Introduced mangling of HFS+ names for case-insensitive uniqueness.

This commit is contained in:
Thomas Schmitt 2012-06-30 21:48:42 +02:00
parent 2d441cca5d
commit 2c88e74798
6 changed files with 461 additions and 13 deletions

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@ -1924,6 +1924,7 @@ int ecma119_image_new(IsoImage *src, IsoWriteOpts *opts, Ecma119Image **img)
target->hfsp_block_size = opts->hfsp_block_size; target->hfsp_block_size = opts->hfsp_block_size;
target->hfsp_cat_node_size = 0; target->hfsp_cat_node_size = 0;
target->hfsp_iso_block_fac = 0; target->hfsp_iso_block_fac = 0;
target->hfsp_collision_count = 0;
target->apm_req_count = 0; target->apm_req_count = 0;
target->apm_req_flags = 0; target->apm_req_flags = 0;
for (i = 0; i < ISO_APM_ENTRIES_MAX; i++) for (i = 0; i < ISO_APM_ENTRIES_MAX; i++)

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@ -664,6 +664,7 @@ struct ecma119_image
uint32_t hfsp_curleaf; uint32_t hfsp_curleaf;
uint32_t hfsp_nnodes; uint32_t hfsp_nnodes;
uint32_t hfsp_bless_id[ISO_HFSPLUS_BLESS_MAX]; uint32_t hfsp_bless_id[ISO_HFSPLUS_BLESS_MAX];
uint32_t hfsp_collision_count;
/* /*
* ISO 9660:1999 related information * ISO 9660:1999 related information

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@ -30,6 +30,16 @@
# define Libisofs_apm_flags_bit2 yes # define Libisofs_apm_flags_bit2 yes
*/ */
/* A brute force method of mangling to ensure proper sorting after a name
change.
# define Libisofs_mangle_with_sort yes
*/
/* A brute force method of mangling which prevents the registration of
collisions on the first hand.
# define Libisofs_mangle_while_set_hfsplus_namE yes
*/
#ifdef HAVE_CONFIG_H #ifdef HAVE_CONFIG_H
#include "../config.h" #include "../config.h"
@ -69,6 +79,11 @@ uint16_t htons(uint16_t hostshort);
*/ */
#ifdef Libisofs_mangle_while_set_hfsplus_namE
static int set_mangled_hfsplus_name(Ecma119Image *t, char *name, uint32_t idx);
#endif
/* ts B20623: pad up output block to full 2048 bytes */ /* ts B20623: pad up output block to full 2048 bytes */
static static
int pad_up_block(Ecma119Image *t) int pad_up_block(Ecma119Image *t)
@ -149,8 +164,8 @@ int set_hfsplus_name(Ecma119Image *t, char *name, HFSPlusNode *node)
} }
curlen = ucslen (ucs_name); curlen = ucslen (ucs_name);
node->name = malloc ((curlen * HFSPLUS_MAX_DECOMPOSE_LEN + 1) node->name = calloc ((curlen * HFSPLUS_MAX_DECOMPOSE_LEN + 1),
* sizeof (node->name[0])); sizeof (node->name[0]));
if (!node->name) if (!node->name)
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
@ -221,7 +236,7 @@ int set_hfsplus_name(Ecma119Image *t, char *name, HFSPlusNode *node)
} }
while (done); while (done);
node->cmp_name = malloc ((ucslen (node->name) + 1) * sizeof (node->cmp_name[0])); node->cmp_name = calloc ((ucslen (node->name) + 1), sizeof (node->cmp_name[0]));
if (!node->cmp_name) if (!node->cmp_name)
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
@ -334,10 +349,25 @@ int create_tree(Ecma119Image *t, IsoNode *iso, uint32_t parent_id)
t->hfsp_bless_id[i] = cat_id; t->hfsp_bless_id[i] = cat_id;
} }
set_hfsplus_name (t, iso->name, &t->hfsp_leafs[t->hfsp_curleaf]);
t->hfsp_leafs[t->hfsp_curleaf].node = iso; t->hfsp_leafs[t->hfsp_curleaf].node = iso;
t->hfsp_leafs[t->hfsp_curleaf].cat_id = cat_id;
t->hfsp_leafs[t->hfsp_curleaf].parent_id = parent_id; t->hfsp_leafs[t->hfsp_curleaf].parent_id = parent_id;
#ifdef Libisofs_mangle_while_set_hfsplus_namE
/* Important: Except for root node, .node and .parent_id need both to be
known in name setter */
ret = set_mangled_hfsplus_name (t, iso->name, t->hfsp_curleaf);
#else
ret = set_hfsplus_name (t, iso->name, &t->hfsp_leafs[t->hfsp_curleaf]);
#endif /* ! Libisofs_mangle_while_set_hfsplus_namE */
if (ret < 0)
return ret;
t->hfsp_leafs[t->hfsp_curleaf].cat_id = cat_id;
t->hfsp_leafs[t->hfsp_curleaf].unix_type = UNIX_NONE; t->hfsp_leafs[t->hfsp_curleaf].unix_type = UNIX_NONE;
switch (iso->type) switch (iso->type)
@ -1169,6 +1199,377 @@ int nop_writer_free_data(IsoImageWriter *writer)
return ISO_SUCCESS; return ISO_SUCCESS;
} }
/*
??? : Change this to binary search ?
