Diffstat (limited to 'gammu/emb/common/device/devfunc.c') (more/less context) (show whitespace changes)
| -rw-r--r-- | gammu/emb/common/device/devfunc.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/gammu/emb/common/device/devfunc.c b/gammu/emb/common/device/devfunc.c index d31ebbf..c58a01f 100644 --- a/gammu/emb/common/device/devfunc.c +++ b/gammu/emb/common/device/devfunc.c @@ -1,48 +1,56 @@ +/* Some source from Gnokii (www.gnokii.org) + * (C) 1999-2000 Hugh Blemings & Pavel Janik ml. (C) 2001-2004 Pawel Kot + * GNU GPL version 2 or later + */ +/* Some source from Minicom (http://alioth.debian.org/projects/minicom) + * (C) 1991,1992,1993,1994,1995,1996 by Miquel van Smoorenburg + * GNU GPL version 2 + */ #include <string.h> #ifdef WIN32 # include <io.h> #else # include <errno.h> # include <signal.h> #endif #include "../gsmstate.h" #ifdef GSM_ENABLE_BLUETOOTHDEVICE #ifdef BLUETOOTH_RF_SEARCHING GSM_Error bluetooth_checkservicename(GSM_StateMachine *s, char *name) { if (s->ConnectionType == GCT_BLUEPHONET && strstr(name,"Nokia PC Suite")!=NULL) return ERR_NONE; if (s->ConnectionType == GCT_BLUEOBEX && strstr(name,"OBEX") !=NULL) return ERR_NONE; if (s->ConnectionType == GCT_BLUEAT && strstr(name,"COM 1") !=NULL) return ERR_NONE; return ERR_UNKNOWN; } #endif #endif #if defined (GSM_ENABLE_BLUETOOTHDEVICE) || defined (GSM_ENABLE_IRDADEVICE) int socket_read(GSM_StateMachine *s, void *buf, size_t nbytes, int hPhone) { fd_set readfds; #ifdef WIN32 struct timeval timer; #endif FD_ZERO(&readfds); FD_SET(hPhone, &readfds); #ifndef WIN32 if (select(hPhone+1, &readfds, NULL, NULL, 0)) { return(read(hPhone, buf, nbytes)); } #else memset(&timer,0,sizeof(timer)); if (select(0, &readfds, NULL, NULL, &timer) != 0) { return(recv(hPhone, buf, nbytes, 0)); } #endif return 0; } @@ -60,97 +68,97 @@ int socket_write(GSM_StateMachine *s, void *buf, size_t nbytes, int hPhone) ret = send(hPhone, buf, nbytes - actual, 0); if (ret < 0) { if (actual != nbytes) GSM_OSErrorInfo(s,"socket_write"); return actual; } actual += ret; buf += ret; } while (actual < nbytes); return actual; } GSM_Error socket_close(GSM_StateMachine *s, int hPhone) { shutdown(hPhone, 0); #ifdef WIN32 closesocket(hPhone); /*FIXME: error checking */ #else close(hPhone); /*FIXME: error checking */ #endif return ERR_NONE; } #endif #ifdef ENABLE_LGPL GSM_Error lock_device(const char* port, char **lock_device) { *lock_device = 0; return ERR_NONE; } bool unlock_device(char **lock_file) { return true; } #else #define max_buf_len 128 #define lock_path "/var/lock/LCK.." /* Lock the device. Allocated string with a lock name is returned * in lock_device */ GSM_Error lock_device(const char* port, char **lock_device) { -#ifndef WIN32 +#if !defined(WIN32) && !defined(DJGPP) char *lock_file = NULL; char buffer[max_buf_len]; const char *aux; int fd, len; GSM_Error error = ERR_NONE; dbgprintf("Locking device\n"); aux = strrchr(port, '/'); /* Remove leading '/' */ if (aux) { aux++; } else { /* No / in port */ aux = port; } len = strlen(aux) + strlen(lock_path); memset(buffer, 0, sizeof(buffer)); lock_file = calloc(len + 1, 1); if (!lock_file) { dbgprintf("Out of memory error while locking device\n"); return ERR_MOREMEMORY; } /* I think we don't need to use strncpy, as we should have enough * buffer due to strlen results */ strcpy(lock_file, lock_path); strcat(lock_file, aux); /* Check for the stale lockfile. * The code taken from minicom by Miquel van Smoorenburg */ if ((fd = open(lock_file, O_RDONLY)) >= 0) { char buf[max_buf_len]; int pid, n = 0; n = read(fd, buf, sizeof(buf) - 1); close(fd); if (n > 0) { pid = -1; if (n == 4) /* Kermit-style lockfile. */ pid = *(int *)buf; else { /* Ascii lockfile. */ buf[n] = 0; sscanf(buf, "%d", &pid); } @@ -173,94 +181,94 @@ GSM_Error lock_device(const char* port, char **lock_device) /* no wrong permissions are set. only reason could be */ /* flock/lockf or a empty lockfile due to a broken binary */ /* which is more likely */ if (n == 0) { dbgprintf("Unable to read lockfile %s.\n", lock_file); dbgprintf("Please check for reason and remove the lockfile by hand.\n"); dbgprintf("Cannot lock device\n"); error = ERR_UNKNOWN; goto failed; } } /* Try to create a new file, with 0644 mode */ fd = open(lock_file, O_CREAT | O_EXCL | O_WRONLY, 0644); if (fd == -1) { if (errno == EEXIST) { dbgprintf("Device seems to be locked by unknown process\n"); error = ERR_DEVICEOPENERROR; } else if (errno == EACCES) { dbgprintf("Please check permission on lock directory\n"); error = ERR_PERMISSION; } else if (errno == ENOENT) { dbgprintf("Cannot create lockfile %s. Please check for existence of path\n", lock_file); error = ERR_UNKNOWN; } else { dbgprintf("Unknown error with creating lockfile %s\n", lock_file); error = ERR_UNKNOWN; } goto failed; } sprintf(buffer, "%10ld gammu\n", (long)getpid()); write(fd, buffer, strlen(buffer)); close(fd); *lock_device = lock_file; return ERR_NONE; failed: free(lock_file); *lock_device = 0; return error; #else *lock_device = 0; return ERR_NONE; #endif } /* Removes lock and frees memory */ bool unlock_device(char **lock_file) { -#ifndef WIN32 +#if !defined(WIN32) && !defined(DJGPP) int err; if (!lock_file) { dbgprintf("Cannot unlock device\n"); return false; } err = unlink(*lock_file); free(*lock_file); *lock_file = NULL; return (err + 1); #else return true; #endif } #endif int FindSerialSpeed(char *buffer) { switch (atoi(buffer)) { case 50 : return 50; case 75 : return 75; case 110 : return 110; case 134 : return 134; case 150 : return 150; case 200 : return 200; case 300 : return 300; case 600 : return 600; case 1200 : return 1200; case 1800 : return 1800; case 2400 : return 2400; case 4800 : return 4800; case 9600 : return 9600; case 19200 : return 19200; case 38400 : return 38400; case 57600 : return 57600; case 115200 : return 115200; case 230400 : return 230400; default : return 0; } } /* How should editor hadle tabs in this file? Add editor commands here. * vim: noexpandtab sw=8 ts=8 sts=8: */ |