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feat: return nullchecks updated

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This commit is contained in:
finn 2022-07-20 09:21:48 +02:00
parent fda4ee592d
commit e516595eb2
4 changed files with 8 additions and 8 deletions
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2
Implementierung/src/io.c
View file

@ -36,7 +36,7 @@ uint8_t* read_file(const char* path, size_t* size) {
uint8_t* data = malloc(statOfFile.st_size);
if (data == NULL) {
printf("Failure: malloc returns NULL");
return -1;
return EXIT_FAILURE;
}
size_t bytesRead =

4
Implementierung/src/md2_impls/md2_0.c
View file

@ -27,7 +27,7 @@ void md2_hash_0(size_t len, const uint8_t buf[len], uint8_t out[16]) {
uint8_t* newBuf = calloc(len + 16, sizeof(uint8_t));
if (newBuf == NULL) {
printf("Failure: calloc returns NULL");
return -1;
return EXIT_FAILURE;
}
memcpy(newBuf, buf, len - paddingNeeded);
@ -50,7 +50,7 @@ void md2_hash_0(size_t len, const uint8_t buf[len], uint8_t out[16]) {
uint8_t* messageDigestBuf = calloc(48, sizeof(uint8_t));
if (messageDigestBuf == NULL) {
printf("Failure: calloc returns NULL");
return -1;
return EXIT_FAILURE;
}

4
Implementierung/src/md2_impls/md2_1.c
View file

@ -48,7 +48,7 @@ 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));
if (newBuf == NULL) {
printf("Failure: aligned_alloc returns NULL");
return -1;
return EXIT_FAILURE;
}
for(size_t i = 0; i < 16; i++) {
@ -66,7 +66,7 @@ void md2_hash_1(size_t len, const uint8_t buf[len], uint8_t out[16])
uint8_t *messageDigestBuf = aligned_alloc(16, sizeof(uint8_t) * 48);
if (messageDigestBuf == NULL) {
printf("Failure: aligned_alloc returns NULL");
return -1;
return EXIT_FAILURE;
}
for (size_t i = 0; i < 48; i++) {

6
Implementierung/src/md2_impls/md2_2.c
View file

@ -52,7 +52,7 @@ void md2_hash_2(size_t len, const uint8_t buf[len], uint8_t out[16]) {
uint8_t* messageDigestBuf = calloc(48, sizeof(uint8_t));
if (messageDigestBuf == NULL) {
printf("Failure: calloc returns NULL");
return -1;
return EXIT_FAILURE;
}
// === step 4 ===
@ -60,13 +60,13 @@ void md2_hash_2(size_t len, const uint8_t buf[len], uint8_t out[16]) {
uint8_t* checksum = calloc(16, sizeof(uint8_t));
if (checksum == NULL) {
printf("Failure: calloc returns NULL");
return -1;
return EXIT_FAILURE;
}
uint8_t* data = malloc(16);
if (data == NULL) {
printf("Failure: malloc returns NULL");
return -1;
return EXIT_FAILURE;
}
size_t bytes_left_to_read = file_stat.st_size;
size_t bytes_left_to_process = 0;