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fix a few bugs in read()'ing 

git-svn-id: https://svn.musicpd.org/mpd/trunk@2650 09075e82-0dd4-0310-85a5-a0d7c8717e4f
This commit is contained in:
Warren Dukes 2004-11-14 05:54:00 +00:00
parent 86afc13c7e
commit 42b08abe2f
1 changed files with 9 additions and 8 deletions
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17
src/interface.c
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@ -43,13 +43,13 @@
#define GREETING "OK MPD"
#define INTERFACE_MAX_BUFFER_LENGTH MAXPATHLEN+1024
#define INTERFACE_LIST_MODE_BEGIN "command_list_begin"
#define INTERFACE_LIST_OK_MODE_BEGIN "command_list_ok_begin"
#define INTERFACE_LIST_MODE_END "command_list_end"
#define INTERFACE_DEFAULT_OUT_BUFFER_SIZE 4096
#define INTERFACE_TIMEOUT_DEFAULT 60
#define INTERFACE_MAX_CONNECTIONS_DEFAULT 10
#define INTERFACE_MAX_BUFFER_LENGTH (40960)
#define INTERFACE_LIST_MODE_BEGIN "command_list_begin"
#define INTERFACE_LIST_OK_MODE_BEGIN "command_list_ok_begin"
#define INTERFACE_LIST_MODE_END "command_list_end"
#define INTERFACE_DEFAULT_OUT_BUFFER_SIZE (4096)
#define INTERFACE_TIMEOUT_DEFAULT (60)
#define INTERFACE_MAX_CONNECTIONS_DEFAULT (10)
#define INTERFACE_MAX_COMMAND_LIST_DEFAULT (2048*1024)
#define INTERFACE_MAX_OUTPUT_BUFFER_SIZE_DEFAULT (2048*1024)
@ -309,6 +309,7 @@ static int processBytesRead(Interface * interface, int bytesRead) {
if(interface->bufferPos == 0) {
ERROR("interface %i: buffer overflow\n",
interface->num);
closeInterface(interface);
return 1;
}
interface->bufferLength-= interface->bufferPos;
@ -325,7 +326,7 @@ static int processBytesRead(Interface * interface, int bytesRead) {
int interfaceReadInput(Interface * interface) {
int bytesRead = read(interface->fd,
interface->buffer+interface->bufferLength,
INTERFACE_MAX_BUFFER_LENGTH-interface->bufferLength+1);
INTERFACE_MAX_BUFFER_LENGTH-interface->bufferLength);
if(bytesRead > 0) return processBytesRead(interface, bytesRead);
else if(bytesRead == 0 && errno!=EINTR) closeInterface(interface);