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Add support for IFWI 1.7 and 2.0 layouts, improve ME parser, fix small issues spotted by static analysis

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This commit is contained in:
Nikolaj Schlej 2019-08-19 11:36:02 -07:00
parent d95e533441
commit 90ff19692d
12 changed files with 1627 additions and 1138 deletions
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12
common/bstrlib/bstrlib.c
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@ -102,7 +102,7 @@ static int snapUpSize (int i) {
/* int balloc (bstring b, int len)
*
* Increase the size of the memory backing the bstring b to at least len.
* Increase the size of the memory backing the bstring b to at least olen + 1.
*/
int balloc (bstring b, int olen) {
int len;
@ -124,14 +124,14 @@ int balloc (bstring b, int olen) {
reallocStrategy:;
x = (unsigned char *) bstr__realloc (b->data, (size_t) len);
x = (unsigned char *) bstr__realloc (b->data, (size_t) len + 1);
if (x == NULL) {
/* Since we failed, try allocating the tighest possible
allocation */
len = olen;
x = (unsigned char *) bstr__realloc (b->data, (size_t) olen);
x = (unsigned char *) bstr__realloc (b->data, (size_t) len + 1);
if (NULL == x) {
return BSTR_ERR;
}
@ -142,7 +142,7 @@ int balloc (bstring b, int olen) {
the extra bytes that are allocated, but not considered part of
the string */
if (NULL == (x = (unsigned char *) bstr__alloc ((size_t) len))) {
if (NULL == (x = (unsigned char *) bstr__alloc ((size_t) len + 1))) {
/* Perhaps there is no available memory for the two
allocations to be in memory at once */
@ -2398,13 +2398,13 @@ int i, c, v;
} else {
v = (bl->qty - 1) * len;
if ((bl->qty > 512 || len > 127) &&
v / len != bl->qty - 1) {
v / len != bl->qty - 1) {
bstr__free (b);
return NULL; /* Overflow */
}
if (v > INT_MAX - c) {
bstr__free (b);
return NULL; /* Overflow */
return NULL; /* Overflow */
}
c += v;
p = b->data = (unsigned char *) bstr__alloc (c);