github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2026-06-08 01:54:44 +00:00
Code Issues Projects Releases Wiki Activity

Enable FORTIFY and FORMAT SECURITY compile flags

Browse Source 
1. Enable below 2 defenses in Makefile
   "-O2 -D_FORTIFY_SOURCE=2"
   "-Wformat -Wformat-security"

2. Update related source code impacted by above 2 flags

Change-Id: Ib42214848f030b4cf508cd7c52a7e3cc809435d9
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
This commit is contained in:
Yonghua Huang
2018-03-13 17:02:51 +08:00
committed by Jack Ren
parent 155be81dbf
commit b6d73be1a6
9 changed files with 81 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
devicemodel/hw/pci/core.c
View File

@@ -2032,6 +2032,7 @@ pci_emul_diow(struct vmctx *ctx, int vcpu, struct pci_vdev *dev, int baridx,
uint64_t offset, int size, uint64_t value)
{
int i;
void *offset_ptr;
struct pci_emul_dummy *dummy = dev->arg;
if (baridx == 0) {
@@ -2041,12 +2042,13 @@ pci_emul_diow(struct vmctx *ctx, int vcpu, struct pci_vdev *dev, int baridx,
return;
}
offset_ptr = (void *) &dummy->ioregs[offset];
if (size == 1)
dummy->ioregs[offset] = value & 0xff;
*(uint8_t *)offset_ptr = value & 0xff;
else if (size == 2)
*(uint16_t *)&dummy->ioregs[offset] = value & 0xffff;
*(uint16_t *)offset_ptr = value & 0xffff;
else if (size == 4)
*(uint32_t *)&dummy->ioregs[offset] = value;
*(uint32_t *)offset = value;
else
printf("diow: iow unknown size %d\n", size);
@@ -2071,14 +2073,15 @@ pci_emul_diow(struct vmctx *ctx, int vcpu, struct pci_vdev *dev, int baridx,
i = baridx - 1; /* 'memregs' index */
offset_ptr = (void *) &dummy->memregs[i][offset];
if (size == 1)
dummy->memregs[i][offset] = value;
*(uint8_t *)offset_ptr = value;
else if (size == 2)
*(uint16_t *)&dummy->memregs[i][offset] = value;
*(uint16_t *)offset_ptr = value;
else if (size == 4)
*(uint32_t *)&dummy->memregs[i][offset] = value;
*(uint32_t *)offset_ptr = value;
else if (size == 8)
*(uint64_t *)&dummy->memregs[i][offset] = value;
*(uint64_t *)offset_ptr = value;
else
printf("diow: memw unknown size %d\n", size);
@@ -2098,6 +2101,7 @@ pci_emul_dior(struct vmctx *ctx, int vcpu, struct pci_vdev *dev, int baridx,
struct pci_emul_dummy *dummy = dev->arg;
uint32_t value = 0;
int i;
void *offset_ptr;
if (baridx == 0) {
if (offset + size > DIOSZ) {
@@ -2107,12 +2111,13 @@ pci_emul_dior(struct vmctx *ctx, int vcpu, struct pci_vdev *dev, int baridx,
}
value = 0;
offset_ptr = (void *) &dummy->ioregs[offset];
if (size == 1)
value = dummy->ioregs[offset];
value = *(uint8_t *)offset_ptr;
else if (size == 2)
value = *(uint16_t *) &dummy->ioregs[offset];
value = *(uint16_t *)offset_ptr;
else if (size == 4)
value = *(uint32_t *) &dummy->ioregs[offset];
value = *(uint32_t *)offset_ptr;
else
printf("dior: ior unknown size %d\n", size);
}
@@ -2126,14 +2131,15 @@ pci_emul_dior(struct vmctx *ctx, int vcpu, struct pci_vdev *dev, int baridx,
i = baridx - 1; /* 'memregs' index */
offset_ptr = (void *) &dummy->memregs[i][offset];
if (size == 1)
value = dummy->memregs[i][offset];
value = *(uint8_t *)offset_ptr;
else if (size == 2)
value = *(uint16_t *) &dummy->memregs[i][offset];
value = *(uint16_t *)offset_ptr;
else if (size == 4)
value = *(uint32_t *) &dummy->memregs[i][offset];
value = *(uint32_t *)offset_ptr;
else if (size == 8)
value = *(uint64_t *) &dummy->memregs[i][offset];
value = *(uint64_t *)offset_ptr;
else
printf("dior: ior unknown size %d\n", size);
}