Expected advantage is low except with prefix "MANGLED".
@param flag bit0= array is unsorted, do not abort on first larger element
@return 0 = collision (collider in *new_idx), 1 = insert at *new_idx
*/
static
int search_mangled_pos(Ecma119Image *target, uint32_t idx, uint32_t *new_idx,
uint32_t search_start, uint32_t search_end, int flag)
{
uint32_t i;
int rel;
for (i = search_start; i < search_end; i++) {
if (target->hfsp_leafs[i].type == HFSPLUS_DIR_THREAD ||
target->hfsp_leafs[i].type == HFSPLUS_FILE_THREAD)
continue;
rel = cmp_node(&(target->hfsp_leafs[idx]), &(target->hfsp_leafs[i]));
if (rel == 0 && idx != i) {
*new_idx = i;
return 0; /* Collision */
}
if (rel < 0 && !(flag & 1)) {
if (i <= idx)
*new_idx = i;
else
*new_idx = i - 1;
return 1;
}
}
*new_idx = search_end - 1;
return 1;
}
static
void rotate_hfs_list(Ecma119Image *target, uint32_t old_idx, uint32_t new_idx,
int flag)
{
uint32_t i, sz;
HFSPlusNode tr;
if (old_idx == new_idx)
return;
sz = sizeof(HFSPlusNode);
memcpy(&tr, &target->hfsp_leafs[old_idx], sz);
if (old_idx > new_idx) {
for (i = old_idx; i > new_idx; i--)
memcpy(&target->hfsp_leafs[i], &target->hfsp_leafs[i - 1], sz);
} else {
for (i = old_idx; i < new_idx; i++)
memcpy(&target->hfsp_leafs[i], &target->hfsp_leafs[i + 1], sz);
}
memcpy(&target->hfsp_leafs[new_idx], &tr, sz);
}
/* Find the other nodes with old_name and switch to new .name
One could make assumptions where name-followers are.
But then there are still the symbolic links. They can be located anywhere.
*/
static
int update_name_followers(Ecma119Image *target, uint32_t idx,
uint16_t *old_name, uint16_t *old_cmp_name,
uint32_t old_strlen)
{
uint32_t i;
for (i = 0; i < target->hfsp_nleafs; i++) {
/* >>> check for symbolic links which point to old_name
But hfsplus_writer_write_data() takes the link destination
directly from the IsoNode.
So Libisofs_hfsplus_new_symlinK must be implemented.
