0f80a025be
Remove old versions of system calls and system calls that didn't have and libc api interface anymore (dup, dup2, creat). Change-Id: I721779b58a50c7eeae20669de24658d55d69b25b
32 lines
641 B
C
32 lines
641 B
C
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#include <minix/vfsif.h>
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#include <minix/type.h>
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#include <minix/syslib.h>
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#include <assert.h>
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#include <string.h>
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#include "minixfs.h"
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int fs_lookup_credentials(vfs_ucred_t *credentials,
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uid_t *caller_uid, gid_t *caller_gid, cp_grant_id_t grant2, size_t cred_size)
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{
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int r;
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memset(credentials, 0, sizeof(*credentials));
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r = sys_safecopyfrom(VFS_PROC_NR, grant2, (vir_bytes) 0,
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(vir_bytes) credentials, cred_size);
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if (r != OK) {
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printf("FS: cred copy failed\n");
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return(r);
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}
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assert(credentials->vu_ngroups <= NGROUPS_MAX);
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*caller_uid = credentials->vu_uid;
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*caller_gid = credentials->vu_gid;
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return OK;
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}
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