squiid/mlibc
1
0
Fork 0
Code Issues Pull requests Actions Packages Projects Releases Wiki Activity

options/ansi: Fixed typo in strerror

Browse source 
sysdeps/managarm: Added sys_getuid and sys_setuid

Signed-off-by: Dennisbonke <admin@dennisbonke.com>
This commit is contained in:
Dennisbonke 2020-05-10 15:03:46 +02:00
parent a6ac9d24c4
commit 5a5c55510f
2 changed files with 75 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
options/ansi/generic/string-stubs.cpp
View file

@ -328,7 +328,7 @@ char *strerror(int e) {
case ENOMEM: s = "Out of memory (ENOMEM)"; break;
case ENOTDIR: s = "Expected directory instead of file (ENOTDIR)"; break;
case ENOSYS: s = "Operation not implemented (ENOSYS)"; break;
case EPERM: s = "Operation not permitted (EFAULT)"; break;
case EPERM: s = "Operation not permitted (EPERM)"; break;
case EPIPE: s = "Broken pipe (EPIPE)"; break;
case ESPIPE: s = "Seek not possible (ESPIPE)"; break;
case ENXIO: s = "No such device or address (ENXIO)"; break;

75
sysdeps/managarm/generic/fork-exec.cpp
View file

@ -177,7 +177,80 @@ gid_t sys_getegid() {
}
uid_t sys_getuid() {
return 0;
SignalGuard sguard;
HelAction actions[3];
globalQueue.trim();
managarm::posix::CntRequest<MemoryAllocator> req(getSysdepsAllocator());
req.set_request_type(managarm::posix::CntReqType::GET_UID);
frg::string<MemoryAllocator> ser(getSysdepsAllocator());
req.SerializeToString(&ser);
actions[0].type = kHelActionOffer;
actions[0].flags = kHelItemAncillary;
actions[1].type = kHelActionSendFromBuffer;
actions[1].flags = kHelItemChain;
actions[1].buffer = ser.data();
actions[1].length = ser.size();
actions[2].type = kHelActionRecvInline;
actions[2].flags = 0;
HEL_CHECK(helSubmitAsync(getPosixLane(), actions, 3,
globalQueue.getQueue(), 0, 0));
auto element = globalQueue.dequeueSingle();
auto offer = parseSimple(element);
auto send_req = parseSimple(element);
auto recv_resp = parseInline(element);
HEL_CHECK(offer->error);
HEL_CHECK(send_req->error);
HEL_CHECK(recv_resp->error);
managarm::posix::SvrResponse<MemoryAllocator> resp(getSysdepsAllocator());
resp.ParseFromArray(recv_resp->data, recv_resp->length);
__ensure(resp.error() == managarm::posix::Errors::SUCCESS);
return resp.uid();
}
int sys_setuid(uid_t uid) {
SignalGuard sguard;
HelAction actions[3];
globalQueue.trim();
managarm::posix::CntRequest<MemoryAllocator> req(getSysdepsAllocator());
req.set_request_type(managarm::posix::CntReqType::SET_UID);
req.set_uid(uid);
frg::string<MemoryAllocator> ser(getSysdepsAllocator());
req.SerializeToString(&ser);
actions[0].type = kHelActionOffer;
actions[0].flags = kHelItemAncillary;
actions[1].type = kHelActionSendFromBuffer;
actions[1].flags = kHelItemChain;
actions[1].buffer = ser.data();
actions[1].length = ser.size();
actions[2].type = kHelActionRecvInline;
actions[2].flags = 0;
HEL_CHECK(helSubmitAsync(getPosixLane(), actions, 3,
globalQueue.getQueue(), 0, 0));
auto element = globalQueue.dequeueSingle();
auto offer = parseSimple(element);
auto send_req = parseSimple(element);
auto recv_resp = parseInline(element);
HEL_CHECK(offer->error);
HEL_CHECK(send_req->error);
HEL_CHECK(recv_resp->error);
managarm::posix::SvrResponse<MemoryAllocator> resp(getSysdepsAllocator());
resp.ParseFromArray(recv_resp->data, recv_resp->length);
if(resp.error() == managarm::posix::Errors::ACCESS_DENIED) {
return EPERM;
}else{
__ensure(resp.error() == managarm::posix::Errors::SUCCESS);
return 0;
}
}
uid_t sys_geteuid() {