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Release 0.12.0
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@@ -10,80 +10,194 @@
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#include <sys/time.h>
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#include <unistd.h>
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#include "playback.h"
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#define TARGET_PREF "/media/developer/apps/usr/palm/services/org.webosbrew.histogramhyperion.service/target.json"
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typedef struct {char host[46],receiver[16],token[257];unsigned port,piccap_port;} TargetConfig;
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static TargetConfig target={.host="127.0.0.1",.receiver="Hyperion",.port=19444,.piccap_port=19400};
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static inline bool target_piccap_local(const TargetConfig *t){return t->port==19444 && (!strcmp(t->host,"127.0.0.1") || !strcmp(t->host,"::1"));}
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static inline bool target_piccap_compatible(const TargetConfig *t){unsigned char address[4];return !strcmp(t->host,"::1") || inet_pton(AF_INET,t->host,address)==1;}
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static inline const char *target_piccap_host(const TargetConfig *t){return !strcmp(t->host,"::1")?"127.0.0.1":t->host;}
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static bool target_valid(const TargetConfig *t){
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unsigned char address[16];
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if(inet_pton(AF_INET,t->host,address)!=1 && inet_pton(AF_INET6,t->host,address)!=1)return false;
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if(!t->piccap_port || t->piccap_port>65535)return false;
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if(!t->port || t->port>65535 || (strcmp(t->receiver,"Hyperion") && strcmp(t->receiver,"HyperHDR")))return false;
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for(const unsigned char *p=(const unsigned char*)t->token;*p;p++)
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if(!((*p>='a'&&*p<='z')||(*p>='A'&&*p<='Z')||(*p>='0'&&*p<='9')||*p=='-'||*p=='_'||*p=='.'))return false;
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return true;
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#define TARGET_PREF \
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"/media/developer/apps/usr/palm/services/org.webosbrew.histogramhyperion.service/target.json"
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typedef struct {
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char host[46], receiver[16], token[257];
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unsigned port, piccap_port;
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} TargetConfig;
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static TargetConfig target = {
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.host = "127.0.0.1", .receiver = "Hyperion", .port = 19444, .piccap_port = 19400};
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static inline bool target_piccap_local(const TargetConfig *t) {
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return t->port == 19444 && (!strcmp(t->host, "127.0.0.1") || !strcmp(t->host, "::1"));
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}
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static bool target_parse(PlaybackJson *j,const char *text,TargetConfig *out){
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void *root=j->parse(text);if(!root)return false;
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TargetConfig next=*out;bool valid=j->type(root)==4;
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const char *names[]={"host","receiver","token"};char *fields[]={next.host,next.receiver,next.token};
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size_t sizes[]={sizeof(next.host),sizeof(next.receiver),sizeof(next.token)};
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for(unsigned i=0;valid && i<3;i++){
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void *v=playback_field(j,root,names[i]);
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if(!v){if(i<2)valid=false;continue;}
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if(j->type(v)!=6){valid=false;break;}
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const char *s=j->string(v);if(strlen(s)>=sizes[i]){valid=false;break;}
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strcpy(fields[i],s);
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}
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void *port=playback_field(j,root,"port");
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if(!port || j->type(port)!=3)valid=false;
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else {char *end=NULL;errno=0;long n=strtol(j->string(port),&end,10);if(errno || !end || *end || n<1 || n>65535)valid=false;else next.port=(unsigned)n;}
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void *flat=NULL;
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if(j->type(root)==4 && j->get(root,"piccapPort",&flat)){
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if(j->type(flat)!=3)valid=false;
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else {char *end=NULL;errno=0;long n=strtol(j->string(flat),&end,10);if(errno || !end || *end || n<1 || n>65535)valid=false;else next.piccap_port=(unsigned)n;}
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}
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void *clear=playback_field(j,root,"clearToken");
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if(clear){if(j->type(clear)!=1)valid=false;else if(j->boolean(clear))next.token[0]=0;}
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valid=valid && target_valid(&next);j->put(root);if(valid)*out=next;return valid;
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static inline bool target_piccap_compatible(const TargetConfig *t) {
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unsigned char address[4];
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return !strcmp(t->host, "::1") || inet_pton(AF_INET, t->host, address) == 1;
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}
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static bool target_save(const char *path,const TargetConfig *t){
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if(!target_valid(t))return false;
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char tmp[512],data[512];if(snprintf(tmp,sizeof(tmp),"%s.tmp",path)>=(int)sizeof(tmp))return false;
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int n=snprintf(data,sizeof(data),"{\"host\":\"%s\",\"port\":%u,\"piccapPort\":%u,\"receiver\":\"%s\",\"token\":\"%s\"}\n",t->host,t->port,t->piccap_port,t->receiver,t->token);
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int fd=open(tmp,O_WRONLY|O_CREAT|O_EXCL|O_NOFOLLOW|O_CLOEXEC,0600);if(fd<0)return false;
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bool ok=write(fd,data,n)==n && fsync(fd)==0;if(close(fd)!=0)ok=false;
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if(ok)ok=rename(tmp,path)==0;
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if(!ok)unlink(tmp);
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return ok;
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static inline const char *target_piccap_host(const TargetConfig *t) {
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return !strcmp(t->host, "::1") ? "127.0.0.1" : t->host;
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}
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static bool target_load(PlaybackJson *j,const char *path,TargetConfig *t){
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int fd=open(path,O_RDONLY|O_NOFOLLOW|O_CLOEXEC);if(fd<0)return false;
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char data[1024];ssize_t n=read(fd,data,sizeof(data)-1);close(fd);if(n<=0 || n==(ssize_t)sizeof(data)-1)return false;
