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Rudimentary phandle reference support.

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This commit is contained in:
David Gibson 2005-06-16 17:04:00 +10:00
parent 4102d840d9
commit 81f2e89c75
7 changed files with 175 additions and 52 deletions
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34
data.c
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@ -38,8 +38,25 @@ struct data data_ref_string(char *str)
}
#endif
void fixup_free(struct fixup *f)
{
free(f->ref);
free(f);
}
void data_free(struct data d)
{
struct fixup *f;
f = d.refs;
while (f) {
struct fixup *nf;
nf = f->next;
fixup_free(f);
f = nf;
}
assert(!d.val || d.asize);
if (d.val)
@ -65,6 +82,7 @@ struct data data_grow_for(struct data d, int xlen)
nd.asize = newsize;
nd.val = xrealloc(d.val, newsize);
nd.len = d.len;
nd.refs = d.refs;
assert(nd.asize >= (d.len + xlen));
@ -231,6 +249,22 @@ struct data data_append_align(struct data d, int align)
return data_append_zeroes(d, newlen - d.len);
}
struct data data_add_fixup(struct data d, char *ref)
{
struct fixup *f;
struct data nd;
f = xmalloc(sizeof(*f));
f->offset = d.len;
f->ref = ref;
f->next = d.refs;
nd = d;
nd.refs = f;
return nd;
}
int data_is_one_string(struct data d)
{
int i;