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nx_savedata: More fail paths, ensure alignment

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This commit is contained in:
shchmue 2020-12-07 19:08:08 -07:00
parent 1f77c50975
commit 044c8b32f0
9 changed files with 51 additions and 34 deletions
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13
bdk/libs/nx_savedata/allocation_table_storage.c
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@ -38,12 +38,21 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#include <gfx_utils.h>
void save_allocation_table_storage_init(allocation_table_storage_ctx_t *ctx, substorage *data, allocation_table_ctx_t *table, uint32_t block_size, uint32_t initial_block) {
bool save_allocation_table_storage_init(allocation_table_storage_ctx_t *ctx, substorage *data, allocation_table_ctx_t *table, uint32_t block_size, uint32_t initial_block) {
ctx->base_storage = data;
ctx->block_size = block_size;
ctx->fat = table;
ctx->initial_block = initial_block;
ctx->_length = initial_block == 0xFFFFFFFF ? 0 : save_allocation_table_get_list_length(table, initial_block) * block_size;
ctx->_length = 0;
if (initial_block != 0xFFFFFFFF) {
uint32_t list_length = save_allocation_table_get_list_length(table, initial_block);
if (list_length == 0) {
EPRINTF("Allocation table storage init failed!");
return false;
};
ctx->_length = list_length * block_size;
}
return true;
}
uint32_t save_allocation_table_storage_read(allocation_table_storage_ctx_t *ctx, void *buffer, uint64_t offset, uint64_t count) {