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data[n]=0;return target_parse(j,data,t);
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static bool target_valid(const TargetConfig *t) {
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unsigned char address[16];
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if (inet_pton(AF_INET, t->host, address) != 1 && inet_pton(AF_INET6, t->host, address) != 1)
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return false;
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if (!t->piccap_port || t->piccap_port > 65535)
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return false;
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if (!t->port || t->port > 65535 ||
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(strcmp(t->receiver, "Hyperion") && strcmp(t->receiver, "HyperHDR")))
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return false;
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for (const unsigned char *p = (const unsigned char *)t->token; *p; p++)
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if (!((*p >= 'a' && *p <= 'z') || (*p >= 'A' && *p <= 'Z') || (*p >= '0' && *p <= '9') ||
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*p == '-' || *p == '_' || *p == '.'))
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return false;
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return true;
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}
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static int target_open(const TargetConfig *t){
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if(!target_valid(t))return -1;
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struct sockaddr_storage storage={0};socklen_t length;int family;
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struct sockaddr_in *v4=(void*)&storage;struct sockaddr_in6 *v6=(void*)&storage;
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if(inet_pton(AF_INET,t->host,&v4->sin_addr)==1){family=AF_INET;v4->sin_family=family;v4->sin_port=htons(t->port);length=sizeof(*v4);}
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else {family=AF_INET6;v6->sin6_family=family;v6->sin6_port=htons(t->port);length=sizeof(*v6);}
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int fd=socket(family,SOCK_STREAM,0);if(fd<0)return -1;
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int flags=fcntl(fd,F_GETFL,0);if(flags<0 || fcntl(fd,F_SETFL,flags|O_NONBLOCK)<0){close(fd);return -1;}
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if(connect(fd,(void*)&storage,length)!=0){
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if(errno!=EINPROGRESS){close(fd);return -1;}
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}
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return fd;
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static bool target_parse(PlaybackJson *j, const char *text, TargetConfig *out) {
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void *root = j->parse(text);
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if (!root)
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return false;
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TargetConfig next = *out;
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bool valid = j->type(root) == 4;
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const char *names[] = {"host", "receiver", "token"};
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char *fields[] = {next.host, next.receiver, next.token};
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size_t sizes[] = {sizeof(next.host), sizeof(next.receiver), sizeof(next.token)};
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for (unsigned i = 0; valid && i < 3; i++) {
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void *v = playback_field(j, root, names[i]);
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if (!v) {
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if (i < 2)
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valid = false;
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continue;
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}
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if (j->type(v) != 6) {
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valid = false;
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break;
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}
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const char *s = j->string(v);
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if (strlen(s) >= sizes[i]) {
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valid = false;
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break;
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}
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strcpy(fields[i], s);
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}
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void *port = playback_field(j, root, "port");
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if (!port || j->type(port) != 3)
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valid = false;
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else {
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char *end = NULL;
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errno = 0;
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long n = strtol(j->string(port), &end, 10);
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if (errno || !end || *end || n < 1 || n > 65535)
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valid = false;
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else
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next.port = (unsigned)n;
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}
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void *flat = NULL;
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if (j->type(root) == 4 && j->get(root, "piccapPort", &flat)) {
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if (j->type(flat) != 3)
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valid = false;
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else {
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char *end = NULL;
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errno = 0;
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long n = strtol(j->string(flat), &end, 10);
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if (errno || !end || *end || n < 1 || n > 65535)
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valid = false;
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else
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next.piccap_port = (unsigned)n;
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}
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}
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void *clear = playback_field(j, root, "clearToken");
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if (clear) {
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if (j->type(clear) != 1)
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valid = false;
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else if (j->boolean(clear))
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next.token[0] = 0;
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}
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valid = valid && target_valid(&next);
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j->put(root);
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if (valid)
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*out = next;
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return valid;
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}
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static int target_connect(const TargetConfig *t){
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int fd=target_open(t);if(fd<0)return -1;
