From d5a727a062e4d727491f4e7f047269d60a93a8cf Mon Sep 17 00:00:00 2001 From: Mitya Selivanov Date: Sun, 17 Nov 2024 05:24:04 +0100 Subject: Remove lots of dependencies --- kit/input_buffer.c | 360 ----------------------------------------------------- 1 file changed, 360 deletions(-) delete mode 100644 kit/input_buffer.c (limited to 'kit/input_buffer.c') diff --git a/kit/input_buffer.c b/kit/input_buffer.c deleted file mode 100644 index 1f3e274..0000000 --- a/kit/input_buffer.c +++ /dev/null @@ -1,360 +0,0 @@ -#include "input_buffer.h" - -#include -#include - -enum { KIT_IB_CACHE_SIZE = 256 }; - -static s32 kit_buf_adjust_(kit_input_buffer_t *buf, i64 size) { - assert(buf != NULL); - assert(size >= 0); - - if (buf == NULL) - return KIT_ERROR_INTERNAL; - - i64 offset = buf->data.size; - - if (offset >= size) - return KIT_OK; - - DA_RESIZE(buf->data, size); - if (buf->data.size != size) - return KIT_ERROR_OUT_OF_MEMORY; - - str_t destination = { .size = size - offset, - .values = buf->data.values + offset }; - i64 n = IS_READ(buf->upstream, destination); - - DA_RESIZE(buf->data, offset + n); - if (buf->data.size != offset + n) - return KIT_ERROR_OUT_OF_MEMORY; - - return KIT_OK; -} - -kit_input_buffer_t kit_ib_init(is_handle_t upstream, - kit_allocator_t *alloc) { - kit_input_buffer_t buf; - memset(&buf, 0, sizeof buf); - - buf.upstream = upstream; - DA_INIT(buf.data, 0, alloc); - - return buf; -} - -void kit_ib_destroy(kit_input_buffer_t *buf) { - assert(buf != NULL); - if (buf == NULL) - return; - - DA_DESTROY(buf->data); - memset(buf, 0, sizeof *buf); -} - -kit_ib_token_t kit_ib_token(kit_input_buffer_t *buf) { - return (kit_ib_token_t) { - .status = KIT_OK, .offset = 0, .size = 0, .buffer = buf - }; -} - -kit_str_t kit_ib_str(kit_ib_token_t tok) { - assert(tok.buffer != NULL); - - if (tok.buffer == NULL || tok.buffer->data.values == NULL) - return (str_t) { .size = 0, .values = NULL }; - - return (str_t) { .size = tok.size, - .values = tok.buffer->data.values + tok.offset }; -} - -kit_ib_token_t kit_ib_read(kit_ib_token_t tok, i64 size) { - assert(tok.buffer != NULL); - - kit_ib_token_t next = tok; - - next.offset = tok.offset + tok.size; - next.size = 0; - - if (tok.status != KIT_OK) - return next; - - if (tok.buffer == NULL) { - next.status = KIT_ERROR_INVALID_ARGUMENT; - return next; - } - - s32 s = kit_buf_adjust_(tok.buffer, tok.offset + tok.size + size); - - if (s != KIT_OK) { - next.status = s; - return next; - } - - assert(tok.buffer->data.values != NULL); - - if (tok.buffer->data.values == NULL) { - next.status = KIT_ERROR_INTERNAL; - return next; - } - - next.size = size < tok.buffer->data.size - tok.offset - tok.size - ? size - : tok.buffer->data.size - tok.offset - tok.size; - - return next; -} - -#define IB_CACHE_INIT_(res_) \ - str_builder_t cache_dynamic; \ - memset(&cache_dynamic, 0, sizeof cache_dynamic); \ - char cache_static[KIT_IB_CACHE_SIZE]; \ - \ - do { \ - if (data.size > 0) { \ - if (data.size < KIT_IB_CACHE_SIZE) { \ - memcpy(cache_static, data.values, data.size); \ - data.values = cache_static; \ - } else { \ - DA_INIT(cache_dynamic, data.size, tok.buffer->data.alloc); \ - if (cache_dynamic.size != data.size) { \ - (res_).status |= KIT_ERROR_OUT_OF_MEMORY; \ - return (res_); \ - } \ - memcpy(cache_dynamic.values, data.values, data.size); \ - data.values = cache_dynamic.values; \ - } \ - } \ - } while (0) - -#define IB_CACHE_CLEANUP_() \ - do { \ - if (cache_dynamic.values != NULL) \ - DA_DESTROY(cache_dynamic); \ - } while (0) - -kit_ib_token_t kit_ib_any(kit_ib_token_t tok, str_t data) { - assert(tok.buffer != NULL); - - kit_ib_token_t next = tok; - - next.offset = tok.offset + tok.size; - next.size = 0; - - if (tok.status != KIT_OK) - return next; - - if (tok.buffer == NULL) { - next.status = KIT_ERROR_INVALID_ARGUMENT; - return