int construct_sigframe(struct rt_sigframe *sigframe,
struct rt_sigframe *rsigframe,
k_rtsigset_t *blkset,
CoreEntry *core)
{
/*
* Copy basic register set in the first place: this will set
* rt_sigframe type: native/compat.
*/
if (restore_gpregs(sigframe, CORE_THREAD_ARCH_INFO(core)->gpregs))
return -1;
if (blkset)
rt_sigframe_copy_sigset(sigframe, blkset);
else
rt_sigframe_erase_sigset(sigframe);
if (restore_fpu(sigframe, core))
return -1;
if (RT_SIGFRAME_HAS_FPU(sigframe))
if (sigreturn_prep_fpu_frame(sigframe, rsigframe))
return -1;
setup_sas(sigframe, core->thread_core->sas);
return 0;
}
static int make_sigframe_plain(void *from, struct rt_sigframe *f, struct rt_sigframe *rtf, k_rtsigset_t *b)
{
struct plain_regs_struct *prs = from;
k_rtsigset_t *blk_sigset;
/*
* Make sure it's zeroified.
*/
memset(f, 0, sizeof(*f));
if (sigreturn_prep_regs_plain(f, &prs->regs, &prs->fpregs))
return -1;
blk_sigset = RT_SIGFRAME_UC_SIGMASK(f);
if (b)
memcpy(blk_sigset, b, sizeof(k_rtsigset_t));
else
memset(blk_sigset, 0, sizeof(k_rtsigset_t));
if (RT_SIGFRAME_HAS_FPU(f)) {
if (sigreturn_prep_fpu_frame_plain(f, rtf))
return -1;
}
/*
* FIXME What about sas?
* setup_sas(sigframe, core->thread_core->sas);
*/
return 0;
}
int construct_sigframe(struct rt_sigframe *sigframe,
struct rt_sigframe *rsigframe,
CoreEntry *core)
{
k_rtsigset_t *blk_sigset = (k_rtsigset_t*)&RT_SIGFRAME_UC(sigframe).uc_sigmask;
if (core->tc)
memcpy(blk_sigset, &core->tc->blk_sigset, sizeof(k_rtsigset_t));
else if (core->thread_core->has_blk_sigset) {
memcpy(blk_sigset,
&core->thread_core->blk_sigset, sizeof(k_rtsigset_t));
} else
memset(blk_sigset, 0, sizeof(k_rtsigset_t));
if (restore_fpu(sigframe, core))
return -1;
if (RT_SIGFRAME_HAS_FPU(sigframe))
if (sigreturn_prep_fpu_frame(sigframe, &RT_SIGFRAME_FPU(rsigframe)))
return -1;
if (restore_gpregs(sigframe, CORE_THREAD_ARCH_INFO(core)->gpregs))
return -1;
setup_sas(sigframe, core->thread_core->sas);
return 0;
}
