git/protocol-caps.c
Junio C Hamano ccd12a3d6c Merge branch 'en/header-split-cache-h-part-2'
More header clean-up.

* en/header-split-cache-h-part-2: (22 commits)
  reftable: ensure git-compat-util.h is the first (indirect) include
  diff.h: reduce unnecessary includes
  object-store.h: reduce unnecessary includes
  commit.h: reduce unnecessary includes
  fsmonitor: reduce includes of cache.h
  cache.h: remove unnecessary headers
  treewide: remove cache.h inclusion due to previous changes
  cache,tree: move basic name compare functions from read-cache to tree
  cache,tree: move cmp_cache_name_compare from tree.[ch] to read-cache.c
  hash-ll.h: split out of hash.h to remove dependency on repository.h
  tree-diff.c: move S_DIFFTREE_IFXMIN_NEQ define from cache.h
  dir.h: move DTYPE defines from cache.h
  versioncmp.h: move declarations for versioncmp.c functions from cache.h
  ws.h: move declarations for ws.c functions from cache.h
  match-trees.h: move declarations for match-trees.c functions from cache.h
  pkt-line.h: move declarations for pkt-line.c functions from cache.h
  base85.h: move declarations for base85.c functions from cache.h
  copy.h: move declarations for copy.c functions from cache.h
  server-info.h: move declarations for server-info.c functions from cache.h
  packfile.h: move pack_window and pack_entry from cache.h
  ...
2023-05-09 16:45:46 -07:00

115 lines
2.5 KiB
C

#include "git-compat-util.h"
#include "protocol-caps.h"
#include "gettext.h"
#include "hex.h"
#include "pkt-line.h"
#include "strvec.h"
#include "hash-ll.h"
#include "hex.h"
#include "object.h"
#include "object-store.h"
#include "string-list.h"
#include "strbuf.h"
struct requested_info {
unsigned size : 1;
};
/*
* Parses oids from the given line and collects them in the given
* oid_str_list. Returns 1 if parsing was successful and 0 otherwise.
*/
static int parse_oid(const char *line, struct string_list *oid_str_list)
{
const char *arg;
if (!skip_prefix(line, "oid ", &arg))
return 0;
string_list_append(oid_str_list, arg);
return 1;
}
/*
* Validates and send requested info back to the client. Any errors detected
* are returned as they are detected.
*/
static void send_info(struct repository *r, struct packet_writer *writer,
struct string_list *oid_str_list,
struct requested_info *info)
{
struct string_list_item *item;
struct strbuf send_buffer = STRBUF_INIT;
if (!oid_str_list->nr)
return;
if (info->size)
packet_writer_write(writer, "size");
for_each_string_list_item (item, oid_str_list) {
const char *oid_str = item->string;
struct object_id oid;
unsigned long object_size;
if (get_oid_hex(oid_str, &oid) < 0) {
packet_writer_error(
writer,
"object-info: protocol error, expected to get oid, not '%s'",
oid_str);
continue;
}
strbuf_addstr(&send_buffer, oid_str);
if (info->size) {
if (oid_object_info(r, &oid, &object_size) < 0) {
strbuf_addstr(&send_buffer, " ");
} else {
strbuf_addf(&send_buffer, " %lu", object_size);
}
}
packet_writer_write(writer, "%s", send_buffer.buf);
strbuf_reset(&send_buffer);
}
strbuf_release(&send_buffer);
}
int cap_object_info(struct repository *r, struct packet_reader *request)
{
struct requested_info info = { 0 };
struct packet_writer writer;
struct string_list oid_str_list = STRING_LIST_INIT_DUP;
packet_writer_init(&writer, 1);
while (packet_reader_read(request) == PACKET_READ_NORMAL) {
if (!strcmp("size", request->line)) {
info.size = 1;
continue;
}
if (parse_oid(request->line, &oid_str_list))
continue;
packet_writer_error(&writer,
"object-info: unexpected line: '%s'",
request->line);
}
if (request->status != PACKET_READ_FLUSH) {
packet_writer_error(
&writer, "object-info: expected flush after arguments");
die(_("object-info: expected flush after arguments"));
}
send_info(r, &writer, &oid_str_list, &info);
string_list_clear(&oid_str_list, 1);
packet_flush(1);
return 0;
}