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struct pollfd p={.fd=fd,.events=POLLOUT};int error=0;socklen_t size=sizeof(error);
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if(poll(&p,1,1000)<=0 || getsockopt(fd,SOL_SOCKET,SO_ERROR,&error,&size)!=0 || error){close(fd);return -1;}
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int flags=fcntl(fd,F_GETFL,0);
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if(flags<0 || fcntl(fd,F_SETFL,flags & ~O_NONBLOCK)<0){close(fd);return -1;}
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struct timeval timeout={1,0};setsockopt(fd,SOL_SOCKET,SO_SNDTIMEO,&timeout,sizeof(timeout));setsockopt(fd,SOL_SOCKET,SO_RCVTIMEO,&timeout,sizeof(timeout));
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return fd;
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static bool target_save(const char *path, const TargetConfig *t) {
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if (!target_valid(t))
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return false;
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char tmp[512], data[512];
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if (snprintf(tmp, sizeof(tmp), "%s.tmp", path) >= (int)sizeof(tmp))
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return false;
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int n = snprintf(
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data, sizeof(data),
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"{\"host\":\"%s\",\"port\":%u,\"piccapPort\":%u,\"receiver\":\"%s\",\"token\":\"%s\"}\n",
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t->host, t->port, t->piccap_port, t->receiver, t->token);
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int fd = open(tmp, O_WRONLY | O_CREAT | O_EXCL | O_NOFOLLOW | O_CLOEXEC, 0600);
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if (fd < 0)
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return false;
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bool ok = write(fd, data, n) == n && fsync(fd) == 0;
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if (close(fd) != 0)
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ok = false;
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if (ok)
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ok = rename(tmp, path) == 0;
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if (!ok)
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unlink(tmp);
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return ok;
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}
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static bool target_load(PlaybackJson *j, const char *path, TargetConfig *t) {
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int fd = open(path, O_RDONLY | O_NOFOLLOW | O_CLOEXEC);
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if (fd < 0)
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return false;
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char data[1024];
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ssize_t n = read(fd, data, sizeof(data) - 1);
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close(fd);
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if (n <= 0 || n == (ssize_t)sizeof(data) - 1)
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return false;
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data[n] = 0;
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return target_parse(j, data, t);
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}
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static int target_open(const TargetConfig *t) {
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if (!target_valid(t))
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return -1;
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struct sockaddr_storage storage = {0};
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socklen_t length;
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int family;
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struct sockaddr_in *v4 = (void *)&storage;
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struct sockaddr_in6 *v6 = (void *)&storage;
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if (inet_pton(AF_INET, t->host, &v4->sin_addr) == 1) {
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family = AF_INET;
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v4->sin_family = family;
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v4->sin_port = htons(t->port);
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length = sizeof(*v4);
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} else {
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family = AF_INET6;
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v6->sin6_family = family;
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v6->sin6_port = htons(t->port);
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length = sizeof(*v6);
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}
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int fd = socket(family, SOCK_STREAM, 0);
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if (fd < 0)
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return -1;
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int flags = fcntl(fd, F_GETFL, 0);
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if (flags < 0 || fcntl(fd, F_SETFL, flags | O_NONBLOCK) < 0) {
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close(fd);
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return -1;
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}
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if (connect(fd, (void *)&storage, length) != 0) {
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if (errno != EINPROGRESS) {
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close(fd);
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return -1;
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}
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}
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return fd;
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}
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static int target_connect(const TargetConfig *t) {
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int fd = target_open(t);
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if (fd < 0)
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return -1;
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struct pollfd p = {.fd = fd, .events = POLLOUT};
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int error = 0;
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socklen_t size = sizeof(error);
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if (poll(&p, 1, 1000) <= 0 || getsockopt(fd, SOL_SOCKET, SO_ERROR, &error, &size) != 0 ||
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error) {
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close(fd);
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return -1;
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}
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int flags = fcntl(fd, F_GETFL, 0);
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if (flags < 0 || fcntl(fd, F_SETFL, flags & ~O_NONBLOCK) < 0) {
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close(fd);
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return -1;
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}
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struct timeval timeout = {1, 0};
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setsockopt(fd, SOL_SOCKET, SO_SNDTIMEO, &timeout, sizeof(timeout));
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setsockopt(fd, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(timeout));
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return fd;
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}
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#endif
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