struct elf_file_t *elf_file_create_from_path(char *path)
{
struct elf_file_t *elf_file;
struct stat st;
FILE *f;
void *buffer;
int size;
int count;
/* Get file size */
if (stat(path, &st))
fatal("'%s': path not found", path);
size = st.st_size;
/* Open file */
f = fopen(path, "rt");
if (!f)
fatal("'%s': cannot open file", path);
/* Read file contents */
buffer = xmalloc(size);
count = fread(buffer, 1, size, f);
if (count != size)
fatal("'%s': error reading file contents", path);
/* Create ELF file */
elf_file = elf_file_create_from_allocated_buffer(buffer, size, path);
return elf_file;
}
struct elf_file_t *elf_file_create_from_buffer(void *ptr, int size, char *name)
{
struct elf_file_t *elf_file;
void *ptr_copy;
/* Make a copy of the buffer */
ptr_copy = xmalloc(size);
memcpy(ptr_copy, ptr, size);
/* Create ELF */
elf_file = elf_file_create_from_allocated_buffer(ptr_copy, size, name);
return elf_file;
}
struct elf_file_t *elf_file_create_from_buffer(void *ptr, int size, char *name)
{
struct elf_file_t *elf_file;
void *ptr_copy;
/* Make a copy of the buffer */
ptr_copy = malloc(size);
if (!ptr_copy)
fatal("%s: out of memory", __FUNCTION__);
memcpy(ptr_copy, ptr, size);
/* Create ELF */
elf_file = elf_file_create_from_allocated_buffer(ptr_copy, size, name);
return elf_file;
}
