Fix: File reading
This commit is contained in:
parent
9133601088
commit
9f91eb3962
5 changed files with 46 additions and 39 deletions
3
.vscode/settings.json
vendored
3
.vscode/settings.json
vendored
|
@ -9,7 +9,8 @@
|
|||
"optional": "c",
|
||||
"string_view": "c",
|
||||
"system_error": "c",
|
||||
"variant": "c"
|
||||
"variant": "c",
|
||||
"array": "c"
|
||||
},
|
||||
"editor.formatOnSave": true
|
||||
}
|
||||
|
|
|
@ -2,6 +2,7 @@
|
|||
#define IO_H
|
||||
|
||||
#include <errno.h>
|
||||
#include <stdbool.h>
|
||||
#include <stdint.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
@ -11,9 +12,10 @@
|
|||
* @brief reads a file at a path
|
||||
*
|
||||
* @param path the filepath
|
||||
* @param data where to store the pointer to the data
|
||||
* @param size a pointer where the size of the result should be stored
|
||||
* @return the raw data
|
||||
*/
|
||||
uint8_t* read_file(const char* path, size_t* size);
|
||||
bool read_file(const char* path, uint8_t** data, size_t* size);
|
||||
|
||||
#endif // IO_H
|
|
@ -1,13 +1,13 @@
|
|||
#include "io.h"
|
||||
|
||||
uint8_t* read_file(const char* path, size_t* size) {
|
||||
bool read_file(const char* path, uint8_t** data, size_t* size) {
|
||||
// Read the contents of the file specified by path into a heap-allocated
|
||||
// buffer and return a pointer to that buffer.
|
||||
FILE* f = fopen(path, "r");
|
||||
if (f == NULL) {
|
||||
printf("Fopen error: %d\n", errno);
|
||||
fclose(f);
|
||||
return NULL;
|
||||
return false;
|
||||
}
|
||||
|
||||
struct stat statOfFile;
|
||||
|
@ -15,28 +15,28 @@ uint8_t* read_file(const char* path, size_t* size) {
|
|||
if (status == -1) {
|
||||
printf("Fstat error: %d\n", errno);
|
||||
fclose(f);
|
||||
return NULL;
|
||||
return false;
|
||||
};
|
||||
|
||||
if ((statOfFile.st_mode & S_IFMT) != S_IFREG) {
|
||||
printf("File is not a regular file!\n");
|
||||
fclose(f);
|
||||
return NULL;
|
||||
return false;
|
||||
}
|
||||
|
||||
uint8_t* data = malloc(statOfFile.st_size);
|
||||
(*data) = malloc(statOfFile.st_size);
|
||||
|
||||
size_t bytesRead =
|
||||
fread(data, statOfFile.st_blksize, statOfFile.st_blocks, f);
|
||||
// Or: size_t bytesRead = fread(data, sizeof(char), statOfFile.st_size, f);
|
||||
fread((*data), statOfFile.st_blksize, statOfFile.st_blocks, f);
|
||||
// size_t bytesRead = fread(data, sizeof(uint8_t), statOfFile.st_size, f);
|
||||
if (bytesRead != 0 && !feof(f)) {
|
||||
printf("Error reading file!\n");
|
||||
fclose(f);
|
||||
return NULL;
|
||||
return false;
|
||||
}
|
||||
|
||||
fclose(f);
|
||||
|
||||
(*size) = bytesRead;
|
||||
return data;
|
||||
(*size) = statOfFile.st_size;
|
||||
return true;
|
||||
}
|
|
@ -65,19 +65,23 @@ int main(int argc, char** argv) {
|
|||
"benchmark cycles: %d\n",
|
||||
c.filename, c.implementationToUse, c.doBenchmark, c.benchmarkingCycles);
|
||||
|
||||
runTests();
|
||||
/*size_t len;
|
||||
uint8_t* data = read_file(c.filename, &len);
|
||||
// runTests();
|
||||
size_t len;
|
||||
uint8_t* data;
|
||||
if (!read_file(c.filename, &data, &len)) {
|
||||
printf("Error reading file %s!", c.filename);
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
printf("File read with size: %zu\n", len);
|
||||
printf("\n");
|
||||
|
||||
uint8_t out[16];
|
||||
const char* test = "abcdefghijklmnopqrstuvwxyz";
|
||||
len = strlen(test);
|
||||
md2_hash(len, test, out);
|
||||
md2_hash(len, data, out);
|
||||
|
||||
