Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
75 lines
2.6 KiB
75 lines
2.6 KiB
/* |
|
* upb - a minimalist implementation of protocol buffers. |
|
* |
|
* Copyright (c) 2009 Joshua Haberman. See LICENSE for details. |
|
* |
|
*/ |
|
|
|
#include <stdarg.h> |
|
#include <stddef.h> |
|
#include <string.h> |
|
|
|
#include "upb.h" |
|
#include "upb_string.h" |
|
|
|
#define alignof(t) offsetof(struct { char c; t x; }, x) |
|
#define TYPE_INFO(wire_type, ctype, allows_delimited) \ |
|
{alignof(ctype), sizeof(ctype), wire_type, \ |
|
(1 << wire_type) | (allows_delimited << UPB_WIRE_TYPE_DELIMITED), \ |
|
#ctype}, |
|
|
|
upb_type_info upb_types[] = { |
|
{0, 0, 0, 0, ""}, // There is no type 0. |
|
TYPE_INFO(UPB_WIRE_TYPE_64BIT, double, 1) // DOUBLE |
|
TYPE_INFO(UPB_WIRE_TYPE_32BIT, float, 1) // FLOAT |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, int64_t, 1) // INT64 |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, uint64_t, 1) // UINT64 |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, int32_t, 1) // INT32 |
|
TYPE_INFO(UPB_WIRE_TYPE_64BIT, uint64_t, 1) // FIXED64 |
|
TYPE_INFO(UPB_WIRE_TYPE_32BIT, uint32_t, 1) // FIXED32 |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, bool, 1) // BOOL |
|
TYPE_INFO(UPB_WIRE_TYPE_DELIMITED, void*, 1) // STRING |
|
TYPE_INFO(UPB_WIRE_TYPE_START_GROUP, void*, 0) // GROUP |
|
TYPE_INFO(UPB_WIRE_TYPE_DELIMITED, void*, 1) // MESSAGE |
|
TYPE_INFO(UPB_WIRE_TYPE_DELIMITED, void*, 1) // BYTES |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, uint32_t, 1) // UINT32 |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, uint32_t, 1) // ENUM |
|
TYPE_INFO(UPB_WIRE_TYPE_32BIT, int32_t, 1) // SFIXED32 |
|
TYPE_INFO(UPB_WIRE_TYPE_64BIT, int64_t, 1) // SFIXED64 |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, int32_t, 1) // SINT32 |
|
TYPE_INFO(UPB_WIRE_TYPE_VARINT, int64_t, 1) // SINT64 |
|
}; |
|
|
|
void upb_seterr(upb_status *status, enum upb_status_code code, |
|
const char *msg, ...) |
|
{ |
|
if(upb_ok(status)) { // The first error is the most interesting. |
|
status->code = code; |
|
status->str = upb_string_tryrecycle(status->str); |
|
va_list args; |
|
va_start(args, msg); |
|
upb_string_vprintf(status->str, msg, args); |
|
va_end(args); |
|
} |
|
} |
|
|
|
void upb_copyerr(upb_status *to, upb_status *from) |
|
{ |
|
to->code = from->code; |
|
if(from->str) to->str = upb_string_getref(from->str); |
|
} |
|
|
|
void upb_clearerr(upb_status *status) { |
|
status->code = UPB_STATUS_OK; |
|
upb_string_unref(status->str); |
|
status->str = NULL; |
|
} |
|
|
|
void upb_printerr(upb_status *status) { |
|
if(status->str) { |
|
fprintf(stderr, "code: %d, msg: " UPB_STRFMT "\n", |
|
status->code, UPB_STRARG(status->str)); |
|
} else { |
|
fprintf(stderr, "code: %d, no msg\n", status->code); |
|
} |
|
}
|
|
|