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-rw-r--r--archive-tar.c2
-rw-r--r--builtin/gc.c2
-rw-r--r--builtin/init-db.c11
-rw-r--r--builtin/ls-tree.c9
-rw-r--r--builtin/merge-index.c2
-rw-r--r--builtin/merge-recursive.c2
-rw-r--r--builtin/read-tree.c2
-rw-r--r--builtin/unpack-file.c2
-rw-r--r--compat/mingw.c8
-rw-r--r--compat/winansi.c2
-rw-r--r--connect.c2
-rw-r--r--convert.c3
-rw-r--r--daemon.c4
-rw-r--r--diff.c12
-rw-r--r--http-push.c2
-rw-r--r--http.c6
-rw-r--r--ll-merge.c12
-rw-r--r--refs.c8
-rw-r--r--sideband.c4
-rw-r--r--strbuf.c4
20 files changed, 52 insertions, 47 deletions
diff --git a/archive-tar.c b/archive-tar.c
index b6b30bb..d543f93 100644
--- a/archive-tar.c
+++ b/archive-tar.c
@@ -301,7 +301,7 @@ static int write_global_extended_header(struct archiver_args *args)
memset(&header, 0, sizeof(header));
*header.typeflag = TYPEFLAG_GLOBAL_HEADER;
mode = 0100666;
- strcpy(header.name, "pax_global_header");
+ xsnprintf(header.name, sizeof(header.name), "pax_global_header");
prepare_header(args, &header, mode, ext_header.len);
write_blocked(&header, sizeof(header));
write_blocked(ext_header.buf, ext_header.len);
diff --git a/builtin/gc.c b/builtin/gc.c
index 0ad8d30..57584bc 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -194,7 +194,7 @@ static const char *lock_repo_for_gc(int force, pid_t* ret_pid)
return NULL;
if (gethostname(my_host, sizeof(my_host)))
- strcpy(my_host, "unknown");
+ xsnprintf(my_host, sizeof(my_host), "unknown");
pidfile_path = git_pathdup("gc.pid");
fd = hold_lock_file_for_update(&lock, pidfile_path,
diff --git a/builtin/init-db.c b/builtin/init-db.c
index 69323e1..e7d0e31 100644
--- a/builtin/init-db.c
+++ b/builtin/init-db.c
@@ -262,7 +262,8 @@ static int create_default_files(const char *template_path)
}
/* This forces creation of new config file */
- sprintf(repo_version_string, "%d", GIT_REPO_VERSION);
+ xsnprintf(repo_version_string, sizeof(repo_version_string),
+ "%d", GIT_REPO_VERSION);
git_config_set("core.repositoryformatversion", repo_version_string);
path[len] = 0;
@@ -414,13 +415,13 @@ int init_db(const char *template_dir, unsigned int flags)
*/
if (shared_repository < 0)
/* force to the mode value */
- sprintf(buf, "0%o", -shared_repository);
+ xsnprintf(buf, sizeof(buf), "0%o", -shared_repository);
else if (shared_repository == PERM_GROUP)
- sprintf(buf, "%d", OLD_PERM_GROUP);
+ xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_GROUP);
else if (shared_repository == PERM_EVERYBODY)
- sprintf(buf, "%d", OLD_PERM_EVERYBODY);
+ xsnprintf(buf, sizeof(buf), "%d", OLD_PERM_EVERYBODY);
else
- die("oops");
+ die("BUG: invalid value for shared_repository");
git_config_set("core.sharedrepository", buf);
git_config_set("receive.denyNonFastforwards", "true");
}
diff --git a/builtin/ls-tree.c b/builtin/ls-tree.c
index 3b04a0f..0e30d86 100644
--- a/builtin/ls-tree.c
+++ b/builtin/ls-tree.c
@@ -96,12 +96,13 @@ static int show_tree(const unsigned char *sha1, struct strbuf *base,
if (!strcmp(type, blob_type)) {
unsigned long size;
if (sha1_object_info(sha1, &size) == OBJ_BAD)
- strcpy(size_text, "BAD");
+ xsnprintf(size_text, sizeof(size_text),
+ "BAD");
else
- snprintf(size_text, sizeof(size_text),
- "%lu", size);
+ xsnprintf(size_text, sizeof(size_text),
+ "%lu", size);
} else
- strcpy(size_text, "-");
+ xsnprintf(size_text, sizeof(size_text), "-");
printf("%06o %s %s %7s\t", mode, type,
find_unique_abbrev(sha1, abbrev),
size_text);