printf("Hash: ");
|
||||
const char hash[16];
|
||||
encodeHash(out, &hash);
|
||||
printf("%s\n", hash);*/
|
||||
char hash[16];
|
||||
encodeHash(out, hash);
|
||||
printf("%s\n", hash);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
|
@ -5,23 +5,23 @@
|
|||
|
||||
// Source: https://datatracker.ietf.org/doc/html/rfc1319
|
||||
static unsigned char PI_SUBST[256] = {
|
||||
41, 46, 67, 201, 162, 216, 124, 1, 61, 54, 84, 161, 236, 240, 6,
|
||||
19, 98, 167, 5, 243, 192, 199, 115, 140, 152, 147, 43, 217, 188, 76,
|
||||
130, 202, 30, 155, 87, 60, 253, 212, 224, 22, 103, 66, 111, 24, 138,
|
||||
23, 229, 18, 190, 78, 196, 214, 218, 158, 222, 73, 160, 251, 245, 142,
|
||||
187, 47, 238, 122, 169, 104, 121, 145, 21, 178, 7, 63, 148, 194, 16,
|
||||
137, 11, 34, 95, 33, 128, 127, 93, 154, 90, 144, 50, 39, 53, 62,
|
||||
204, 231, 191, 247, 151, 3, 255, 25, 48, 179, 72, 165, 181, 209, 215,
|
||||
94, 146, 42, 172, 86, 170, 198, 79, 184, 56, 210, 150, 164, 125, 182,
|
||||
118, 252, 107, 226, 156, 116, 4, 241, 69, 157, 112, 89, 100, 113, 135,
|
||||
32, 134, 91, 207, 101, 230, 45, 168, 2, 27, 96, 37, 173, 174, 176,
|
||||
185, 246, 28, 70, 97, 105, 52, 64, 126, 15, 85, 71, 163, 35, 221,
|
||||
81, 175, 58, 195, 92, 249, 206, 186, 197, 234, 38, 44, 83, 13, 110,
|
||||
133, 40, 132, 9, 211, 223, 205, 244, 65, 129, 77, 82, 106, 220, 55,
|
||||
200, 108, 193, 171, 250, 36, 225, 123, 8, 12, 189, 177, 74, 120, 136,
|
||||
149, 139, 227, 99, 232, 109, 233, 203, 213, 254, 59, 0, 29, 57, 242,
|
||||
239, 183, 14, 102, 88, 208, 228, 166, 119, 114, 248, 235, 117, 75, 10,
|
||||
49, 68, 80, 180, 143, 237, 31, 26, 219, 153, 141, 51, 159, 17, 131,
|
||||
41, 46, 67, 201, 162, 216, 124, 1, 61, 54, 84, 161, 236, 240, 6,
|
||||
19, 98, 167, 5, 243, 192, 199, 115, 140, 152, 147, 43, 217, 188, 76,
|
||||
130, 202, 30, 155, 87, 60, 253, 212, 224, 22, 103, 66, 111, 24, 138,
|
||||
23, 229, 18, 190, 78, 196, 214, 218, 158, 222, 73, 160, 251, 245, 142,
|
||||
187, 47, 238, 122, 169, 104, 121, 145, 21, 178, 7, 63, 148, 194, 16,
|
||||
137, 11, 34, 95, 33, 128, 127, 93, 154, 90, 144, 50, 39, 53, 62,
|
||||
204, 231, 191, 247, 151, 3, 255, 25, 48, 179, 72, 165, 181, 209, 215,
|
||||
94, 146, 42, 172, 86, 170, 198, 79, 184, 56, 210, 150, 164, 125, 182,
|
||||
118, 252, 107, 226, 156, 116, 4, 241, 69, 157, 112, 89, 100, 113, 135,
|
||||
32, 134, 91, 207, 101, 230, 45, 168, 2, 27, 96, 37, 173, 174, 176,
|
||||
185, 246, 28, 70, 97, 105, 52, 64, 126, 15, 85, 71, 163, 35, 221,
|
||||
81, 175, 58, 195, 92, 249, 206, 186, 197, 234, 38, 44, 83, 13, 110,
|
||||
133, 40, 132, 9, 211, 223, 205, 244, 65, 129, 77, 82, 106, 220, 55,
|
||||
200, 108, 193, 171, 250, 36, 225, 123, 8, 12, 189, 177, 74, 120, 136,
|
||||
149, 139, 227, 99, 232, 109, 233, 203, 213, 254, 59, 0, 29, 57, 242,
|
||||
239, 183, 14, 102, 88, 208, 228, 166, 119, 114, 248, 235, 117, 75, 10,
|
||||
49, 68, 80, 180, 143, 237, 31, 26, 219, 153, 141, 51, 159, 17, 131,
|
||||
20};
|
||||
|
||||
void printBuf(size_t len, uint8_t buf[len]) {
|
||||
|
@ -55,7 +55,7 @@ void md2_hash(size_t len, const uint8_t buf[len], uint8_t out[16]) {
|
|||
uint8_t* newBuf = calloc(len + 16, sizeof(uint8_t));
|
||||
memcpy(newBuf, buf, len - paddingNeeded);
|
||||
|
||||
printBuf(len + 16, newBuf);
|
||||
// printBuf(len + 16, newBuf);
|
||||
|
||||
while (paddingNeeded > 0) {
|
||||
newBuf[len - paddingNeeded] = originalPadding;
|
||||
|
|
Loading…
Reference in a new issue