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feat: nullchecks updated

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This commit is contained in:
finn 2022-07-20 12:11:16 +02:00
parent e516595eb2
commit 558f509281
5 changed files with 7 additions and 12 deletions
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3
Implementierung/src/io.c
View file

@ -35,8 +35,7 @@ uint8_t* read_file(const char* path, size_t* size) {
uint8_t* data = malloc(statOfFile.st_size); uint8_t* data = malloc(statOfFile.st_size);
if (data == NULL) { if (data == NULL) {
printf("Failure: malloc returns NULL"); return;
return EXIT_FAILURE;
} }
size_t bytesRead = size_t bytesRead =

1
Implementierung/src/main.c
View file

@ -1,4 +1,5 @@
#include <stdbool.h> #include <stdbool.h>
#include <sys/resource.h>
#include "../lib/helper.h" #include "../lib/helper.h"
#include "../lib/io.h" #include "../lib/io.h"

6
Implementierung/src/md2_impls/md2_0.c
View file

@ -26,8 +26,7 @@ void md2_hash_0(size_t len, const uint8_t buf[len], uint8_t out[16]) {
// +16 for the checksum // +16 for the checksum
uint8_t* newBuf = calloc(len + 16, sizeof(uint8_t)); uint8_t* newBuf = calloc(len + 16, sizeof(uint8_t));
if (newBuf == NULL) { if (newBuf == NULL) {
printf("Failure: calloc returns NULL"); return;
return EXIT_FAILURE;
} }
memcpy(newBuf, buf, len - paddingNeeded); memcpy(newBuf, buf, len - paddingNeeded);
@ -49,8 +48,7 @@ void md2_hash_0(size_t len, const uint8_t buf[len], uint8_t out[16]) {
// === step 3 === // === step 3 ===
uint8_t* messageDigestBuf = calloc(48, sizeof(uint8_t)); uint8_t* messageDigestBuf = calloc(48, sizeof(uint8_t));
if (messageDigestBuf == NULL) { if (messageDigestBuf == NULL) {
printf("Failure: calloc returns NULL"); return;
return EXIT_FAILURE;
} }

6
Implementierung/src/md2_impls/md2_1.c
View file

@ -47,8 +47,7 @@ void md2_hash_1(size_t len, const uint8_t buf[len], uint8_t out[16])
uint8_t* newBuf = aligned_alloc(16, sizeof(uint8_t)*(len + 16)); uint8_t* newBuf = aligned_alloc(16, sizeof(uint8_t)*(len + 16));
if (newBuf == NULL) { if (newBuf == NULL) {
printf("Failure: aligned_alloc returns NULL"); return;
return EXIT_FAILURE;
} }
for(size_t i = 0; i < 16; i++) { for(size_t i = 0; i < 16; i++) {
@ -65,8 +64,7 @@ void md2_hash_1(size_t len, const uint8_t buf[len], uint8_t out[16])
// === step 3 === // === step 3 ===
uint8_t *messageDigestBuf = aligned_alloc(16, sizeof(uint8_t) * 48); uint8_t *messageDigestBuf = aligned_alloc(16, sizeof(uint8_t) * 48);
if (messageDigestBuf == NULL) { if (messageDigestBuf == NULL) {
printf("Failure: aligned_alloc returns NULL"); return;
return EXIT_FAILURE;
} }
for (size_t i = 0; i < 48; i++) { for (size_t i = 0; i < 48; i++) {

3
Implementierung/src/md2_impls/md2_2.c
View file

@ -51,8 +51,7 @@ void md2_hash_2(size_t len, const uint8_t buf[len], uint8_t out[16]) {
// === step 3 === // === step 3 ===
uint8_t* messageDigestBuf = calloc(48, sizeof(uint8_t)); uint8_t* messageDigestBuf = calloc(48, sizeof(uint8_t));
if (messageDigestBuf == NULL) { if (messageDigestBuf == NULL) {
printf("Failure: calloc returns NULL"); return;
return EXIT_FAILURE;
} }
// === step 4 === // === step 4 ===