diff --git a/builtin/merge-index.c b/builtin/merge-index.c
index 1a1eafa..1d66111 100644
--- a/builtin/merge-index.c
+++ b/builtin/merge-index.c
@@ -23,7 +23,7 @@ static int merge_entry(int pos, const char *path)
break;
found++;
strcpy(hexbuf[stage], sha1_to_hex(ce->sha1));
- sprintf(ownbuf[stage], "%o", ce->ce_mode);
+ xsnprintf(ownbuf[stage], sizeof(ownbuf[stage]), "%o", ce->ce_mode);
arguments[stage] = hexbuf[stage];
arguments[stage + 4] = ownbuf[stage];
} while (++pos < active_nr);
diff --git a/builtin/merge-recursive.c b/builtin/merge-recursive.c
index a90f28f..491efd5 100644
--- a/builtin/merge-recursive.c
+++ b/builtin/merge-recursive.c
@@ -14,7 +14,7 @@ static const char *better_branch_name(const char *branch)
if (strlen(branch) != 40)
return branch;
- sprintf(githead_env, "GITHEAD_%s", branch);
+ xsnprintf(githead_env, sizeof(githead_env), "GITHEAD_%s", branch);
name = getenv(githead_env);
return name ? name : branch;
}
diff --git a/builtin/read-tree.c b/builtin/read-tree.c
index 2379e11..8c693e7 100644
--- a/builtin/read-tree.c
+++ b/builtin/read-tree.c
@@ -90,7 +90,7 @@ static int debug_merge(const struct cache_entry * const *stages,
debug_stage("index", stages[0], o);
for (i = 1; i <= o->merge_size; i++) {
char buf[24];
- sprintf(buf, "ent#%d", i);
+ xsnprintf(buf, sizeof(buf), "ent#%d", i);
debug_stage(buf, stages[i], o);
}
return 0;
diff --git a/builtin/unpack-file.c b/builtin/unpack-file.c
index 1920029..6fc6bcd 100644
--- a/builtin/unpack-file.c
+++ b/builtin/unpack-file.c
@@ -12,7 +12,7 @@ static char *create_temp_file(unsigned char *sha1)
if (!buf || type != OBJ_BLOB)
die("unable to read blob object %s", sha1_to_hex(sha1));
- strcpy(path, ".merge_file_XXXXXX");
+ xsnprintf(path, sizeof(path), ".merge_file_XXXXXX");
fd = xmkstemp(path);
if (write_in_full(fd, buf, size) != size)
die_errno("unable to write temp-file");
diff --git a/compat/mingw.c b/compat/mingw.c
index f74da23..a168800 100644
--- a/compat/mingw.c
+++ b/compat/mingw.c
@@ -2133,9 +2133,11 @@ int uname(struct utsname *buf)
{
DWORD v = GetVersion();
memset(buf, 0, sizeof(*buf));
- strcpy(buf->sysname, "Windows");
- sprintf(buf->release, "%u.%u", v & 0xff, (v >> 8) & 0xff);
+ xsnprintf(buf->sysname, sizeof(buf->sysname), "Windows");
+ xsnprintf(buf->release, sizeof(buf->release),
+ "%u.%u", v & 0xff, (v >> 8) & 0xff);
/* assuming NT variants only.. */
- sprintf(buf->version, "%u", (v >> 16) & 0x7fff);
+ xsnprintf(buf->version, sizeof(buf->version),
+ "%u", (v >> 16) & 0x7fff);
return 0;
}
diff --git a/compat/winansi.c b/compat/winansi.c
index efc5bb3..ceff55b 100644
--- a/compat/winansi.c
+++ b/compat/winansi.c
@@ -539,7 +539,7 @@ void winansi_init(void)
return;
/* create a named pipe to communicate with the console thread */
- sprintf(name, "\\\\.\\pipe\\winansi%lu", GetCurrentProcessId());
+ xsnprintf(name, sizeof(name), "\\\\.\\pipe\\winansi%lu", GetCurrentProcessId());
hwrite = CreateNamedPipe(name, PIPE_ACCESS_OUTBOUND,
PIPE_TYPE_BYTE | PIPE_WAIT, 1, BUFFER_SIZE, 0, 0, NULL);
if (hwrite == INVALID_HANDLE_VALUE)
diff --git a/connect.c b/connect.c
index c0144d8..1d5c5e0 100644
--- a/connect.c
+++ b/connect.c
@@ -332,7 +332,7 @@ static const char *ai_name(const struct addrinfo *ai)
static char addr[NI_MAXHOST];
if (getnameinfo(ai->ai_addr, ai->ai_addrlen, addr, sizeof(addr), NULL, 0,
NI_NUMERICHOST) != 0)
- strcpy(addr, "(unknown)");
+ xsnprintf(addr, sizeof(addr), "(unknown)");
return addr;
}
diff --git a/convert.c b/convert.c
