fix: chunk_decompress compilation, chunk_compress data ptr, chunk_format serialization, file_destroy leak, test_chunk memcmp

This commit is contained in:
2026-07-04 21:02:59 +02:00
parent e6c55356c8
commit 1486ac7088
3 changed files with 44 additions and 39 deletions
+42 -37
View File
@@ -6,8 +6,8 @@
#include <string.h> #include <string.h>
#include <zstd.h> #include <zstd.h>
#include "array_list.h"
#include "chunk.h" #include "chunk.h"
#include "array_list.h"
#include "data.h" #include "data.h"
#include "file.h" #include "file.h"
#include "log.h" #include "log.h"
@@ -72,23 +72,26 @@ Data *chunk_format(Chunk *chunk) {
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
char *current_data_pointer = data; char *current_data_pointer = data;
// for (int i = 0; i < chunk->element_count; ++i) { for (int i = 0; i < chunk->element_count; ++i) {
// File *file = chunk->items[i]; File *file = chunk->items[i];
// // add path len // add path len
// int path_length = (int)strlen(file->path); int path_length = (int)strlen(file->path);
// memcpy(current_data_pointer, &path_length, sizeof(int)); memcpy(current_data_pointer, &path_length, sizeof(int));
// current_data_pointer += sizeof(int); current_data_pointer += sizeof(int);
// // add path // add path
// memcpy(current_data_pointer, file->path, path_length); memcpy(current_data_pointer, file->path, path_length);
// current_data_pointer += path_length; current_data_pointer += path_length;
// // add file data len // add file data len
// unsigned long long file_length = file->stats.st_size; unsigned long long file_length = file->stats.st_size;
// memcpy(current_data_pointer, &file_length, sizeof(unsigned long long)); memcpy(current_data_pointer, &file_length, sizeof(unsigned long long));
// current_data_pointer += sizeof(unsigned long long); current_data_pointer += sizeof(unsigned long long);
// // add file data // add file data
// file_content_to_buffer(file, current_data_pointer); if (file->data == NULL) {
// current_data_pointer += file_length; file_load_data(file);
// } }
memcpy(current_data_pointer, file->data->data, file_length);
current_data_pointer += file_length;
}
if (current_data_pointer - data != (long)(long)buffer_size) { if (current_data_pointer - data != (long)(long)buffer_size) {
perror("Buffer of Chunk wasn't filled enough!"); perror("Buffer of Chunk wasn't filled enough!");
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
@@ -123,7 +126,7 @@ Data *chunk_compress(Chunk *chunk, int compression_level) {
unsigned long long data_size = chunk->items[i]->stats.st_size; unsigned long long data_size = chunk->items[i]->stats.st_size;
memcpy(data_pointer, &data_size, sizeof(size_t)); memcpy(data_pointer, &data_size, sizeof(size_t));
data_pointer += sizeof(size_t); data_pointer += sizeof(size_t);
memcpy(data_pointer, chunk->items[i]->data, data_size); memcpy(data_pointer, chunk->items[i]->data->data, data_size);
data_pointer += data_size; data_pointer += data_size;
} }
@@ -139,15 +142,15 @@ Chunk *chunk_decompress(Data *compressed_data) {
return NULL; return NULL;
} }
ArrayList *files = array_list_create(file_destroy); ArrayList *files = array_list_create((void (*)(void *))data_destroy);
char *data_pointer = uncompressed_data->data; char *data_pointer = uncompressed_data->data;
size_t remaining_size = uncompressed_data->size; size_t remaining_size = uncompressed_data->size;
while (remaining_size > 0) { while (remaining_size > 0) {
if (remaining_size < sizeof(size_t)) { if (remaining_size < sizeof(size_t)) {
log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for path length"); log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for path length");
array_list_destroy(files); array_list_delete(files);
data_delete(uncompressed_data); data_destroy(uncompressed_data);
