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csrng: Updated for new-ipc. Removed copyright comment-header in the .c (other .c don't have it and the .h has one anyway).

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yellows8 2019-10-06 15:49:36 -04:00
parent e320f3cdf1
commit ed2d72b9ff
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2 changed files with 12 additions and 49 deletions
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2
nx/include/switch/services/csrng.h
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@ -6,7 +6,7 @@
*/
#pragma once
#include "../types.h"
#include "../services/sm.h"
#include "../sf/service.h"
Result csrngInitialize(void);
void csrngExit(void);

55
nx/source/services/csrng.c
View File

@ -1,27 +1,16 @@
// Copyright 2018 SciresM
#include <string.h>
#include "types.h"
#include "result.h"
#include "arm/atomics.h"
#include "kernel/ipc.h"
#define NX_SERVICE_ASSUME_NON_DOMAIN
#include "service_guard.h"
#include "services/csrng.h"
#include "services/sm.h"
#include "services/spl.h"
static Service g_csrngSrv;
static u64 g_csrngRefCnt;
Result csrngInitialize(void) {
atomicIncrement64(&g_csrngRefCnt);
if (serviceIsActive(&g_csrngSrv))
return 0;
NX_GENERATE_SERVICE_GUARD(csrng);
Result _csrngInitialize(void) {
return smGetService(&g_csrngSrv, "csrng");
}
void csrngExit(void) {
if (atomicDecrement64(&g_csrngRefCnt) == 0)
void _csrngCleanup(void) {
serviceClose(&g_csrngSrv);
}
@ -30,34 +19,8 @@ Service* csrngGetServiceSession(void) {
}
Result csrngGetRandomBytes(void *out, size_t out_size) {
IpcCommand c;
ipcInitialize(&c);
ipcAddRecvBuffer(&c, out, out_size, BufferType_Normal);
struct {
u64 magic;
u64 cmd_id;
} *raw;
raw = ipcPrepareHeader(&c, sizeof(*raw));
raw->magic = SFCI_MAGIC;
raw->cmd_id = 0;
Result rc = serviceIpcDispatch(&g_csrngSrv);
if (R_SUCCEEDED(rc)) {
IpcParsedCommand r;
ipcParse(&r);
struct {
u64 magic;
u64 result;
} *resp = r.Raw;
rc = resp->result;
}
return rc;
return serviceDispatch(&g_csrngSrv, 0,
.buffer_attrs = { SfBufferAttr_HipcMapAlias | SfBufferAttr_Out },
.buffers = { { out, out_size } },
);
}