index f3bd3e9..814e814 100644
--- a/convert.c
+++ b/convert.c
@@ -1289,7 +1289,8 @@ static struct stream_filter *ident_filter(const unsigned char *sha1)
{
struct ident_filter *ident = xmalloc(sizeof(*ident));
- sprintf(ident->ident, ": %s $", sha1_to_hex(sha1));
+ xsnprintf(ident->ident, sizeof(ident->ident),
+ ": %s $", sha1_to_hex(sha1));
strbuf_init(&ident->left, 0);
ident->filter.vtbl = &ident_vtbl;
ident->state = 0;
diff --git a/daemon.c b/daemon.c
index f9eb296..5218a3f 100644
--- a/daemon.c
+++ b/daemon.c
@@ -901,7 +901,7 @@ static const char *ip2str(int family, struct sockaddr *sin, socklen_t len)
inet_ntop(family, &((struct sockaddr_in*)sin)->sin_addr, ip, len);
break;
default:
- strcpy(ip, "<unknown>");
+ xsnprintf(ip, sizeof(ip), "<unknown>");
}
return ip;
}
@@ -916,7 +916,7 @@ static int setup_named_sock(char *listen_addr, int listen_port, struct socketlis
int gai;
long flags;
- sprintf(pbuf, "%d", listen_port);
+ xsnprintf(pbuf, sizeof(pbuf), "%d", listen_port);
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
diff --git a/diff.c b/diff.c
index 08508f6..788e371 100644
--- a/diff.c
+++ b/diff.c
@@ -2880,7 +2880,7 @@ static void prep_temp_blob(const char *path, struct diff_tempfile *temp,
temp->name = get_tempfile_path(&temp->tempfile);
strcpy(temp->hex, sha1_to_hex(sha1));
temp->hex[40] = 0;
- sprintf(temp->mode, "%06o", mode);
+ xsnprintf(temp->mode, sizeof(temp->mode), "%06o", mode);
strbuf_release(&buf);
strbuf_release(&template);
free(path_dup);
@@ -2897,8 +2897,8 @@ static struct diff_tempfile *prepare_temp_file(const char *name,
* a '+' entry produces this for file-1.
*/
temp->name = "/dev/null";
- strcpy(temp->hex, ".");
- strcpy(temp->mode, ".");
+ xsnprintf(temp->hex, sizeof(temp->hex), ".");
+ xsnprintf(temp->mode, sizeof(temp->mode), ".");
return temp;
}
@@ -2935,7 +2935,7 @@ static struct diff_tempfile *prepare_temp_file(const char *name,
* !(one->sha1_valid), as long as
* DIFF_FILE_VALID(one).
*/
- sprintf(temp->mode, "%06o", one->mode);
+ xsnprintf(temp->mode, sizeof(temp->mode), "%06o", one->mode);
}
return temp;
}
@@ -4081,9 +4081,9 @@ const char *diff_unique_abbrev(const unsigned char *sha1, int len)
if (abblen < 37) {
static char hex[41];
if (len < abblen && abblen <= len + 2)
- sprintf(hex, "%s%.*s", abbrev, len+3-abblen, "..");
+ xsnprintf(hex, sizeof(hex), "%s%.*s", abbrev, len+3-abblen, "..");
else
- sprintf(hex, "%s...", abbrev);
+ xsnprintf(hex, sizeof(hex), "%s...", abbrev);
return hex;
}
return sha1_to_hex(sha1);
diff --git a/http-push.c b/http-push.c
index c98dad2..154e67b 100644
--- a/http-push.c
+++ b/http-push.c
@@ -881,7 +881,7 @@ static struct remote_lock *lock_remote(const char *path, long timeout)
strbuf_addf(&out_buffer.buf, LOCK_REQUEST, escaped);
free(escaped);
- sprintf(timeout_header, "Timeout: Second-%ld", timeout);
+ xsnprintf(timeout_header, sizeof(timeout_header), "Timeout: Second-%ld", timeout);
dav_headers = curl_slist_append(dav_headers, timeout_header);
dav_headers = curl_slist_append(dav_headers, "Content-Type: text/xml");
diff --git a/http.c b/http.c
index 9dce380..7b02259 100644
--- a/http.c
+++ b/http.c
@@ -1104,7 +1104,7 @@ static void write_accept_language(struct strbuf *buf)
decimal_places++, max_q *= 10)
;
- sprintf(q_format, ";q=0.%%0%dd", decimal_places);
+ xsnprintf(q_format, sizeof(q_format), ";q=0.%%0%dd", decimal_places);
strbuf_addstr(buf, "Accept-Language: ");
@@ -1601,7 +1601,7 @@ struct http_pack_request *new_http_pack_request(
