93 lines
2.8 KiB
C
93 lines
2.8 KiB
C
#include "git-compat-util.h"
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#include "gettext.h"
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#include "hex.h"
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#include "pkt-line.h"
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#include "connect.h"
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#include "oid-array.h"
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#include "object-store-ll.h"
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#include "fetch-object-info.h"
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#include "string-list.h"
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/**
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* send_object_info_request sends git-cat-file object-info command and its
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* arguments into the request buffer.
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*/
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static void send_object_info_request(const int fd_out, struct object_info_args *args)
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{
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struct strbuf req_buf = STRBUF_INIT;
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write_command_and_capabilities(&req_buf, "object-info", args->server_options);
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if (unsorted_string_list_has_string(args->object_info_options, "size"))
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packet_buf_write(&req_buf, "size");
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if (args->oids) {
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for (size_t i = 0; i < args->oids->nr; i++)
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packet_buf_write(&req_buf, "oid %s", oid_to_hex(&args->oids->oid[i]));
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}
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packet_buf_flush(&req_buf);
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if (write_in_full(fd_out, req_buf.buf, req_buf.len) < 0)
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die_errno(_("unable to write request to remote"));
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strbuf_release(&req_buf);
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}
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/**
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* fetch_object_info sends git-cat-file object-info command into the request buf
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* and read the results from packets.
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*/
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int fetch_object_info(const enum protocol_version version, struct object_info_args *args,
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struct packet_reader *reader, struct object_info *object_info_data,
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const int stateless_rpc, const int fd_out)
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{
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int size_index = -1;
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switch (version) {
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case protocol_v2:
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if (!server_supports_v2("object-info"))
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die(_("object-info capability is not enabled on the server"));
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send_object_info_request(fd_out, args);
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break;
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case protocol_v1:
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case protocol_v0:
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die(_("wrong protocol version. expected v2"));
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case protocol_unknown_version:
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BUG("unknown protocol version");
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}
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for (size_t i = 0; i < args->object_info_options->nr; i++) {
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if (packet_reader_read(reader) != PACKET_READ_NORMAL) {
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check_stateless_delimiter(stateless_rpc, reader, "stateless delimiter expected");
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return -1;
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}
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if (unsorted_string_list_has_string(args->object_info_options, reader->line)) {
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if (!strcmp(reader->line, "size")) {
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size_index = i;
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for (size_t j = 0; j < args->oids->nr; j++)
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object_info_data[j].sizep = xcalloc(1, sizeof(long));
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}
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continue;
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}
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return -1;
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}
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for (size_t i = 0; packet_reader_read(reader) == PACKET_READ_NORMAL && i < args->oids->nr; i++){
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struct string_list object_info_values = STRING_LIST_INIT_DUP;
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string_list_split(&object_info_values, reader->line, ' ', -1);
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if (0 <= size_index) {
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if (!strcmp(object_info_values.items[1 + size_index].string, ""))
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die("object-info: not our ref %s",
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object_info_values.items[0].string);
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*object_info_data[i].sizep = strtoul(object_info_values.items[1 + size_index].string, NULL, 10);
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}
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string_list_clear(&object_info_values, 0);
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}
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check_stateless_delimiter(stateless_rpc, reader, "stateless delimiter expected");
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return 0;
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}
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