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feat(ltm): support custom data reader functions

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This commit is contained in:
Jef Roosens 2023-12-16 23:00:00 +01:00
parent f37cfc30af
commit 845ec95bf1
Signed by: Jef Roosens
GPG key ID: B75D4F293C7052DB
4 changed files with 90 additions and 8 deletions
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30
ltm/example/test.c
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@ -3,9 +3,18 @@
#include "ltm/template.h"
const char *s = "<body><pre><code>\n"
"{{ paste }}\n"
"</code></pre></body>";
const char *s = "<head><link rel=\"stylesheet\" href=\"https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/styles/default.min.css\">\n"
"<script src=\"https://cdnjs.cloudflare.com/ajax/libs/highlight.js/11.9.0/highlight.min.js\"></script>\n"
"<script>hljs.highlightAll();</script></head>\n"
"<body><pre><code>{{ paste }}</code></pre></body>";
ltm_err reader(size_t *written, char *buf, size_t len, void *data) {
FILE *f = data;
*written = fread(buf, 1, len, f);
return ltm_err_ok;
}
int main() {
ltm_template *template;
@ -13,17 +22,22 @@ int main() {
ltm_instance *instance;
ltm_template_instantiate(&instance, template);
const char *filename = "src/ltm_instance.c";
struct stat sb;
stat("Makefile", &sb);
stat(filename, &sb);
FILE *f = fopen("Makefile", "rb");
FILE *f = fopen(filename, "rb");
ltm_instance_block_add_var(instance, "paste", ltm_instance_block_type_file_owned, f, sb.st_size);
ltm_instance_block_add_var_fn(instance, "paste", reader, f, sb.st_size);
/* ltm_instance_block_add_var(instance, "paste", ltm_instance_block_type_file_owned, f, sb.st_size); */
/* ltm_instance_block_add_var(instance, "paste", ltm_instance_block_type_buf, "hello\n", 6); */
/* ltm_instance_block_add_var(instance, "paste", ltm_instance_block_type_buf, "world\n", 6); */
char buf[1024];
char buf[128];
size_t written = 0;
while (ltm_instance_write(&written, buf, 1024, instance) != ltm_err_done) {
while (ltm_instance_write(&written, buf, 128, instance) != ltm_err_done) {
printf("%.*s", (int)written, buf);
}