diff options
| author |   Dave Wallace <dwallacelf@gmail.com> | 2017-11-13 21:21:53 -0500 |
|---|---|---|
| committer |   Keith Burns <alagalah@gmail.com> | 2017-11-14 03:44:25 +0000 |
| commit | 227867f5d3fb1b1dacbaf2f426812417b72ef03a (patch) | |
| tree | 6d7b603b196d170717d5f81e23f122ec38989fb9 /src/vcl/vcom_socket_wrapper.c | |
| parent | 49806fe252030a4cd993f598ff65a89590d57388 (diff) | |
VCL-LDPRELOAD: add sendfile/sendfile64 implementation.
Change-Id: If0c399269238912456d670432d7e953c9d91b9fb
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
Diffstat (limited to 'src/vcl/vcom_socket_wrapper.c')
| -rw-r--r-- | src/vcl/vcom_socket_wrapper.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/vcl/vcom_socket_wrapper.c b/src/vcl/vcom_socket_wrapper.c index d73f4b20562..de633d1cc7b 100644 --- a/src/vcl/vcom_socket_wrapper.c +++ b/src/vcl/vcom_socket_wrapper.c @@ -212,6 +212,8 @@ typedef int (*__libc_recvmsg) (int sockfd, const struct msghdr * msg, int flags); typedef int (*__libc_send) (int sockfd, const void *buf, size_t len, int flags); +typedef ssize_t (*__libc_sendfile) (int out_fd, int in_fd, off_t * offset, + size_t len); typedef int (*__libc_sendmsg) (int sockfd, const struct msghdr * msg, int flags); typedef int (*__libc_sendto) (int sockfd, const void *buf, size_t len, @@ -314,6 +316,7 @@ struct swrap_libc_symbols SWRAP_SYMBOL_ENTRY (recvfrom); SWRAP_SYMBOL_ENTRY (recvmsg); SWRAP_SYMBOL_ENTRY (send); + SWRAP_SYMBOL_ENTRY (sendfile); SWRAP_SYMBOL_ENTRY (sendmsg); SWRAP_SYMBOL_ENTRY (sendto); SWRAP_SYMBOL_ENTRY (setsockopt); @@ -615,6 +618,7 @@ libc_listen (int sockfd, int backlog) return swrap.libc.symbols._libc_listen.f (sockfd, backlog); } +/* TBD: libc_read() should return ssize_t not an int */ int libc_read (int fd, void *buf, size_t count) { @@ -668,6 +672,14 @@ libc_send (int sockfd, const void *buf, size_t len, int flags) return swrap.libc.symbols._libc_send.f (sockfd, buf, len, flags); } +ssize_t +libc_sendfile (int out_fd, int in_fd, off_t * offset, size_t len) +{ + swrap_bind_symbol_libc (sendfile); + + return swrap.libc.symbols._libc_sendfile.f (out_fd, in_fd, offset, len); +} + int libc_sendmsg (int sockfd, const struct msghdr *msg, int flags) { |