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Resize response body buffer as needed

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James R 2020-05-14 17:19:25 -07:00
parent 430fb27ec8
commit 85fef2655c
1 changed files with 19 additions and 8 deletions
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27
src/hms123311.c
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@ -25,6 +25,9 @@ Documentation available here.
#include "i_tcp.h"/* for current_port */ #include "i_tcp.h"/* for current_port */
#include "i_threads.h" #include "i_threads.h"
/* reasonable default I guess?? */
#define DEFAULT_BUFFER_SIZE (4096)
/* I just stop myself from making macros anymore. */ /* I just stop myself from making macros anymore. */
#define Blame( ... ) \ #define Blame( ... ) \
CONS_Printf("\x85" __VA_ARGS__) CONS_Printf("\x85" __VA_ARGS__)
@ -65,16 +68,25 @@ static size_t
HMS_on_read (char *s, size_t _1, size_t n, void *userdata) HMS_on_read (char *s, size_t _1, size_t n, void *userdata)
{ {
struct HMS_buffer *buffer; struct HMS_buffer *buffer;
size_t blocks;
(void)_1; (void)_1;
buffer = userdata; buffer = userdata;
if (n < (size_t)( buffer->end - buffer->needle ))
if (n >= (size_t)( buffer->end - buffer->needle ))
{ {
memcpy(&buffer->buffer[buffer->needle], s, n); /* resize to next multiple of buffer size */
buffer->needle += n; blocks = ( n / DEFAULT_BUFFER_SIZE + 1 );
return n; buffer->end = ( blocks * DEFAULT_BUFFER_SIZE );
buffer->buffer = realloc(buffer->buffer, buffer->end);
} }
else
return 0; memcpy(&buffer->buffer[buffer->needle], s, n);
buffer->needle += n;
return n;
} }
static struct HMS_buffer * static struct HMS_buffer *
@ -134,8 +146,7 @@ HMS_connect (const char *format, ...)
buffer = malloc(sizeof *buffer); buffer = malloc(sizeof *buffer);
buffer->curl = curl; buffer->curl = curl;
/* I just allocated 4k and fuck it! */ buffer->end = DEFAULT_BUFFER_SIZE;
buffer->end = 4096;
buffer->buffer = malloc(buffer->end); buffer->buffer = malloc(buffer->end);
buffer->needle = 0; buffer->needle = 0;