*/;
if (target->hfsp_leafs[i].name != old_name)
continue;
target->hfsp_leafs[i].name = target->hfsp_leafs[idx].name;
target->hfsp_leafs[i].strlen = target->hfsp_leafs[idx].strlen;
if (target->hfsp_leafs[i].cmp_name == old_cmp_name)
target->hfsp_leafs[i].cmp_name = target->hfsp_leafs[idx].cmp_name;
if (target->hfsp_leafs[i].strlen > old_strlen)
target->hfsp_leafs[i].used_size += (target->hfsp_leafs[i].strlen -
old_strlen) * 2;
else
target->hfsp_leafs[i].used_size -= 2 * (old_strlen -
target->hfsp_leafs[i].strlen);
}
return 1;
}
/* @param flag bit0= node is new: do not rotate, do not update followers
*/
static
int try_mangle(Ecma119Image *target, uint32_t idx, uint32_t prev_idx,
uint32_t search_start, uint32_t search_end,
uint32_t *new_idx, char *prefix, int flag)
{
int i, ret = 0;
char new_name[256], number[9];
uint16_t *old_name, *old_cmp_name;
uint32_t old_strlen;
old_name = target->hfsp_leafs[idx].name;
old_cmp_name = target->hfsp_leafs[idx].cmp_name;
old_strlen = target->hfsp_leafs[idx].strlen;
for (i = -1; i < 0x7fffffff; i++) {
if (i == -1)
number[0] = 0;
else
sprintf(number, "%X", (unsigned int) i);
if (strlen(prefix) + 1 + strlen(number) >= 256) {
ret = 0;
goto no_success;
}
/* >>> "-" sorts lower than capital letters ,
"_" causes longer rotations
*/
sprintf(new_name, "%s_%s", prefix, number);
/* The original name is kept until the end of the try */
if (target->hfsp_leafs[idx].name != old_name)
free(target->hfsp_leafs[idx].name);
if (target->hfsp_leafs[idx].cmp_name != old_cmp_name)
free(target->hfsp_leafs[idx].cmp_name);
ret = set_hfsplus_name(target, new_name, &(target->hfsp_leafs[idx]));
if (ret < 0)
goto no_success;
ret = search_mangled_pos(target, idx, new_idx, search_start,
search_end, (flag & 1));
if (ret < 0)
goto no_success;
if (ret == 0)
continue; /* collision */
#ifdef Libisofs_mangle_with_sort
/* Sorting happens later */
*new_idx = idx;
#else
if (flag & 1)
*new_idx = idx;
else
rotate_hfs_list(target, idx, *new_idx, 0);
#endif /* Libisofs_mangle_with_sort */
/* >>> Get full ISO-RR paths of colliding nodes */;
iso_msg_debug(target->image->id,
"HFS+ name collision with \"%s\" : \"%s\" renamed to \"%s\"",
target->hfsp_leafs[prev_idx].node->name,
target->hfsp_leafs[*new_idx].node->name, new_name);
break;
}
target->hfsp_leafs[*new_idx].used_size +=
(target->hfsp_leafs[*new_idx].strlen - old_strlen) * 2;
if (!(flag & 1)) {
ret = update_name_followers(target, *new_idx,
old_name, old_cmp_name, old_strlen);
if (ret < 0)
goto no_success;
}
free(old_name);
free(old_cmp_name);
return 1;
no_success:;
target->hfsp_leafs[idx].name = old_name;
target->hfsp_leafs[idx].cmp_name = old_cmp_name;
target->hfsp_leafs[idx].strlen = old_strlen;
return ret;
}
static
int mangle_leafs(Ecma119Image *target, int flag)
{
int ret;
uint32_t i, new_idx, prev, first_prev;
#ifdef Libisofs_mangle_while_set_hfsplus_namE
iso_msg_debug(target->image->id, "%s",
"HFS+ check for name uniqueness started ...");
#else
iso_msg_debug(target->image->id, "%s", "HFS+ mangling started ...");
#endif
#ifdef Libisofs_mangle_with_sort
re_start:;
#endif
/* Look for the first owner of a name */
for (prev = 0; prev < target->hfsp_nleafs; prev++) {
if (target->hfsp_leafs[prev].type == HFSPLUS_DIR_THREAD ||
target->hfsp_leafs[prev].type == HFSPLUS_FILE_THREAD ||
target->hfsp_leafs[prev].node == NULL ||
target->hfsp_leafs[prev].name == NULL ||
target->hfsp_leafs[prev].cmp_name == NULL)
continue;
if (target->hfsp_leafs[prev].node->name == NULL)
continue;
break;
}
first_prev = prev;
for (i = prev + 1; i < target->hfsp_nleafs; i++) {