fprintf(stderr,
"Resuming fetch of pack %s at byte %ld\n",
sha1_to_hex(target->sha1), prev_posn);
- sprintf(range, "Range: bytes=%ld-", prev_posn);
+ xsnprintf(range, sizeof(range), "Range: bytes=%ld-", prev_posn);
preq->range_header = curl_slist_append(NULL, range);
curl_easy_setopt(preq->slot->curl, CURLOPT_HTTPHEADER,
preq->range_header);
@@ -1761,7 +1761,7 @@ struct http_object_request *new_http_object_request(const char *base_url,
fprintf(stderr,
"Resuming fetch of object %s at byte %ld\n",
hex, prev_posn);
- sprintf(range, "Range: bytes=%ld-", prev_posn);
+ xsnprintf(range, sizeof(range), "Range: bytes=%ld-", prev_posn);
range_header = curl_slist_append(range_header, range);
curl_easy_setopt(freq->slot->curl,
CURLOPT_HTTPHEADER, range_header);
diff --git a/ll-merge.c b/ll-merge.c
index fc3c049..56f73b3 100644
--- a/ll-merge.c
+++ b/ll-merge.c
@@ -142,11 +142,11 @@ static struct ll_merge_driver ll_merge_drv[] = {
{ "union", "built-in union merge", ll_union_merge },
};
-static void create_temp(mmfile_t *src, char *path)
+static void create_temp(mmfile_t *src, char *path, size_t len)
{
int fd;
- strcpy(path, ".merge_file_XXXXXX");
+ xsnprintf(path, len, ".merge_file_XXXXXX");
fd = xmkstemp(path);
if (write_in_full(fd, src->ptr, src->size) != src->size)
die_errno("unable to write temp-file");
@@ -187,10 +187,10 @@ static int ll_ext_merge(const struct ll_merge_driver *fn,
result->ptr = NULL;
result->size = 0;
- create_temp(orig, temp[0]);
- create_temp(src1, temp[1]);
- create_temp(src2, temp[2]);
- sprintf(temp[3], "%d", marker_size);
+ create_temp(orig, temp[0], sizeof(temp[0]));
+ create_temp(src1, temp[1], sizeof(temp[1]));
+ create_temp(src2, temp[2], sizeof(temp[2]));
+ xsnprintf(temp[3], sizeof(temp[3]), "%d", marker_size);
strbuf_expand(&cmd, fn->cmdline, strbuf_expand_dict_cb, &dict);
diff --git a/refs.c b/refs.c
index 4e15f60..d5c8b2f 100644
--- a/refs.c
+++ b/refs.c
@@ -3326,10 +3326,10 @@ static int log_ref_write_fd(int fd, const unsigned char *old_sha1,
msglen = msg ? strlen(msg) : 0;
maxlen = strlen(committer) + msglen + 100;
logrec = xmalloc(maxlen);
- len = sprintf(logrec, "%s %s %s\n",
- sha1_to_hex(old_sha1),
- sha1_to_hex(new_sha1),
- committer);
+ len = xsnprintf(logrec, maxlen, "%s %s %s\n",
+ sha1_to_hex(old_sha1),
+ sha1_to_hex(new_sha1),
+ committer);
if (msglen)
len += copy_msg(logrec + len - 1, msg) - 1;
diff --git a/sideband.c b/sideband.c
index 7f9dc22..fde8adc 100644
--- a/sideband.c
+++ b/sideband.c
@@ -137,11 +137,11 @@ ssize_t send_sideband(int fd, int band, const char *data, ssize_t sz, int packet
if (packet_max - 5 < n)
n = packet_max - 5;
if (0 <= band) {
- sprintf(hdr, "%04x", n + 5);
+ xsnprintf(hdr, sizeof(hdr), "%04x", n + 5);
hdr[4] = band;
write_or_die(fd, hdr, 5);
} else {
- sprintf(hdr, "%04x", n + 4);
+ xsnprintf(hdr, sizeof(hdr), "%04x", n + 4);
write_or_die(fd, hdr, 4);
}
write_or_die(fd, p, n);
diff --git a/strbuf.c b/strbuf.c
index f3c44fb..107c45d 100644
--- a/strbuf.c
+++ b/strbuf.c
@@ -245,8 +245,8 @@ void strbuf_add_commented_lines(struct strbuf *out, const char *buf, size_t size
static char prefix2[2];
if (prefix1[0] != comment_line_char) {
- sprintf(prefix1, "%c ", comment_line_char);
- sprintf(prefix2, "%c", comment_line_char);
+ xsnprintf(prefix1, sizeof(prefix1), "%c ", comment_line_char);
+ xsnprintf(prefix2, sizeof(prefix2), "%c", comment_line_char);
}
add_lines(out, prefix1, prefix2, buf, size);
}