commit - fe1d3e7a4a461c6cf2082552470ea11d87ec0ad5
commit + 6bf2c31673f0b01187622ccb597eb02eae487be8
blob - 376d9a2df930bc37fe062a7c9ae3e133e418c1b8
blob + 90e0c5f503c35d412627f3f375b6bdea585afe27
--- lib/fileindex.c
+++ lib/fileindex.c
read_fileindex_path(char **path, SHA1_CTX *ctx, FILE *infile)
{
const struct got_error *err = NULL;
- uint8_t buf[8];
- size_t n, len = 0, totlen = sizeof(buf);
+ const size_t chunk_size = 8;
+ size_t n, len = 0, totlen = chunk_size;
*path = malloc(totlen);
if (*path == NULL)
return got_error_from_errno("malloc");
do {
- n = fread(buf, 1, sizeof(buf), infile);
- if (n != sizeof(buf))
- return got_ferror(infile, GOT_ERR_FILEIDX_BAD);
- if (len + sizeof(buf) > totlen) {
- char *p = reallocarray(*path, totlen + sizeof(buf), 1);
+ if (len + chunk_size > totlen) {
+ char *p = reallocarray(*path, totlen + chunk_size, 1);
if (p == NULL) {
err = got_error_from_errno("reallocarray");
break;
}
- totlen += sizeof(buf);
+ totlen += chunk_size;
*path = p;
}
- SHA1Update(ctx, buf, sizeof(buf));
- memcpy(*path + len, buf, sizeof(buf));
- len += sizeof(buf);
- } while (memchr(buf, '\0', sizeof(buf)) == NULL);
+ n = fread(*path + len, 1, chunk_size, infile);
+ if (n != chunk_size) {
+ err = got_ferror(infile, GOT_ERR_FILEIDX_BAD);
+ break;
+ }
+ SHA1Update(ctx, *path + len, chunk_size);
+ len += chunk_size;
+ } while (memchr(*path + len - chunk_size, '\0', chunk_size) == NULL);
if (err) {
free(*path);