if (target->hfsp_leafs[i].type == HFSPLUS_DIR_THREAD ||
target->hfsp_leafs[i].type == HFSPLUS_FILE_THREAD ||
target->hfsp_leafs[i].node == NULL ||
target->hfsp_leafs[i].name == NULL ||
target->hfsp_leafs[i].cmp_name == NULL)
continue;
if (target->hfsp_leafs[i].node->name == NULL)
continue;
if (cmp_node(&(target->hfsp_leafs[prev]), &(target->hfsp_leafs[i]))
!= 0) {
prev = i;
continue;
}
target->hfsp_collision_count++;
#ifdef Libisofs_mangle_while_set_hfsplus_namE
return ISO_HFSP_NO_MANGLE;
#endif
#ifdef Libisofs_with_mangle_masK
/* >>> Development sketch: */
/* >>> define in libisofs.h : enum with LIBISO_NOMANGLE_xyz
xinfo function for uint32_t
*/
/* >>> inquire xinfo for mangle protection : uint32_t mangle_mask */
if (mangle_mask & (1 << LIBISO_NOMANGLE_HFSPLUS)) {
/* >>> Get full ISO-RR paths of colliding nodes and print
error message */;
return ISO_HFSP_NO_MANGLE;
} else {
#else /* Libisofs_with_mangle_masK */
{
#endif /* ! Libisofs_with_mangle_masK */
ret= try_mangle(target, i, prev, i + 1, target->hfsp_nleafs,
&new_idx, target->hfsp_leafs[i].node->name, 0);
if (ret == 0)
ret= try_mangle(target, i, prev, 0, target->hfsp_nleafs,
&new_idx, "MANGLED", 0);
if (ret < 0)
return(ret);
if (new_idx > i) {
i--; /* an unprocessed candidate has been rotated to i */
} else {
prev = i; /* advance */
}
#ifdef Libisofs_mangle_with_sort
qsort(target->hfsp_leafs, target->hfsp_nleafs,
sizeof(*target->hfsp_leafs), cmp_node);
goto re_start;
#endif
}
}
if (target->hfsp_collision_count > 0) {
/* Mangling cannot be properly performed if the name owners do not
stay in sorting order.
*/
prev = first_prev;
for (i = prev + 1; i < target->hfsp_nleafs; i++) {
if (target->hfsp_leafs[i].type == HFSPLUS_DIR_THREAD ||
target->hfsp_leafs[i].type == HFSPLUS_FILE_THREAD ||
target->hfsp_leafs[i].node == NULL ||
target->hfsp_leafs[i].name == NULL ||
target->hfsp_leafs[i].cmp_name == NULL)
continue;
if (target->hfsp_leafs[i].node->name == NULL)
continue;
if (cmp_node(&(target->hfsp_leafs[prev]),
&(target->hfsp_leafs[i])) > 0) {
iso_msg_debug(target->image->id,
"*********** Mangling messed up sorting *************\n");
break;
}
prev = i;
}
/* Only the owners of names were considered during mangling.
The HFSPLUS_*_THREAD types must get in line by sorting again.
*/
qsort(target->hfsp_leafs, target->hfsp_nleafs,
sizeof(*target->hfsp_leafs), cmp_node);
}
#ifdef Libisofs_mangle_while_set_hfsplus_namE
iso_msg_debug(target->image->id,
"HFS+ check for name uniqueness successful.");
#else
iso_msg_debug(target->image->id,
"HFS+ mangling done. Resolved Collisions: %lu",
(unsigned long) target->hfsp_collision_count);
#endif
return ISO_SUCCESS;
}
#ifdef Libisofs_mangle_while_set_hfsplus_namE
static
int set_mangled_hfsplus_name(Ecma119Image *t, char *name, uint32_t idx)
{
uint32_t found_idx, new_idx;
int ret;
ret = set_hfsplus_name(t, name, &t->hfsp_leafs[idx]);
if (ret < 0)
return ret;
ret = search_mangled_pos(t, idx, &found_idx, 0, t->hfsp_curleaf, 1);
if (ret != 0)
return ISO_SUCCESS; /* no collision */
t->hfsp_collision_count++;
iso_msg_debug(t->image->id,
"HFS+ name collision between '%s' and '%s'",
t->hfsp_leafs[idx].node->name,
t->hfsp_leafs[found_idx].node->name);
ret= try_mangle(t, idx, found_idx, 0, t->hfsp_curleaf, &new_idx,
t->hfsp_leafs[idx].node->name, 1);
if (ret == 0)
ret= try_mangle(t, idx, found_idx, 0, t->hfsp_curleaf, &new_idx,
"MANGLED", 1);
if (ret < 0)
return(ret);
if (ret == 0) /* should not happen */
return ISO_HFSP_NO_MANGLE;
/* >>> ??? How to adjust symbolic links ?
