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-rw-r--r--src/base/buffer.c177
1 files changed, 84 insertions, 93 deletions
diff --git a/src/base/buffer.c b/src/base/buffer.c
index e09b7f2..7140444 100644
--- a/src/base/buffer.c
+++ b/src/base/buffer.c
@@ -6,140 +6,131 @@
#include "buffer.h"
-buffer_t *
-newBuffer(int n)
+buffer_t *newBuffer(int n)
{
- buffer_t *new;
+ buffer_t *new;
- new = malloc(sizeof(buffer_t));
- memset(new, 0, sizeof(buffer_t));
- new->alloc = n;
- new->data = malloc(n);
- memset(new->data, 0, n);
+ new = malloc(sizeof(buffer_t));
+ memset(new, 0, sizeof(buffer_t));
+ new->alloc = n;
+ new->data = malloc(n);
+ memset(new->data, 0, n);
- return new;
+ return new;
}
-void *
-getBufferData(buffer_t * p)
+void *getBufferData(buffer_t * p)
{
- return p->data;
+ return p->data;
}
-int
-getBufferSize(buffer_t * p)
+int getBufferSize(buffer_t * p)
{
- return p->size;
+ return p->size;
}
-int
-addBuffer(buffer_t * p, char *data, int len)
+int addBuffer(buffer_t * p, char *data, int len)
{
- assert(p != NULL);
- assert(data != NULL);
- assert(len >= 0);
+ assert(p != NULL);
+ assert(data != NULL);
+ assert(len >= 0);
- if (p->size + len <= p->alloc) {
- memcpy(p->data + p->size, data, len);
- p->size += len;
- return len;
- }
+ if (p->size + len <= p->alloc) {
+ memcpy(p->data + p->size, data, len);
+ p->size += len;
+ return len;
+ }
- return -1;
+ return -1;
}
-int
-cutBuffer(buffer_t * p, int len)
+int cutBuffer(buffer_t * p, int len)
{
- assert(p != NULL);
- assert(len >= 0);
+ assert(p != NULL);
+ assert(len >= 0);
- if (p->size - len >= 0) {
- memmove(p->data, p->data + len, p->size - len);
- p->size -= len;
- return 0;
- }
+ if (p->size - len >= 0) {
+ memmove(p->data, p->data + len, p->size - len);
+ p->size -= len;
+ return 0;
+ }
- return -1;
+ return -1;
}
-int
-getBufferCount(buffer_t * p)
+int getBufferCount(buffer_t * p)
{
- char *begin;
- char *end;
- int count;
- int size;
-
- assert(p != NULL);
-
- count = 0;
- begin = p->data;
- size = p->size;
-
- while ((end = memchr(begin, '\n', size)) != NULL) {
- count++;
- size -= ((end + 1) - begin);
- begin = end + 1;
- }
-
- //printf("count = %d\n", count);
- //printf("data = %s\n", p->data);
- return count;
+ char *begin;
+ char *end;
+ int count;
+ int size;
+
+ assert(p != NULL);
+
+ count = 0;
+ begin = p->data;
+ size = p->size;
+
+ while ((end = memchr(begin, '\n', size)) != NULL) {
+ count++;
+ size -= ((end + 1) - begin);
+ begin = end + 1;
+ }
+
+ //printf("count = %d\n", count);
+ //printf("data = %s\n", p->data);
+ return count;
}
-int
-getBufferLine(buffer_t * p, char *line, int len)
+int getBufferLine(buffer_t * p, char *line, int len)
{
- char *end;
- int ret_len;
+ char *end;
+ int ret_len;
- assert(p != NULL);
- assert(line != NULL);
- assert(len >= 0);
+ assert(p != NULL);
+ assert(line != NULL);
+ assert(len >= 0);
- end = NULL;
+ end = NULL;
- end = memchr(p->data, '\n', p->size);
+ end = memchr(p->data, '\n', p->size);
- if (end == NULL)
- return -1;
+ if (end == NULL)
+ return -1;
- ret_len = (int) (end - p->data) + 1;
- if (ret_len > len - 1)
- ret_len = len - 1;
+ ret_len = (int) (end - p->data) + 1;
+ if (ret_len > len - 1)
+ ret_len = len - 1;
- memset(line, 0, len);
- memcpy(line, p->data, ret_len);
+ memset(line, 0, len);
+ memcpy(line, p->data, ret_len);
- cutBuffer(p, ret_len);
+ cutBuffer(p, ret_len);
- return ret_len;
+ return ret_len;
}
-int
-getBufferDataLen(buffer_t * p, char *line, int len)
+int getBufferDataLen(buffer_t * p, char *line, int len)
{
- assert(p != NULL);
- assert(line != NULL);
- assert(len >= 0);
+ assert(p != NULL);
+ assert(line != NULL);
+ assert(len >= 0);
- if (p->size < len) {
- len = p->size;
- }
+ if (p->size < len) {
+ len = p->size;
+ }
- memcpy(line, p->data, len);
- cutBuffer(p, len);
+ memcpy(line, p->data, len);
+ cutBuffer(p, len);
- return len;
+ return len;
}
-void
-destroyBuffer(buffer_t * p)
+void destroyBuffer(buffer_t * p)
{
- assert(p != NULL);
+ assert(p != NULL);
- if (p->data != NULL)
- free(p->data);
- free(p);
+ if (p->data != NULL)
+ free(p->data);
+ free(p);
}