diff options
author | Joshua Haberman <joshua@reverberate.org> | 2011-07-15 12:05:43 -0700 |
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committer | Joshua Haberman <joshua@reverberate.org> | 2011-07-15 12:05:43 -0700 |
commit | 10265aa56b22ac4f04e7ba08330138e4507534e4 (patch) | |
tree | e821c85219a10b4ee3df715ab774465fdf87cf1d /src/upb.c | |
parent | 6a1f3a66939308668ab8dce0d195afec16e02af9 (diff) |
Directory restructure.
Includes are now via upb/foo.h.
Files specific to the protobuf format are
now in upb/pb (the core library is concerned
with message definitions, handlers, and
byte streams, but knows nothing about any
particular serializationf format).
Diffstat (limited to 'src/upb.c')
-rw-r--r-- | src/upb.c | 122 |
1 files changed, 0 insertions, 122 deletions
diff --git a/src/upb.c b/src/upb.c deleted file mode 100644 index 0f3ea18..0000000 --- a/src/upb.c +++ /dev/null @@ -1,122 +0,0 @@ -/* - * upb - a minimalist implementation of protocol buffers. - * - * Copyright (c) 2009 Google Inc. See LICENSE for details. - * Author: Josh Haberman <jhaberman@gmail.com> - */ - -#include <errno.h> -#include <stdarg.h> -#include <stddef.h> -#include <stdlib.h> -#include <string.h> -#include "descriptor_const.h" -#include "upb.h" -#include "upb_bytestream.h" - -#define alignof(t) offsetof(struct { char c; t x; }, x) -#define TYPE_INFO(wire_type, ctype, inmemory_type) \ - {alignof(ctype), sizeof(ctype), wire_type, UPB_TYPE(inmemory_type), #ctype}, - -const upb_type_info upb_types[] = { - TYPE_INFO(UPB_WIRE_TYPE_END_GROUP, void*, MESSAGE) // ENDGROUP (fake) - TYPE_INFO(UPB_WIRE_TYPE_64BIT, double, DOUBLE) // DOUBLE - TYPE_INFO(UPB_WIRE_TYPE_32BIT, float, FLOAT) // FLOAT - TYPE_INFO(UPB_WIRE_TYPE_VARINT, int64_t, INT64) // INT64 - TYPE_INFO(UPB_WIRE_TYPE_VARINT, uint64_t, UINT64) // UINT64 - TYPE_INFO(UPB_WIRE_TYPE_VARINT, int32_t, INT32) // INT32 - TYPE_INFO(UPB_WIRE_TYPE_64BIT, uint64_t, UINT64) // FIXED64 - TYPE_INFO(UPB_WIRE_TYPE_32BIT, uint32_t, UINT32) // FIXED32 - TYPE_INFO(UPB_WIRE_TYPE_VARINT, bool, BOOL) // BOOL - TYPE_INFO(UPB_WIRE_TYPE_DELIMITED, void*, STRING) // STRING - TYPE_INFO(UPB_WIRE_TYPE_START_GROUP, void*, MESSAGE) // GROUP - TYPE_INFO(UPB_WIRE_TYPE_DELIMITED, void*, MESSAGE) // MESSAGE - TYPE_INFO(UPB_WIRE_TYPE_DELIMITED, void*, STRING) // BYTES - TYPE_INFO(UPB_WIRE_TYPE_VARINT, uint32_t, UINT32) // UINT32 - TYPE_INFO(UPB_WIRE_TYPE_VARINT, uint32_t, INT32) // ENUM - TYPE_INFO(UPB_WIRE_TYPE_32BIT, int32_t, INT32) // SFIXED32 - TYPE_INFO(UPB_WIRE_TYPE_64BIT, int64_t, INT64) // SFIXED64 - TYPE_INFO(UPB_WIRE_TYPE_VARINT, int32_t, INT32) // SINT32 - TYPE_INFO(UPB_WIRE_TYPE_VARINT, int64_t, INT64) // SINT64 - TYPE_INFO(UPB_WIRE_TYPE_END_GROUP, void*, INT64) // SINT64 -}; - -#ifdef NDEBUG -upb_value UPB_NO_VALUE = {{0}}; -#else -upb_value UPB_NO_VALUE = {{0}, -1}; -#endif - -void upb_status_init(upb_status *status) { - status->buf = NULL; - upb_status_clear(status); -} - -void upb_status_uninit(upb_status *status) { - free(status->buf); -} - -void upb_status_setf(upb_status *s, enum upb_status_code code, - const char *msg, ...) { - s->code = code; - va_list args; - va_start(args, msg); - upb_vrprintf(&s->buf, &s->bufsize, 0, msg, args); - va_end(args); - s->str = s->buf; -} - -void upb_status_copy(upb_status *to, upb_status *from) { - to->code = from->code; - if (from->str) { - if (to->bufsize < from->bufsize) { - to->bufsize = from->bufsize; - to->buf = realloc(to->buf, to->bufsize); - to->str = to->buf; - } - memcpy(to->str, from->str, from->bufsize); - } else { - to->str = NULL; - } -} - -void upb_status_clear(upb_status *status) { - status->code = UPB_OK; - status->str = NULL; -} - -void upb_status_print(upb_status *status, FILE *f) { - if(status->str) { - fprintf(f, "code: %d, msg: %s\n", status->code, status->str); - } else { - fprintf(f, "code: %d, no msg\n", status->code); - } -} - -void upb_status_fromerrno(upb_status *status) { - upb_status_setf(status, UPB_ERROR, "%s", strerror(errno)); -} - -int upb_vrprintf(char **buf, size_t *size, size_t ofs, - const char *fmt, va_list args) { - // Try once without reallocating. We have to va_copy because we might have - // to call vsnprintf again. - uint32_t len = *size - ofs; - va_list args_copy; - va_copy(args_copy, args); - uint32_t true_len = vsnprintf(*buf + ofs, len, fmt, args_copy); - va_end(args_copy); - - // Resize to be the correct size. - if (true_len >= len) { - // Need to print again, because some characters were truncated. vsnprintf - // will not write the entire string unless you give it space to store the - // NULL terminator also. - while (*size < (ofs + true_len + 1)) *size = UPB_MAX(*size * 2, 2); - char *newbuf = realloc(*buf, *size); - if (!newbuf) return -1; - vsnprintf(newbuf + ofs, true_len + 1, fmt, args); - *buf = newbuf; - } - return true_len; -} |