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Diffstat (limited to 'qemu/qobject/qstring.c')
-rw-r--r-- | qemu/qobject/qstring.c | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/qemu/qobject/qstring.c b/qemu/qobject/qstring.c deleted file mode 100644 index 5da7b5f37..000000000 --- a/qemu/qobject/qstring.c +++ /dev/null @@ -1,143 +0,0 @@ -/* - * QString Module - * - * Copyright (C) 2009 Red Hat Inc. - * - * Authors: - * Luiz Capitulino <lcapitulino@redhat.com> - * - * 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 "qemu/osdep.h" -#include "qapi/qmp/qobject.h" -#include "qapi/qmp/qstring.h" -#include "qemu-common.h" - -/** - * qstring_new(): Create a new empty QString - * - * Return strong reference. - */ -QString *qstring_new(void) -{ - return qstring_from_str(""); -} - -/** - * qstring_get_length(): Get the length of a QString - */ -size_t qstring_get_length(const QString *qstring) -{ - return qstring->length; -} - -/** - * qstring_from_substr(): Create a new QString from a C string substring - * - * Return string reference - */ -QString *qstring_from_substr(const char *str, int start, int end) -{ - QString *qstring; - - qstring = g_malloc(sizeof(*qstring)); - qobject_init(QOBJECT(qstring), QTYPE_QSTRING); - - qstring->length = end - start + 1; - qstring->capacity = qstring->length; - - qstring->string = g_malloc(qstring->capacity + 1); - memcpy(qstring->string, str + start, qstring->length); - qstring->string[qstring->length] = 0; - - - return qstring; -} - -/** - * qstring_from_str(): Create a new QString from a regular C string - * - * Return strong reference. - */ -QString *qstring_from_str(const char *str) -{ - return qstring_from_substr(str, 0, strlen(str) - 1); -} - -static void capacity_increase(QString *qstring, size_t len) -{ - if (qstring->capacity < (qstring->length + len)) { - qstring->capacity += len; - qstring->capacity *= 2; /* use exponential growth */ - - qstring->string = g_realloc(qstring->string, qstring->capacity + 1); - } -} - -/* qstring_append(): Append a C string to a QString - */ -void qstring_append(QString *qstring, const char *str) -{ - size_t len = strlen(str); - - capacity_increase(qstring, len); - memcpy(qstring->string + qstring->length, str, len); - qstring->length += len; - qstring->string[qstring->length] = 0; -} - -void qstring_append_int(QString *qstring, int64_t value) -{ - char num[32]; - - snprintf(num, sizeof(num), "%" PRId64, value); - qstring_append(qstring, num); -} - -/** - * qstring_append_chr(): Append a C char to a QString - */ -void qstring_append_chr(QString *qstring, int c) -{ - capacity_increase(qstring, 1); - qstring->string[qstring->length++] = c; - qstring->string[qstring->length] = 0; -} - -/** - * qobject_to_qstring(): Convert a QObject to a QString - */ -QString *qobject_to_qstring(const QObject *obj) -{ - if (!obj || qobject_type(obj) != QTYPE_QSTRING) { - return NULL; - } - return container_of(obj, QString, base); -} - -/** - * qstring_get_str(): Return a pointer to the stored string - * - * NOTE: Should be used with caution, if the object is deallocated - * this pointer becomes invalid. - */ -const char *qstring_get_str(const QString *qstring) -{ - return qstring->string; -} - -/** - * qstring_destroy_obj(): Free all memory allocated by a QString - * object - */ -void qstring_destroy_obj(QObject *obj) -{ - QString *qs; - - assert(obj != NULL); - qs = qobject_to_qstring(obj); - g_free(qs->string); - g_free(qs); -} |