void *find_module(const char *name, int *type)
{
void *mod;
if ((mod = find_logger(name)) != NULL) {
*type = LOGGER;
return mod;
}
if ((mod = find_servicehandler(name)) != NULL) {
*type = SERVICE_HANDLER;
return mod;
}
if ((mod = find_access_controller(name)) != NULL) {
*type = ACCESS_CONTROLLER;
return mod;
}
if ((mod = find_auth_method(name)) != NULL) {
*type = AUTH_METHOD;
return mod;
}
if ((mod = find_authenticator(name)) != NULL) {
*type = AUTHENTICATOR;
return mod;
}
if ((mod = find_common(name)) != NULL) {
*type = COMMON;
return mod;
}
*type = UNKNOWN;
return NULL;
}
static struct ref *do_fetch_pack(int fd[2],
const struct ref *orig_ref,
int nr_match,
char **match,
char **pack_lockfile)
{
struct ref *ref = copy_ref_list(orig_ref);
unsigned char sha1[20];
if (is_repository_shallow() && !server_supports("shallow"))
die("Server does not support shallow clients");
if (server_supports("multi_ack_detailed")) {
if (args.verbose)
fprintf(stderr, "Server supports multi_ack_detailed\n");
multi_ack = 2;
}
else if (server_supports("multi_ack")) {
if (args.verbose)
fprintf(stderr, "Server supports multi_ack\n");
multi_ack = 1;
}
if (server_supports("side-band-64k")) {
if (args.verbose)
fprintf(stderr, "Server supports side-band-64k\n");
use_sideband = 2;
}
else if (server_supports("side-band")) {
if (args.verbose)
fprintf(stderr, "Server supports side-band\n");
use_sideband = 1;
}
if (server_supports("ofs-delta")) {
if (args.verbose)
fprintf(stderr, "Server supports ofs-delta\n");
} else
prefer_ofs_delta = 0;
if (everything_local(&ref, nr_match, match)) {
packet_flush(fd[1]);
goto all_done;
}
if (find_common(fd, sha1, ref) < 0)
if (!args.keep_pack)
/* When cloning, it is not unusual to have
* no common commit.
*/
warning("no common commits");
if (args.stateless_rpc)
packet_flush(fd[1]);
if (get_pack(fd, pack_lockfile))
die("git fetch-pack: fetch failed.");
all_done:
return ref;
}
static struct ref *do_fetch_pack(struct fetch_pack_args *args,
int fd[2],
const struct ref *orig_ref,
struct ref **sought, int nr_sought,
struct shallow_info *si,
char **pack_lockfile)
{
struct ref *ref = copy_ref_list(orig_ref);
unsigned char sha1[20];
const char *agent_feature;
int agent_len;
sort_ref_list(&ref, ref_compare_name);
qsort(sought, nr_sought, sizeof(*sought), cmp_ref_by_name);
if (is_repository_shallow() && !server_supports("shallow"))
die("Server does not support shallow clients");
if (server_supports("multi_ack_detailed")) {
if (args->verbose)
fprintf(stderr, "Server supports multi_ack_detailed\n");
multi_ack = 2;
if (server_supports("no-done")) {
if (args->verbose)
fprintf(stderr, "Server supports no-done\n");
if (args->stateless_rpc)
no_done = 1;
}
}
else if (server_supports("multi_ack")) {
if (args->verbose)
fprintf(stderr, "Server supports multi_ack\n");
multi_ack = 1;
}
if (server_supports("side-band-64k")) {
if (args->verbose)
fprintf(stderr, "Server supports side-band-64k\n");
use_sideband = 2;
}
else if (server_supports("side-band")) {
if (args->verbose)
fprintf(stderr, "Server supports side-band\n");
use_sideband = 1;
}
if (server_supports("allow-tip-sha1-in-want")) {
if (args->verbose)
fprintf(stderr, "Server supports allow-tip-sha1-in-want\n");
allow_tip_sha1_in_want = 1;
}
if (!server_supports("thin-pack"))
args->use_thin_pack = 0;
if (!server_supports("no-progress"))
args->no_progress = 0;
if (!server_supports("include-tag"))
args->include_tag = 0;
if (server_supports("ofs-delta")) {
if (args->verbose)
fprintf(stderr, "Server supports ofs-delta\n");
} else
prefer_ofs_delta = 0;
if ((agent_feature = server_feature_value("agent", &agent_len))) {
agent_supported = 1;
if (args->verbose && agent_len)
fprintf(stderr, "Server version is %.*s\n",
agent_len, agent_feature);
}
if (everything_local(args, &ref, sought, nr_sought)) {
packet_flush(fd[1]);
goto all_done;
}
if (find_common(args, fd, sha1, ref) < 0)
if (!args->keep_pack)
/* When cloning, it is not unusual to have
* no common commit.
