130 lines
2.9 KiB
C
130 lines
2.9 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* crlf.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: jhalford <jack@crans.org> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2017/11/08 19:52:07 by jhalford #+# #+# */
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/* Updated: 2017/11/15 13:26:43 by jhalford ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "ftp_client.h"
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/*
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** stream mode with file structure --> raw data no EOF
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*/
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#define M (1024 * 1024)
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#define CHUNK (M)
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int ftp_recvraw(int sock, char **msg)
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{
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int ret;
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char buf[CHUNK];
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void *tmp;
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int size;
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tmp = NULL;
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size = 0;
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while ((ret = recv(sock, buf, CHUNK, 0)) > 0)
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{
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console_msg(2, "recv size=%i", ret);
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buf[ret] = 0;
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*msg = ft_strnew(size + ret);
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ft_memcpy(*msg, tmp, size);
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ft_memcpy(*msg + size, buf, ret);
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ft_memdel(&tmp);
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tmp = *msg;
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size += ret;
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}
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console_msg(2, "raw msg size %i", size);
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return (size);
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}
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int ftp_recv(int sock, char **msg)
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{
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int ret;
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char buf[1024];
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if ((ret = recv(sock, buf, 1024, 0)) < 0)
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return (-1);
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if (ret == 0)
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return (-1);
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console_msg(2, "recv size=%i", ret);
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buf[ret] = 0;
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if (buf[ret - 1] == '\n' && buf[ret - 2] == '\r')
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{
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buf[ret - 2] = 0;
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console_msg(2, "message '%s<CRLF>'", buf);
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}
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else
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console_msg(2, "message '%s'", buf);
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*msg = ft_strdup(buf);
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return (0);
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}
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int ftp_sendraw(int sock, char *file, off_t size)
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{
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off_t sent;
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off_t chunk;
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int ret;
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sent = 0;
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chunk = M / 512;
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while (sent < size)
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{
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if (size - sent < chunk)
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chunk = size - sent;
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ret = send(sock, file, chunk, 0);
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console_msg(2, "---> sendraw error");
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file += chunk;
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sent += chunk;
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}
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console_msg(1, "---> rawsend done size %zu", size);
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return (0);
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}
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int ftp_send(int sock, char *msg, ...)
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{
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int err;
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char *crlf_tmp;
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char *crlf_msg;
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va_list ap;
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va_start(ap, msg);
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ft_vasprintf(&crlf_tmp, msg, ap);
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console_msg(1, "---> %s", crlf_tmp);
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crlf_msg = ft_strjoin(crlf_tmp, "\r\n");
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if ((err = send(sock, crlf_msg, ft_strlen(crlf_msg), 0)) < 0)
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{
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return (err);
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}
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ft_strdel(&crlf_tmp);
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ft_strdel(&crlf_msg);
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return (ft_atoi(msg));
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}
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int ftp_msg(t_ftp *ftp, char **msg)
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{
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int code;
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if (ftp_recv(ftp->cmd_sock, msg) < 0)
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return (-1);
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code = ft_atoi(*msg);
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console_msg(0, "<--- %s (%i)", *msg, code);
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return (code);
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}
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int ftp_code(t_ftp *ftp)
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{
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char *msg;
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int code;
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if ((code = ftp_msg(ftp, &msg)) < 0)
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return (-1);
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ft_strdel(&msg);
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return (code);
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}
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