write a binary file c
FILE *write_ptr;
write_ptr = fopen("test.bin","wb"); // w for write, b for binary
fwrite(buffer,sizeof(buffer),1,write_ptr); // write 10 bytes from our bufferwrite a binary file c
FILE *write_ptr;
write_ptr = fopen("test.bin","wb"); // w for write, b for binary
fwrite(buffer,sizeof(buffer),1,write_ptr); // write 10 bytes from our bufferc read binary file
void ReadFile(char *name)
{
FILE *file;
char *buffer;
unsigned long fileLen;
//Open file
file = fopen(name, "rb");
if (!file)
{
fprintf(stderr, "Unable to open file %s", name);
return;
}
//Get file length
fseek(file, 0, SEEK_END);
fileLen=ftell(file);
fseek(file, 0, SEEK_SET);
//Allocate memory
buffer=(char *)malloc(fileLen+1);
if (!buffer)
{
fprintf(stderr, "Memory error!");
fclose(file);
return;
}
//Read file contents into buffer
fread(buffer, fileLen, 1, file);
fclose(file);
//Do what ever with buffer
free(buffer);
}Copyright © 2021 Codeinu
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