_new();
-
-    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(error, qstring, entry, p);
-        }
-    }
-
-    return qstring;
-}
-
-char *qerror_format(const char *fmt, QDict *error)
-{
-    const QErrorStringTable *entry = NULL;
-    QString *qstr;
-    char *ret;
-    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;
-        }
-    }
-
-    qstr = qerror_format_desc(error, entry);
-    ret = g_strdup(qstring_get_str(qstr));
-    QDECREF(qstr);
-
-    return ret;
-}
-
 /**
  * qerror_human(): Format QError data into human-readable string.
  */
diff --git a/qerror.h b/qerror.h
index 475415e..2299e00 100644
--- a/qerror.h
+++ b/qerror.h
@@ -19,12 +19,6 @@
 #include "qapi-types.h"
 #include <stdarg.h>
 
-typedef struct QErrorStringTable {
-    ErrorClass err_class;
-    const char *error_fmt;
-    const char *desc;
-} QErrorStringTable;
-
 typedef struct QError {
     QObject_HEAD;
     QDict *error;
@@ -37,7 +31,6 @@ QString *qerror_human(const QError *qerror);
 void qerror_report(ErrorClass err_class, const char *fmt, ...) GCC_FMT_ATTR(2, 3);
 void qerror_report_err(Error *err);
 void assert_no_error(Error *err);
-char *qerror_format(const char *fmt, QDict *error);
 
 /*
  * QError class list
-- 
1.7.11.2.249.g31c7954.dirty