next; - } - - IB_CACHE_INIT_(next); - - for (;; ++next.size) { - s32 s = kit_buf_adjust_(tok.buffer, - tok.offset + tok.size + next.size + 1); - - if (s != KIT_OK) { - next.status = s; - return next; - } - - assert(tok.buffer->data.values != NULL); - - if (tok.buffer->data.values == NULL) { - next.status = KIT_ERROR_INTERNAL; - return next; - } - - if (tok.offset + tok.size + next.size >= tok.buffer->data.size) - break; - - i8 found = 0; - - for (i64 i = 0; i < data.size; i++) - if (data.values[i] == - tok.buffer->data.values[next.offset + next.size]) { - found = 1; - break; - } - - if (!found) - break; - } - - IB_CACHE_CLEANUP_(); - - return next; -} - -kit_ib_token_t kit_ib_none(kit_ib_token_t tok, str_t data) { - assert(tok.buffer != NULL); - - kit_ib_token_t next = tok; - - next.offset = tok.offset + tok.size; - next.size = 0; - - if (tok.status != KIT_OK) - return next; - - if (tok.buffer == NULL) { - next.status = KIT_ERROR_INVALID_ARGUMENT; - return next; - } - - IB_CACHE_INIT_(next); - - for (;; ++next.size) { - s32 s = kit_buf_adjust_(tok.buffer, - tok.offset + tok.size + next.size + 1); - - if (s != KIT_OK) { - next.status = s; - return next; - } - - assert(tok.buffer->data.values != NULL); - - if (tok.buffer->data.values == NULL) { - next.status = KIT_ERROR_INTERNAL; - return next; - } - - if (tok.offset + tok.size + next.size >= tok.buffer->data.size) - break; - - i8 found = 0; - - for (i64 i = 0; i < data.size; i++) - if (data.values[i] == - tok.buffer->data.values[next.offset + next.size]) { - found = 1; - break; - } - - if (found) - break; - } - - IB_CACHE_CLEANUP_(); - - return next; -} - -kit_ib_token_t kit_ib_exact(kit_ib_token_t tok, str_t data) { - kit_ib_token_t res = tok; - - res.offset = tok.offset + tok.size; - res.size = 0; - - IB_CACHE_INIT_(res); - - res = kit_ib_read(tok, data.size); - if (!AR_EQUAL(kit_ib_str(res), data)) - res.status = KIT_PARSING_FAILED; - - IB_CACHE_CLEANUP_(); - - return res; -} - -kit_ib_token_t kit_ib_until(kit_ib_token_t tok, str_t data) { - assert(tok.buffer != NULL); - - kit_ib_token_t next = tok; - - next.offset = tok.offset + tok.size; - next.size = 0; - - if (tok.status != KIT_OK) - return next; - - if (tok.buffer == NULL) { - next.status = KIT_ERROR_INVALID_ARGUMENT; - return next; - } - - IB_CACHE_INIT_(next); - - for (;; ++next.size) { - s32 s = kit_buf_adjust_(tok.buffer, - tok.offset + tok.size + next.size + 1); - - if (s != KIT_OK) { - next.status = s; - return next; - } - - assert(tok.buffer->data.values != NULL); - - if (tok.buffer->data.values == NULL) { - next.status = KIT_ERROR_INTERNAL; - return next; - } - - if (tok.offset + tok.size + next.size >= tok.buffer->data.size) - break; - - if (next.size + 1 >= data.size && - AR_EQUAL(kit_str(data.size, tok.buffer->data.values + - (next.offset + next.size + 1 - - data.size)), - data)) { - next.size -= data.size - 1; - break; - } - } - - IB_CACHE_CLEANUP_(); - - return next; -} - -kit_ib_token_t kit_ib_while(kit_ib_token_t tok, - kit_ib_read_condition_fn condition, - void *context) { - assert(tok.buffer != NULL); - - kit_ib_token_t next = tok; - - next.offset = tok.offset + tok.size; - next.size = 0; - - if (tok.status != KIT_OK) - return next; - - if (tok.buffer == NULL) { - next.status = KIT_ERROR_INVALID_ARGUMENT; - return next; - } - - for (;; ++next.size) { - s32 s = kit_buf_adjust_(tok.buffer, - tok.offset + tok.size + next.size + 1); - - if (s != KIT_OK) { - next.status = s; - return next; - } - - assert(tok.buffer->data.values != NULL); - - if (tok.buffer->data.values == NULL) { - next.status = KIT_ERROR_INTERNAL; - return next; - } - - if (tok.offset + tok.size + next.size >= tok.buffer->data.size) - break; - - if (condition == NULL || - !condition(kit_str(next.size + 1, - tok.buffer->data.values + next.offset), - context)) - break; - } - - return next; -} -- cgit v1.2.3