*/
warning("no common commits");
if (args->stateless_rpc)
packet_flush(fd[1]);
if (args->depth > 0)
setup_alternate_shallow(&shallow_lock, &alternate_shallow_file,
NULL);
else if (si->nr_ours || si->nr_theirs)
alternate_shallow_file = setup_temporary_shallow(si->shallow);
else
alternate_shallow_file = NULL;
if (get_pack(args, fd, pack_lockfile))
die("git fetch-pack: fetch failed.");
all_done:
return ref;
}
static struct ref *do_fetch_pack(struct fetch_pack_args *args,
int fd[2],
const struct ref *orig_ref,
struct ref **sought, int nr_sought,
struct shallow_info *si,
char **pack_lockfile)
{
struct ref *ref = copy_ref_list(orig_ref);
struct object_id oid;
const char *agent_feature;
int agent_len;
struct fetch_negotiator negotiator;
fetch_negotiator_init(&negotiator, negotiation_algorithm);
sort_ref_list(&ref, ref_compare_name);
QSORT(sought, nr_sought, cmp_ref_by_name);
if ((args->depth > 0 || is_repository_shallow(the_repository)) && !server_supports("shallow"))
die(_("Server does not support shallow clients"));
if (args->depth > 0 || args->deepen_since || args->deepen_not)
args->deepen = 1;
if (server_supports("multi_ack_detailed")) {
print_verbose(args, _("Server supports multi_ack_detailed"));
multi_ack = 2;
if (server_supports("no-done")) {
print_verbose(args, _("Server supports no-done"));
if (args->stateless_rpc)
no_done = 1;
}
}
else if (server_supports("multi_ack")) {
print_verbose(args, _("Server supports multi_ack"));
multi_ack = 1;
}
if (server_supports("side-band-64k")) {
print_verbose(args, _("Server supports side-band-64k"));
use_sideband = 2;
}
else if (server_supports("side-band")) {
print_verbose(args, _("Server supports side-band"));
use_sideband = 1;
}
if (server_supports("allow-tip-sha1-in-want")) {
print_verbose(args, _("Server supports allow-tip-sha1-in-want"));
allow_unadvertised_object_request |= ALLOW_TIP_SHA1;
}
if (server_supports("allow-reachable-sha1-in-want")) {
print_verbose(args, _("Server supports allow-reachable-sha1-in-want"));
allow_unadvertised_object_request |= ALLOW_REACHABLE_SHA1;
}
if (!server_supports("thin-pack"))
args->use_thin_pack = 0;
if (!server_supports("no-progress"))
args->no_progress = 0;
if (!server_supports("include-tag"))
args->include_tag = 0;
if (server_supports("ofs-delta"))
print_verbose(args, _("Server supports ofs-delta"));
else
prefer_ofs_delta = 0;
if (server_supports("filter")) {
server_supports_filtering = 1;
print_verbose(args, _("Server supports filter"));
} else if (args->filter_options.choice) {
warning("filtering not recognized by server, ignoring");
}
if ((agent_feature = server_feature_value("agent", &agent_len))) {
agent_supported = 1;
if (agent_len)
print_verbose(args, _("Server version is %.*s"),
agent_len, agent_feature);
}
if (server_supports("deepen-since"))
deepen_since_ok = 1;
else if (args->deepen_since)
die(_("Server does not support --shallow-since"));
if (server_supports("deepen-not"))
deepen_not_ok = 1;
else if (args->deepen_not)
die(_("Server does not support --shallow-exclude"));
if (!server_supports("deepen-relative") && args->deepen_relative)
die(_("Server does not support --deepen"));
if (!args->no_dependents) {
mark_complete_and_common_ref(&negotiator, args, &ref);
filter_refs(args, &ref, sought, nr_sought);
if (everything_local(args, &ref)) {
packet_flush(fd[1]);
goto all_done;
}
} else {
filter_refs(args, &ref, sought, nr_sought);
}
if (find_common(&negotiator, args, fd, &oid, ref) < 0)
if (!args->keep_pack)
/* When cloning, it is not unusual to have
* no common commit.
*/
warning(_("no common commits"));
if (args->stateless_rpc)
packet_flush(fd[1]);
if (args->deepen)
setup_alternate_shallow(&shallow_lock, &alternate_shallow_file,
NULL);
else if (si->nr_ours || si->nr_theirs)
alternate_shallow_file = setup_temporary_shallow(si->shallow);
else
alternate_shallow_file = NULL;
if (get_pack(args, fd, pack_lockfile))
die(_("git fetch-pack: fetch failed."));
all_done:
negotiator.release(&negotiator);
return ref;
}
