mirror of https://gitee.com/openkylin/qemu.git
108 lines
2.6 KiB
C
108 lines
2.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <glib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/wait.h>
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#include "libqtest.h"
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#include "libqos/libqos.h"
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#include "libqos/pci.h"
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/*** Test Setup & Teardown ***/
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/**
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* Launch QEMU with the given command line,
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* and then set up interrupts and our guest malloc interface.
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*/
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QOSState *qtest_vboot(QOSOps *ops, const char *cmdline_fmt, va_list ap)
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{
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char *cmdline;
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struct QOSState *qs = g_malloc(sizeof(QOSState));
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cmdline = g_strdup_vprintf(cmdline_fmt, ap);
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qs->qts = qtest_start(cmdline);
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qs->ops = ops;
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qtest_irq_intercept_in(global_qtest, "ioapic");
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if (ops && ops->init_allocator) {
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qs->alloc = ops->init_allocator(ALLOC_NO_FLAGS);
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}
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g_free(cmdline);
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return qs;
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}
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/**
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* Launch QEMU with the given command line,
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* and then set up interrupts and our guest malloc interface.
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*/
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QOSState *qtest_boot(QOSOps *ops, const char *cmdline_fmt, ...)
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{
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QOSState *qs;
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va_list ap;
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va_start(ap, cmdline_fmt);
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qs = qtest_vboot(ops, cmdline_fmt, ap);
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va_end(ap);
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return qs;
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}
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/**
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* Tear down the QEMU instance.
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*/
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void qtest_shutdown(QOSState *qs)
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{
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if (qs->alloc && qs->ops && qs->ops->uninit_allocator) {
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qs->ops->uninit_allocator(qs->alloc);
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qs->alloc = NULL;
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}
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qtest_quit(qs->qts);
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g_free(qs);
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}
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void mkimg(const char *file, const char *fmt, unsigned size_mb)
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{
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gchar *cli;
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bool ret;
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int rc;
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GError *err = NULL;
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char *qemu_img_path;
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gchar *out, *out2;
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char *abs_path;
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qemu_img_path = getenv("QTEST_QEMU_IMG");
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abs_path = realpath(qemu_img_path, NULL);
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assert(qemu_img_path);
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cli = g_strdup_printf("%s create -f %s %s %uM", abs_path,
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fmt, file, size_mb);
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ret = g_spawn_command_line_sync(cli, &out, &out2, &rc, &err);
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if (err) {
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fprintf(stderr, "%s\n", err->message);
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g_error_free(err);
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}
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g_assert(ret && !err);
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/* In glib 2.34, we have g_spawn_check_exit_status. in 2.12, we don't.
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* glib 2.43.91 implementation assumes that any non-zero is an error for
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* windows, but uses extra precautions for Linux. However,
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* 0 is only possible if the program exited normally, so that should be
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* sufficient for our purposes on all platforms, here. */
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if (rc) {
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fprintf(stderr, "qemu-img returned status code %d\n", rc);
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}
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g_assert(!rc);
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g_free(out);
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g_free(out2);
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g_free(cli);
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free(abs_path);
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}
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void mkqcow2(const char *file, unsigned size_mb)
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{
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return mkimg(file, "qcow2", size_mb);
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}
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