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[orbis-kernel] print name of ioctl

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This commit is contained in:
DH 2023-07-30 00:35:28 +03:00
parent 23dd8118f6
commit 482a61766e
1 changed files with 122 additions and 1 deletions
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123
orbis-kernel/src/sys/sys_generic.cpp
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@ -1,6 +1,7 @@
#include "orbis/utils/Logs.hpp"
#include "sys/sysproto.hpp"
#include "uio.hpp"
#include <sstream>
orbis::SysResult orbis::sys_read(Thread *thread, sint fd, ptr<void> buf,
size_t nbyte) {
@ -292,9 +293,129 @@ orbis::SysResult orbis::sys_freebsd6_ftruncate(Thread *thread, sint fd, sint,
off_t length) {
return sys_ftruncate(thread, fd, length);
}
// clang-format off
#define IOCPARM_SHIFT 13 /* number of bits for ioctl size */
#define IOCPARM_MASK ((1 << IOCPARM_SHIFT) - 1) /* parameter length mask */
#define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
#define IOCBASECMD(x) ((x) & ~(IOCPARM_MASK << 16))
#define IOCGROUP(x) (((x) >> 8) & 0xff)
#define IOCPARM_MAX (1 << IOCPARM_SHIFT) /* max size of ioctl */
#define IOC_VOID 0x20000000 /* no parameters */
#define IOC_OUT 0x40000000 /* copy out parameters */
#define IOC_IN 0x80000000 /* copy in parameters */
#define IOC_INOUT (IOC_IN | IOC_OUT)
#define IOC_DIRMASK (IOC_VOID | IOC_OUT | IOC_IN)
#define _IOC(inout, group, num, len) \
((unsigned long)((inout) | (((len) & IOCPARM_MASK) << 16) | ((group) << 8) | \
(num)))
#define _IO(g, n) _IOC(IOC_VOID, (g), (n), 0)
#define _IOWINT(g, n) _IOC(IOC_VOID, (g), (n), sizeof(int))
#define _IOR(g, n, t) _IOC(IOC_OUT, (g), (n), sizeof(t))
#define _IOW(g, n, t) _IOC(IOC_IN, (g), (n), sizeof(t))
/* this should be _IORW, but stdio got there first */
#define _IOWR(g, n, t) _IOC(IOC_INOUT, (g), (n), sizeof(t))
// clang-format on
static std::string iocGroupToString(unsigned iocGroup) {
if (iocGroup >= 128) {
const char *sceGroups[] = {
"DEV",
"DMEM",
"GC",
"DCE",
"UVD",
"VCE",
"DBGGC",
"TWSI",
"MDBG",
"DEVENV",
"AJM",
"TRACE",
"IBS",
"MBUS",
"HDMI",
"CAMERA",
"FAN",
"THERMAL",
"PFS",
"ICC_CONFIG",
"IPC",
"IOSCHED",
"ICC_INDICATOR",
"EXFATFS",
"ICC_NVS",
"DVE",
"ICC_POWER",
"AV_CONTROL",
"ICC_SC_CONFIGURATION",
"ICC_DEVICE_POWER",
"SSHOT",
"DCE_SCANIN",
"FSCTRL",
"HMD",
"SHM",
"PHYSHM",
"HMDDFU",
"BLUETOOTH_HID",
"SBI",
"S3DA",
"SPM",
"BLOCKPOOL",
"SDK_EVENTLOG",
};
if (iocGroup - 127 >= std::size(sceGroups)) {
return "'?'";
}
return sceGroups[iocGroup - 127];
}
if (isprint(iocGroup)) {
return "'" + std::string(1, (char)iocGroup) + "'";
}
return "'?'";
}
static void printIoctl(unsigned long arg) {
std::printf("0x%lx { IO%s%s %lu(%s), %lu, %lu }\n", arg,
arg & IOC_OUT ? "R" : "", arg & IOC_IN ? "W" : "", IOCGROUP(arg),
iocGroupToString(IOCGROUP(arg)).c_str(), arg & 0xFF,
IOCPARM_LEN(arg));
}
static void ioctlToStream(std::ostream &stream, unsigned long arg) {
stream << "0x" << std::hex << arg << " { IO";
if ((arg & IOC_OUT) != 0) {
stream << 'R';
}
if ((arg & IOC_IN) != 0) {
stream << 'W';
}
if ((arg & IOC_VOID) != 0) {
stream << 'i';
}
stream << " 0x" << IOCGROUP(arg);
stream << "('" << iocGroupToString(IOCGROUP(arg)) << "'), ";
stream << std::dec << (arg & 0xFF) << ", " << IOCPARM_LEN(arg) << " }";
}
static std::string ioctlToString(unsigned long arg) {
std::ostringstream stream;
ioctlToStream(stream, arg);
return std::move(stream).str();
}
orbis::SysResult orbis::sys_ioctl(Thread *thread, sint fd, ulong com,
caddr_t data) {
ORBIS_LOG_WARNING(__FUNCTION__, fd, com);
auto str = ioctlToString(com);
ORBIS_LOG_WARNING(__FUNCTION__, fd, com, str);
Ref<File> file = thread->tproc->fileDescriptors.get(fd);
if (file == nullptr) {
return ErrorCode::BADF;