return NULL; return NULL;
} }
@@ -157,16 +160,16 @@ Chunk *chunk_decompress(Data *compressed_data) {
if (remaining_size < path_len) { if (remaining_size < path_len) {
log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for path"); log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for path");
array_list_destroy(files); array_list_delete(files);
data_delete(uncompressed_data); data_destroy(uncompressed_data);
return NULL; return NULL;
} }
char *path = malloc(path_len + 1); char *path = malloc(path_len + 1);
if (path == NULL) { if (path == NULL) {
perror("Could not allocate memory for file path"); perror("Could not allocate memory for file path");
array_list_destroy(files); array_list_delete(files);
data_delete(uncompressed_data); data_destroy(uncompressed_data);
return NULL; return NULL;
} }
memcpy(path, data_pointer, path_len); memcpy(path, data_pointer, path_len);
@@ -177,8 +180,8 @@ Chunk *chunk_decompress(Data *compressed_data) {
if (remaining_size < sizeof(size_t)) { if (remaining_size < sizeof(size_t)) {
log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for data size"); log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for data size");
free(path); free(path);
array_list_destroy(files); array_list_delete(files);
data_delete(uncompressed_data); data_destroy(uncompressed_data);
return NULL; return NULL;
} }
@@ -189,20 +192,22 @@ Chunk *chunk_decompress(Data *compressed_data) {
if (remaining_size < data_size) { if (remaining_size < data_size) {
log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for file content"); log_message(LOG_LEVEL_ERROR, "Invalid chunk format: not enough data for file content");
free(path); free(path);
array_list_destroy(files); array_list_delete(files);
data_delete(uncompressed_data); data_destroy(uncompressed_data);
return NULL; return NULL;
} }
File *file = file_create(path, data_size); struct stat st = {0};
st.st_size = data_size;
File *file = file_create(path, &st);
if (file == NULL) { if (file == NULL) {
free(path); free(path);
array_list_destroy(files); array_list_delete(files);
data_delete(uncompressed_data); data_destroy(uncompressed_data);
return NULL; return NULL;
} }
memcpy(file->data, data_pointer, data_size); file->data = data_create(data_pointer, data_size);
data_pointer += data_size; data_pointer += data_size;
remaining_size -= data_size; remaining_size -= data_size;
@@ -212,12 +217,12 @@ Chunk *chunk_decompress(Data *compressed_data) {
// Create the chunk from the files // Create the chunk from the files
File **file_array = (File **)array_list_to_array(files); File **file_array = (File **)array_list_to_array(files);
Chunk *chunk = chunk_create(file_array, array_list_size(files)); Chunk *chunk = chunk_create(file_array, files->size);
// Clean up // Clean up
free(file_array); free(file_array);
array_list_destroy(files); array_list_delete(files);
data_delete(uncompressed_data); data_destroy(uncompressed_data);
log_message(LOG_LEVEL_DEBUG, "Chunk successfully decompressed"); log_message(LOG_LEVEL_DEBUG, "Chunk successfully decompressed");
return chunk; return chunk;
+1 -1
View File
@@ -37,7 +37,7 @@ void file_destroy(void *item) {
if (item == NULL) if (item == NULL)
return; return;
File *file = (File *)item; File *file = (File *)item;
free(file->data); data_destroy(file->data);
file->data = NULL; file->data = NULL;
free(file->path); free(file->path);
file->path = NULL; file->path = NULL;
+1 -1
View File
@@ -25,7 +25,7 @@ static void test_file_operations() {
file_load_data(f); file_load_data(f);
EXPECT_NOT_NULL(f->data); EXPECT_NOT_NULL(f->data);
EXPECT_EQ_INT(memcmp(f->data, test_content, test_len), 0); EXPECT_EQ_INT(memcmp(f->data->data, test_content, test_len), 0);
file_destroy(f); file_destroy(f);
unlink(test_path); unlink(test_path);