Especially those which are not yet registered in hfsp_leafs
*/;
return ISO_SUCCESS;
}
#endif /* Libisofs_mangle_while_set_hfsplus_namE */
int hfsplus_writer_create(Ecma119Image *target) int hfsplus_writer_create(Ecma119Image *target)
{ {
int ret; int ret;
@ -1180,7 +1581,7 @@ int hfsplus_writer_create(Ecma119Image *target)
int i; int i;
uint32_t cat_node_size; uint32_t cat_node_size;
writer = malloc(sizeof(IsoImageWriter)); writer = calloc(1, sizeof(IsoImageWriter));
if (writer == NULL) { if (writer == NULL) {
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
} }
@ -1201,7 +1602,7 @@ int hfsplus_writer_create(Ecma119Image *target)
writer->data = NULL; writer->data = NULL;
writer->target = target; writer->target = target;
iso_msg_debug(target->image->id, "Creating low level Hfsplus tree..."); iso_msg_debug(target->image->id, "Creating HFS+ tree...");
target->hfsp_nfiles = 0; target->hfsp_nfiles = 0;
target->hfsp_ndirs = 0; target->hfsp_ndirs = 0;
target->hfsp_cat_id = 16; target->hfsp_cat_id = 16;
@ -1217,12 +1618,25 @@ int hfsplus_writer_create(Ecma119Image *target)
target->hfsp_nleafs = 2 * (target->hfsp_nfiles + target->hfsp_ndirs); target->hfsp_nleafs = 2 * (target->hfsp_nfiles + target->hfsp_ndirs);
target->hfsp_curleaf = 0; target->hfsp_curleaf = 0;
target->hfsp_leafs = malloc (target->hfsp_nleafs * sizeof (target->hfsp_leafs[0])); target->hfsp_leafs = calloc (target->hfsp_nleafs, sizeof (target->hfsp_leafs[0]));
if (target->hfsp_leafs == NULL) { if (target->hfsp_leafs == NULL) {
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
} }
set_hfsplus_name (target, target->image->volume_id, &target->hfsp_leafs[target->hfsp_curleaf]); #ifdef Libisofs_mangle_while_set_hfsplus_namE
ret = set_mangled_hfsplus_name (target, target->image->volume_id,
target->hfsp_curleaf);
#else
ret = set_hfsplus_name (target, target->image->volume_id,
&target->hfsp_leafs[target->hfsp_curleaf]);
#endif /* ! Libisofs_mangle_while_set_hfsplus_namE */
if (ret < 0)
return ret;
target->hfsp_leafs[target->hfsp_curleaf].node = (IsoNode *) target->image->root; target->hfsp_leafs[target->hfsp_curleaf].node = (IsoNode *) target->image->root;
target->hfsp_leafs[target->hfsp_curleaf].used_size = target->hfsp_leafs[target->hfsp_curleaf].strlen * 2 + 8 + 2 + sizeof (struct hfsplus_catfile_common); target->hfsp_leafs[target->hfsp_curleaf].used_size = target->hfsp_leafs[target->hfsp_curleaf].strlen * 2 + 8 + 2 + sizeof (struct hfsplus_catfile_common);
@ -1259,12 +1673,22 @@ int hfsplus_writer_create(Ecma119Image *target)
target->hfsp_leafs[0].nchildren++; target->hfsp_leafs[0].nchildren++;
} }
#ifdef Libisofs_mangle_while_set_hfsplus_namE
iso_msg_debug(target->image->id,
"Resolved HFS+ name collisions: %lu",
(unsigned long) target->hfsp_collision_count);
#endif
qsort(target->hfsp_leafs, target->hfsp_nleafs, qsort(target->hfsp_leafs, target->hfsp_nleafs,
sizeof(*target->hfsp_leafs), cmp_node); sizeof(*target->hfsp_leafs), cmp_node);
ret = mangle_leafs(target, 0);
if (ret < 0)
return ret;
for (max_levels = 0; target->hfsp_nleafs >> max_levels; max_levels++); for (max_levels = 0; target->hfsp_nleafs >> max_levels; max_levels++);
max_levels += 2; max_levels += 2;
target->hfsp_levels = malloc (max_levels * sizeof (target->hfsp_levels[0])); target->hfsp_levels = calloc (max_levels, sizeof (target->hfsp_levels[0]));
if (target->hfsp_levels == NULL) { if (target->hfsp_levels == NULL) {
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
} }
@ -1275,7 +1699,7 @@ int hfsplus_writer_create(Ecma119Image *target)
uint32_t i; uint32_t i;
