return __cfg_next_prefix_file(name, strlen(name) + 1, 0);
}
+int qemu_cfg_size_file(u32 select)
+{
+ if (select != ntohs(LastFile.select))
+ return -1;
+ return ntohl(LastFile.size);
+}
+
int qemu_cfg_read_file(u32 select, void *dst, u32 maxlen)
{
if (!qemu_cfg_present)
return -1;
if (!select || select != ntohs(LastFile.select))
return -1;
- int len = ntohl(LastFile.size);
- if (len > maxlen)
+ int len = qemu_cfg_size_file(select);
+ if (len < 0 || len > maxlen)
return -1;
qemu_cfg_read_entry(dst, select, len);
return len;
u32 qemu_cfg_next_prefix_file(const char *prefix, u32 prevselect);
u32 qemu_cfg_find_file(const char *name);
+int qemu_cfg_size_file(u32 select);
int qemu_cfg_read_file(u32 select, void *dst, u32 maxlen);
// Wrappers that select cbfs or qemu_cfg file interface.
return (u32)cbfs_finddatafile(name);
return qemu_cfg_find_file(name);
}
+static inline u32 romfile_size(u32 fileid) {
+ if (CONFIG_COREBOOT)
+ return cbfs_datasize((void*)fileid);
+ return qemu_cfg_size_file(fileid);
+}
static inline int romfile_copy(u32 fileid, void *dst, u32 maxlen) {
if (CONFIG_COREBOOT)
return cbfs_copyfile((void*)fileid, dst, maxlen);