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Rework content_flush_save_blocks/content_allocate_save_blocks

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This commit is contained in:
twinaphex 2016-09-22 14:38:50 +02:00
parent b2240c5783
commit dad9a079c7
1 changed files with 45 additions and 31 deletions
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76
tasks/task_save.c
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@ -324,7 +324,7 @@ void autosave_deinit(void)
}
#endif
static unsigned content_allocate_save_blocks(struct sram_block *blocks)
static unsigned content_allocate_save_blocks(struct sram_block **blocks)
{
unsigned i;
unsigned num_blocks = 0;
@ -337,55 +337,63 @@ static unsigned content_allocate_save_blocks(struct sram_block *blocks)
{
RARCH_LOG("%s.\n",
msg_hash_to_str(MSG_BLOCKING_SRAM_OVERWRITE));
blocks = (struct sram_block*)
*blocks = (struct sram_block*)
calloc(task_save_files->size, sizeof(*blocks));
if (blocks)
if (*blocks)
{
num_blocks = task_save_files->size;
for (i = 0; i < num_blocks; i++)
blocks[i].type = task_save_files->elems[i].attr.i;
{
struct sram_block *block = (struct sram_block*)&blocks[i];
block->type = task_save_files->elems[i].attr.i;
}
}
}
for (i = 0; i < num_blocks; i++)
{
retro_ctx_memory_info_t mem_info;
struct sram_block *block = (struct sram_block*)&blocks[i];
mem_info.id = blocks[i].type;
mem_info.id = block->type;
core_get_memory(&mem_info);
blocks[i].size = mem_info.size;
block->size = mem_info.size;
}
for (i = 0; i < num_blocks; i++)
if (blocks[i].size)
blocks[i].data = malloc(blocks[i].size);
{
struct sram_block *block = (struct sram_block*)&blocks[i];
if (block->size)
block->data = malloc(block->size);
}
/* Backup current SRAM which is overwritten by unserialize. */
for (i = 0; i < num_blocks; i++)
{
if (blocks[i].data)
{
retro_ctx_memory_info_t mem_info;
void *dst = NULL;
const void *src = NULL;
retro_ctx_memory_info_t mem_info;
void *dst = NULL;
const void *src = NULL;
struct sram_block *block = (struct sram_block*)&blocks[i];
mem_info.id = blocks[i].type;
if (!block->data)
continue;
core_get_memory(&mem_info);
mem_info.id = block->type;
src = mem_info.data;
dst = blocks[i].data;
if (src)
memcpy(dst, src, blocks[i].size);
}
core_get_memory(&mem_info);
src = mem_info.data;
dst = block->data;
if (src)
memcpy(dst, src, block->size);
}
return num_blocks;
}
static void content_flush_save_blocks(struct sram_block *blocks,
static void content_flush_save_blocks(struct sram_block **blocks,
unsigned num_blocks)
{
unsigned i;
@ -393,26 +401,30 @@ static void content_flush_save_blocks(struct sram_block *blocks,
/* Flush back. */
for (i = 0; i < num_blocks; i++)
{
if (blocks[i].data)
struct sram_block *block = (struct sram_block*)&blocks[i];
if (block->data)
{
retro_ctx_memory_info_t mem_info;
const void *src = NULL;
void *dst = NULL;
mem_info.id = blocks[i].type;
mem_info.id = block->type;
core_get_memory(&mem_info);
src = blocks[i].data;
src = block->data;
dst = mem_info.data;
if (dst)
memcpy(dst, src, blocks[i].size);
memcpy(dst, src, block->size);
}
}
for (i = 0; i < num_blocks; i++)
free(blocks[i].data);
free(blocks);
{
struct sram_block *block = (struct sram_block*)&blocks[i];
free(block->data);
}
}
/**
@ -439,7 +451,7 @@ bool content_undo_load_state(void)
undo_load_buf.size,
msg_hash_to_str(MSG_BYTES));
num_blocks = content_allocate_save_blocks(blocks);
num_blocks = content_allocate_save_blocks(&blocks);
/* We need to make a temporary copy of the buffer, to allow the swap below */
temp_data = malloc(undo_load_buf.size);
@ -459,7 +471,8 @@ bool content_undo_load_state(void)
free(temp_data);
temp_data = NULL;
content_flush_save_blocks(blocks, num_blocks);
content_flush_save_blocks(&blocks, num_blocks);
free(blocks);
if (!ret)
{
@ -650,7 +663,7 @@ bool content_load_state(const char *path, bool load_to_backup_buffer)
return true;
}
num_blocks = content_allocate_save_blocks(blocks);
num_blocks = content_allocate_save_blocks(&blocks);
serial_info.data_const = buf;
serial_info.size = size;
@ -660,7 +673,8 @@ bool content_load_state(const char *path, bool load_to_backup_buffer)
ret = core_unserialize(&serial_info);
content_flush_save_blocks(blocks, num_blocks);
content_flush_save_blocks(&blocks, num_blocks);
free(blocks);
if (!ret)
goto error;