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#include "HalideTraceUtils.h"
#include <cassert>
#include <cstdint>
#include <cstdlib>
#include <cstring>
namespace Halide {
namespace Internal {
bool Packet::read_from_stdin() {
return read_from_filedesc(stdin);
}
bool Packet::read_from_filedesc(FILE *fdesc) {
size_t header_size = sizeof(halide_trace_packet_t);
if (!Packet::read(this, header_size, fdesc)) {
return false;
}
size_t payload_size = size - header_size;
if (payload_size > sizeof(payload)) {
fprintf(stderr, "Payload larger than %d bytes in trace stream (%d)\n", (int)sizeof(payload), (int)payload_size);
abort();
return false;
}
if (!Packet::read(payload, payload_size, fdesc)) {
fprintf(stderr, "Unexpected EOF mid-packet");
return false;
}
return true;
}
bool Packet::read(void *d, size_t size, FILE *fdesc) {
uint8_t *dst = (uint8_t *)d;
if (!size) {
return true;
}
size_t s = fread(dst, 1, size, fdesc);
if (s != size) {
if (ferror(fdesc) || !feof(fdesc)) {
perror("Failed during read");
exit(1);
}
return false; // EOF
}
return true;
}
void bad_type_error(halide_type_t type) {
fprintf(stderr, "Can't convert packet with type: %d bits: %d\n", type.code, type.bits);
exit(1);
}
} // namespace Internal
} // namespace Halide
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