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Differential D22401 Diff 64541 head/sys/kern/imgact_elf.c

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head/sys/kern/imgact_elf.c

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ret: ret:
if (free_interp) if (free_interp)
free(interp, M_TEMP); free(interp, M_TEMP);
return (error); return (error);
} }
#define suword __CONCAT(suword, __ELF_WORD_SIZE) #define suword __CONCAT(suword, __ELF_WORD_SIZE)
void int
__elfN(freebsd_copyout_auxargs)(struct image_params *imgp, u_long *base) __elfN(freebsd_copyout_auxargs)(struct image_params *imgp, u_long *base)
{ {
Elf_Auxargs *args = (Elf_Auxargs *)imgp->auxargs; Elf_Auxargs *args = (Elf_Auxargs *)imgp->auxargs;
Elf_Auxinfo *argarray, *pos; Elf_Auxinfo *argarray, *pos;
u_long auxlen; u_long auxlen;
int error;
argarray = pos = malloc(AT_COUNT * sizeof(*pos), M_TEMP, argarray = pos = malloc(AT_COUNT * sizeof(*pos), M_TEMP,
M_WAITOK | M_ZERO); M_WAITOK | M_ZERO);
if (args->execfd != -1) if (args->execfd != -1)
AUXARGS_ENTRY(pos, AT_EXECFD, args->execfd); AUXARGS_ENTRY(pos, AT_EXECFD, args->execfd);
AUXARGS_ENTRY(pos, AT_PHDR, args->phdr); AUXARGS_ENTRY(pos, AT_PHDR, args->phdr);
AUXARGS_ENTRY(pos, AT_PHENT, args->phent); AUXARGS_ENTRY(pos, AT_PHENT, args->phent);
Show All 30 Lines__elfN(freebsd_copyout_auxargs)(struct image_params *imgp, u_long *base)
AUXARGS_ENTRY(pos, AT_NULL, 0); AUXARGS_ENTRY(pos, AT_NULL, 0);
free(imgp->auxargs, M_TEMP); free(imgp->auxargs, M_TEMP);
imgp->auxargs = NULL; imgp->auxargs = NULL;
KASSERT(pos - argarray <= AT_COUNT, ("Too many auxargs")); KASSERT(pos - argarray <= AT_COUNT, ("Too many auxargs"));
auxlen = sizeof(*argarray) * (pos - argarray); auxlen = sizeof(*argarray) * (pos - argarray);
*base -= auxlen; *base -= auxlen;
copyout(argarray, (void *)*base, auxlen); error = copyout(argarray, (void *)*base, auxlen);
free(argarray, M_TEMP); free(argarray, M_TEMP);
return (error);
} }
int int
__elfN(freebsd_fixup)(register_t **stack_base, struct image_params *imgp) __elfN(freebsd_fixup)(register_t **stack_base, struct image_params *imgp)
{ {
Elf_Addr *base; Elf_Addr *base;
base = (Elf_Addr *)*stack_base; base = (Elf_Addr *)*stack_base;
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