34 lines
841 B
C
34 lines
841 B
C
#include <ngi.h>
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#include <assert.h>
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#include <float.h>
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#include <math.h>
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int server_reduce(FILE * file, ngi_op_t op, ngi_type_t type, void * out_buff, size_t off, size_t size){
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fseek(file, off, SEEK_SET);
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assert(type == NGI_TYPE_FLOAT);
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assert(op == NGI_OP_MAX);
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float * data = malloc(size);
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fread(data, size, 1, file);
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float mx = -INFINITY;
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for(size_t i=0; i < size/sizeof(float); i++){
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mx = data[i] > mx ? data[i]: mx;
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}
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*(float*) out_buff = mx;
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free(data);
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return 0;
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}
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int server_reduce_any_func(FILE * file, void (*func)(int8_t * data, void * out_buff, size_t off, size_t size), void * out_buff, size_t max_out_data_size, size_t off, size_t size){
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fseek(file, off, SEEK_SET);
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int8_t * data = malloc(size);
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fread(data, size, 1, file);
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func(data, out_buff, off, size);
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free(data);
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return 0;
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}
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