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implement sceKernelPreadv (#1611)

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Marcin Mikołajczyk 2024-11-28 21:26:44 +01:00 • committed by GitHub
parent 286a288bfd
commit bd3371bdfb
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GPG key ID: B5690EEEBB952194
1 changed files with 13 additions and 3 deletions
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16
src/core/libraries/kernel/file_system.cpp
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@ -416,7 +416,7 @@ int PS4_SYSV_ABI sceKernelCheckReachability(const char* path) {
return ORBIS_OK; return ORBIS_OK;
} }
s64 PS4_SYSV_ABI sceKernelPread(int d, void* buf, size_t nbytes, s64 offset) { s64 PS4_SYSV_ABI sceKernelPreadv(int d, SceKernelIovec* iov, int iovcnt, s64 offset) {
if (d < 3) { if (d < 3) {
return ORBIS_KERNEL_ERROR_EPERM; return ORBIS_KERNEL_ERROR_EPERM;
} }
@ -436,10 +436,19 @@ s64 PS4_SYSV_ABI sceKernelPread(int d, void* buf, size_t nbytes, s64 offset) {
file->f.Seek(pos); file->f.Seek(pos);
}; };
if (!file->f.Seek(offset)) { if (!file->f.Seek(offset)) {
LOG_CRITICAL(Kernel_Fs, "sceKernelPread: failed to seek"); LOG_CRITICAL(Kernel_Fs, "failed to seek");
return ORBIS_KERNEL_ERROR_EINVAL; return ORBIS_KERNEL_ERROR_EINVAL;
} }
return file->f.ReadRaw<u8>(buf, nbytes); size_t total_read = 0;
for (int i = 0; i < iovcnt; i++) {
total_read += file->f.ReadRaw<u8>(iov[i].iov_base, iov[i].iov_len);
}
return total_read;
}
s64 PS4_SYSV_ABI sceKernelPread(int d, void* buf, size_t nbytes, s64 offset) {
SceKernelIovec iovec{buf, nbytes};
return sceKernelPreadv(d, &iovec, 1, offset);
} }
int PS4_SYSV_ABI sceKernelFStat(int fd, OrbisKernelStat* sb) { int PS4_SYSV_ABI sceKernelFStat(int fd, OrbisKernelStat* sb) {
@ -649,6 +658,7 @@ void RegisterFileSystem(Core::Loader::SymbolsResolver* sym) {
LIB_FUNCTION("E6ao34wPw+U", "libScePosix", 1, "libkernel", 1, 1, posix_stat); LIB_FUNCTION("E6ao34wPw+U", "libScePosix", 1, "libkernel", 1, 1, posix_stat);
LIB_FUNCTION("E6ao34wPw+U", "libkernel", 1, "libkernel", 1, 1, posix_stat); LIB_FUNCTION("E6ao34wPw+U", "libkernel", 1, "libkernel", 1, 1, posix_stat);
LIB_FUNCTION("+r3rMFwItV4", "libkernel", 1, "libkernel", 1, 1, sceKernelPread); LIB_FUNCTION("+r3rMFwItV4", "libkernel", 1, "libkernel", 1, 1, sceKernelPread);
LIB_FUNCTION("yTj62I7kw4s", "libkernel", 1, "libkernel", 1, 1, sceKernelPreadv);
LIB_FUNCTION("uWyW3v98sU4", "libkernel", 1, "libkernel", 1, 1, sceKernelCheckReachability); LIB_FUNCTION("uWyW3v98sU4", "libkernel", 1, "libkernel", 1, 1, sceKernelCheckReachability);
LIB_FUNCTION("fTx66l5iWIA", "libkernel", 1, "libkernel", 1, 1, sceKernelFsync); LIB_FUNCTION("fTx66l5iWIA", "libkernel", 1, "libkernel", 1, 1, sceKernelFsync);
LIB_FUNCTION("juWbTNM+8hw", "libkernel", 1, "libkernel", 1, 1, posix_fsync); LIB_FUNCTION("juWbTNM+8hw", "libkernel", 1, "libkernel", 1, 1, posix_fsync);