unsigned bytes_rem = cat_node_size - sizeof (struct hfsplus_btnode) - 2; unsigned bytes_rem = cat_node_size - sizeof (struct hfsplus_btnode) - 2;
target->hfsp_levels[level].nodes = malloc ((target->hfsp_nleafs + 1) * sizeof (target->hfsp_levels[level].nodes[0])); target->hfsp_levels[level].nodes = calloc ((target->hfsp_nleafs + 1), sizeof (target->hfsp_levels[level].nodes[0]));
if (!target->hfsp_levels[level].nodes) if (!target->hfsp_levels[level].nodes)
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
@ -1332,7 +1756,7 @@ int hfsplus_writer_create(Ecma119Image *target)
level++; level++;
target->hfsp_levels[level].nodes = malloc (((last_size + 1) / 2) * sizeof (target->hfsp_levels[level].nodes[0])); target->hfsp_levels[level].nodes = calloc (((last_size + 1) / 2), sizeof (target->hfsp_levels[level].nodes[0]));
if (!target->hfsp_levels[level].nodes) if (!target->hfsp_levels[level].nodes)
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
@ -1385,7 +1809,7 @@ int hfsplus_tail_writer_create(Ecma119Image *target)
{ {
IsoImageWriter *writer; IsoImageWriter *writer;
writer = malloc(sizeof(IsoImageWriter)); writer = calloc(1, sizeof(IsoImageWriter));
if (writer == NULL) { if (writer == NULL) {
return ISO_OUT_OF_MEM; return ISO_OUT_OF_MEM;
} }

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@ -43,6 +43,9 @@ struct hfsplus_btree_level
struct hfsplus_node struct hfsplus_node
{ {
/* Note: .type HFSPLUS_DIR_THREAD and HFSPLUS_FILE_THREAD do not own their
.name and .cmp_name. They have copies of others, if ever.
*/
uint16_t *name; /* Name in UTF-16BE, decomposed. */ uint16_t *name; /* Name in UTF-16BE, decomposed. */
uint16_t *cmp_name; /* Name used for comparing. */ uint16_t *cmp_name; /* Name used for comparing. */
@ -50,7 +53,21 @@ struct hfsplus_node
enum { UNIX_NONE, UNIX_SYMLINK, UNIX_SPECIAL } unix_type; enum { UNIX_NONE, UNIX_SYMLINK, UNIX_SPECIAL } unix_type;
uint32_t symlink_block; uint32_t symlink_block;
#ifdef Libisofs_hfsplus_new_symlinK
/* >>> Currently symlinks take their destination string from IsoNode.
This will not work after the destination name suffered a
case-sensitivity collision.
So it is necessary to store the string with the HFS+ node and
to adjust it during mangling.
>>> This is not yet implemented in hfsplus.c
*/
char *symlink_dest;
#else
uint32_t symlink_size; uint32_t symlink_size;
#endif
enum hfsplus_node_type type; enum hfsplus_node_type type;
IsoFileSrc *file; IsoFileSrc *file;

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@ -7370,6 +7370,9 @@ int iso_image_hfsplus_get_blessed(IsoImage *img, IsoNode ***blessed_nodes,
/** APM block size prevents coexistence with GPT (FAILURE, HIGH, -392) */ /** APM block size prevents coexistence with GPT (FAILURE, HIGH, -392) */
#define ISO_BOOT_APM_GPT_BSIZE 0xE830FE78 #define ISO_BOOT_APM_GPT_BSIZE 0xE830FE78
/** Name collision in HFS+, mangling not possible (FAILURE, HIGH, -393) */
#define ISO_HFSP_NO_MANGLE 0xE830FE77
/* Internal developer note: /* Internal developer note:
Place new error codes directly above this comment. Place new error codes directly above this comment.

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@ -494,6 +494,8 @@ const char *iso_error_to_msg(int errcode)
return "Not a supported HFS+ or APM block size"; return "Not a supported HFS+ or APM block size";
case ISO_BOOT_APM_GPT_BSIZE: case ISO_BOOT_APM_GPT_BSIZE:
return "APM block size prevents coexistence with GPT"; return "APM block size prevents coexistence with GPT";
case ISO_HFSP_NO_MANGLE:
return "Name collision in HFS+, mangling not possible";
default: default:
return "Unknown error"; return "Unknown error";
} }